diff --git a/fxbarcode/BC_Dimension.cpp b/fxbarcode/BC_Dimension.cpp
new file mode 100644
index 0000000..03cfa7e
--- /dev/null
+++ b/fxbarcode/BC_Dimension.cpp
@@ -0,0 +1,46 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2012 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+
+CBC_Dimension::CBC_Dimension() {}
+CBC_Dimension::CBC_Dimension(int32_t width, int32_t height, int32_t& e) {
+  if (width < 0 || height < 0) {
+    e = BCExceptionHeightAndWidthMustBeAtLeast1;
+  }
+  m_width = width;
+  m_height = height;
+}
+CBC_Dimension::~CBC_Dimension() {}
+int32_t CBC_Dimension::getWidth() {
+  return m_width;
+}
+int32_t CBC_Dimension::getHeight() {
+  return m_height;
+}
+int32_t CBC_Dimension::hashCode() {
+  return m_width * 32713 + m_height;
+}
+CFX_WideString CBC_Dimension::toString() {
+  return (wchar_t)(m_width + (wchar_t)'x' + m_height);
+}
diff --git a/fxbarcode/BC_Dimension.h b/fxbarcode/BC_Dimension.h
new file mode 100644
index 0000000..fc24bf9
--- /dev/null
+++ b/fxbarcode/BC_Dimension.h
@@ -0,0 +1,29 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_BC_DIMENSION_H_
+#define FXBARCODE_BC_DIMENSION_H_
+
+#include <cstdint>
+
+#include "core/fxcrt/fx_string.h"
+
+class CBC_Dimension {
+ public:
+  CBC_Dimension();
+  CBC_Dimension(int32_t width, int32_t height, int32_t& e);
+  virtual ~CBC_Dimension();
+  int32_t getWidth();
+  int32_t getHeight();
+  int32_t hashCode();
+  CFX_WideString toString();
+
+ private:
+  int32_t m_width;
+  int32_t m_height;
+};
+
+#endif  // FXBARCODE_BC_DIMENSION_H_
diff --git a/fxbarcode/BC_Library.cpp b/fxbarcode/BC_Library.cpp
new file mode 100644
index 0000000..c52e92a
--- /dev/null
+++ b/fxbarcode/BC_Library.cpp
@@ -0,0 +1,36 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "fxbarcode/BC_Library.h"
+
+#include <stdint.h>
+
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "fxbarcode/datamatrix/BC_ErrorCorrection.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
+#include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "fxbarcode/qrcode/BC_QRCoderVersion.h"
+
+void BC_Library_Init() {
+  CBC_QRCoderErrorCorrectionLevel::Initialize();
+  CBC_QRCoderMode::Initialize();
+  CBC_QRCoderVersion::Initialize();
+  CBC_ReedSolomonGF256::Initialize();
+  CBC_SymbolInfo::Initialize();
+  CBC_ErrorCorrection::Initialize();
+  CBC_PDF417HighLevelEncoder::Initialize();
+}
+void BC_Library_Destory() {
+  CBC_QRCoderErrorCorrectionLevel::Finalize();
+  CBC_QRCoderMode::Finalize();
+  CBC_QRCoderVersion::Finalize();
+  CBC_ReedSolomonGF256::Finalize();
+  CBC_SymbolInfo::Finalize();
+  CBC_ErrorCorrection::Finalize();
+  CBC_PDF417HighLevelEncoder::Finalize();
+}
diff --git a/fxbarcode/BC_Library.h b/fxbarcode/BC_Library.h
new file mode 100644
index 0000000..7be4646
--- /dev/null
+++ b/fxbarcode/BC_Library.h
@@ -0,0 +1,38 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_BC_LIBRARY_H_
+#define FXBARCODE_BC_LIBRARY_H_
+
+enum BC_TEXT_LOC {
+  BC_TEXT_LOC_NONE = 0,
+  BC_TEXT_LOC_ABOVE,
+  BC_TEXT_LOC_BELOW,
+  BC_TEXT_LOC_ABOVEEMBED,
+  BC_TEXT_LOC_BELOWEMBED
+};
+
+enum BC_CHAR_ENCODING { CHAR_ENCODING_UTF8 = 0, CHAR_ENCODING_UNICODE };
+
+enum BC_TYPE {
+  BC_UNKNOWN = -1,
+  BC_CODE39 = 0,
+  BC_CODABAR,
+  BC_CODE128,
+  BC_CODE128_B,
+  BC_CODE128_C,
+  BC_EAN8,
+  BC_UPCA,
+  BC_EAN13,
+  BC_QR_CODE,
+  BC_PDF417,
+  BC_DATAMATRIX
+};
+
+void BC_Library_Init();
+void BC_Library_Destory();
+
+#endif  // FXBARCODE_BC_LIBRARY_H_
diff --git a/fxbarcode/BC_TwoDimWriter.cpp b/fxbarcode/BC_TwoDimWriter.cpp
new file mode 100644
index 0000000..65d28a2
--- /dev/null
+++ b/fxbarcode/BC_TwoDimWriter.cpp
@@ -0,0 +1,150 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include <algorithm>
+
+#include "core/fxge/cfx_graphstatedata.h"
+#include "core/fxge/cfx_pathdata.h"
+#include "core/fxge/cfx_renderdevice.h"
+#include "fxbarcode/BC_TwoDimWriter.h"
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "third_party/base/numerics/safe_math.h"
+#include "third_party/base/ptr_util.h"
+
+CBC_TwoDimWriter::CBC_TwoDimWriter() : m_iCorrectLevel(1), m_bFixedSize(true) {}
+
+CBC_TwoDimWriter::~CBC_TwoDimWriter() {}
+
+void CBC_TwoDimWriter::RenderDeviceResult(CFX_RenderDevice* device,
+                                          const CFX_Matrix* matrix) {
+  CFX_GraphStateData stateData;
+  CFX_PathData path;
+  path.AppendRect(0, 0, (float)m_Width, (float)m_Height);
+  device->DrawPath(&path, matrix, &stateData, m_backgroundColor,
+                   m_backgroundColor, FXFILL_ALTERNATE);
+  int32_t leftPos = 0;
+  int32_t topPos = 0;
+  if (m_bFixedSize) {
+    leftPos = (m_Width - m_output->GetWidth()) / 2;
+    topPos = (m_Height - m_output->GetHeight()) / 2;
+  }
+  CFX_Matrix matri = *matrix;
+  if (m_Width < m_output->GetWidth() && m_Height < m_output->GetHeight()) {
+    CFX_Matrix matriScale((float)m_Width / (float)m_output->GetWidth(), 0.0,
+                          0.0, (float)m_Height / (float)m_output->GetHeight(),
+                          0.0, 0.0);
+    matriScale.Concat(*matrix);
+    matri = matriScale;
+  }
+  for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+    for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+      CFX_PathData rect;
+      rect.AppendRect((float)leftPos + x, (float)topPos + y,
+                      (float)(leftPos + x + 1), (float)(topPos + y + 1));
+      if (m_output->Get(x, y)) {
+        CFX_GraphStateData data;
+        device->DrawPath(&rect, &matri, &data, m_barColor, 0, FXFILL_WINDING);
+      }
+    }
+  }
+}
+
+int32_t CBC_TwoDimWriter::GetErrorCorrectionLevel() const {
+  return m_iCorrectLevel;
+}
+
+void CBC_TwoDimWriter::RenderBitmapResult(
+    CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+    int32_t& e) {
+  if (m_bFixedSize) {
+    pOutBitmap = CreateDIBitmap(m_Width, m_Height);
+  } else {
+    pOutBitmap = CreateDIBitmap(m_output->GetWidth(), m_output->GetHeight());
+  }
+  if (!pOutBitmap) {
+    e = BCExceptionFailToCreateBitmap;
+    return;
+  }
+  pOutBitmap->Clear(m_backgroundColor);
+  int32_t leftPos = 0;
+  int32_t topPos = 0;
+  if (m_bFixedSize) {
+    leftPos = (m_Width - m_output->GetWidth()) / 2;
+    topPos = (m_Height - m_output->GetHeight()) / 2;
+  }
+  for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+    for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+      if (m_output->Get(x, y)) {
+        pOutBitmap->SetPixel(leftPos + x, topPos + y, m_barColor);
+      }
+    }
+  }
+  if (!m_bFixedSize)
+    pOutBitmap = pOutBitmap->StretchTo(m_Width, m_Height);
+}
+
+void CBC_TwoDimWriter::RenderResult(uint8_t* code,
+                                    int32_t codeWidth,
+                                    int32_t codeHeight,
+                                    int32_t& e) {
+  int32_t inputWidth = codeWidth;
+  int32_t inputHeight = codeHeight;
+  int32_t tempWidth = inputWidth + 2;
+  int32_t tempHeight = inputHeight + 2;
+  float moduleHSize = std::min(m_ModuleWidth, m_ModuleHeight);
+  moduleHSize = std::min(moduleHSize, 8.0f);
+  moduleHSize = std::max(moduleHSize, 1.0f);
+  pdfium::base::CheckedNumeric<int32_t> scaledWidth = tempWidth;
+  pdfium::base::CheckedNumeric<int32_t> scaledHeight = tempHeight;
+  scaledWidth *= moduleHSize;
+  scaledHeight *= moduleHSize;
+
+  int32_t outputWidth = scaledWidth.ValueOrDie();
+  int32_t outputHeight = scaledHeight.ValueOrDie();
+  if (m_bFixedSize) {
+    if (m_Width < outputWidth || m_Height < outputHeight) {
+      e = BCExceptionBitmapSizeError;
+      return;
+    }
+  } else {
+    if (m_Width > outputWidth || m_Height > outputHeight) {
+      outputWidth =
+          (int32_t)(outputWidth * ceil((float)m_Width / (float)outputWidth));
+      outputHeight =
+          (int32_t)(outputHeight * ceil((float)m_Height / (float)outputHeight));
+    }
+  }
+  int32_t multiX = (int32_t)ceil((float)outputWidth / (float)tempWidth);
+  int32_t multiY = (int32_t)ceil((float)outputHeight / (float)tempHeight);
+  if (m_bFixedSize) {
+    multiX = std::min(multiX, multiY);
+    multiY = multiX;
+  }
+  int32_t leftPadding = (outputWidth - (inputWidth * multiX)) / 2;
+  int32_t topPadding = (outputHeight - (inputHeight * multiY)) / 2;
+  if (leftPadding < 0) {
+    leftPadding = 0;
+  }
+  if (topPadding < 0) {
+    topPadding = 0;
+  }
+  m_output = pdfium::MakeUnique<CBC_CommonBitMatrix>();
+  m_output->Init(outputWidth, outputHeight);
+  for (int32_t inputY = 0, outputY = topPadding;
+       (inputY < inputHeight) && (outputY < outputHeight - multiY);
+       inputY++, outputY += multiY) {
+    for (int32_t inputX = 0, outputX = leftPadding;
+         (inputX < inputWidth) && (outputX < outputWidth - multiX);
+         inputX++, outputX += multiX) {
+      if (code[inputX + inputY * inputWidth] == 1) {
+        m_output->SetRegion(outputX, outputY, multiX, multiY, e);
+        if (e != BCExceptionNO)
+          return;
+      }
+    }
+  }
+}
diff --git a/fxbarcode/BC_TwoDimWriter.h b/fxbarcode/BC_TwoDimWriter.h
new file mode 100644
index 0000000..b0fed0b
--- /dev/null
+++ b/fxbarcode/BC_TwoDimWriter.h
@@ -0,0 +1,39 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_BC_TWODIMWRITER_H_
+#define FXBARCODE_BC_TWODIMWRITER_H_
+
+#include <memory>
+
+#include "fxbarcode/BC_Writer.h"
+
+class CBC_CommonBitMatrix;
+class CFX_RenderDevice;
+
+class CBC_TwoDimWriter : public CBC_Writer {
+ public:
+  CBC_TwoDimWriter();
+  ~CBC_TwoDimWriter() override;
+
+  virtual void RenderResult(uint8_t* code,
+                            int32_t codeWidth,
+                            int32_t codeHeight,
+                            int32_t& e);
+  virtual void RenderBitmapResult(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                                  int32_t& e);
+  virtual void RenderDeviceResult(CFX_RenderDevice* device,
+                                  const CFX_Matrix* matrix);
+  virtual bool SetErrorCorrectionLevel(int32_t level) = 0;
+  int32_t GetErrorCorrectionLevel() const;
+
+ protected:
+  int32_t m_iCorrectLevel;
+  bool m_bFixedSize;
+  std::unique_ptr<CBC_CommonBitMatrix> m_output;
+};
+
+#endif  // FXBARCODE_BC_TWODIMWRITER_H_
diff --git a/fxbarcode/BC_UtilCodingConvert.cpp b/fxbarcode/BC_UtilCodingConvert.cpp
new file mode 100644
index 0000000..f1dea88
--- /dev/null
+++ b/fxbarcode/BC_UtilCodingConvert.cpp
@@ -0,0 +1,54 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "fxbarcode/BC_UtilCodingConvert.h"
+
+CBC_UtilCodingConvert::CBC_UtilCodingConvert() {}
+
+CBC_UtilCodingConvert::~CBC_UtilCodingConvert() {}
+
+void CBC_UtilCodingConvert::UnicodeToLocale(const CFX_WideString& src,
+                                            CFX_ByteString& dst) {
+  dst = CFX_ByteString::FromUnicode(src);
+}
+
+void CBC_UtilCodingConvert::LocaleToUtf8(const CFX_ByteString& src,
+                                         CFX_ByteString& dst) {
+  CFX_WideString unicode = CFX_WideString::FromLocal(src.AsStringC());
+  dst = unicode.UTF8Encode();
+}
+
+void CBC_UtilCodingConvert::LocaleToUtf8(const CFX_ByteString& src,
+                                         std::vector<uint8_t>& dst) {
+  CFX_WideString unicode = CFX_WideString::FromLocal(src.AsStringC());
+  CFX_ByteString utf8 = unicode.UTF8Encode();
+  for (int32_t i = 0; i < utf8.GetLength(); i++) {
+    dst.push_back(utf8[i]);
+  }
+}
+
+void CBC_UtilCodingConvert::Utf8ToLocale(const std::vector<uint8_t>& src,
+                                         CFX_ByteString& dst) {
+  CFX_ByteString utf8;
+  for (uint8_t value : src)
+    utf8 += value;
+
+  CFX_WideString unicode = CFX_WideString::FromUTF8(utf8.AsStringC());
+  dst = CFX_ByteString::FromUnicode(unicode);
+}
+
+void CBC_UtilCodingConvert::Utf8ToLocale(const uint8_t* src,
+                                         int32_t count,
+                                         CFX_ByteString& dst) {
+  CFX_WideString unicode =
+      CFX_WideString::FromUTF8(CFX_ByteStringC(src, count));
+  dst = CFX_ByteString::FromUnicode(unicode);
+}
+
+void CBC_UtilCodingConvert::UnicodeToUTF8(const CFX_WideString& src,
+                                          CFX_ByteString& dst) {
+  dst = src.UTF8Encode();
+}
diff --git a/fxbarcode/BC_UtilCodingConvert.h b/fxbarcode/BC_UtilCodingConvert.h
new file mode 100644
index 0000000..5aaa53c
--- /dev/null
+++ b/fxbarcode/BC_UtilCodingConvert.h
@@ -0,0 +1,33 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_BC_UTILCODINGCONVERT_H_
+#define FXBARCODE_BC_UTILCODINGCONVERT_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CBC_UtilCodingConvert {
+ public:
+  CBC_UtilCodingConvert();
+  virtual ~CBC_UtilCodingConvert();
+  static void UnicodeToLocale(const CFX_WideString& source,
+                              CFX_ByteString& result);
+  static void LocaleToUtf8(const CFX_ByteString& source,
+                           CFX_ByteString& result);
+  static void LocaleToUtf8(const CFX_ByteString& source,
+                           std::vector<uint8_t>& result);
+  static void Utf8ToLocale(const std::vector<uint8_t>& source,
+                           CFX_ByteString& result);
+  static void Utf8ToLocale(const uint8_t* source,
+                           int32_t count,
+                           CFX_ByteString& result);
+  static void UnicodeToUTF8(const CFX_WideString& source,
+                            CFX_ByteString& result);
+};
+
+#endif  // FXBARCODE_BC_UTILCODINGCONVERT_H_
diff --git a/fxbarcode/BC_Utils.cpp b/fxbarcode/BC_Utils.cpp
new file mode 100644
index 0000000..3c75406
--- /dev/null
+++ b/fxbarcode/BC_Utils.cpp
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+#include "fxbarcode/utils.h"
+
+bool BC_FX_ByteString_Replace(CFX_ByteString& dst,
+                              uint32_t first,
+                              uint32_t last,
+                              int32_t count,
+                              char c) {
+  if (first > last || count <= 0) {
+    return false;
+  }
+  dst.Delete(first, last - first);
+  for (int32_t i = 0; i < count; i++) {
+    dst.Insert(0, c);
+  }
+  return true;
+}
+
+void BC_FX_ByteString_Append(CFX_ByteString& dst, int32_t count, char c) {
+  for (int32_t i = 0; i < count; i++)
+    dst += c;
+}
+void BC_FX_ByteString_Append(CFX_ByteString& dst,
+                             const std::vector<uint8_t>& ba) {
+  for (uint8_t value : ba)
+    dst += value;
+}
diff --git a/fxbarcode/BC_Writer.cpp b/fxbarcode/BC_Writer.cpp
new file mode 100644
index 0000000..9a109bf
--- /dev/null
+++ b/fxbarcode/BC_Writer.cpp
@@ -0,0 +1,58 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "fxbarcode/BC_Writer.h"
+
+CBC_Writer::CBC_Writer() {
+  m_CharEncoding = 0;
+  m_ModuleHeight = 1;
+  m_ModuleWidth = 1;
+  m_Height = 320;
+  m_Width = 640;
+  m_colorSpace = FXDIB_Argb;
+  m_barColor = 0xff000000;
+  m_backgroundColor = 0xffffffff;
+}
+CBC_Writer::~CBC_Writer() {}
+bool CBC_Writer::SetCharEncoding(int32_t encoding) {
+  m_CharEncoding = encoding;
+  return true;
+}
+bool CBC_Writer::SetModuleHeight(int32_t moduleHeight) {
+  if (moduleHeight > 10 || moduleHeight < 1) {
+    return false;
+  }
+  m_ModuleHeight = moduleHeight;
+  return true;
+}
+bool CBC_Writer::SetModuleWidth(int32_t moduleWidth) {
+  if (moduleWidth > 10 || moduleWidth < 1) {
+    return false;
+  }
+  m_ModuleWidth = moduleWidth;
+  return true;
+}
+bool CBC_Writer::SetHeight(int32_t height) {
+  m_Height = height;
+  return true;
+}
+bool CBC_Writer::SetWidth(int32_t width) {
+  m_Width = width;
+  return true;
+}
+void CBC_Writer::SetBackgroundColor(FX_ARGB backgroundColor) {
+  m_backgroundColor = backgroundColor;
+}
+void CBC_Writer::SetBarcodeColor(FX_ARGB foregroundColor) {
+  m_barColor = foregroundColor;
+}
+
+CFX_RetainPtr<CFX_DIBitmap> CBC_Writer::CreateDIBitmap(int32_t width,
+                                                       int32_t height) {
+  auto pDIBitmap = pdfium::MakeRetain<CFX_DIBitmap>();
+  pDIBitmap->Create(width, height, m_colorSpace);
+  return pDIBitmap;
+}
diff --git a/fxbarcode/BC_Writer.h b/fxbarcode/BC_Writer.h
new file mode 100644
index 0000000..44cdbae
--- /dev/null
+++ b/fxbarcode/BC_Writer.h
@@ -0,0 +1,38 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_BC_WRITER_H_
+#define FXBARCODE_BC_WRITER_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/utils.h"
+
+class CBC_Writer {
+ public:
+  CBC_Writer();
+  virtual ~CBC_Writer();
+  virtual bool SetCharEncoding(int32_t encoding);
+  virtual bool SetModuleHeight(int32_t moduleHeight);
+  virtual bool SetModuleWidth(int32_t moduleWidth);
+  virtual bool SetHeight(int32_t height);
+  virtual bool SetWidth(int32_t width);
+  virtual void SetBackgroundColor(FX_ARGB backgroundColor);
+  virtual void SetBarcodeColor(FX_ARGB foregroundColor);
+
+ protected:
+  CFX_RetainPtr<CFX_DIBitmap> CreateDIBitmap(int32_t width, int32_t height);
+  int32_t m_CharEncoding;
+  int32_t m_ModuleHeight;
+  int32_t m_ModuleWidth;
+  int32_t m_Height;
+  int32_t m_Width;
+  FXDIB_Format m_colorSpace;
+  FX_ARGB m_barColor;
+  FX_ARGB m_backgroundColor;
+};
+
+#endif  // FXBARCODE_BC_WRITER_H_
diff --git a/fxbarcode/DEPS b/fxbarcode/DEPS
new file mode 100644
index 0000000..35a265a
--- /dev/null
+++ b/fxbarcode/DEPS
@@ -0,0 +1,6 @@
+include_rules = [
+  '+core/fxcodec',
+  '+core/fxcrt',
+  '+core/fxge',
+  '+third_party/bigint',
+]
diff --git a/fxbarcode/cbc_codabar.cpp b/fxbarcode/cbc_codabar.cpp
new file mode 100644
index 0000000..4072f32
--- /dev/null
+++ b/fxbarcode/cbc_codabar.cpp
@@ -0,0 +1,110 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_codabar.h"
+
+#include "fxbarcode/oned/BC_OnedCodaBarWriter.h"
+
+CBC_Codabar::CBC_Codabar() : CBC_OneCode(new CBC_OnedCodaBarWriter) {}
+
+CBC_Codabar::~CBC_Codabar() {}
+
+bool CBC_Codabar::SetStartChar(char start) {
+  if (!m_pBCWriter)
+    return false;
+  return static_cast<CBC_OnedCodaBarWriter*>(m_pBCWriter.get())
+      ->SetStartChar(start);
+}
+
+bool CBC_Codabar::SetEndChar(char end) {
+  if (m_pBCWriter)
+    return static_cast<CBC_OnedCodaBarWriter*>(m_pBCWriter.get())
+        ->SetEndChar(end);
+  return false;
+}
+
+bool CBC_Codabar::SetTextLocation(BC_TEXT_LOC location) {
+  return static_cast<CBC_OnedCodaBarWriter*>(m_pBCWriter.get())
+      ->SetTextLocation(location);
+}
+
+bool CBC_Codabar::SetWideNarrowRatio(int32_t ratio) {
+  if (m_pBCWriter)
+    return static_cast<CBC_OnedCodaBarWriter*>(m_pBCWriter.get())
+        ->SetWideNarrowRatio(ratio);
+  return false;
+}
+
+bool CBC_Codabar::Encode(const CFX_WideStringC& contents,
+                         bool isDevice,
+                         int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return false;
+  }
+  BCFORMAT format = BCFORMAT_CODABAR;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString filtercontents =
+      static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+          ->FilterContents(contents);
+  CFX_ByteString byteString = filtercontents.UTF8Encode();
+  m_renderContents = filtercontents;
+  uint8_t* data = static_cast<CBC_OnedCodaBarWriter*>(m_pBCWriter.get())
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  if (e != BCExceptionNO)
+    return false;
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderResult(filtercontents.AsStringC(), data, outWidth, isDevice, e);
+  FX_Free(data);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_Codabar::RenderDevice(CFX_RenderDevice* device,
+                               const CFX_Matrix* matrix,
+                               int32_t& e) {
+  CFX_WideString renderCon =
+      static_cast<CBC_OnedCodaBarWriter*>(m_pBCWriter.get())
+          ->encodedContents(m_renderContents.AsStringC());
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderDeviceResult(device, matrix, renderCon.AsStringC(), e);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_Codabar::RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                               int32_t& e) {
+  CFX_WideString renderCon =
+      static_cast<CBC_OnedCodaBarWriter*>(m_pBCWriter.get())
+          ->encodedContents(m_renderContents.AsStringC());
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderBitmapResult(pOutBitmap, renderCon.AsStringC(), e);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+BC_TYPE CBC_Codabar::GetType() {
+  return BC_CODABAR;
+}
diff --git a/fxbarcode/cbc_codabar.h b/fxbarcode/cbc_codabar.h
new file mode 100644
index 0000000..64b7ae8
--- /dev/null
+++ b/fxbarcode/cbc_codabar.h
@@ -0,0 +1,40 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_CODABAR_H_
+#define FXBARCODE_CBC_CODABAR_H_
+
+#include "core/fxcrt/fx_coordinates.h"
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/cbc_onecode.h"
+
+class CBC_Codabar : public CBC_OneCode {
+ public:
+  CBC_Codabar();
+  ~CBC_Codabar() override;
+
+  // CBC_OneCode:
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                    int32_t& e) override;
+  BC_TYPE GetType() override;
+
+  bool SetStartChar(char start);
+  bool SetEndChar(char end);
+  bool SetTextLocation(BC_TEXT_LOC location);
+  bool SetWideNarrowRatio(int32_t ratio);
+
+ private:
+  CFX_WideString m_renderContents;
+};
+
+#endif  // FXBARCODE_CBC_CODABAR_H_
diff --git a/fxbarcode/cbc_code128.cpp b/fxbarcode/cbc_code128.cpp
new file mode 100644
index 0000000..91d53d4
--- /dev/null
+++ b/fxbarcode/cbc_code128.cpp
@@ -0,0 +1,90 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_code128.h"
+
+#include "fxbarcode/oned/BC_OnedCode128Writer.h"
+
+CBC_Code128::CBC_Code128(BC_TYPE type)
+    : CBC_OneCode(new CBC_OnedCode128Writer(type)) {}
+
+CBC_Code128::~CBC_Code128() {}
+
+bool CBC_Code128::SetTextLocation(BC_TEXT_LOC location) {
+  if (m_pBCWriter)
+    return static_cast<CBC_OnedCode128Writer*>(m_pBCWriter.get())
+        ->SetTextLocation(location);
+  return false;
+}
+
+bool CBC_Code128::Encode(const CFX_WideStringC& contents,
+                         bool isDevice,
+                         int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return false;
+  }
+  BCFORMAT format = BCFORMAT_CODE_128;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString content(contents);
+  if (contents.GetLength() % 2 &&
+      static_cast<CBC_OnedCode128Writer*>(m_pBCWriter.get())->GetType() ==
+          BC_CODE128_C) {
+    content += '0';
+  }
+  CFX_WideString encodeContents =
+      static_cast<CBC_OnedCode128Writer*>(m_pBCWriter.get())
+          ->FilterContents(content.AsStringC());
+  m_renderContents = encodeContents;
+  CFX_ByteString byteString = encodeContents.UTF8Encode();
+  uint8_t* data = static_cast<CBC_OnedCode128Writer*>(m_pBCWriter.get())
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  if (e != BCExceptionNO)
+    return false;
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderResult(encodeContents.AsStringC(), data, outWidth, isDevice, e);
+  FX_Free(data);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_Code128::RenderDevice(CFX_RenderDevice* device,
+                               const CFX_Matrix* matrix,
+                               int32_t& e) {
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderDeviceResult(device, matrix, m_renderContents.AsStringC(), e);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_Code128::RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                               int32_t& e) {
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderBitmapResult(pOutBitmap, m_renderContents.AsStringC(), e);
+  return e == BCExceptionNO;
+}
+
+BC_TYPE CBC_Code128::GetType() {
+  return BC_CODE128;
+}
diff --git a/fxbarcode/cbc_code128.h b/fxbarcode/cbc_code128.h
new file mode 100644
index 0000000..6cd6ac5
--- /dev/null
+++ b/fxbarcode/cbc_code128.h
@@ -0,0 +1,37 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_CODE128_H_
+#define FXBARCODE_CBC_CODE128_H_
+
+#include "core/fxcrt/fx_coordinates.h"
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/cbc_onecode.h"
+
+class CBC_Code128 : public CBC_OneCode {
+ public:
+  explicit CBC_Code128(BC_TYPE type);
+  ~CBC_Code128() override;
+
+  // CBC_OneCode:
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                    int32_t& e) override;
+  BC_TYPE GetType() override;
+
+  bool SetTextLocation(BC_TEXT_LOC loction);
+
+ private:
+  CFX_WideString m_renderContents;
+};
+
+#endif  // FXBARCODE_CBC_CODE128_H_
diff --git a/fxbarcode/cbc_code39.cpp b/fxbarcode/cbc_code39.cpp
new file mode 100644
index 0000000..58e78da
--- /dev/null
+++ b/fxbarcode/cbc_code39.cpp
@@ -0,0 +1,99 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_code39.h"
+
+#include "fxbarcode/oned/BC_OnedCode39Writer.h"
+
+CBC_Code39::CBC_Code39() : CBC_OneCode(new CBC_OnedCode39Writer) {}
+
+CBC_Code39::~CBC_Code39() {}
+
+bool CBC_Code39::Encode(const CFX_WideStringC& contents,
+                        bool isDevice,
+                        int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return false;
+  }
+  BCFORMAT format = BCFORMAT_CODE_39;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString filtercontents =
+      static_cast<CBC_OnedCode39Writer*>(m_pBCWriter.get())
+          ->FilterContents(contents);
+  CFX_WideString renderContents =
+      static_cast<CBC_OnedCode39Writer*>(m_pBCWriter.get())
+          ->RenderTextContents(contents);
+  m_renderContents = renderContents;
+  CFX_ByteString byteString = filtercontents.UTF8Encode();
+  uint8_t* data = static_cast<CBC_OnedCode39Writer*>(m_pBCWriter.get())
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  if (e != BCExceptionNO)
+    return false;
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderResult(renderContents.AsStringC(), data, outWidth, isDevice, e);
+  FX_Free(data);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_Code39::RenderDevice(CFX_RenderDevice* device,
+                              const CFX_Matrix* matrix,
+                              int32_t& e) {
+  CFX_WideString renderCon =
+      static_cast<CBC_OnedCode39Writer*>(m_pBCWriter.get())
+          ->encodedContents(m_renderContents.AsStringC(), e);
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderDeviceResult(device, matrix, renderCon.AsStringC(), e);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_Code39::RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                              int32_t& e) {
+  CFX_WideString renderCon =
+      static_cast<CBC_OnedCode39Writer*>(m_pBCWriter.get())
+          ->encodedContents(m_renderContents.AsStringC(), e);
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderBitmapResult(pOutBitmap, renderCon.AsStringC(), e);
+  return e == BCExceptionNO;
+}
+
+BC_TYPE CBC_Code39::GetType() {
+  return BC_CODE39;
+}
+
+bool CBC_Code39::SetTextLocation(BC_TEXT_LOC location) {
+  if (m_pBCWriter)
+    return static_cast<CBC_OnedCode39Writer*>(m_pBCWriter.get())
+        ->SetTextLocation(location);
+  return false;
+}
+
+bool CBC_Code39::SetWideNarrowRatio(int32_t ratio) {
+  if (m_pBCWriter)
+    return static_cast<CBC_OnedCode39Writer*>(m_pBCWriter.get())
+        ->SetWideNarrowRatio(ratio);
+  return false;
+}
diff --git a/fxbarcode/cbc_code39.h b/fxbarcode/cbc_code39.h
new file mode 100644
index 0000000..2de902f
--- /dev/null
+++ b/fxbarcode/cbc_code39.h
@@ -0,0 +1,38 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_CODE39_H_
+#define FXBARCODE_CBC_CODE39_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/cbc_onecode.h"
+
+class CBC_Code39 : public CBC_OneCode {
+ public:
+  CBC_Code39();
+  ~CBC_Code39() override;
+
+  // CBC_OneCode:
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                    int32_t& e) override;
+  BC_TYPE GetType() override;
+
+  bool SetTextLocation(BC_TEXT_LOC location);
+  bool SetWideNarrowRatio(int32_t ratio);
+
+ private:
+  CFX_WideString m_renderContents;
+};
+
+#endif  // FXBARCODE_CBC_CODE39_H_
diff --git a/fxbarcode/cbc_codebase.cpp b/fxbarcode/cbc_codebase.cpp
new file mode 100644
index 0000000..df237c9
--- /dev/null
+++ b/fxbarcode/cbc_codebase.cpp
@@ -0,0 +1,58 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_codebase.h"
+
+#include "fxbarcode/BC_Writer.h"
+
+CBC_CodeBase::CBC_CodeBase(CBC_Writer* pWriter) : m_pBCWriter(pWriter) {}
+
+CBC_CodeBase::~CBC_CodeBase() {}
+
+bool CBC_CodeBase::SetCharEncoding(int32_t encoding) {
+  return m_pBCWriter && m_pBCWriter->SetCharEncoding(encoding);
+}
+
+bool CBC_CodeBase::SetModuleHeight(int32_t moduleHeight) {
+  return m_pBCWriter && m_pBCWriter->SetModuleHeight(moduleHeight);
+}
+
+bool CBC_CodeBase::SetModuleWidth(int32_t moduleWidth) {
+  return m_pBCWriter && m_pBCWriter->SetModuleWidth(moduleWidth);
+}
+
+bool CBC_CodeBase::SetHeight(int32_t height) {
+  return m_pBCWriter && m_pBCWriter->SetHeight(height);
+}
+
+bool CBC_CodeBase::SetWidth(int32_t width) {
+  return m_pBCWriter && m_pBCWriter->SetWidth(width);
+}
+
+void CBC_CodeBase::SetBackgroundColor(FX_ARGB backgroundColor) {
+  if (m_pBCWriter)
+    m_pBCWriter->SetBackgroundColor(backgroundColor);
+}
+
+void CBC_CodeBase::SetBarcodeColor(FX_ARGB foregroundColor) {
+  if (m_pBCWriter)
+    m_pBCWriter->SetBarcodeColor(foregroundColor);
+}
diff --git a/fxbarcode/cbc_codebase.h b/fxbarcode/cbc_codebase.h
new file mode 100644
index 0000000..e01e9be
--- /dev/null
+++ b/fxbarcode/cbc_codebase.h
@@ -0,0 +1,48 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_CODEBASE_H_
+#define FXBARCODE_CBC_CODEBASE_H_
+
+#include <memory>
+
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/BC_Library.h"
+
+class CBC_Writer;
+class CBC_Reader;
+class CFX_DIBitmap;
+class CFX_RenderDevice;
+
+class CBC_CodeBase {
+ public:
+  explicit CBC_CodeBase(CBC_Writer* pWriter);
+  virtual ~CBC_CodeBase();
+
+  virtual BC_TYPE GetType() = 0;
+  virtual bool Encode(const CFX_WideStringC& contents,
+                      bool isDevice,
+                      int32_t& e) = 0;
+  virtual bool RenderDevice(CFX_RenderDevice* device,
+                            const CFX_Matrix* matrix,
+                            int32_t& e) = 0;
+  virtual bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                            int32_t& e) = 0;
+
+  bool SetCharEncoding(int32_t encoding);
+  bool SetModuleHeight(int32_t moduleHeight);
+  bool SetModuleWidth(int32_t moduleWidth);
+  bool SetHeight(int32_t height);
+  bool SetWidth(int32_t width);
+  void SetBackgroundColor(FX_ARGB backgroundColor);
+  void SetBarcodeColor(FX_ARGB foregroundColor);
+
+ protected:
+  std::unique_ptr<CBC_Writer> m_pBCWriter;
+};
+
+#endif  // FXBARCODE_CBC_CODEBASE_H_
diff --git a/fxbarcode/cbc_datamatrix.cpp b/fxbarcode/cbc_datamatrix.cpp
new file mode 100644
index 0000000..ea12315
--- /dev/null
+++ b/fxbarcode/cbc_datamatrix.cpp
@@ -0,0 +1,65 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_datamatrix.h"
+
+#include "fxbarcode/datamatrix/BC_DataMatrixWriter.h"
+
+CBC_DataMatrix::CBC_DataMatrix() : CBC_CodeBase(new CBC_DataMatrixWriter) {}
+
+CBC_DataMatrix::~CBC_DataMatrix() {}
+
+bool CBC_DataMatrix::Encode(const CFX_WideStringC& contents,
+                            bool isDevice,
+                            int32_t& e) {
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  uint8_t* data =
+      static_cast<CBC_DataMatrixWriter*>(m_pBCWriter.get())
+          ->Encode(CFX_WideString(contents), outWidth, outHeight, e);
+  if (e != BCExceptionNO)
+    return false;
+  static_cast<CBC_TwoDimWriter*>(m_pBCWriter.get())
+      ->RenderResult(data, outWidth, outHeight, e);
+  FX_Free(data);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_DataMatrix::RenderDevice(CFX_RenderDevice* device,
+                                  const CFX_Matrix* matrix,
+                                  int32_t& e) {
+  static_cast<CBC_TwoDimWriter*>(m_pBCWriter.get())
+      ->RenderDeviceResult(device, matrix);
+  return true;
+}
+
+bool CBC_DataMatrix::RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                                  int32_t& e) {
+  static_cast<CBC_TwoDimWriter*>(m_pBCWriter.get())
+      ->RenderBitmapResult(pOutBitmap, e);
+  return e == BCExceptionNO;
+}
+
+BC_TYPE CBC_DataMatrix::GetType() {
+  return BC_DATAMATRIX;
+}
diff --git a/fxbarcode/cbc_datamatrix.h b/fxbarcode/cbc_datamatrix.h
new file mode 100644
index 0000000..f172428
--- /dev/null
+++ b/fxbarcode/cbc_datamatrix.h
@@ -0,0 +1,32 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_DATAMATRIX_H_
+#define FXBARCODE_CBC_DATAMATRIX_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/cbc_codebase.h"
+
+class CBC_DataMatrix : public CBC_CodeBase {
+ public:
+  CBC_DataMatrix();
+  ~CBC_DataMatrix() override;
+
+  // CBC_OneCode:
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                    int32_t& e) override;
+  BC_TYPE GetType() override;
+};
+
+#endif  // FXBARCODE_CBC_DATAMATRIX_H_
diff --git a/fxbarcode/cbc_ean13.cpp b/fxbarcode/cbc_ean13.cpp
new file mode 100644
index 0000000..0366e03
--- /dev/null
+++ b/fxbarcode/cbc_ean13.cpp
@@ -0,0 +1,95 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_ean13.h"
+
+#include "fxbarcode/oned/BC_OnedEAN13Writer.h"
+
+CBC_EAN13::CBC_EAN13() : CBC_OneCode(new CBC_OnedEAN13Writer) {}
+
+CBC_EAN13::~CBC_EAN13() {}
+
+CFX_WideString CBC_EAN13::Preprocess(const CFX_WideStringC& contents) {
+  CFX_WideString encodeContents =
+      static_cast<CBC_OnedEAN13Writer*>(m_pBCWriter.get())
+          ->FilterContents(contents);
+  int32_t length = encodeContents.GetLength();
+  if (length <= 12) {
+    for (int32_t i = 0; i < 12 - length; i++)
+      encodeContents = wchar_t('0') + encodeContents;
+
+    CFX_ByteString byteString = encodeContents.UTF8Encode();
+    int32_t checksum = static_cast<CBC_OnedEAN13Writer*>(m_pBCWriter.get())
+                           ->CalcChecksum(byteString);
+    byteString += checksum - 0 + '0';
+    encodeContents = byteString.UTF8Decode();
+  }
+  if (length > 13)
+    encodeContents = encodeContents.Mid(0, 13);
+
+  return encodeContents;
+}
+
+bool CBC_EAN13::Encode(const CFX_WideStringC& contents,
+                       bool isDevice,
+                       int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return false;
+  }
+  BCFORMAT format = BCFORMAT_EAN_13;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString encodeContents = Preprocess(contents);
+  CFX_ByteString byteString = encodeContents.UTF8Encode();
+  m_renderContents = encodeContents;
+  uint8_t* data = static_cast<CBC_OnedEAN13Writer*>(m_pBCWriter.get())
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  if (e != BCExceptionNO)
+    return false;
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderResult(encodeContents.AsStringC(), data, outWidth, isDevice, e);
+  FX_Free(data);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_EAN13::RenderDevice(CFX_RenderDevice* device,
+                             const CFX_Matrix* matrix,
+                             int32_t& e) {
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderDeviceResult(device, matrix, m_renderContents.AsStringC(), e);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_EAN13::RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                             int32_t& e) {
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderBitmapResult(pOutBitmap, m_renderContents.AsStringC(), e);
+  return e == BCExceptionNO;
+}
+
+BC_TYPE CBC_EAN13::GetType() {
+  return BC_EAN13;
+}
diff --git a/fxbarcode/cbc_ean13.h b/fxbarcode/cbc_ean13.h
new file mode 100644
index 0000000..8b7b662
--- /dev/null
+++ b/fxbarcode/cbc_ean13.h
@@ -0,0 +1,36 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_EAN13_H_
+#define FXBARCODE_CBC_EAN13_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/cbc_onecode.h"
+
+class CBC_EAN13 : public CBC_OneCode {
+ public:
+  CBC_EAN13();
+  ~CBC_EAN13() override;
+
+  // CBC_OneCode:
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                    int32_t& e) override;
+  BC_TYPE GetType() override;
+
+ private:
+  CFX_WideString Preprocess(const CFX_WideStringC& contents);
+  CFX_WideString m_renderContents;
+};
+
+#endif  // FXBARCODE_CBC_EAN13_H_
diff --git a/fxbarcode/cbc_ean8.cpp b/fxbarcode/cbc_ean8.cpp
new file mode 100644
index 0000000..0ba9b20
--- /dev/null
+++ b/fxbarcode/cbc_ean8.cpp
@@ -0,0 +1,94 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_ean8.h"
+
+#include "fxbarcode/oned/BC_OnedEAN8Writer.h"
+
+CBC_EAN8::CBC_EAN8() : CBC_OneCode(new CBC_OnedEAN8Writer) {}
+
+CBC_EAN8::~CBC_EAN8() {}
+
+CFX_WideString CBC_EAN8::Preprocess(const CFX_WideStringC& contents) {
+  CFX_WideString encodeContents =
+      static_cast<CBC_OnedEAN8Writer*>(m_pBCWriter.get())
+          ->FilterContents(contents);
+  int32_t length = encodeContents.GetLength();
+  if (length <= 7) {
+    for (int32_t i = 0; i < 7 - length; i++)
+      encodeContents = wchar_t('0') + encodeContents;
+
+    CFX_ByteString byteString = encodeContents.UTF8Encode();
+    int32_t checksum = static_cast<CBC_OnedEAN8Writer*>(m_pBCWriter.get())
+                           ->CalcChecksum(byteString);
+    encodeContents += wchar_t(checksum - 0 + '0');
+  }
+  if (length > 8)
+    encodeContents = encodeContents.Mid(0, 8);
+
+  return encodeContents;
+}
+
+bool CBC_EAN8::Encode(const CFX_WideStringC& contents,
+                      bool isDevice,
+                      int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return false;
+  }
+  BCFORMAT format = BCFORMAT_EAN_8;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString encodeContents = Preprocess(contents);
+  CFX_ByteString byteString = encodeContents.UTF8Encode();
+  m_renderContents = encodeContents;
+  uint8_t* data = static_cast<CBC_OnedEAN8Writer*>(m_pBCWriter.get())
+                      ->Encode(byteString, format, outWidth, outHeight, e);
+  if (e != BCExceptionNO)
+    return false;
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderResult(encodeContents.AsStringC(), data, outWidth, isDevice, e);
+  FX_Free(data);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_EAN8::RenderDevice(CFX_RenderDevice* device,
+                            const CFX_Matrix* matrix,
+                            int32_t& e) {
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderDeviceResult(device, matrix, m_renderContents.AsStringC(), e);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_EAN8::RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                            int32_t& e) {
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderBitmapResult(pOutBitmap, m_renderContents.AsStringC(), e);
+  return e == BCExceptionNO;
+}
+
+BC_TYPE CBC_EAN8::GetType() {
+  return BC_EAN8;
+}
diff --git a/fxbarcode/cbc_ean8.h b/fxbarcode/cbc_ean8.h
new file mode 100644
index 0000000..16480ef
--- /dev/null
+++ b/fxbarcode/cbc_ean8.h
@@ -0,0 +1,36 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_EAN8_H_
+#define FXBARCODE_CBC_EAN8_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/cbc_onecode.h"
+
+class CBC_EAN8 : public CBC_OneCode {
+ public:
+  CBC_EAN8();
+  ~CBC_EAN8() override;
+
+  // CBC_OneCode:
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                    int32_t& e) override;
+  BC_TYPE GetType() override;
+
+ private:
+  CFX_WideString Preprocess(const CFX_WideStringC& contents);
+  CFX_WideString m_renderContents;
+};
+
+#endif  // FXBARCODE_CBC_EAN8_H_
diff --git a/fxbarcode/cbc_onecode.cpp b/fxbarcode/cbc_onecode.cpp
new file mode 100644
index 0000000..1b4db0a
--- /dev/null
+++ b/fxbarcode/cbc_onecode.cpp
@@ -0,0 +1,78 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_onecode.h"
+
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+
+CBC_OneCode::CBC_OneCode(CBC_Writer* pWriter) : CBC_CodeBase(pWriter) {}
+
+CBC_OneCode::~CBC_OneCode() {}
+
+bool CBC_OneCode::CheckContentValidity(const CFX_WideStringC& contents) {
+  return m_pBCWriter &&
+         static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+             ->CheckContentValidity(contents);
+}
+
+CFX_WideString CBC_OneCode::FilterContents(const CFX_WideStringC& contents) {
+  if (!m_pBCWriter)
+    return CFX_WideString();
+  return static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->FilterContents(contents);
+}
+
+void CBC_OneCode::SetPrintChecksum(bool checksum) {
+  if (m_pBCWriter)
+    static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+        ->SetPrintChecksum(checksum);
+}
+
+void CBC_OneCode::SetDataLength(int32_t length) {
+  if (m_pBCWriter)
+    static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())->SetDataLength(length);
+}
+
+void CBC_OneCode::SetCalChecksum(bool calc) {
+  if (m_pBCWriter)
+    static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())->SetCalcChecksum(calc);
+}
+
+bool CBC_OneCode::SetFont(CFX_Font* cFont) {
+  if (m_pBCWriter)
+    return static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())->SetFont(cFont);
+  return false;
+}
+
+void CBC_OneCode::SetFontSize(float size) {
+  if (m_pBCWriter)
+    static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())->SetFontSize(size);
+}
+
+void CBC_OneCode::SetFontStyle(int32_t style) {
+  if (m_pBCWriter)
+    static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())->SetFontStyle(style);
+}
+
+void CBC_OneCode::SetFontColor(FX_ARGB color) {
+  if (m_pBCWriter)
+    static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())->SetFontColor(color);
+}
diff --git a/fxbarcode/cbc_onecode.h b/fxbarcode/cbc_onecode.h
new file mode 100644
index 0000000..8da4611
--- /dev/null
+++ b/fxbarcode/cbc_onecode.h
@@ -0,0 +1,35 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_ONECODE_H_
+#define FXBARCODE_CBC_ONECODE_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "fxbarcode/cbc_codebase.h"
+
+class CFX_DIBitmap;
+class CFX_Font;
+class CFX_RenderDevice;
+
+class CBC_OneCode : public CBC_CodeBase {
+ public:
+  explicit CBC_OneCode(CBC_Writer* pWriter);
+  ~CBC_OneCode() override;
+
+  virtual bool CheckContentValidity(const CFX_WideStringC& contents);
+  virtual CFX_WideString FilterContents(const CFX_WideStringC& contents);
+
+  virtual void SetPrintChecksum(bool checksum);
+  virtual void SetDataLength(int32_t length);
+  virtual void SetCalChecksum(bool calc);
+  virtual bool SetFont(CFX_Font* cFont);
+  virtual void SetFontSize(float size);
+  virtual void SetFontStyle(int32_t style);
+  virtual void SetFontColor(FX_ARGB color);
+};
+
+#endif  // FXBARCODE_CBC_ONECODE_H_
diff --git a/fxbarcode/cbc_pdf417i.cpp b/fxbarcode/cbc_pdf417i.cpp
new file mode 100644
index 0000000..6a79aa3
--- /dev/null
+++ b/fxbarcode/cbc_pdf417i.cpp
@@ -0,0 +1,75 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_pdf417i.h"
+
+#include "fxbarcode/pdf417/BC_PDF417Writer.h"
+
+CBC_PDF417I::CBC_PDF417I() : CBC_CodeBase(new CBC_PDF417Writer) {}
+
+CBC_PDF417I::~CBC_PDF417I() {}
+
+bool CBC_PDF417I::SetErrorCorrectionLevel(int32_t level) {
+  static_cast<CBC_PDF417Writer*>(m_pBCWriter.get())
+      ->SetErrorCorrectionLevel(level);
+  return true;
+}
+
+void CBC_PDF417I::SetTruncated(bool truncated) {
+  static_cast<CBC_PDF417Writer*>(m_pBCWriter.get())->SetTruncated(truncated);
+}
+
+bool CBC_PDF417I::Encode(const CFX_WideStringC& contents,
+                         bool isDevice,
+                         int32_t& e) {
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  uint8_t* data =
+      static_cast<CBC_PDF417Writer*>(m_pBCWriter.get())
+          ->Encode(CFX_WideString(contents), outWidth, outHeight, e);
+  if (e != BCExceptionNO)
+    return false;
+  static_cast<CBC_TwoDimWriter*>(m_pBCWriter.get())
+      ->RenderResult(data, outWidth, outHeight, e);
+  FX_Free(data);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_PDF417I::RenderDevice(CFX_RenderDevice* device,
+                               const CFX_Matrix* matrix,
+                               int32_t& e) {
+  static_cast<CBC_TwoDimWriter*>(m_pBCWriter.get())
+      ->RenderDeviceResult(device, matrix);
+  return true;
+}
+
+bool CBC_PDF417I::RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                               int32_t& e) {
+  static_cast<CBC_TwoDimWriter*>(m_pBCWriter.get())
+      ->RenderBitmapResult(pOutBitmap, e);
+  return e == BCExceptionNO;
+}
+
+BC_TYPE CBC_PDF417I::GetType() {
+  return BC_PDF417;
+}
diff --git a/fxbarcode/cbc_pdf417i.h b/fxbarcode/cbc_pdf417i.h
new file mode 100644
index 0000000..da1c88d
--- /dev/null
+++ b/fxbarcode/cbc_pdf417i.h
@@ -0,0 +1,35 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_PDF417I_H_
+#define FXBARCODE_CBC_PDF417I_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/cbc_codebase.h"
+
+class CBC_PDF417I : public CBC_CodeBase {
+ public:
+  CBC_PDF417I();
+  ~CBC_PDF417I() override;
+
+  // CBC_CodeBase::
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                    int32_t& e) override;
+  BC_TYPE GetType() override;
+
+  bool SetErrorCorrectionLevel(int32_t level);
+  void SetTruncated(bool truncated);
+};
+
+#endif  // FXBARCODE_CBC_PDF417I_H_
diff --git a/fxbarcode/cbc_qrcode.cpp b/fxbarcode/cbc_qrcode.cpp
new file mode 100644
index 0000000..15c4057
--- /dev/null
+++ b/fxbarcode/cbc_qrcode.cpp
@@ -0,0 +1,81 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_qrcode.h"
+
+#include "fxbarcode/qrcode/BC_QRCodeWriter.h"
+
+CBC_QRCode::CBC_QRCode() : CBC_CodeBase(new CBC_QRCodeWriter) {}
+
+CBC_QRCode::~CBC_QRCode() {}
+
+bool CBC_QRCode::SetVersion(int32_t version) {
+  if (version < 0 || version > 40)
+    return false;
+  return m_pBCWriter &&
+         static_cast<CBC_QRCodeWriter*>(m_pBCWriter.get())->SetVersion(version);
+}
+
+bool CBC_QRCode::SetErrorCorrectionLevel(int32_t level) {
+  if (level < 0 || level > 3)
+    return false;
+
+  return m_pBCWriter &&
+         static_cast<CBC_TwoDimWriter*>(m_pBCWriter.get())
+             ->SetErrorCorrectionLevel(level);
+}
+
+bool CBC_QRCode::Encode(const CFX_WideStringC& contents,
+                        bool isDevice,
+                        int32_t& e) {
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CBC_QRCodeWriter* pWriter = static_cast<CBC_QRCodeWriter*>(m_pBCWriter.get());
+  uint8_t* data = pWriter->Encode(CFX_WideString(contents),
+                                  pWriter->GetErrorCorrectionLevel(), outWidth,
+                                  outHeight, e);
+  if (e != BCExceptionNO)
+    return false;
+  pWriter->RenderResult(data, outWidth, outHeight, e);
+  FX_Free(data);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_QRCode::RenderDevice(CFX_RenderDevice* device,
+                              const CFX_Matrix* matrix,
+                              int32_t& e) {
+  static_cast<CBC_TwoDimWriter*>(m_pBCWriter.get())
+      ->RenderDeviceResult(device, matrix);
+  return true;
+}
+
+bool CBC_QRCode::RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                              int32_t& e) {
+  static_cast<CBC_TwoDimWriter*>(m_pBCWriter.get())
+      ->RenderBitmapResult(pOutBitmap, e);
+  return e == BCExceptionNO;
+}
+
+BC_TYPE CBC_QRCode::GetType() {
+  return BC_QR_CODE;
+}
diff --git a/fxbarcode/cbc_qrcode.h b/fxbarcode/cbc_qrcode.h
new file mode 100644
index 0000000..f41c350
--- /dev/null
+++ b/fxbarcode/cbc_qrcode.h
@@ -0,0 +1,35 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_QRCODE_H_
+#define FXBARCODE_CBC_QRCODE_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/cbc_codebase.h"
+
+class CBC_QRCode : public CBC_CodeBase {
+ public:
+  CBC_QRCode();
+  ~CBC_QRCode() override;
+
+  // CBC_CodeBase:
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                    int32_t& e) override;
+  BC_TYPE GetType() override;
+
+  bool SetVersion(int32_t version);
+  bool SetErrorCorrectionLevel(int32_t level);
+};
+
+#endif  // FXBARCODE_CBC_QRCODE_H_
diff --git a/fxbarcode/cbc_upca.cpp b/fxbarcode/cbc_upca.cpp
new file mode 100644
index 0000000..6c8e821
--- /dev/null
+++ b/fxbarcode/cbc_upca.cpp
@@ -0,0 +1,98 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/cbc_upca.h"
+
+#include "fxbarcode/oned/BC_OnedUPCAWriter.h"
+
+CBC_UPCA::CBC_UPCA() : CBC_OneCode(new CBC_OnedUPCAWriter) {}
+
+CBC_UPCA::~CBC_UPCA() {}
+
+CFX_WideString CBC_UPCA::Preprocess(const CFX_WideStringC& contents) {
+  CBC_OnedUPCAWriter* pWriter =
+      static_cast<CBC_OnedUPCAWriter*>(m_pBCWriter.get());
+  CFX_WideString encodeContents = pWriter->FilterContents(contents);
+  int32_t length = encodeContents.GetLength();
+  if (length <= 11) {
+    for (int32_t i = 0; i < 11 - length; i++)
+      encodeContents = wchar_t('0') + encodeContents;
+
+    CFX_ByteString byteString = encodeContents.UTF8Encode();
+    int32_t checksum = pWriter->CalcChecksum(byteString);
+    byteString += checksum - 0 + '0';
+    encodeContents = byteString.UTF8Decode();
+  }
+  if (length > 12)
+    encodeContents = encodeContents.Mid(0, 12);
+
+  return encodeContents;
+}
+
+bool CBC_UPCA::Encode(const CFX_WideStringC& contents,
+                      bool isDevice,
+                      int32_t& e) {
+  if (contents.IsEmpty()) {
+    e = BCExceptionNoContents;
+    return false;
+  }
+  BCFORMAT format = BCFORMAT_UPC_A;
+  int32_t outWidth = 0;
+  int32_t outHeight = 0;
+  CFX_WideString encodeContents = Preprocess(contents);
+  CFX_ByteString byteString = encodeContents.UTF8Encode();
+  m_renderContents = encodeContents;
+
+  CBC_OnedUPCAWriter* pWriter =
+      static_cast<CBC_OnedUPCAWriter*>(m_pBCWriter.get());
+
+  pWriter->Init();
+  uint8_t* data = pWriter->Encode(byteString, format, outWidth, outHeight, e);
+  if (e != BCExceptionNO)
+    return false;
+  pWriter->RenderResult(encodeContents.AsStringC(), data, outWidth, isDevice,
+                        e);
+  FX_Free(data);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_UPCA::RenderDevice(CFX_RenderDevice* device,
+                            const CFX_Matrix* matrix,
+                            int32_t& e) {
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderDeviceResult(device, matrix, m_renderContents.AsStringC(), e);
+  if (e != BCExceptionNO)
+    return false;
+  return true;
+}
+
+bool CBC_UPCA::RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                            int32_t& e) {
+  static_cast<CBC_OneDimWriter*>(m_pBCWriter.get())
+      ->RenderBitmapResult(pOutBitmap, m_renderContents.AsStringC(), e);
+  return e == BCExceptionNO;
+}
+
+BC_TYPE CBC_UPCA::GetType() {
+  return BC_UPCA;
+}
diff --git a/fxbarcode/cbc_upca.h b/fxbarcode/cbc_upca.h
new file mode 100644
index 0000000..e27596c
--- /dev/null
+++ b/fxbarcode/cbc_upca.h
@@ -0,0 +1,36 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_CBC_UPCA_H_
+#define FXBARCODE_CBC_UPCA_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "core/fxge/fx_dib.h"
+#include "fxbarcode/cbc_onecode.h"
+
+class CBC_UPCA : public CBC_OneCode {
+ public:
+  CBC_UPCA();
+  ~CBC_UPCA() override;
+
+  // CBC_CodeBase
+  bool Encode(const CFX_WideStringC& contents,
+              bool isDevice,
+              int32_t& e) override;
+  bool RenderDevice(CFX_RenderDevice* device,
+                    const CFX_Matrix* matrix,
+                    int32_t& e) override;
+  bool RenderBitmap(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                    int32_t& e) override;
+  BC_TYPE GetType() override;
+
+ private:
+  CFX_WideString Preprocess(const CFX_WideStringC& contents);
+  CFX_WideString m_renderContents;
+};
+
+#endif  // FXBARCODE_CBC_UPCA_H_
diff --git a/fxbarcode/common/BC_CommonBitArray.cpp b/fxbarcode/common/BC_CommonBitArray.cpp
new file mode 100644
index 0000000..34cdb65
--- /dev/null
+++ b/fxbarcode/common/BC_CommonBitArray.cpp
@@ -0,0 +1,124 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/common/BC_CommonBitArray.h"
+
+#include <utility>
+
+#include "fxbarcode/utils.h"
+
+CBC_CommonBitArray::CBC_CommonBitArray(CBC_CommonBitArray* array) {
+  m_size = array->GetSize();
+  m_bits = array->GetBits();
+}
+
+CBC_CommonBitArray::CBC_CommonBitArray() {
+  m_bits.resize(1);
+  m_size = 0;
+}
+
+CBC_CommonBitArray::CBC_CommonBitArray(int32_t size) {
+  m_bits.resize((size + 31) >> 5);
+  m_size = size;
+}
+
+CBC_CommonBitArray::~CBC_CommonBitArray() {}
+
+size_t CBC_CommonBitArray::GetSize() {
+  return m_size;
+}
+
+std::vector<int32_t>& CBC_CommonBitArray::GetBits() {
+  return m_bits;
+}
+
+size_t CBC_CommonBitArray::GetSizeInBytes() {
+  return (m_size + 7) >> 3;
+}
+
+bool CBC_CommonBitArray::Get(size_t i) {
+  return (m_bits[i >> 5] & (1 << (i & 0x1f))) != 0;
+}
+
+void CBC_CommonBitArray::Set(size_t i) {
+  m_bits[i >> 5] |= 1 << (i & 0x1F);
+}
+
+void CBC_CommonBitArray::Flip(size_t i) {
+  m_bits[i >> 5] ^= 1 << (i & 0x1F);
+}
+
+void CBC_CommonBitArray::SetBulk(size_t i, int32_t newBits) {
+  m_bits[i >> 5] = newBits;
+}
+
+void CBC_CommonBitArray::Clear() {
+  for (auto& value : m_bits)
+    value = 0;
+}
+
+bool CBC_CommonBitArray::IsRange(size_t start,
+                                 size_t end,
+                                 bool value,
+                                 int32_t& e) {
+  if (end < start) {
+    e = BCExceptionEndLessThanStart;
+    return false;
+  }
+  if (end == start) {
+    return true;
+  }
+  end--;
+  int32_t firstInt = start >> 5;
+  int32_t lastInt = end >> 5;
+  int32_t i;
+  for (i = firstInt; i <= lastInt; i++) {
+    int32_t firstBit = i > firstInt ? 0 : start & 0x1F;
+    int32_t lastBit = i < lastInt ? 31 : end & 0x1F;
+    int32_t mask;
+    if (firstBit == 0 && lastBit == 31) {
+      mask = -1;
+    } else {
+      mask = 0;
+      for (int32_t j = firstBit; j <= lastBit; j++) {
+        mask |= 1 << j;
+      }
+    }
+    if ((m_bits[i] & mask) != (value ? mask : 0)) {
+      return false;
+    }
+  }
+  return true;
+}
+
+int32_t* CBC_CommonBitArray::GetBitArray() {
+  return m_bits.data();
+}
+
+void CBC_CommonBitArray::Reverse() {
+  std::vector<int32_t> newBits(m_bits.size());
+  for (size_t i = 0; i < m_size; i++) {
+    if (Get(m_size - i - 1))
+      newBits[i >> 5] |= 1 << (i & 0x1F);
+  }
+  m_bits = std::move(newBits);
+}
diff --git a/fxbarcode/common/BC_CommonBitArray.h b/fxbarcode/common/BC_CommonBitArray.h
new file mode 100644
index 0000000..504e303
--- /dev/null
+++ b/fxbarcode/common/BC_CommonBitArray.h
@@ -0,0 +1,38 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_COMMON_BC_COMMONBITARRAY_H_
+#define FXBARCODE_COMMON_BC_COMMONBITARRAY_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CBC_CommonBitArray {
+ public:
+  explicit CBC_CommonBitArray(CBC_CommonBitArray* array);
+  explicit CBC_CommonBitArray(int32_t size);
+  CBC_CommonBitArray();
+  virtual ~CBC_CommonBitArray();
+
+  size_t GetSize();
+  size_t GetSizeInBytes();
+  std::vector<int32_t>& GetBits();
+  int32_t* GetBitArray();
+  bool Get(size_t i);
+  void Set(size_t i);
+  void Flip(size_t i);
+  void SetBulk(size_t i, int32_t newBits);
+  bool IsRange(size_t start, size_t end, bool value, int32_t& e);
+  void Reverse();
+  void Clear();
+
+ private:
+  size_t m_size;
+  std::vector<int32_t> m_bits;
+};
+
+#endif  // FXBARCODE_COMMON_BC_COMMONBITARRAY_H_
diff --git a/fxbarcode/common/BC_CommonBitMatrix.cpp b/fxbarcode/common/BC_CommonBitMatrix.cpp
new file mode 100644
index 0000000..95f5e46
--- /dev/null
+++ b/fxbarcode/common/BC_CommonBitMatrix.cpp
@@ -0,0 +1,147 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/common/BC_CommonBitArray.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/utils.h"
+
+CBC_CommonBitMatrix::CBC_CommonBitMatrix() {
+  m_width = 0;
+  m_height = 0;
+  m_rowSize = 0;
+  m_bits = nullptr;
+}
+void CBC_CommonBitMatrix::Init(int32_t dimension) {
+  m_width = dimension;
+  m_height = dimension;
+  int32_t rowSize = (m_height + 31) >> 5;
+  m_rowSize = rowSize;
+  m_bits = FX_Alloc2D(int32_t, m_rowSize, m_height);
+  FXSYS_memset(m_bits, 0, m_rowSize * m_height * sizeof(int32_t));
+}
+void CBC_CommonBitMatrix::Init(int32_t width, int32_t height) {
+  m_width = width;
+  m_height = height;
+  int32_t rowSize = (width + 31) >> 5;
+  m_rowSize = rowSize;
+  m_bits = FX_Alloc2D(int32_t, m_rowSize, m_height);
+  FXSYS_memset(m_bits, 0, m_rowSize * m_height * sizeof(int32_t));
+}
+CBC_CommonBitMatrix::~CBC_CommonBitMatrix() {
+  FX_Free(m_bits);
+}
+bool CBC_CommonBitMatrix::Get(int32_t x, int32_t y) {
+  int32_t offset = y * m_rowSize + (x >> 5);
+  if (offset >= m_rowSize * m_height || offset < 0) {
+    return false;
+  }
+  return ((((uint32_t)m_bits[offset]) >> (x & 0x1f)) & 1) != 0;
+}
+int32_t* CBC_CommonBitMatrix::GetBits() {
+  return m_bits;
+}
+void CBC_CommonBitMatrix::Set(int32_t x, int32_t y) {
+  int32_t offset = y * m_rowSize + (x >> 5);
+  if (offset >= m_rowSize * m_height || offset < 0) {
+    return;
+  }
+  m_bits[offset] |= 1 << (x & 0x1f);
+}
+void CBC_CommonBitMatrix::Flip(int32_t x, int32_t y) {
+  int32_t offset = y * m_rowSize + (x >> 5);
+  m_bits[offset] ^= 1 << (x & 0x1f);
+}
+void CBC_CommonBitMatrix::Clear() {
+  FXSYS_memset(m_bits, 0, m_rowSize * m_height * sizeof(int32_t));
+}
+void CBC_CommonBitMatrix::SetRegion(int32_t left,
+                                    int32_t top,
+                                    int32_t width,
+                                    int32_t height,
+                                    int32_t& e) {
+  if (top < 0 || left < 0) {
+    e = BCExceptionLeftAndTopMustBeNonnegative;
+    return;
+  }
+  if (height < 1 || width < 1) {
+    e = BCExceptionHeightAndWidthMustBeAtLeast1;
+    return;
+  }
+  int32_t right = left + width;
+  int32_t bottom = top + height;
+  if (m_height < bottom || m_width < right) {
+    e = BCExceptionRegionMustFitInsideMatrix;
+    return;
+  }
+  int32_t y;
+  for (y = top; y < bottom; y++) {
+    int32_t offset = y * m_rowSize;
+    int32_t x;
+    for (x = left; x < right; x++) {
+      m_bits[offset + (x >> 5)] |= 1 << (x & 0x1f);
+    }
+  }
+}
+CBC_CommonBitArray* CBC_CommonBitMatrix::GetRow(int32_t y,
+                                                CBC_CommonBitArray* row) {
+  CBC_CommonBitArray* rowArray = nullptr;
+  if (!row || static_cast<int32_t>(row->GetSize()) < m_width) {
+    rowArray = new CBC_CommonBitArray(m_width);
+  } else {
+    rowArray = new CBC_CommonBitArray(row);
+  }
+  int32_t offset = y * m_rowSize;
+  int32_t x;
+  for (x = 0; x < m_rowSize; x++) {
+    rowArray->SetBulk(x << 5, m_bits[offset + x]);
+  }
+  return rowArray;
+}
+void CBC_CommonBitMatrix::SetRow(int32_t y, CBC_CommonBitArray* row) {
+  int32_t l = y * m_rowSize;
+  for (int32_t i = 0; i < m_rowSize; i++) {
+    m_bits[l] = row->GetBitArray()[i];
+    l++;
+  }
+}
+
+void CBC_CommonBitMatrix::SetCol(int32_t y, CBC_CommonBitArray* col) {
+  for (size_t i = 0; i < col->GetBits().size(); ++i)
+    m_bits[i * m_rowSize + y] = col->GetBitArray()[i];
+}
+
+int32_t CBC_CommonBitMatrix::GetWidth() {
+  return m_width;
+}
+int32_t CBC_CommonBitMatrix::GetHeight() {
+  return m_height;
+}
+int32_t CBC_CommonBitMatrix::GetRowSize() {
+  return m_rowSize;
+}
+int32_t CBC_CommonBitMatrix::GetDimension(int32_t& e) {
+  if (m_width != m_height) {
+    e = BCExceptionCanNotCallGetDimensionOnNonSquareMatrix;
+    return 0;
+  }
+  return m_width;
+}
diff --git a/fxbarcode/common/BC_CommonBitMatrix.h b/fxbarcode/common/BC_CommonBitMatrix.h
new file mode 100644
index 0000000..2bb3f64
--- /dev/null
+++ b/fxbarcode/common/BC_CommonBitMatrix.h
@@ -0,0 +1,48 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_COMMON_BC_COMMONBITMATRIX_H_
+#define FXBARCODE_COMMON_BC_COMMONBITMATRIX_H_
+
+#include "core/fxcrt/fx_system.h"
+
+class CBC_CommonBitArray;
+
+class CBC_CommonBitMatrix {
+ public:
+  CBC_CommonBitMatrix();
+  virtual ~CBC_CommonBitMatrix();
+
+  virtual void Init(int32_t dimension);
+  virtual void Init(int32_t width, int32_t height);
+
+  bool Get(int32_t x, int32_t y);
+  void Set(int32_t x, int32_t y);
+  void Flip(int32_t x, int32_t y);
+  void Clear();
+  void SetRegion(int32_t left,
+                 int32_t top,
+                 int32_t width,
+                 int32_t height,
+                 int32_t& e);
+  CBC_CommonBitArray* GetRow(int32_t y, CBC_CommonBitArray* row);
+  void SetRow(int32_t y, CBC_CommonBitArray* row);
+  CBC_CommonBitArray* GetCol(int32_t y, CBC_CommonBitArray* row);
+  void SetCol(int32_t y, CBC_CommonBitArray* col);
+  int32_t GetWidth();
+  int32_t GetHeight();
+  int32_t GetRowSize();
+  int32_t GetDimension(int32_t& e);
+  int32_t* GetBits();
+
+ private:
+  int32_t m_width;
+  int32_t m_height;
+  int32_t m_rowSize;
+  int32_t* m_bits;
+};
+
+#endif  // FXBARCODE_COMMON_BC_COMMONBITMATRIX_H_
diff --git a/fxbarcode/common/BC_CommonByteArray.cpp b/fxbarcode/common/BC_CommonByteArray.cpp
new file mode 100644
index 0000000..a271de6
--- /dev/null
+++ b/fxbarcode/common/BC_CommonByteArray.cpp
@@ -0,0 +1,99 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <algorithm>
+
+#include "fxbarcode/common/BC_CommonByteArray.h"
+
+CBC_CommonByteArray::CBC_CommonByteArray() {
+  m_bytes = nullptr;
+  m_size = 0;
+  m_index = 0;
+}
+CBC_CommonByteArray::CBC_CommonByteArray(int32_t size) {
+  m_size = size;
+  m_bytes = FX_Alloc(uint8_t, size);
+  FXSYS_memset(m_bytes, 0, size);
+  m_index = 0;
+}
+CBC_CommonByteArray::CBC_CommonByteArray(uint8_t* byteArray, int32_t size) {
+  m_size = size;
+  m_bytes = FX_Alloc(uint8_t, size);
+  FXSYS_memcpy(m_bytes, byteArray, size);
+  m_index = size;
+}
+CBC_CommonByteArray::~CBC_CommonByteArray() {
+  FX_Free(m_bytes);
+}
+int32_t CBC_CommonByteArray::At(int32_t index) const {
+  return m_bytes[index] & 0xff;
+}
+void CBC_CommonByteArray::Set(int32_t index, int32_t value) {
+  m_bytes[index] = (uint8_t)value;
+}
+int32_t CBC_CommonByteArray::Size() const {
+  return m_size;
+}
+bool CBC_CommonByteArray::IsEmpty() const {
+  return m_size == 0;
+}
+void CBC_CommonByteArray::AppendByte(int32_t value) {
+  if (m_size == 0 || m_index >= m_size) {
+    int32_t newSize = std::max(32, m_size << 1);
+    Reserve(newSize);
+  }
+  m_bytes[m_index] = (uint8_t)value;
+  m_index++;
+}
+void CBC_CommonByteArray::Reserve(int32_t capacity) {
+  if (!m_bytes || m_size < capacity) {
+    uint8_t* newArray = FX_Alloc(uint8_t, capacity);
+    if (m_bytes) {
+      FXSYS_memcpy(newArray, m_bytes, m_size);
+      FXSYS_memset(newArray + m_size, 0, capacity - m_size);
+    } else {
+      FXSYS_memset(newArray, 0, capacity);
+    }
+    FX_Free(m_bytes);
+    m_bytes = newArray;
+    m_size = capacity;
+  }
+}
+void CBC_CommonByteArray::Set(uint8_t* source, int32_t offset, int32_t count) {
+  FX_Free(m_bytes);
+  m_bytes = FX_Alloc(uint8_t, count);
+  m_size = count;
+  FXSYS_memcpy(m_bytes, source + offset, count);
+  m_index = count;
+}
+void CBC_CommonByteArray::Set(std::vector<uint8_t>* source,
+                              int32_t offset,
+                              int32_t count) {
+  FX_Free(m_bytes);
+  m_bytes = FX_Alloc(uint8_t, count);
+  m_size = count;
+  int32_t i;
+  for (i = 0; i < count; i++) {
+    m_bytes[i] = source->operator[](i + offset);
+  }
+  m_index = m_size;
+}
diff --git a/fxbarcode/common/BC_CommonByteArray.h b/fxbarcode/common/BC_CommonByteArray.h
new file mode 100644
index 0000000..84222ba
--- /dev/null
+++ b/fxbarcode/common/BC_CommonByteArray.h
@@ -0,0 +1,38 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
+#define FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+// TODO(weili): The usage of this class should be replaced by
+// std::vector<uint8_t>.
+class CBC_CommonByteArray {
+ public:
+  CBC_CommonByteArray();
+  explicit CBC_CommonByteArray(int32_t size);
+  CBC_CommonByteArray(uint8_t* byteArray, int32_t size);
+  virtual ~CBC_CommonByteArray();
+
+  int32_t At(int32_t index) const;
+  int32_t Size() const;
+  bool IsEmpty() const;
+  void Set(int32_t index, int32_t value);
+  void AppendByte(int32_t value);
+  void Reserve(int32_t capacity);
+  void Set(uint8_t* source, int32_t offset, int32_t count);
+  void Set(std::vector<uint8_t>* source, int32_t offset, int32_t count);
+
+ private:
+  int32_t m_size;
+  int32_t m_index;
+  uint8_t* m_bytes;
+};
+
+#endif  // FXBARCODE_COMMON_BC_COMMONBYTEARRAY_H_
diff --git a/fxbarcode/common/BC_CommonByteMatrix.cpp b/fxbarcode/common/BC_CommonByteMatrix.cpp
new file mode 100644
index 0000000..44c7832
--- /dev/null
+++ b/fxbarcode/common/BC_CommonByteMatrix.cpp
@@ -0,0 +1,64 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/fxcrt/fx_memory.h"
+#include "fxbarcode/common/BC_CommonByteMatrix.h"
+
+CBC_CommonByteMatrix::CBC_CommonByteMatrix(int32_t width, int32_t height) {
+  m_height = height;
+  m_width = width;
+  m_bytes = nullptr;
+}
+void CBC_CommonByteMatrix::Init() {
+  m_bytes = FX_Alloc2D(uint8_t, m_height, m_width);
+  FXSYS_memset(m_bytes, 0xff, m_height * m_width);
+}
+CBC_CommonByteMatrix::~CBC_CommonByteMatrix() {
+  FX_Free(m_bytes);
+}
+int32_t CBC_CommonByteMatrix::GetHeight() {
+  return m_height;
+}
+int32_t CBC_CommonByteMatrix::GetWidth() {
+  return m_width;
+}
+uint8_t CBC_CommonByteMatrix::Get(int32_t x, int32_t y) {
+  return m_bytes[y * m_width + x];
+}
+void CBC_CommonByteMatrix::Set(int32_t x, int32_t y, int32_t value) {
+  m_bytes[y * m_width + x] = (uint8_t)value;
+}
+void CBC_CommonByteMatrix::Set(int32_t x, int32_t y, uint8_t value) {
+  m_bytes[y * m_width + x] = value;
+}
+void CBC_CommonByteMatrix::clear(uint8_t value) {
+  int32_t y;
+  for (y = 0; y < m_height; y++) {
+    int32_t x;
+    for (x = 0; x < m_width; x++) {
+      m_bytes[y * m_width + x] = value;
+    }
+  }
+}
+uint8_t* CBC_CommonByteMatrix::GetArray() {
+  return m_bytes;
+}
diff --git a/fxbarcode/common/BC_CommonByteMatrix.h b/fxbarcode/common/BC_CommonByteMatrix.h
new file mode 100644
index 0000000..9f13a37
--- /dev/null
+++ b/fxbarcode/common/BC_CommonByteMatrix.h
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_COMMON_BC_COMMONBYTEMATRIX_H_
+#define FXBARCODE_COMMON_BC_COMMONBYTEMATRIX_H_
+
+#include <stdint.h>
+
+#include "core/fxcrt/fx_system.h"
+
+class CBC_CommonByteMatrix {
+ public:
+  CBC_CommonByteMatrix(int32_t width, int32_t height);
+  virtual ~CBC_CommonByteMatrix();
+
+  int32_t GetHeight();
+  int32_t GetWidth();
+  uint8_t Get(int32_t x, int32_t y);
+  uint8_t* GetArray();
+
+  void Set(int32_t x, int32_t y, int32_t value);
+  void Set(int32_t x, int32_t y, uint8_t value);
+  void clear(uint8_t value);
+  virtual void Init();
+
+ private:
+  uint8_t* m_bytes;
+  int32_t m_width;
+  int32_t m_height;
+};
+
+#endif  // FXBARCODE_COMMON_BC_COMMONBYTEMATRIX_H_
diff --git a/fxbarcode/common/reedsolomon/BC_ReedSolomon.cpp b/fxbarcode/common/reedsolomon/BC_ReedSolomon.cpp
new file mode 100644
index 0000000..bb33bbd
--- /dev/null
+++ b/fxbarcode/common/reedsolomon/BC_ReedSolomon.cpp
@@ -0,0 +1,105 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomon.h"
+
+#include <memory>
+
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
+
+CBC_ReedSolomonEncoder::CBC_ReedSolomonEncoder(CBC_ReedSolomonGF256* field) {
+  m_field = field;
+}
+
+void CBC_ReedSolomonEncoder::Init() {
+  m_cachedGenerators.push_back(new CBC_ReedSolomonGF256Poly(m_field, 1));
+}
+
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonEncoder::BuildGenerator(size_t degree,
+                                                                 int32_t& e) {
+  if (degree >= m_cachedGenerators.size()) {
+    CBC_ReedSolomonGF256Poly* lastGenerator = m_cachedGenerators.back();
+    for (size_t d = m_cachedGenerators.size(); d <= degree; ++d) {
+      std::vector<int32_t> temp = {1, m_field->Exp(d - 1)};
+      CBC_ReedSolomonGF256Poly temp_poly;
+      temp_poly.Init(m_field, &temp, e);
+      if (e != BCExceptionNO)
+        return nullptr;
+      CBC_ReedSolomonGF256Poly* nextGenerator =
+          lastGenerator->Multiply(&temp_poly, e);
+      if (e != BCExceptionNO)
+        return nullptr;
+      m_cachedGenerators.push_back(nextGenerator);
+      lastGenerator = nextGenerator;
+    }
+  }
+  return m_cachedGenerators[degree];
+}
+
+void CBC_ReedSolomonEncoder::Encode(std::vector<int32_t>* toEncode,
+                                    size_t ecBytes,
+                                    int32_t& e) {
+  if (ecBytes == 0) {
+    e = BCExceptionNoCorrectionBytes;
+    return;
+  }
+  if (toEncode->size() <= ecBytes) {
+    e = BCExceptionNoDataBytesProvided;
+    return;
+  }
+  CBC_ReedSolomonGF256Poly* generator = BuildGenerator(ecBytes, e);
+  if (e != BCExceptionNO)
+    return;
+  size_t dataBytes = toEncode->size() - ecBytes;
+  std::vector<int32_t> infoCoefficients(dataBytes);
+  for (size_t x = 0; x < dataBytes; x++) {
+    infoCoefficients[x] = (*toEncode)[x];
+  }
+  CBC_ReedSolomonGF256Poly info;
+  info.Init(m_field, &infoCoefficients, e);
+  if (e != BCExceptionNO)
+    return;
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> infoTemp(
+      info.MultiplyByMonomial(ecBytes, 1, e));
+  if (e != BCExceptionNO)
+    return;
+  std::unique_ptr<std::vector<CBC_ReedSolomonGF256Poly*>> temp(
+      infoTemp->Divide(generator, e));
+  if (e != BCExceptionNO)
+    return;
+  CBC_ReedSolomonGF256Poly* remainder = (*temp)[1];
+  std::vector<int32_t>* coefficients = remainder->GetCoefficients();
+  size_t numZeroCoefficients =
+      ecBytes > coefficients->size() ? ecBytes - coefficients->size() : 0;
+  for (size_t i = 0; i < numZeroCoefficients; i++)
+    (*toEncode)[dataBytes + i] = 0;
+  for (size_t y = 0; y < coefficients->size(); y++)
+    (*toEncode)[dataBytes + numZeroCoefficients + y] = (*coefficients)[y];
+  for (size_t k = 0; k < temp->size(); k++)
+    delete (*temp)[k];
+}
+
+CBC_ReedSolomonEncoder::~CBC_ReedSolomonEncoder() {
+  for (size_t i = 0; i < m_cachedGenerators.size(); i++)
+    delete m_cachedGenerators[i];
+}
diff --git a/fxbarcode/common/reedsolomon/BC_ReedSolomon.h b/fxbarcode/common/reedsolomon/BC_ReedSolomon.h
new file mode 100644
index 0000000..42a1e00
--- /dev/null
+++ b/fxbarcode/common/reedsolomon/BC_ReedSolomon.h
@@ -0,0 +1,32 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
+#define FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CBC_ReedSolomonGF256;
+class CBC_ReedSolomonGF256Poly;
+
+class CBC_ReedSolomonEncoder {
+ public:
+  explicit CBC_ReedSolomonEncoder(CBC_ReedSolomonGF256* field);
+  virtual ~CBC_ReedSolomonEncoder();
+
+  void Encode(std::vector<int32_t>* toEncode, size_t ecBytes, int32_t& e);
+  virtual void Init();
+
+ private:
+  CBC_ReedSolomonGF256Poly* BuildGenerator(size_t degree, int32_t& e);
+
+  CBC_ReedSolomonGF256* m_field;
+  std::vector<CBC_ReedSolomonGF256Poly*> m_cachedGenerators;
+};
+
+#endif  // FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
diff --git a/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
new file mode 100644
index 0000000..b2af2a5
--- /dev/null
+++ b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.cpp
@@ -0,0 +1,135 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+
+#include <vector>
+
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
+#include "third_party/base/ptr_util.h"
+
+CBC_ReedSolomonGF256* CBC_ReedSolomonGF256::QRCodeField = nullptr;
+CBC_ReedSolomonGF256* CBC_ReedSolomonGF256::DataMatrixField = nullptr;
+
+void CBC_ReedSolomonGF256::Initialize() {
+  QRCodeField = new CBC_ReedSolomonGF256(0x011D);
+  QRCodeField->Init();
+  DataMatrixField = new CBC_ReedSolomonGF256(0x012D);
+  DataMatrixField->Init();
+}
+
+void CBC_ReedSolomonGF256::Finalize() {
+  delete QRCodeField;
+  QRCodeField = nullptr;
+  delete DataMatrixField;
+  DataMatrixField = nullptr;
+}
+
+CBC_ReedSolomonGF256::CBC_ReedSolomonGF256(int32_t primitive) {
+  int32_t x = 1;
+  for (int32_t j = 0; j < 256; j++) {
+    m_expTable[j] = x;
+    x <<= 1;
+    if (x >= 0x100) {
+      x ^= primitive;
+    }
+  }
+  for (int32_t i = 0; i < 255; i++) {
+    m_logTable[m_expTable[i]] = i;
+  }
+  m_logTable[0] = 0;
+}
+
+void CBC_ReedSolomonGF256::Init() {
+  m_zero = pdfium::MakeUnique<CBC_ReedSolomonGF256Poly>(this, 0);
+  m_one = pdfium::MakeUnique<CBC_ReedSolomonGF256Poly>(this, 1);
+}
+
+CBC_ReedSolomonGF256::~CBC_ReedSolomonGF256() {}
+
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::GetZero() const {
+  return m_zero.get();
+}
+
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::GetOne() const {
+  return m_one.get();
+}
+
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256::BuildMonomial(
+    int32_t degree,
+    int32_t coefficient,
+    int32_t& e) {
+  if (degree < 0) {
+    e = BCExceptionDegreeIsNegative;
+    return nullptr;
+  }
+  if (coefficient == 0) {
+    CBC_ReedSolomonGF256Poly* temp = m_zero->Clone(e);
+    if (e != BCExceptionNO)
+      return nullptr;
+    return temp;
+  }
+  std::vector<int32_t> coefficients(degree + 1);
+  coefficients[0] = coefficient;
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(this, &coefficients, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return temp;
+}
+
+int32_t CBC_ReedSolomonGF256::AddOrSubtract(int32_t a, int32_t b) {
+  return a ^ b;
+}
+
+int32_t CBC_ReedSolomonGF256::Exp(int32_t a) {
+  return m_expTable[a];
+}
+
+int32_t CBC_ReedSolomonGF256::Log(int32_t a, int32_t& e) {
+  if (a == 0) {
+    e = BCExceptionAIsZero;
+    return 0;
+  }
+  return m_logTable[a];
+}
+
+int32_t CBC_ReedSolomonGF256::Inverse(int32_t a, int32_t& e) {
+  if (a == 0) {
+    e = BCExceptionAIsZero;
+    return 0;
+  }
+  return m_expTable[255 - m_logTable[a]];
+}
+
+int32_t CBC_ReedSolomonGF256::Multiply(int32_t a, int32_t b) {
+  if (a == 0 || b == 0) {
+    return 0;
+  }
+  if (a == 1) {
+    return b;
+  }
+  if (b == 1) {
+    return a;
+  }
+  return m_expTable[(m_logTable[a] + m_logTable[b]) % 255];
+}
diff --git a/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h
new file mode 100644
index 0000000..d4b303c
--- /dev/null
+++ b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h
@@ -0,0 +1,47 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256_H_
+#define FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256_H_
+
+#include <memory>
+
+#include "core/fxcrt/fx_basic.h"
+#include "fxbarcode/utils.h"
+
+class CBC_ReedSolomonGF256Poly;
+
+class CBC_ReedSolomonGF256 {
+ public:
+  explicit CBC_ReedSolomonGF256(int32_t primitive);
+  virtual ~CBC_ReedSolomonGF256();
+
+  static void Initialize();
+  static void Finalize();
+
+  CBC_ReedSolomonGF256Poly* GetZero() const;
+  CBC_ReedSolomonGF256Poly* GetOne() const;
+  CBC_ReedSolomonGF256Poly* BuildMonomial(int32_t degree,
+                                          int32_t coefficient,
+                                          int32_t& e);
+  static int32_t AddOrSubtract(int32_t a, int32_t b);
+  int32_t Exp(int32_t a);
+  int32_t Log(int32_t a, int32_t& e);
+  int32_t Inverse(int32_t a, int32_t& e);
+  int32_t Multiply(int32_t a, int32_t b);
+  virtual void Init();
+
+  static CBC_ReedSolomonGF256* QRCodeField;
+  static CBC_ReedSolomonGF256* DataMatrixField;
+
+ private:
+  int32_t m_expTable[256];
+  int32_t m_logTable[256];
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> m_zero;
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> m_one;
+};
+
+#endif  // FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256_H_
diff --git a/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.cpp b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.cpp
new file mode 100644
index 0000000..a062589
--- /dev/null
+++ b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.cpp
@@ -0,0 +1,253 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h"
+
+#include <memory>
+#include <utility>
+
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "third_party/base/stl_util.h"
+
+CBC_ReedSolomonGF256Poly::CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field,
+                                                   int32_t coefficients) {
+  if (!field)
+    return;
+
+  m_field = field;
+  m_coefficients.push_back(coefficients);
+}
+
+CBC_ReedSolomonGF256Poly::CBC_ReedSolomonGF256Poly() {
+  m_field = nullptr;
+}
+
+void CBC_ReedSolomonGF256Poly::Init(CBC_ReedSolomonGF256* field,
+                                    std::vector<int32_t>* coefficients,
+                                    int32_t& e) {
+  if (!coefficients || coefficients->empty()) {
+    e = BCExceptionCoefficientsSizeIsNull;
+    return;
+  }
+  m_field = field;
+  size_t coefficientsLength = coefficients->size();
+  if (coefficientsLength > 1 && coefficients->front() == 0) {
+    size_t firstNonZero = 1;
+    while (firstNonZero < coefficientsLength &&
+           (*coefficients)[firstNonZero] == 0) {
+      firstNonZero++;
+    }
+    if (firstNonZero == coefficientsLength) {
+      m_coefficients = *(m_field->GetZero()->GetCoefficients());
+    } else {
+      m_coefficients.resize(coefficientsLength - firstNonZero);
+      for (size_t i = firstNonZero, j = 0; i < coefficientsLength; i++, j++)
+        m_coefficients[j] = (*coefficients)[i];
+    }
+  } else {
+    m_coefficients = *coefficients;
+  }
+}
+
+std::vector<int32_t>* CBC_ReedSolomonGF256Poly::GetCoefficients() {
+  return &m_coefficients;
+}
+
+int32_t CBC_ReedSolomonGF256Poly::GetDegree() {
+  return pdfium::CollectionSize<int32_t>(m_coefficients) - 1;
+}
+
+bool CBC_ReedSolomonGF256Poly::IsZero() {
+  return m_coefficients.front() == 0;
+}
+
+int32_t CBC_ReedSolomonGF256Poly::GetCoefficients(int32_t degree) {
+  return m_coefficients[m_coefficients.size() - 1 - degree];
+}
+
+int32_t CBC_ReedSolomonGF256Poly::EvaluateAt(int32_t a) {
+  if (a == 0) {
+    return GetCoefficients(0);
+  }
+  size_t size = m_coefficients.size();
+  if (a == 1) {
+    int32_t result = 0;
+    for (size_t i = 0; i < size; i++)
+      result = CBC_ReedSolomonGF256::AddOrSubtract(result, m_coefficients[i]);
+    return result;
+  }
+  int32_t result = m_coefficients[0];
+  for (size_t j = 1; j < size; j++) {
+    result = CBC_ReedSolomonGF256::AddOrSubtract(m_field->Multiply(a, result),
+                                                 m_coefficients[j]);
+  }
+  return result;
+}
+
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::Clone(int32_t& e) {
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &m_coefficients, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return temp;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::AddOrSubtract(
+    CBC_ReedSolomonGF256Poly* other,
+    int32_t& e) {
+  if (IsZero())
+    return other->Clone(e);
+  if (other->IsZero())
+    return Clone(e);
+
+  std::vector<int32_t> smallerCoefficients = m_coefficients;
+  std::vector<int32_t> largerCoefficients = *(other->GetCoefficients());
+  if (smallerCoefficients.size() > largerCoefficients.size()) {
+    std::swap(smallerCoefficients, largerCoefficients);
+  }
+  std::vector<int32_t> sumDiff(largerCoefficients.size());
+  size_t lengthDiff = largerCoefficients.size() - smallerCoefficients.size();
+  for (size_t i = 0; i < lengthDiff; i++) {
+    sumDiff[i] = largerCoefficients[i];
+  }
+  for (size_t j = lengthDiff; j < largerCoefficients.size(); j++) {
+    sumDiff[j] = CBC_ReedSolomonGF256::AddOrSubtract(
+        smallerCoefficients[j - lengthDiff], largerCoefficients[j]);
+  }
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &sumDiff, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return temp;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::Multiply(
+    CBC_ReedSolomonGF256Poly* other,
+    int32_t& e) {
+  if (IsZero() || other->IsZero())
+    return m_field->GetZero()->Clone(e);
+
+  std::vector<int32_t> aCoefficients = m_coefficients;
+  std::vector<int32_t> bCoefficients = *(other->GetCoefficients());
+  size_t aLength = aCoefficients.size();
+  size_t bLength = bCoefficients.size();
+  std::vector<int32_t> product(aLength + bLength - 1);
+  for (size_t i = 0; i < aLength; i++) {
+    int32_t aCoeff = m_coefficients[i];
+    for (size_t j = 0; j < bLength; j++) {
+      product[i + j] = CBC_ReedSolomonGF256::AddOrSubtract(
+          product[i + j],
+          m_field->Multiply(aCoeff, (*other->GetCoefficients())[j]));
+    }
+  }
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &product, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return temp;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::Multiply(int32_t scalar,
+                                                             int32_t& e) {
+  if (scalar == 0)
+    return m_field->GetZero()->Clone(e);
+  if (scalar == 1)
+    return Clone(e);
+
+  size_t size = m_coefficients.size();
+  std::vector<int32_t> product(size);
+  for (size_t i = 0; i < size; i++) {
+    product[i] = m_field->Multiply(m_coefficients[i], scalar);
+  }
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &product, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return temp;
+}
+CBC_ReedSolomonGF256Poly* CBC_ReedSolomonGF256Poly::MultiplyByMonomial(
+    int32_t degree,
+    int32_t coefficient,
+    int32_t& e) {
+  if (degree < 0) {
+    e = BCExceptionDegreeIsNegative;
+    return nullptr;
+  }
+  if (coefficient == 0)
+    return m_field->GetZero()->Clone(e);
+
+  size_t size = m_coefficients.size();
+  std::vector<int32_t> product(size + degree);
+  for (size_t i = 0; i < size; i++) {
+    product[i] = m_field->Multiply(m_coefficients[i], coefficient);
+  }
+  CBC_ReedSolomonGF256Poly* temp = new CBC_ReedSolomonGF256Poly();
+  temp->Init(m_field, &product, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return temp;
+}
+
+std::vector<CBC_ReedSolomonGF256Poly*>* CBC_ReedSolomonGF256Poly::Divide(
+    CBC_ReedSolomonGF256Poly* other,
+    int32_t& e) {
+  if (other->IsZero()) {
+    e = BCExceptionDivideByZero;
+    return nullptr;
+  }
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> quotient(
+      m_field->GetZero()->Clone(e));
+  if (e != BCExceptionNO)
+    return nullptr;
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> remainder(Clone(e));
+  if (e != BCExceptionNO)
+    return nullptr;
+  int32_t denominatorLeadingTerm = other->GetCoefficients(other->GetDegree());
+  int32_t inverseDenominatorLeadingTeam =
+      m_field->Inverse(denominatorLeadingTerm, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  while (remainder->GetDegree() >= other->GetDegree() && !remainder->IsZero()) {
+    int32_t degreeDifference = remainder->GetDegree() - other->GetDegree();
+    int32_t scale =
+        m_field->Multiply(remainder->GetCoefficients((remainder->GetDegree())),
+                          inverseDenominatorLeadingTeam);
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> term(
+        other->MultiplyByMonomial(degreeDifference, scale, e));
+    if (e != BCExceptionNO)
+      return nullptr;
+    std::unique_ptr<CBC_ReedSolomonGF256Poly> iteratorQuotient(
+        m_field->BuildMonomial(degreeDifference, scale, e));
+    if (e != BCExceptionNO)
+      return nullptr;
+    quotient.reset(quotient->AddOrSubtract(iteratorQuotient.get(), e));
+    if (e != BCExceptionNO)
+      return nullptr;
+    remainder.reset(remainder->AddOrSubtract(term.get(), e));
+    if (e != BCExceptionNO)
+      return nullptr;
+  }
+  std::vector<CBC_ReedSolomonGF256Poly*>* tempPtrA =
+      new std::vector<CBC_ReedSolomonGF256Poly*>();
+  tempPtrA->push_back(quotient.release());
+  tempPtrA->push_back(remainder.release());
+  return tempPtrA;
+}
+
+CBC_ReedSolomonGF256Poly::~CBC_ReedSolomonGF256Poly() {}
diff --git a/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h
new file mode 100644
index 0000000..284b531
--- /dev/null
+++ b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h
@@ -0,0 +1,49 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
+#define FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CBC_ReedSolomonGF256;
+
+class CBC_ReedSolomonGF256Poly final {
+ public:
+  CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field, int32_t coefficients);
+  CBC_ReedSolomonGF256Poly();
+  ~CBC_ReedSolomonGF256Poly();
+  void Init(CBC_ReedSolomonGF256* field,
+            std::vector<int32_t>* coefficients,
+            int32_t& e);
+
+  int32_t GetCoefficients(int32_t degree);
+  std::vector<int32_t>* GetCoefficients();
+  int32_t GetDegree();
+  bool IsZero();
+  int32_t EvaluateAt(int32_t a);
+  CBC_ReedSolomonGF256Poly* AddOrSubtract(CBC_ReedSolomonGF256Poly* other,
+                                          int32_t& e);
+  CBC_ReedSolomonGF256Poly* Multiply(CBC_ReedSolomonGF256Poly* other,
+                                     int32_t& e);
+  CBC_ReedSolomonGF256Poly* Multiply(int32_t scalar, int32_t& e);
+  CBC_ReedSolomonGF256Poly* MultiplyByMonomial(int32_t degree,
+                                               int32_t coefficient,
+                                               int32_t& e);
+  std::vector<CBC_ReedSolomonGF256Poly*>* Divide(
+      CBC_ReedSolomonGF256Poly* other,
+      int32_t& e);
+
+  CBC_ReedSolomonGF256Poly* Clone(int32_t& e);
+
+ private:
+  CBC_ReedSolomonGF256* m_field;
+  std::vector<int32_t> m_coefficients;
+};
+
+#endif  // FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
diff --git a/fxbarcode/datamatrix/BC_ASCIIEncoder.cpp b/fxbarcode/datamatrix/BC_ASCIIEncoder.cpp
new file mode 100644
index 0000000..2d7b9d7
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_ASCIIEncoder.cpp
@@ -0,0 +1,97 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/datamatrix/BC_ASCIIEncoder.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_ASCIIEncoder::CBC_ASCIIEncoder() {}
+CBC_ASCIIEncoder::~CBC_ASCIIEncoder() {}
+int32_t CBC_ASCIIEncoder::getEncodingMode() {
+  return ASCII_ENCODATION;
+}
+void CBC_ASCIIEncoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  int32_t n = CBC_HighLevelEncoder::determineConsecutiveDigitCount(
+      context.m_msg, context.m_pos);
+  if (n >= 2) {
+    wchar_t code = encodeASCIIDigits(context.m_msg.GetAt(context.m_pos),
+                                     context.m_msg.GetAt(context.m_pos + 1), e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    context.writeCodeword(code);
+    context.m_pos += 2;
+  } else {
+    wchar_t c = context.getCurrentChar();
+    int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+        context.m_msg, context.m_pos, getEncodingMode());
+    if (newMode != getEncodingMode()) {
+      switch (newMode) {
+        case BASE256_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_BASE256);
+          context.signalEncoderChange(BASE256_ENCODATION);
+          return;
+        case C40_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_C40);
+          context.signalEncoderChange(C40_ENCODATION);
+          return;
+        case X12_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_ANSIX12);
+          context.signalEncoderChange(X12_ENCODATION);
+          break;
+        case TEXT_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_TEXT);
+          context.signalEncoderChange(TEXT_ENCODATION);
+          break;
+        case EDIFACT_ENCODATION:
+          context.writeCodeword(CBC_HighLevelEncoder::LATCH_TO_EDIFACT);
+          context.signalEncoderChange(EDIFACT_ENCODATION);
+          break;
+        default:
+          e = BCExceptionIllegalStateIllegalMode;
+          return;
+      }
+    } else if (CBC_HighLevelEncoder::isExtendedASCII(c)) {
+      context.writeCodeword(CBC_HighLevelEncoder::UPPER_SHIFT);
+      context.writeCodeword((wchar_t)(c - 128 + 1));
+      context.m_pos++;
+    } else {
+      context.writeCodeword((wchar_t)(c + 1));
+      context.m_pos++;
+    }
+  }
+}
+wchar_t CBC_ASCIIEncoder::encodeASCIIDigits(wchar_t digit1,
+                                            wchar_t digit2,
+                                            int32_t& e) {
+  if (CBC_HighLevelEncoder::isDigit(digit1) &&
+      CBC_HighLevelEncoder::isDigit(digit2)) {
+    int32_t num = (digit1 - 48) * 10 + (digit2 - 48);
+    return (wchar_t)(num + 130);
+  }
+  e = BCExceptionIllegalArgumentNotGigits;
+  return 0;
+}
diff --git a/fxbarcode/datamatrix/BC_ASCIIEncoder.h b/fxbarcode/datamatrix/BC_ASCIIEncoder.h
new file mode 100644
index 0000000..6eb3a50
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_ASCIIEncoder.h
@@ -0,0 +1,27 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_ASCIIENCODER_H_
+#define FXBARCODE_DATAMATRIX_BC_ASCIIENCODER_H_
+
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+
+class CBC_EncoderContext;
+
+class CBC_ASCIIEncoder : public CBC_Encoder {
+ public:
+  CBC_ASCIIEncoder();
+  ~CBC_ASCIIEncoder() override;
+
+  // CBC_Encoder
+  int32_t getEncodingMode() override;
+  void Encode(CBC_EncoderContext& context, int32_t& e) override;
+
+ private:
+  static wchar_t encodeASCIIDigits(wchar_t digit1, wchar_t digit2, int32_t& e);
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_ASCIIENCODER_H_
diff --git a/fxbarcode/datamatrix/BC_Base256Encoder.cpp b/fxbarcode/datamatrix/BC_Base256Encoder.cpp
new file mode 100644
index 0000000..1b8db85
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_Base256Encoder.cpp
@@ -0,0 +1,87 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/datamatrix/BC_Base256Encoder.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_Base256Encoder::CBC_Base256Encoder() {}
+CBC_Base256Encoder::~CBC_Base256Encoder() {}
+int32_t CBC_Base256Encoder::getEncodingMode() {
+  return BASE256_ENCODATION;
+}
+void CBC_Base256Encoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  CFX_WideString buffer;
+  buffer += (wchar_t)'\0';
+  while (context.hasMoreCharacters()) {
+    wchar_t c = context.getCurrentChar();
+    buffer += c;
+    context.m_pos++;
+    int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+        context.m_msg, context.m_pos, getEncodingMode());
+    if (newMode != getEncodingMode()) {
+      context.signalEncoderChange(newMode);
+      break;
+    }
+  }
+  int32_t dataCount = buffer.GetLength() - 1;
+  char buf[128];
+  FXSYS_itoa(dataCount, buf, 10);
+  buffer.SetAt(0, wchar_t(*buf) - '0');
+  int32_t lengthFieldSize = 1;
+  int32_t currentSize =
+      context.getCodewordCount() + dataCount + lengthFieldSize;
+  context.updateSymbolInfo(currentSize, e);
+  if (e != BCExceptionNO) {
+    return;
+  }
+  bool mustPad = (context.m_symbolInfo->m_dataCapacity - currentSize) > 0;
+  if (context.hasMoreCharacters() || mustPad) {
+    if (dataCount <= 249) {
+      buffer.SetAt(0, (wchar_t)dataCount);
+    } else if (dataCount > 249 && dataCount <= 1555) {
+      buffer.SetAt(0, (wchar_t)((dataCount / 250) + 249));
+      buffer.Insert(1, (wchar_t)(dataCount % 250));
+    } else {
+      e = BCExceptionIllegalStateMessageLengthInvalid;
+      return;
+    }
+  }
+  for (int32_t i = 0, c = buffer.GetLength(); i < c; i++) {
+    context.writeCodeword(
+        randomize255State(buffer.GetAt(i), context.getCodewordCount() + 1));
+  }
+}
+wchar_t CBC_Base256Encoder::randomize255State(wchar_t ch,
+                                              int32_t codewordPosition) {
+  int32_t pseudoRandom = ((149 * codewordPosition) % 255) + 1;
+  int32_t tempVariable = ch + pseudoRandom;
+  if (tempVariable <= 255) {
+    return (wchar_t)tempVariable;
+  } else {
+    return (wchar_t)(tempVariable - 256);
+  }
+}
diff --git a/fxbarcode/datamatrix/BC_Base256Encoder.h b/fxbarcode/datamatrix/BC_Base256Encoder.h
new file mode 100644
index 0000000..65abf59
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_Base256Encoder.h
@@ -0,0 +1,25 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_BASE256ENCODER_H_
+#define FXBARCODE_DATAMATRIX_BC_BASE256ENCODER_H_
+
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+
+class CBC_Base256Encoder : public CBC_Encoder {
+ public:
+  CBC_Base256Encoder();
+  ~CBC_Base256Encoder() override;
+
+  // CBC_Encoder
+  int32_t getEncodingMode() override;
+  void Encode(CBC_EncoderContext& context, int32_t& e) override;
+
+ private:
+  static wchar_t randomize255State(wchar_t ch, int32_t codewordPosition);
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_BASE256ENCODER_H_
diff --git a/fxbarcode/datamatrix/BC_C40Encoder.cpp b/fxbarcode/datamatrix/BC_C40Encoder.cpp
new file mode 100644
index 0000000..7c3f4e7
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_C40Encoder.cpp
@@ -0,0 +1,200 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_C40Encoder::CBC_C40Encoder() {}
+CBC_C40Encoder::~CBC_C40Encoder() {}
+int32_t CBC_C40Encoder::getEncodingMode() {
+  return C40_ENCODATION;
+}
+void CBC_C40Encoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  CFX_WideString buffer;
+  while (context.hasMoreCharacters()) {
+    wchar_t c = context.getCurrentChar();
+    context.m_pos++;
+    int32_t lastCharSize = encodeChar(c, buffer, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t unwritten = (buffer.GetLength() / 3) * 2;
+    int32_t curCodewordCount = context.getCodewordCount() + unwritten;
+    context.updateSymbolInfo(curCodewordCount, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t available = context.m_symbolInfo->m_dataCapacity - curCodewordCount;
+    if (!context.hasMoreCharacters()) {
+      CFX_WideString removed;
+      if ((buffer.GetLength() % 3) == 2) {
+        if (available < 2 || available > 2) {
+          lastCharSize =
+              backtrackOneCharacter(context, buffer, removed, lastCharSize, e);
+          if (e != BCExceptionNO) {
+            return;
+          }
+        }
+      }
+      while ((buffer.GetLength() % 3) == 1 &&
+             ((lastCharSize <= 3 && available != 1) || lastCharSize > 3)) {
+        lastCharSize =
+            backtrackOneCharacter(context, buffer, removed, lastCharSize, e);
+        if (e != BCExceptionNO) {
+          return;
+        }
+      }
+      break;
+    }
+    int32_t count = buffer.GetLength();
+    if ((count % 3) == 0) {
+      int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+          context.m_msg, context.m_pos, getEncodingMode());
+      if (newMode != getEncodingMode()) {
+        context.signalEncoderChange(newMode);
+        break;
+      }
+    }
+  }
+  handleEOD(context, buffer, e);
+}
+void CBC_C40Encoder::writeNextTriplet(CBC_EncoderContext& context,
+                                      CFX_WideString& buffer) {
+  context.writeCodewords(encodeToCodewords(buffer, 0));
+  buffer.Delete(0, 3);
+}
+void CBC_C40Encoder::handleEOD(CBC_EncoderContext& context,
+                               CFX_WideString& buffer,
+                               int32_t& e) {
+  int32_t unwritten = (buffer.GetLength() / 3) * 2;
+  int32_t rest = buffer.GetLength() % 3;
+  int32_t curCodewordCount = context.getCodewordCount() + unwritten;
+  context.updateSymbolInfo(curCodewordCount, e);
+  if (e != BCExceptionNO) {
+    return;
+  }
+  int32_t available = context.m_symbolInfo->m_dataCapacity - curCodewordCount;
+  if (rest == 2) {
+    buffer += (wchar_t)'\0';
+    while (buffer.GetLength() >= 3) {
+      writeNextTriplet(context, buffer);
+    }
+    if (context.hasMoreCharacters()) {
+      context.writeCodeword(CBC_HighLevelEncoder::C40_UNLATCH);
+    }
+  } else if (available == 1 && rest == 1) {
+    while (buffer.GetLength() >= 3) {
+      writeNextTriplet(context, buffer);
+    }
+    if (context.hasMoreCharacters()) {
+      context.writeCodeword(CBC_HighLevelEncoder::C40_UNLATCH);
+    }
+    context.m_pos--;
+  } else if (rest == 0) {
+    while (buffer.GetLength() >= 3) {
+      writeNextTriplet(context, buffer);
+    }
+    if (available > 0 || context.hasMoreCharacters()) {
+      context.writeCodeword(CBC_HighLevelEncoder::C40_UNLATCH);
+    }
+  } else {
+    e = BCExceptionIllegalStateUnexpectedCase;
+    return;
+  }
+  context.signalEncoderChange(ASCII_ENCODATION);
+}
+int32_t CBC_C40Encoder::encodeChar(wchar_t c, CFX_WideString& sb, int32_t& e) {
+  if (c == ' ') {
+    sb += (wchar_t)'\3';
+    return 1;
+  } else if ((c >= '0') && (c <= '9')) {
+    sb += (wchar_t)(c - 48 + 4);
+    return 1;
+  } else if ((c >= 'A') && (c <= 'Z')) {
+    sb += (wchar_t)(c - 65 + 14);
+    return 1;
+  } else if (c <= 0x1f) {
+    sb += (wchar_t)'\0';
+    sb += c;
+    return 2;
+  } else if ((c >= '!') && (c <= '/')) {
+    sb += (wchar_t)'\1';
+    sb += (wchar_t)(c - 33);
+    return 2;
+  } else if ((c >= ':') && (c <= '@')) {
+    sb += (wchar_t)'\1';
+    sb += (wchar_t)(c - 58 + 15);
+    return 2;
+  } else if ((c >= '[') && (c <= '_')) {
+    sb += (wchar_t)'\1';
+    sb += (wchar_t)(c - 91 + 22);
+    return 2;
+  } else if ((c >= 60) && (c <= 0x7f)) {
+    sb += (wchar_t)'\2';
+    sb += (wchar_t)(c - 96);
+    return 2;
+  } else if (c >= 80) {
+    sb += (wchar_t)'\1';
+    sb += (wchar_t)0x001e;
+    int32_t len = 2;
+    len += encodeChar((c - 128), sb, e);
+    if (e != BCExceptionNO)
+      return 0;
+    return len;
+  } else {
+    e = BCExceptionIllegalArgument;
+    return 0;
+  }
+}
+int32_t CBC_C40Encoder::backtrackOneCharacter(CBC_EncoderContext& context,
+                                              CFX_WideString& buffer,
+                                              CFX_WideString& removed,
+                                              int32_t lastCharSize,
+                                              int32_t& e) {
+  int32_t count = buffer.GetLength();
+  buffer.Delete(count - lastCharSize, count);
+  context.m_pos--;
+  wchar_t c = context.getCurrentChar();
+  lastCharSize = encodeChar(c, removed, e);
+  if (e != BCExceptionNO)
+    return -1;
+  context.resetSymbolInfo();
+  return lastCharSize;
+}
+CFX_WideString CBC_C40Encoder::encodeToCodewords(CFX_WideString sb,
+                                                 int32_t startPos) {
+  wchar_t c1 = sb.GetAt(startPos);
+  wchar_t c2 = sb.GetAt(startPos + 1);
+  wchar_t c3 = sb.GetAt(startPos + 2);
+  int32_t v = (1600 * c1) + (40 * c2) + c3 + 1;
+  wchar_t cw1 = (wchar_t)(v / 256);
+  wchar_t cw2 = (wchar_t)(v % 256);
+  CFX_WideString b1(cw1);
+  CFX_WideString b2(cw2);
+  return b1 + b2;
+}
diff --git a/fxbarcode/datamatrix/BC_C40Encoder.h b/fxbarcode/datamatrix/BC_C40Encoder.h
new file mode 100644
index 0000000..2174049
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_C40Encoder.h
@@ -0,0 +1,38 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_C40ENCODER_H_
+#define FXBARCODE_DATAMATRIX_BC_C40ENCODER_H_
+
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+
+class CBC_C40Encoder : public CBC_Encoder {
+ public:
+  CBC_C40Encoder();
+  ~CBC_C40Encoder() override;
+
+  // CBC_Encoder
+  int32_t getEncodingMode() override;
+  void Encode(CBC_EncoderContext& context, int32_t& e) override;
+
+  static void writeNextTriplet(CBC_EncoderContext& context,
+                               CFX_WideString& buffer);
+
+  virtual void handleEOD(CBC_EncoderContext& context,
+                         CFX_WideString& buffer,
+                         int32_t& e);
+  virtual int32_t encodeChar(wchar_t c, CFX_WideString& sb, int32_t& e);
+
+ private:
+  int32_t backtrackOneCharacter(CBC_EncoderContext& context,
+                                CFX_WideString& buffer,
+                                CFX_WideString& removed,
+                                int32_t lastCharSize,
+                                int32_t& e);
+  static CFX_WideString encodeToCodewords(CFX_WideString sb, int32_t startPos);
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_C40ENCODER_H_
diff --git a/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.cpp b/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.cpp
new file mode 100644
index 0000000..d0ccfc2
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.cpp
@@ -0,0 +1,40 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_DataMatrixSymbolInfo144::CBC_DataMatrixSymbolInfo144()
+    : CBC_SymbolInfo(false, 1558, 620, 22, 22, 36) {
+  m_rsBlockData = -1;
+  m_rsBlockError = 62;
+}
+CBC_DataMatrixSymbolInfo144::~CBC_DataMatrixSymbolInfo144() {}
+int32_t CBC_DataMatrixSymbolInfo144::getInterleavedBlockCount() {
+  return 10;
+}
+int32_t CBC_DataMatrixSymbolInfo144getDataLengthForInterleavedBlock(
+    int32_t index) {
+  return (index <= 8) ? 156 : 155;
+}
diff --git a/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h b/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h
new file mode 100644
index 0000000..18ef979
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h
@@ -0,0 +1,20 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_DATAMATRIXSYMBOLINFO144_H_
+#define FXBARCODE_DATAMATRIX_BC_DATAMATRIXSYMBOLINFO144_H_
+
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+
+class CBC_DataMatrixSymbolInfo144 : public CBC_SymbolInfo {
+ public:
+  CBC_DataMatrixSymbolInfo144();
+  ~CBC_DataMatrixSymbolInfo144() override;
+
+  int32_t getInterleavedBlockCount();
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_DATAMATRIXSYMBOLINFO144_H_
diff --git a/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp b/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp
new file mode 100644
index 0000000..3b1b964
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_DataMatrixWriter.cpp
@@ -0,0 +1,143 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/BC_TwoDimWriter.h"
+#include "fxbarcode/BC_UtilCodingConvert.h"
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/common/BC_CommonByteMatrix.h"
+#include "fxbarcode/datamatrix/BC_ASCIIEncoder.h"
+#include "fxbarcode/datamatrix/BC_Base256Encoder.h"
+#include "fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h"
+#include "fxbarcode/datamatrix/BC_DataMatrixWriter.h"
+#include "fxbarcode/datamatrix/BC_DefaultPlacement.h"
+#include "fxbarcode/datamatrix/BC_EdifactEncoder.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_ErrorCorrection.h"
+#include "fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "fxbarcode/datamatrix/BC_TextEncoder.h"
+#include "fxbarcode/datamatrix/BC_X12Encoder.h"
+
+CBC_DataMatrixWriter::CBC_DataMatrixWriter() {}
+CBC_DataMatrixWriter::~CBC_DataMatrixWriter() {}
+bool CBC_DataMatrixWriter::SetErrorCorrectionLevel(int32_t level) {
+  m_iCorrectLevel = level;
+  return true;
+}
+uint8_t* CBC_DataMatrixWriter::Encode(const CFX_WideString& contents,
+                                      int32_t& outWidth,
+                                      int32_t& outHeight,
+                                      int32_t& e) {
+  if (outWidth < 0 || outHeight < 0) {
+    e = BCExceptionHeightAndWidthMustBeAtLeast1;
+    return nullptr;
+  }
+  CBC_SymbolShapeHint::SymbolShapeHint shape =
+      CBC_SymbolShapeHint::FORCE_SQUARE;
+  CBC_Dimension* minSize = nullptr;
+  CBC_Dimension* maxSize = nullptr;
+  CFX_WideString ecLevel;
+  CFX_WideString encoded = CBC_HighLevelEncoder::encodeHighLevel(
+      contents, ecLevel, shape, minSize, maxSize, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  CBC_SymbolInfo* symbolInfo = CBC_SymbolInfo::lookup(
+      encoded.GetLength(), shape, minSize, maxSize, true, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  CFX_WideString codewords =
+      CBC_ErrorCorrection::encodeECC200(encoded, symbolInfo, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  CBC_DefaultPlacement* placement =
+      new CBC_DefaultPlacement(codewords, symbolInfo->getSymbolDataWidth(e),
+                               symbolInfo->getSymbolDataHeight(e));
+  if (e != BCExceptionNO)
+    return nullptr;
+  placement->place();
+  CBC_CommonByteMatrix* bytematrix = encodeLowLevel(placement, symbolInfo, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  outWidth = bytematrix->GetWidth();
+  outHeight = bytematrix->GetHeight();
+  uint8_t* result = FX_Alloc2D(uint8_t, outWidth, outHeight);
+  FXSYS_memcpy(result, bytematrix->GetArray(), outWidth * outHeight);
+  delete bytematrix;
+  delete placement;
+  return result;
+}
+CBC_CommonByteMatrix* CBC_DataMatrixWriter::encodeLowLevel(
+    CBC_DefaultPlacement* placement,
+    CBC_SymbolInfo* symbolInfo,
+    int32_t& e) {
+  int32_t symbolWidth = symbolInfo->getSymbolDataWidth(e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  int32_t symbolHeight = symbolInfo->getSymbolDataHeight(e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  CBC_CommonByteMatrix* matrix = new CBC_CommonByteMatrix(
+      symbolInfo->getSymbolWidth(e), symbolInfo->getSymbolHeight(e));
+  if (e != BCExceptionNO)
+    return nullptr;
+  matrix->Init();
+  int32_t matrixY = 0;
+  for (int32_t y = 0; y < symbolHeight; y++) {
+    int32_t matrixX;
+    if ((y % symbolInfo->m_matrixHeight) == 0) {
+      matrixX = 0;
+      for (int32_t x = 0; x < symbolInfo->getSymbolWidth(e); x++) {
+        matrix->Set(matrixX, matrixY, (x % 2) == 0);
+        matrixX++;
+      }
+      matrixY++;
+    }
+    matrixX = 0;
+    for (int32_t x = 0; x < symbolWidth; x++) {
+      if ((x % symbolInfo->m_matrixWidth) == 0) {
+        matrix->Set(matrixX, matrixY, true);
+        matrixX++;
+      }
+      matrix->Set(matrixX, matrixY, placement->getBit(x, y));
+      matrixX++;
+      if ((x % symbolInfo->m_matrixWidth) == symbolInfo->m_matrixWidth - 1) {
+        matrix->Set(matrixX, matrixY, (y % 2) == 0);
+        matrixX++;
+      }
+    }
+    matrixY++;
+    if ((y % symbolInfo->m_matrixHeight) == symbolInfo->m_matrixHeight - 1) {
+      matrixX = 0;
+      for (int32_t x = 0; x < symbolInfo->getSymbolWidth(e); x++) {
+        matrix->Set(matrixX, matrixY, true);
+        matrixX++;
+      }
+      matrixY++;
+    }
+  }
+  return matrix;
+}
diff --git a/fxbarcode/datamatrix/BC_DataMatrixWriter.h b/fxbarcode/datamatrix/BC_DataMatrixWriter.h
new file mode 100644
index 0000000..cf5f6e4
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_DataMatrixWriter.h
@@ -0,0 +1,36 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_DATAMATRIXWRITER_H_
+#define FXBARCODE_DATAMATRIX_BC_DATAMATRIXWRITER_H_
+
+#include "fxbarcode/BC_TwoDimWriter.h"
+
+class CBC_CommonByteMatrix;
+class CBC_DefaultPlacement;
+class CBC_SymbolInfo;
+
+class CBC_DataMatrixWriter : public CBC_TwoDimWriter {
+ public:
+  CBC_DataMatrixWriter();
+  ~CBC_DataMatrixWriter() override;
+
+  virtual uint8_t* Encode(const CFX_WideString& contents,
+                          int32_t& outWidth,
+                          int32_t& outHeight,
+                          int32_t& e);
+
+  // CBC_TwoDimWriter
+  bool SetErrorCorrectionLevel(int32_t level) override;
+
+ private:
+  static CBC_CommonByteMatrix* encodeLowLevel(CBC_DefaultPlacement* placement,
+                                              CBC_SymbolInfo* symbolInfo,
+                                              int32_t& e);
+  int32_t m_iCorrectLevel;
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_DATAMATRIXWRITER_H_
diff --git a/fxbarcode/datamatrix/BC_DefaultPlacement.cpp b/fxbarcode/datamatrix/BC_DefaultPlacement.cpp
new file mode 100644
index 0000000..405b4f7
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_DefaultPlacement.cpp
@@ -0,0 +1,163 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/datamatrix/BC_DefaultPlacement.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+
+CBC_DefaultPlacement::CBC_DefaultPlacement(CFX_WideString codewords,
+                                           int32_t numcols,
+                                           int32_t numrows) {
+  m_codewords = codewords;
+  m_numcols = numcols;
+  m_numrows = numrows;
+  m_bits.resize(numcols * numrows);
+  for (int32_t i = 0; i < numcols * numrows; i++) {
+    m_bits[i] = (uint8_t)2;
+  }
+}
+CBC_DefaultPlacement::~CBC_DefaultPlacement() {}
+
+int32_t CBC_DefaultPlacement::getNumrows() {
+  return m_numrows;
+}
+int32_t CBC_DefaultPlacement::getNumcols() {
+  return m_numcols;
+}
+std::vector<uint8_t>& CBC_DefaultPlacement::getBits() {
+  return m_bits;
+}
+bool CBC_DefaultPlacement::getBit(int32_t col, int32_t row) {
+  return m_bits[row * m_numcols + col] == 1;
+}
+void CBC_DefaultPlacement::setBit(int32_t col, int32_t row, bool bit) {
+  m_bits[row * m_numcols + col] = bit ? (uint8_t)1 : (uint8_t)0;
+}
+bool CBC_DefaultPlacement::hasBit(int32_t col, int32_t row) {
+  return m_bits[row * m_numcols + col] != 2;
+}
+void CBC_DefaultPlacement::place() {
+  int32_t pos = 0;
+  int32_t row = 4;
+  int32_t col = 0;
+  do {
+    if ((row == m_numrows) && (col == 0)) {
+      corner1(pos++);
+    }
+    if ((row == m_numrows - 2) && (col == 0) && ((m_numcols % 4) != 0)) {
+      corner2(pos++);
+    }
+    if ((row == m_numrows - 2) && (col == 0) && (m_numcols % 8 == 4)) {
+      corner3(pos++);
+    }
+    if ((row == m_numrows + 4) && (col == 2) && ((m_numcols % 8) == 0)) {
+      corner4(pos++);
+    }
+    do {
+      if ((row < m_numrows) && (col >= 0) && !hasBit(col, row)) {
+        utah(row, col, pos++);
+      }
+      row -= 2;
+      col += 2;
+    } while (row >= 0 && (col < m_numcols));
+    row++;
+    col += 3;
+    do {
+      if ((row >= 0) && (col < m_numcols) && !hasBit(col, row)) {
+        utah(row, col, pos++);
+      }
+      row += 2;
+      col -= 2;
+    } while ((row < m_numrows) && (col >= 0));
+    row += 3;
+    col++;
+  } while ((row < m_numrows) || (col < m_numcols));
+  if (!hasBit(m_numcols - 1, m_numrows - 1)) {
+    setBit(m_numcols - 1, m_numrows - 1, true);
+    setBit(m_numcols - 2, m_numrows - 2, true);
+  }
+}
+void CBC_DefaultPlacement::module(int32_t row,
+                                  int32_t col,
+                                  int32_t pos,
+                                  int32_t bit) {
+  if (row < 0) {
+    row += m_numrows;
+    col += 4 - ((m_numrows + 4) % 8);
+  }
+  if (col < 0) {
+    col += m_numcols;
+    row += 4 - ((m_numcols + 4) % 8);
+  }
+  int32_t v = m_codewords.GetAt(pos);
+  v &= 1 << (8 - bit);
+  setBit(col, row, v != 0);
+}
+void CBC_DefaultPlacement::utah(int32_t row, int32_t col, int32_t pos) {
+  module(row - 2, col - 2, pos, 1);
+  module(row - 2, col - 1, pos, 2);
+  module(row - 1, col - 2, pos, 3);
+  module(row - 1, col - 1, pos, 4);
+  module(row - 1, col, pos, 5);
+  module(row, col - 2, pos, 6);
+  module(row, col - 1, pos, 7);
+  module(row, col, pos, 8);
+}
+void CBC_DefaultPlacement::corner1(int32_t pos) {
+  module(m_numrows - 1, 0, pos, 1);
+  module(m_numrows - 1, 1, pos, 2);
+  module(m_numrows - 1, 2, pos, 3);
+  module(0, m_numcols - 2, pos, 4);
+  module(0, m_numcols - 1, pos, 5);
+  module(1, m_numcols - 1, pos, 6);
+  module(2, m_numcols - 1, pos, 7);
+  module(3, m_numcols - 1, pos, 8);
+}
+void CBC_DefaultPlacement::corner2(int32_t pos) {
+  module(m_numrows - 3, 0, pos, 1);
+  module(m_numrows - 2, 0, pos, 2);
+  module(m_numrows - 1, 0, pos, 3);
+  module(0, m_numcols - 4, pos, 4);
+  module(0, m_numcols - 3, pos, 5);
+  module(0, m_numcols - 2, pos, 6);
+  module(0, m_numcols - 1, pos, 7);
+  module(1, m_numcols - 1, pos, 8);
+}
+void CBC_DefaultPlacement::corner3(int32_t pos) {
+  module(m_numrows - 3, 0, pos, 1);
+  module(m_numrows - 2, 0, pos, 2);
+  module(m_numrows - 1, 0, pos, 3);
+  module(0, m_numcols - 2, pos, 4);
+  module(0, m_numcols - 1, pos, 5);
+  module(1, m_numcols - 1, pos, 6);
+  module(2, m_numcols - 1, pos, 7);
+  module(3, m_numcols - 1, pos, 8);
+}
+void CBC_DefaultPlacement::corner4(int32_t pos) {
+  module(m_numrows - 1, 0, pos, 1);
+  module(m_numrows - 1, m_numcols - 1, pos, 2);
+  module(0, m_numcols - 3, pos, 3);
+  module(0, m_numcols - 2, pos, 4);
+  module(0, m_numcols - 1, pos, 5);
+  module(1, m_numcols - 3, pos, 6);
+  module(1, m_numcols - 2, pos, 7);
+  module(1, m_numcols - 1, pos, 8);
+}
diff --git a/fxbarcode/datamatrix/BC_DefaultPlacement.h b/fxbarcode/datamatrix/BC_DefaultPlacement.h
new file mode 100644
index 0000000..5036b12
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_DefaultPlacement.h
@@ -0,0 +1,42 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_DEFAULTPLACEMENT_H_
+#define FXBARCODE_DATAMATRIX_BC_DEFAULTPLACEMENT_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CBC_DefaultPlacement {
+ public:
+  CBC_DefaultPlacement(CFX_WideString codewords,
+                       int32_t numcols,
+                       int32_t numrows);
+  virtual ~CBC_DefaultPlacement();
+
+  int32_t getNumrows();
+  int32_t getNumcols();
+  std::vector<uint8_t>& getBits();
+  bool getBit(int32_t col, int32_t row);
+  void setBit(int32_t col, int32_t row, bool bit);
+  bool hasBit(int32_t col, int32_t row);
+  void place();
+
+ private:
+  CFX_WideString m_codewords;
+  int32_t m_numrows;
+  int32_t m_numcols;
+  std::vector<uint8_t> m_bits;
+  void module(int32_t row, int32_t col, int32_t pos, int32_t bit);
+  void utah(int32_t row, int32_t col, int32_t pos);
+  void corner1(int32_t pos);
+  void corner2(int32_t pos);
+  void corner3(int32_t pos);
+  void corner4(int32_t pos);
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_DEFAULTPLACEMENT_H_
diff --git a/fxbarcode/datamatrix/BC_EdifactEncoder.cpp b/fxbarcode/datamatrix/BC_EdifactEncoder.cpp
new file mode 100644
index 0000000..61eea93
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_EdifactEncoder.cpp
@@ -0,0 +1,152 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/datamatrix/BC_EdifactEncoder.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_EdifactEncoder::CBC_EdifactEncoder() {}
+CBC_EdifactEncoder::~CBC_EdifactEncoder() {}
+int32_t CBC_EdifactEncoder::getEncodingMode() {
+  return EDIFACT_ENCODATION;
+}
+void CBC_EdifactEncoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  CFX_WideString buffer;
+  while (context.hasMoreCharacters()) {
+    wchar_t c = context.getCurrentChar();
+    encodeChar(c, buffer, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    context.m_pos++;
+    int32_t count = buffer.GetLength();
+    if (count >= 4) {
+      context.writeCodewords(encodeToCodewords(buffer, 0, e));
+      if (e != BCExceptionNO) {
+        return;
+      }
+      buffer.Delete(0, 4);
+      int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+          context.m_msg, context.m_pos, getEncodingMode());
+      if (newMode != getEncodingMode()) {
+        context.signalEncoderChange(ASCII_ENCODATION);
+        break;
+      }
+    }
+  }
+  buffer += (wchar_t)31;
+  handleEOD(context, buffer, e);
+}
+void CBC_EdifactEncoder::handleEOD(CBC_EncoderContext& context,
+                                   CFX_WideString buffer,
+                                   int32_t& e) {
+  int32_t count = buffer.GetLength();
+  if (count == 0) {
+    return;
+  }
+  if (count == 1) {
+    context.updateSymbolInfo(e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t available =
+        context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
+    int32_t remaining = context.getRemainingCharacters();
+    if (remaining == 0 && available <= 2) {
+      return;
+    }
+  }
+  if (count > 4) {
+    e = BCExceptionIllegalStateCountMustNotExceed4;
+    return;
+  }
+  int32_t restChars = count - 1;
+  CFX_WideString encoded = encodeToCodewords(buffer, 0, e);
+  if (e != BCExceptionNO) {
+    return;
+  }
+  bool endOfSymbolReached = !context.hasMoreCharacters();
+  bool restInAscii = endOfSymbolReached && restChars <= 2;
+  if (restChars <= 2) {
+    context.updateSymbolInfo(context.getCodewordCount() + restChars, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t available =
+        context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
+    if (available >= 3) {
+      restInAscii = false;
+      context.updateSymbolInfo(context.getCodewordCount() + encoded.GetLength(),
+                               e);
+      if (e != BCExceptionNO) {
+        return;
+      }
+    }
+  }
+  if (restInAscii) {
+    context.resetSymbolInfo();
+    context.m_pos -= restChars;
+  } else {
+    context.writeCodewords(encoded);
+  }
+  context.signalEncoderChange(ASCII_ENCODATION);
+}
+void CBC_EdifactEncoder::encodeChar(wchar_t c, CFX_WideString& sb, int32_t& e) {
+  if (c >= ' ' && c <= '?') {
+    sb += c;
+  } else if (c >= '@' && c <= '^') {
+    sb += (wchar_t)(c - 64);
+  } else {
+    CBC_HighLevelEncoder::illegalCharacter(c, e);
+  }
+}
+CFX_WideString CBC_EdifactEncoder::encodeToCodewords(CFX_WideString sb,
+                                                     int32_t startPos,
+                                                     int32_t& e) {
+  int32_t len = sb.GetLength() - startPos;
+  if (len == 0) {
+    e = BCExceptionNoContents;
+    return CFX_WideString();
+  }
+  wchar_t c1 = sb.GetAt(startPos);
+  wchar_t c2 = len >= 2 ? sb.GetAt(startPos + 1) : 0;
+  wchar_t c3 = len >= 3 ? sb.GetAt(startPos + 2) : 0;
+  wchar_t c4 = len >= 4 ? sb.GetAt(startPos + 3) : 0;
+  int32_t v = (c1 << 18) + (c2 << 12) + (c3 << 6) + c4;
+  wchar_t cw1 = (wchar_t)((v >> 16) & 255);
+  wchar_t cw2 = (wchar_t)((v >> 8) & 255);
+  wchar_t cw3 = (wchar_t)(v & 255);
+  CFX_WideString res;
+  res += cw1;
+  if (len >= 2) {
+    res += cw2;
+  }
+  if (len >= 3) {
+    res += cw3;
+  }
+  return res;
+}
diff --git a/fxbarcode/datamatrix/BC_EdifactEncoder.h b/fxbarcode/datamatrix/BC_EdifactEncoder.h
new file mode 100644
index 0000000..6fe0934
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_EdifactEncoder.h
@@ -0,0 +1,31 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_EDIFACTENCODER_H_
+#define FXBARCODE_DATAMATRIX_BC_EDIFACTENCODER_H_
+
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+
+class CBC_EdifactEncoder : public CBC_Encoder {
+ public:
+  CBC_EdifactEncoder();
+  ~CBC_EdifactEncoder() override;
+
+  // CBC_Encoder
+  int32_t getEncodingMode() override;
+  void Encode(CBC_EncoderContext& context, int32_t& e) override;
+
+ private:
+  static void handleEOD(CBC_EncoderContext& context,
+                        CFX_WideString buffer,
+                        int32_t& e);
+  static void encodeChar(wchar_t c, CFX_WideString& sb, int32_t& e);
+  static CFX_WideString encodeToCodewords(CFX_WideString sb,
+                                          int32_t startPos,
+                                          int32_t& e);
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_EDIFACTENCODER_H_
diff --git a/fxbarcode/datamatrix/BC_Encoder.cpp b/fxbarcode/datamatrix/BC_Encoder.cpp
new file mode 100644
index 0000000..9403904
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_Encoder.cpp
@@ -0,0 +1,10 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+
+CBC_Encoder::CBC_Encoder() {}
+CBC_Encoder::~CBC_Encoder() {}
diff --git a/fxbarcode/datamatrix/BC_Encoder.h b/fxbarcode/datamatrix/BC_Encoder.h
new file mode 100644
index 0000000..40d491c
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_Encoder.h
@@ -0,0 +1,23 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_ENCODER_H_
+#define FXBARCODE_DATAMATRIX_BC_ENCODER_H_
+
+#include "fxbarcode/utils.h"
+
+class CBC_EncoderContext;
+
+class CBC_Encoder {
+ public:
+  CBC_Encoder();
+  virtual ~CBC_Encoder();
+
+  virtual int32_t getEncodingMode() = 0;
+  virtual void Encode(CBC_EncoderContext& context, int32_t& e) = 0;
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_ENCODER_H_
diff --git a/fxbarcode/datamatrix/BC_EncoderContext.cpp b/fxbarcode/datamatrix/BC_EncoderContext.cpp
new file mode 100644
index 0000000..8fe5bf5
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_EncoderContext.cpp
@@ -0,0 +1,112 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/BC_UtilCodingConvert.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_EncoderContext::CBC_EncoderContext(const CFX_WideString msg,
+                                       CFX_WideString ecLevel,
+                                       int32_t& e) {
+  CFX_ByteString dststr;
+  CBC_UtilCodingConvert::UnicodeToUTF8(msg, dststr);
+  CFX_WideString sb;
+  int32_t c = dststr.GetLength();
+  for (int32_t i = 0; i < c; i++) {
+    wchar_t ch = (wchar_t)(dststr.GetAt(i) & 0xff);
+    if (ch == '?' && dststr.GetAt(i) != '?') {
+      e = BCExceptionCharactersOutsideISO88591Encoding;
+    }
+    sb += ch;
+  }
+  m_msg = sb;
+  m_shape = FORCE_NONE;
+  m_newEncoding = -1;
+  m_pos = 0;
+  m_symbolInfo = nullptr;
+  m_skipAtEnd = 0;
+  m_maxSize = nullptr;
+  m_minSize = nullptr;
+}
+CBC_EncoderContext::~CBC_EncoderContext() {}
+void CBC_EncoderContext::setSymbolShape(SymbolShapeHint shape) {
+  m_shape = shape;
+}
+void CBC_EncoderContext::setSizeConstraints(CBC_Dimension* minSize,
+                                            CBC_Dimension* maxSize) {
+  m_maxSize = maxSize;
+  m_minSize = minSize;
+}
+CFX_WideString CBC_EncoderContext::getMessage() {
+  return m_msg;
+}
+void CBC_EncoderContext::setSkipAtEnd(int32_t count) {
+  m_skipAtEnd = count;
+}
+wchar_t CBC_EncoderContext::getCurrentChar() {
+  return m_msg.GetAt(m_pos);
+}
+wchar_t CBC_EncoderContext::getCurrent() {
+  return m_msg.GetAt(m_pos);
+}
+void CBC_EncoderContext::writeCodewords(CFX_WideString codewords) {
+  m_codewords += codewords;
+}
+void CBC_EncoderContext::writeCodeword(wchar_t codeword) {
+  m_codewords += codeword;
+}
+int32_t CBC_EncoderContext::getCodewordCount() {
+  return m_codewords.GetLength();
+}
+void CBC_EncoderContext::signalEncoderChange(int32_t encoding) {
+  m_newEncoding = encoding;
+}
+void CBC_EncoderContext::resetEncoderSignal() {
+  m_newEncoding = -1;
+}
+bool CBC_EncoderContext::hasMoreCharacters() {
+  return m_pos < getTotalMessageCharCount();
+}
+int32_t CBC_EncoderContext::getRemainingCharacters() {
+  return getTotalMessageCharCount() - m_pos;
+}
+void CBC_EncoderContext::updateSymbolInfo(int32_t& e) {
+  updateSymbolInfo(getCodewordCount(), e);
+}
+void CBC_EncoderContext::updateSymbolInfo(int32_t len, int32_t& e) {
+  if (!m_symbolInfo || len > m_symbolInfo->m_dataCapacity) {
+    m_symbolInfo =
+        CBC_SymbolInfo::lookup(len, m_shape, m_minSize, m_maxSize, true, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+}
+void CBC_EncoderContext::resetSymbolInfo() {
+  m_shape = FORCE_NONE;
+}
+int32_t CBC_EncoderContext::getTotalMessageCharCount() {
+  return m_msg.GetLength() - m_skipAtEnd;
+}
diff --git a/fxbarcode/datamatrix/BC_EncoderContext.h b/fxbarcode/datamatrix/BC_EncoderContext.h
new file mode 100644
index 0000000..6be8241
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_EncoderContext.h
@@ -0,0 +1,56 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_ENCODERCONTEXT_H_
+#define FXBARCODE_DATAMATRIX_BC_ENCODERCONTEXT_H_
+
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+class CBC_SymbolInfo;
+class CBC_Dimension;
+
+class CBC_EncoderContext : public CBC_SymbolShapeHint {
+ public:
+  CBC_EncoderContext(const CFX_WideString msg,
+                     CFX_WideString ecLevel,
+                     int32_t& e);
+  ~CBC_EncoderContext() override;
+
+  void setSymbolShape(SymbolShapeHint shape);
+  void setSizeConstraints(CBC_Dimension* minSize, CBC_Dimension* maxSize);
+  CFX_WideString getMessage();
+  void setSkipAtEnd(int32_t count);
+  wchar_t getCurrentChar();
+  wchar_t getCurrent();
+  void writeCodewords(CFX_WideString codewords);
+  void writeCodeword(wchar_t codeword);
+  int32_t getCodewordCount();
+  void signalEncoderChange(int32_t encoding);
+  void resetEncoderSignal();
+  bool hasMoreCharacters();
+  int32_t getRemainingCharacters();
+  void updateSymbolInfo(int32_t& e);
+  void updateSymbolInfo(int32_t len, int32_t& e);
+  void resetSymbolInfo();
+
+ public:
+  CFX_WideString m_msg;
+  CFX_WideString m_codewords;
+  int32_t m_pos;
+  int32_t m_newEncoding;
+  CBC_SymbolInfo* m_symbolInfo;
+
+ private:
+  int32_t getTotalMessageCharCount();
+
+ private:
+  SymbolShapeHint m_shape;
+  CBC_Dimension* m_minSize;
+  CBC_Dimension* m_maxSize;
+  int32_t m_skipAtEnd;
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_ENCODERCONTEXT_H_
diff --git a/fxbarcode/datamatrix/BC_ErrorCorrection.cpp b/fxbarcode/datamatrix/BC_ErrorCorrection.cpp
new file mode 100644
index 0000000..72ce8fc
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_ErrorCorrection.cpp
@@ -0,0 +1,209 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <vector>
+
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_ErrorCorrection.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+namespace {
+
+const uint8_t FACTOR_SETS[] = {5,  7,  10, 11, 12, 14, 18, 20,
+                               24, 28, 36, 42, 48, 56, 62, 68};
+
+const uint8_t FACTORS_0[5] = {228, 48, 15, 111, 62};
+const uint8_t FACTORS_1[7] = {23, 68, 144, 134, 240, 92, 254};
+const uint8_t FACTORS_2[10] = {28, 24, 185, 166, 223, 248, 116, 255, 110, 61};
+const uint8_t FACTORS_3[11] = {175, 138, 205, 12, 194, 168,
+                               39,  245, 60,  97, 120};
+
+const uint8_t FACTORS_4[12] = {41,  153, 158, 91,  61,  42,
+                               142, 213, 97,  178, 100, 242};
+
+const uint8_t FACTORS_5[14] = {156, 97,  192, 252, 95,  9,  157,
+                               119, 138, 45,  18,  186, 83, 185};
+
+const uint8_t FACTORS_6[18] = {83,  195, 100, 39, 188, 75,  66, 61, 241,
+                               213, 109, 129, 94, 254, 225, 48, 90, 188};
+
+const uint8_t FACTORS_7[20] = {15,  195, 244, 9,  233, 71, 168, 2,   188, 160,
+                               153, 145, 253, 79, 108, 82, 27,  174, 186, 172};
+
+const uint8_t FACTORS_8[24] = {52,  190, 88,  205, 109, 39, 176, 21,
+                               155, 197, 251, 223, 155, 21, 5,   172,
+                               254, 124, 12,  181, 184, 96, 50,  193};
+
+const uint8_t FACTORS_9[28] = {211, 231, 43,  97,  71,  96,  103, 174, 37,  151,
+                               170, 53,  75,  34,  249, 121, 17,  138, 110, 213,
+                               141, 136, 120, 151, 233, 168, 93,  255};
+
+const uint8_t FACTORS_10[36] = {245, 127, 242, 218, 130, 250, 162, 181, 102,
+                                120, 84,  179, 220, 251, 80,  182, 229, 18,
+                                2,   4,   68,  33,  101, 137, 95,  119, 115,
+                                44,  175, 184, 59,  25,  225, 98,  81,  112};
+
+const uint8_t FACTORS_11[42] = {
+    77,  193, 137, 31,  19,  38,  22,  153, 247, 105, 122, 2,   245, 133,
+    242, 8,   175, 95,  100, 9,   167, 105, 214, 111, 57,  121, 21,  1,
+    253, 57,  54,  101, 248, 202, 69,  50,  150, 177, 226, 5,   9,   5};
+
+const uint8_t FACTORS_12[48] = {
+    245, 132, 172, 223, 96,  32,  117, 22,  238, 133, 238, 231,
+    205, 188, 237, 87,  191, 106, 16,  147, 118, 23,  37,  90,
+    170, 205, 131, 88,  120, 100, 66,  138, 186, 240, 82,  44,
+    176, 87,  187, 147, 160, 175, 69,  213, 92,  253, 225, 19};
+
+const uint8_t FACTORS_13[56] = {
+    175, 9,   223, 238, 12,  17,  220, 208, 100, 29,  175, 170, 230, 192,
+    215, 235, 150, 159, 36,  223, 38,  200, 132, 54,  228, 146, 218, 234,
+    117, 203, 29,  232, 144, 238, 22,  150, 201, 117, 62,  207, 164, 13,
+    137, 245, 127, 67,  247, 28,  155, 43,  203, 107, 233, 53,  143, 46};
+
+const uint8_t FACTORS_14[62] = {
+    242, 93,  169, 50,  144, 210, 39,  118, 202, 188, 201, 189, 143,
+    108, 196, 37,  185, 112, 134, 230, 245, 63,  197, 190, 250, 106,
+    185, 221, 175, 64,  114, 71,  161, 44,  147, 6,   27,  218, 51,
+    63,  87,  10,  40,  130, 188, 17,  163, 31,  176, 170, 4,   107,
+    232, 7,   94,  166, 224, 124, 86,  47,  11,  204};
+
+const uint8_t FACTORS_15[68] = {
+    220, 228, 173, 89,  251, 149, 159, 56,  89,  33,  147, 244, 154, 36,
+    73,  127, 213, 136, 248, 180, 234, 197, 158, 177, 68,  122, 93,  213,
+    15,  160, 227, 236, 66,  139, 153, 185, 202, 167, 179, 25,  220, 232,
+    96,  210, 231, 136, 223, 239, 181, 241, 59,  52,  172, 25,  49,  232,
+    211, 189, 64,  54,  108, 153, 132, 63,  96,  103, 82,  186};
+
+const uint8_t* const FACTORS[16] = {
+    FACTORS_0,  FACTORS_1,  FACTORS_2,  FACTORS_3, FACTORS_4,  FACTORS_5,
+    FACTORS_6,  FACTORS_7,  FACTORS_8,  FACTORS_9, FACTORS_10, FACTORS_11,
+    FACTORS_12, FACTORS_13, FACTORS_14, FACTORS_15};
+
+}  // namespace
+
+int32_t CBC_ErrorCorrection::MODULO_VALUE = 0x12D;
+int32_t CBC_ErrorCorrection::LOG[256] = {0};
+int32_t CBC_ErrorCorrection::ALOG[256] = {0};
+void CBC_ErrorCorrection::Initialize() {
+  int32_t p = 1;
+  for (int32_t i = 0; i < 255; i++) {
+    ALOG[i] = p;
+    LOG[p] = i;
+    p <<= 1;
+    if (p >= 256) {
+      p ^= MODULO_VALUE;
+    }
+  }
+}
+void CBC_ErrorCorrection::Finalize() {}
+CBC_ErrorCorrection::CBC_ErrorCorrection() {}
+CBC_ErrorCorrection::~CBC_ErrorCorrection() {}
+CFX_WideString CBC_ErrorCorrection::encodeECC200(CFX_WideString codewords,
+                                                 CBC_SymbolInfo* symbolInfo,
+                                                 int32_t& e) {
+  if (codewords.GetLength() != symbolInfo->m_dataCapacity) {
+    e = BCExceptionIllegalArgument;
+    return CFX_WideString();
+  }
+  CFX_WideString sb;
+  sb += codewords;
+  int32_t blockCount = symbolInfo->getInterleavedBlockCount();
+  if (blockCount == 1) {
+    CFX_WideString ecc =
+        createECCBlock(codewords, symbolInfo->m_errorCodewords, e);
+    if (e != BCExceptionNO)
+      return CFX_WideString();
+    sb += ecc;
+  } else {
+    std::vector<int32_t> dataSizes(blockCount);
+    std::vector<int32_t> errorSizes(blockCount);
+    std::vector<int32_t> startPos(blockCount);
+    for (int32_t i = 0; i < blockCount; i++) {
+      dataSizes[i] = symbolInfo->getDataLengthForInterleavedBlock(i + 1);
+      errorSizes[i] = symbolInfo->getErrorLengthForInterleavedBlock(i + 1);
+      startPos[i] = 0;
+      if (i > 0) {
+        startPos[i] = startPos[i - 1] + dataSizes[i];
+      }
+    }
+    for (int32_t block = 0; block < blockCount; block++) {
+      CFX_WideString temp;
+      for (int32_t d = block; d < symbolInfo->m_dataCapacity; d += blockCount) {
+        temp += (wchar_t)codewords.GetAt(d);
+      }
+      CFX_WideString ecc = createECCBlock(temp, errorSizes[block], e);
+      if (e != BCExceptionNO)
+        return CFX_WideString();
+      int32_t pos = 0;
+      for (int32_t l = block; l < errorSizes[block] * blockCount;
+           l += blockCount) {
+        sb.SetAt(symbolInfo->m_dataCapacity + l, ecc.GetAt(pos++));
+      }
+    }
+  }
+  return sb;
+}
+CFX_WideString CBC_ErrorCorrection::createECCBlock(CFX_WideString codewords,
+                                                   int32_t numECWords,
+                                                   int32_t& e) {
+  return createECCBlock(codewords, 0, codewords.GetLength(), numECWords, e);
+}
+CFX_WideString CBC_ErrorCorrection::createECCBlock(CFX_WideString codewords,
+                                                   int32_t start,
+                                                   int32_t len,
+                                                   int32_t numECWords,
+                                                   int32_t& e) {
+  static const size_t kFactorTableNum = sizeof(FACTOR_SETS) / sizeof(int32_t);
+  size_t table = 0;
+  while (table < kFactorTableNum && FACTOR_SETS[table] != numECWords)
+    table++;
+
+  if (table >= kFactorTableNum) {
+    e = BCExceptionIllegalArgument;
+    return CFX_WideString();
+  }
+  uint16_t* ecc = FX_Alloc(uint16_t, numECWords);
+  FXSYS_memset(ecc, 0, numECWords * sizeof(uint16_t));
+  for (int32_t l = start; l < start + len; l++) {
+    uint16_t m = ecc[numECWords - 1] ^ codewords.GetAt(l);
+    for (int32_t k = numECWords - 1; k > 0; k--) {
+      if (m != 0 && FACTORS[table][k] != 0) {
+        ecc[k] = (uint16_t)(ecc[k - 1] ^
+                            ALOG[(LOG[m] + LOG[FACTORS[table][k]]) % 255]);
+      } else {
+        ecc[k] = ecc[k - 1];
+      }
+    }
+    if (m != 0 && FACTORS[table][0] != 0) {
+      ecc[0] = (uint16_t)ALOG[(LOG[m] + LOG[FACTORS[table][0]]) % 255];
+    } else {
+      ecc[0] = 0;
+    }
+  }
+  CFX_WideString strecc;
+  for (int32_t j = 0; j < numECWords; j++) {
+    strecc += (wchar_t)ecc[numECWords - j - 1];
+  }
+  FX_Free(ecc);
+  return strecc;
+}
diff --git a/fxbarcode/datamatrix/BC_ErrorCorrection.h b/fxbarcode/datamatrix/BC_ErrorCorrection.h
new file mode 100644
index 0000000..f09763d
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_ErrorCorrection.h
@@ -0,0 +1,39 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_ERRORCORRECTION_H_
+#define FXBARCODE_DATAMATRIX_BC_ERRORCORRECTION_H_
+
+class CBC_SymbolInfo;
+
+class CBC_ErrorCorrection {
+ public:
+  CBC_ErrorCorrection();
+  virtual ~CBC_ErrorCorrection();
+
+  static void Initialize();
+  static void Finalize();
+  static CFX_WideString encodeECC200(CFX_WideString codewords,
+                                     CBC_SymbolInfo* symbolInfo,
+                                     int32_t& e);
+
+ private:
+  static int32_t MODULO_VALUE;
+  static int32_t LOG[256];
+  static int32_t ALOG[256];
+
+ private:
+  static CFX_WideString createECCBlock(CFX_WideString codewords,
+                                       int32_t numECWords,
+                                       int32_t& e);
+  static CFX_WideString createECCBlock(CFX_WideString codewords,
+                                       int32_t start,
+                                       int32_t len,
+                                       int32_t numECWords,
+                                       int32_t& e);
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_ERRORCORRECTION_H_
diff --git a/fxbarcode/datamatrix/BC_HighLevelEncoder.cpp b/fxbarcode/datamatrix/BC_HighLevelEncoder.cpp
new file mode 100644
index 0000000..e2d483c
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_HighLevelEncoder.cpp
@@ -0,0 +1,360 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <limits>
+#include <memory>
+#include <vector>
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/BC_UtilCodingConvert.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/datamatrix/BC_ASCIIEncoder.h"
+#include "fxbarcode/datamatrix/BC_Base256Encoder.h"
+#include "fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "fxbarcode/datamatrix/BC_EdifactEncoder.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "fxbarcode/datamatrix/BC_TextEncoder.h"
+#include "fxbarcode/datamatrix/BC_X12Encoder.h"
+#include "fxbarcode/utils.h"
+
+wchar_t CBC_HighLevelEncoder::LATCH_TO_C40 = 230;
+wchar_t CBC_HighLevelEncoder::LATCH_TO_BASE256 = 231;
+wchar_t CBC_HighLevelEncoder::UPPER_SHIFT = 235;
+wchar_t CBC_HighLevelEncoder::LATCH_TO_ANSIX12 = 238;
+wchar_t CBC_HighLevelEncoder::LATCH_TO_TEXT = 239;
+wchar_t CBC_HighLevelEncoder::LATCH_TO_EDIFACT = 240;
+wchar_t CBC_HighLevelEncoder::C40_UNLATCH = 254;
+wchar_t CBC_HighLevelEncoder::X12_UNLATCH = 254;
+wchar_t CBC_HighLevelEncoder::PAD = 129;
+wchar_t CBC_HighLevelEncoder::MACRO_05 = 236;
+wchar_t CBC_HighLevelEncoder::MACRO_06 = 237;
+const wchar_t* CBC_HighLevelEncoder::MACRO_05_HEADER = L"[)>05";
+const wchar_t* CBC_HighLevelEncoder::MACRO_06_HEADER = L"[)>06";
+const wchar_t CBC_HighLevelEncoder::MACRO_TRAILER = 0x0004;
+
+CBC_HighLevelEncoder::CBC_HighLevelEncoder() {}
+CBC_HighLevelEncoder::~CBC_HighLevelEncoder() {}
+
+std::vector<uint8_t>& CBC_HighLevelEncoder::getBytesForMessage(
+    CFX_WideString msg) {
+  CFX_ByteString bytestr;
+  CBC_UtilCodingConvert::UnicodeToUTF8(msg, bytestr);
+  for (int32_t i = 0; i < bytestr.GetLength(); i++)
+    m_bytearray.push_back(bytestr.GetAt(i));
+  return m_bytearray;
+}
+CFX_WideString CBC_HighLevelEncoder::encodeHighLevel(CFX_WideString msg,
+                                                     CFX_WideString ecLevel,
+                                                     int32_t& e) {
+  return encodeHighLevel(msg, ecLevel, FORCE_NONE, nullptr, nullptr, e);
+}
+CFX_WideString CBC_HighLevelEncoder::encodeHighLevel(CFX_WideString msg,
+                                                     CFX_WideString ecLevel,
+                                                     SymbolShapeHint shape,
+                                                     CBC_Dimension* minSize,
+                                                     CBC_Dimension* maxSize,
+                                                     int32_t& e) {
+  CBC_EncoderContext context(msg, ecLevel, e);
+  if (e != BCExceptionNO)
+    return CFX_WideString();
+  context.setSymbolShape(shape);
+  context.setSizeConstraints(minSize, maxSize);
+  if ((msg.Mid(0, 6) == MACRO_05_HEADER) &&
+      (msg.Mid(msg.GetLength() - 1, 1) == MACRO_TRAILER)) {
+    context.writeCodeword(MACRO_05);
+    context.setSkipAtEnd(2);
+    context.m_pos += 6;
+  } else if ((msg.Mid(0, 6) == MACRO_06_HEADER) &&
+             (msg.Mid(msg.GetLength() - 1, 1) == MACRO_TRAILER)) {
+    context.writeCodeword(MACRO_06);
+    context.setSkipAtEnd(2);
+    context.m_pos += 6;
+  }
+
+  std::vector<std::unique_ptr<CBC_Encoder>> encoders;
+  encoders.push_back(std::unique_ptr<CBC_Encoder>(new CBC_ASCIIEncoder()));
+  encoders.push_back(std::unique_ptr<CBC_Encoder>(new CBC_C40Encoder()));
+  encoders.push_back(std::unique_ptr<CBC_Encoder>(new CBC_TextEncoder()));
+  encoders.push_back(std::unique_ptr<CBC_Encoder>(new CBC_X12Encoder()));
+  encoders.push_back(std::unique_ptr<CBC_Encoder>(new CBC_EdifactEncoder()));
+  encoders.push_back(std::unique_ptr<CBC_Encoder>(new CBC_Base256Encoder()));
+  int32_t encodingMode = ASCII_ENCODATION;
+  while (context.hasMoreCharacters()) {
+    encoders[encodingMode]->Encode(context, e);
+    if (e != BCExceptionNO)
+      return L"";
+
+    if (context.m_newEncoding >= 0) {
+      encodingMode = context.m_newEncoding;
+      context.resetEncoderSignal();
+    }
+  }
+  int32_t len = context.m_codewords.GetLength();
+  context.updateSymbolInfo(e);
+  if (e != BCExceptionNO)
+    return L"";
+
+  int32_t capacity = context.m_symbolInfo->m_dataCapacity;
+  if (len < capacity) {
+    if (encodingMode != ASCII_ENCODATION &&
+        encodingMode != BASE256_ENCODATION) {
+      context.writeCodeword(0x00fe);
+    }
+  }
+  CFX_WideString codewords = context.m_codewords;
+  if (codewords.GetLength() < capacity) {
+    codewords += PAD;
+  }
+  while (codewords.GetLength() < capacity) {
+    codewords += (randomize253State(PAD, codewords.GetLength() + 1));
+  }
+  return codewords;
+}
+int32_t CBC_HighLevelEncoder::lookAheadTest(CFX_WideString msg,
+                                            int32_t startpos,
+                                            int32_t currentMode) {
+  if (startpos >= msg.GetLength()) {
+    return currentMode;
+  }
+  std::vector<float> charCounts;
+  if (currentMode == ASCII_ENCODATION) {
+    charCounts.push_back(0);
+    charCounts.push_back(1);
+    charCounts.push_back(1);
+    charCounts.push_back(1);
+    charCounts.push_back(1);
+    charCounts.push_back(1.25f);
+  } else {
+    charCounts.push_back(1);
+    charCounts.push_back(2);
+    charCounts.push_back(2);
+    charCounts.push_back(2);
+    charCounts.push_back(2);
+    charCounts.push_back(2.25f);
+    charCounts[currentMode] = 0;
+  }
+  int32_t charsProcessed = 0;
+  while (true) {
+    if ((startpos + charsProcessed) == msg.GetLength()) {
+      int32_t min = std::numeric_limits<int32_t>::max();
+      std::vector<uint8_t> mins(6);
+      std::vector<int32_t> intCharCounts(6);
+      min = findMinimums(charCounts, intCharCounts, min, mins);
+      int32_t minCount = getMinimumCount(mins);
+      if (intCharCounts[ASCII_ENCODATION] == min) {
+        return ASCII_ENCODATION;
+      }
+      if (minCount == 1 && mins[BASE256_ENCODATION] > 0) {
+        return BASE256_ENCODATION;
+      }
+      if (minCount == 1 && mins[EDIFACT_ENCODATION] > 0) {
+        return EDIFACT_ENCODATION;
+      }
+      if (minCount == 1 && mins[TEXT_ENCODATION] > 0) {
+        return TEXT_ENCODATION;
+      }
+      if (minCount == 1 && mins[X12_ENCODATION] > 0) {
+        return X12_ENCODATION;
+      }
+      return C40_ENCODATION;
+    }
+    wchar_t c = msg.GetAt(startpos + charsProcessed);
+    charsProcessed++;
+    if (isDigit(c)) {
+      charCounts[ASCII_ENCODATION] += 0.5;
+    } else if (isExtendedASCII(c)) {
+      charCounts[ASCII_ENCODATION] = (float)ceil(charCounts[ASCII_ENCODATION]);
+      charCounts[ASCII_ENCODATION] += 2;
+    } else {
+      charCounts[ASCII_ENCODATION] = (float)ceil(charCounts[ASCII_ENCODATION]);
+      charCounts[ASCII_ENCODATION]++;
+    }
+    if (isNativeC40(c)) {
+      charCounts[C40_ENCODATION] += 2.0f / 3.0f;
+    } else if (isExtendedASCII(c)) {
+      charCounts[C40_ENCODATION] += 8.0f / 3.0f;
+    } else {
+      charCounts[C40_ENCODATION] += 4.0f / 3.0f;
+    }
+    if (isNativeText(c)) {
+      charCounts[TEXT_ENCODATION] += 2.0f / 3.0f;
+    } else if (isExtendedASCII(c)) {
+      charCounts[TEXT_ENCODATION] += 8.0f / 3.0f;
+    } else {
+      charCounts[TEXT_ENCODATION] += 4.0f / 3.0f;
+    }
+    if (isNativeX12(c)) {
+      charCounts[X12_ENCODATION] += 2.0f / 3.0f;
+    } else if (isExtendedASCII(c)) {
+      charCounts[X12_ENCODATION] += 13.0f / 3.0f;
+    } else {
+      charCounts[X12_ENCODATION] += 10.0f / 3.0f;
+    }
+    if (isNativeEDIFACT(c)) {
+      charCounts[EDIFACT_ENCODATION] += 3.0f / 4.0f;
+    } else if (isExtendedASCII(c)) {
+      charCounts[EDIFACT_ENCODATION] += 17.0f / 4.0f;
+    } else {
+      charCounts[EDIFACT_ENCODATION] += 13.0f / 4.0f;
+    }
+    if (isSpecialB256(c)) {
+      charCounts[BASE256_ENCODATION] += 4;
+    } else {
+      charCounts[BASE256_ENCODATION]++;
+    }
+    if (charsProcessed >= 4) {
+      std::vector<int32_t> intCharCounts(6);
+      std::vector<uint8_t> mins(6);
+      findMinimums(charCounts, intCharCounts,
+                   std::numeric_limits<int32_t>::max(), mins);
+      int32_t minCount = getMinimumCount(mins);
+      if (intCharCounts[ASCII_ENCODATION] < intCharCounts[BASE256_ENCODATION] &&
+          intCharCounts[ASCII_ENCODATION] < intCharCounts[C40_ENCODATION] &&
+          intCharCounts[ASCII_ENCODATION] < intCharCounts[TEXT_ENCODATION] &&
+          intCharCounts[ASCII_ENCODATION] < intCharCounts[X12_ENCODATION] &&
+          intCharCounts[ASCII_ENCODATION] < intCharCounts[EDIFACT_ENCODATION]) {
+        return ASCII_ENCODATION;
+      }
+      if (intCharCounts[BASE256_ENCODATION] < intCharCounts[ASCII_ENCODATION] ||
+          (mins[C40_ENCODATION] + mins[TEXT_ENCODATION] + mins[X12_ENCODATION] +
+           mins[EDIFACT_ENCODATION]) == 0) {
+        return BASE256_ENCODATION;
+      }
+      if (minCount == 1 && mins[EDIFACT_ENCODATION] > 0) {
+        return EDIFACT_ENCODATION;
+      }
+      if (minCount == 1 && mins[TEXT_ENCODATION] > 0) {
+        return TEXT_ENCODATION;
+      }
+      if (minCount == 1 && mins[X12_ENCODATION] > 0) {
+        return X12_ENCODATION;
+      }
+      if (intCharCounts[C40_ENCODATION] + 1 < intCharCounts[ASCII_ENCODATION] &&
+          intCharCounts[C40_ENCODATION] + 1 <
+              intCharCounts[BASE256_ENCODATION] &&
+          intCharCounts[C40_ENCODATION] + 1 <
+              intCharCounts[EDIFACT_ENCODATION] &&
+          intCharCounts[C40_ENCODATION] + 1 < intCharCounts[TEXT_ENCODATION]) {
+        if (intCharCounts[C40_ENCODATION] < intCharCounts[X12_ENCODATION]) {
+          return C40_ENCODATION;
+        }
+        if (intCharCounts[C40_ENCODATION] == intCharCounts[X12_ENCODATION]) {
+          int32_t p = startpos + charsProcessed + 1;
+          while (p < msg.GetLength()) {
+            wchar_t tc = msg.GetAt(p);
+            if (isX12TermSep(tc)) {
+              return X12_ENCODATION;
+            }
+            if (!isNativeX12(tc)) {
+              break;
+            }
+            p++;
+          }
+          return C40_ENCODATION;
+        }
+      }
+    }
+  }
+}
+bool CBC_HighLevelEncoder::isDigit(wchar_t ch) {
+  return ch >= '0' && ch <= '9';
+}
+bool CBC_HighLevelEncoder::isExtendedASCII(wchar_t ch) {
+  return ch >= 128 && ch <= 255;
+}
+int32_t CBC_HighLevelEncoder::determineConsecutiveDigitCount(CFX_WideString msg,
+                                                             int32_t startpos) {
+  int32_t count = 0;
+  int32_t len = msg.GetLength();
+  int32_t idx = startpos;
+  if (idx < len) {
+    wchar_t ch = msg.GetAt(idx);
+    while (isDigit(ch) && idx < len) {
+      count++;
+      idx++;
+      if (idx < len) {
+        ch = msg.GetAt(idx);
+      }
+    }
+  }
+  return count;
+}
+void CBC_HighLevelEncoder::illegalCharacter(wchar_t c, int32_t& e) {
+  e = BCExceptionIllegalArgument;
+}
+wchar_t CBC_HighLevelEncoder::randomize253State(wchar_t ch,
+                                                int32_t codewordPosition) {
+  int32_t pseudoRandom = ((149 * codewordPosition) % 253) + 1;
+  int32_t tempVariable = ch + pseudoRandom;
+  return tempVariable <= 254 ? (wchar_t)tempVariable
+                             : (wchar_t)(tempVariable - 254);
+}
+int32_t CBC_HighLevelEncoder::findMinimums(std::vector<float>& charCounts,
+                                           std::vector<int32_t>& intCharCounts,
+                                           int32_t min,
+                                           std::vector<uint8_t>& mins) {
+  for (size_t l = 0; l < mins.size(); l++)
+    mins[l] = 0;
+
+  for (size_t i = 0; i < 6; i++) {
+    intCharCounts[i] = static_cast<int32_t>(ceil(charCounts[i]));
+    int32_t current = intCharCounts[i];
+    if (min > current) {
+      min = current;
+      for (size_t j = 0; j < mins.size(); j++)
+        mins[j] = 0;
+    }
+    if (min == current)
+      mins[i]++;
+  }
+  return min;
+}
+int32_t CBC_HighLevelEncoder::getMinimumCount(std::vector<uint8_t>& mins) {
+  int32_t minCount = 0;
+  for (int32_t i = 0; i < 6; i++) {
+    minCount += mins[i];
+  }
+  return minCount;
+}
+bool CBC_HighLevelEncoder::isNativeC40(wchar_t ch) {
+  return (ch == ' ') || (ch >= '0' && ch <= '9') || (ch >= 'A' && ch <= 'Z');
+}
+bool CBC_HighLevelEncoder::isNativeText(wchar_t ch) {
+  return (ch == ' ') || (ch >= '0' && ch <= '9') || (ch >= 'a' && ch <= 'z');
+}
+bool CBC_HighLevelEncoder::isNativeX12(wchar_t ch) {
+  return isX12TermSep(ch) || (ch == ' ') || (ch >= '0' && ch <= '9') ||
+         (ch >= 'A' && ch <= 'Z');
+}
+bool CBC_HighLevelEncoder::isX12TermSep(wchar_t ch) {
+  return (ch == '\r') || (ch == '*') || (ch == '>');
+}
+bool CBC_HighLevelEncoder::isNativeEDIFACT(wchar_t ch) {
+  return ch >= ' ' && ch <= '^';
+}
+bool CBC_HighLevelEncoder::isSpecialB256(wchar_t ch) {
+  return false;
+}
diff --git a/fxbarcode/datamatrix/BC_HighLevelEncoder.h b/fxbarcode/datamatrix/BC_HighLevelEncoder.h
new file mode 100644
index 0000000..83136be
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_HighLevelEncoder.h
@@ -0,0 +1,79 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_HIGHLEVELENCODER_H_
+#define FXBARCODE_DATAMATRIX_BC_HIGHLEVELENCODER_H_
+
+#include <vector>
+
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+#define ASCII_ENCODATION 0
+#define C40_ENCODATION 1
+#define TEXT_ENCODATION 2
+#define X12_ENCODATION 3
+#define EDIFACT_ENCODATION 4
+#define BASE256_ENCODATION 5
+
+class CBC_HighLevelEncoder : public CBC_SymbolShapeHint {
+ public:
+  CBC_HighLevelEncoder();
+  ~CBC_HighLevelEncoder() override;
+
+  std::vector<uint8_t>& getBytesForMessage(CFX_WideString msg);
+  static CFX_WideString encodeHighLevel(CFX_WideString msg,
+                                        CFX_WideString ecLevel,
+                                        int32_t& e);
+  static CFX_WideString encodeHighLevel(CFX_WideString msg,
+                                        CFX_WideString ecLevel,
+                                        SymbolShapeHint shape,
+                                        CBC_Dimension* minSize,
+                                        CBC_Dimension* maxSize,
+                                        int32_t& e);
+  static int32_t lookAheadTest(CFX_WideString msg,
+                               int32_t startpos,
+                               int32_t currentMode);
+  static bool isDigit(wchar_t ch);
+  static bool isExtendedASCII(wchar_t ch);
+  static int32_t determineConsecutiveDigitCount(CFX_WideString msg,
+                                                int32_t startpos);
+  static void illegalCharacter(wchar_t c, int32_t& e);
+
+ public:
+  static wchar_t LATCH_TO_C40;
+  static wchar_t LATCH_TO_BASE256;
+  static wchar_t UPPER_SHIFT;
+  static wchar_t LATCH_TO_ANSIX12;
+  static wchar_t LATCH_TO_TEXT;
+  static wchar_t LATCH_TO_EDIFACT;
+  static wchar_t C40_UNLATCH;
+  static wchar_t X12_UNLATCH;
+
+ private:
+  static wchar_t PAD;
+  static wchar_t MACRO_05;
+  static wchar_t MACRO_06;
+  static const wchar_t* MACRO_05_HEADER;
+  static const wchar_t* MACRO_06_HEADER;
+  static const wchar_t MACRO_TRAILER;
+  std::vector<uint8_t> m_bytearray;
+
+ private:
+  static wchar_t randomize253State(wchar_t ch, int32_t codewordPosition);
+  static int32_t findMinimums(std::vector<float>& charCounts,
+                              std::vector<int32_t>& intCharCounts,
+                              int32_t min,
+                              std::vector<uint8_t>& mins);
+  static int32_t getMinimumCount(std::vector<uint8_t>& mins);
+  static bool isNativeC40(wchar_t ch);
+  static bool isNativeText(wchar_t ch);
+  static bool isNativeX12(wchar_t ch);
+  static bool isX12TermSep(wchar_t ch);
+  static bool isNativeEDIFACT(wchar_t ch);
+  static bool isSpecialB256(wchar_t ch);
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_HIGHLEVELENCODER_H_
diff --git a/fxbarcode/datamatrix/BC_SymbolInfo.cpp b/fxbarcode/datamatrix/BC_SymbolInfo.cpp
new file mode 100644
index 0000000..f98370b
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_SymbolInfo.cpp
@@ -0,0 +1,230 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/datamatrix/BC_DataMatrixSymbolInfo144.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+namespace {
+
+const size_t kSymbolsCount = 30;
+
+CBC_SymbolInfo* g_symbols[kSymbolsCount] = {
+    nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
+    nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
+    nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,
+    nullptr, nullptr, nullptr, nullptr, nullptr, nullptr};
+
+}  // namespace
+
+void CBC_SymbolInfo::Initialize() {
+  g_symbols[0] = new CBC_SymbolInfo(false, 3, 5, 8, 8, 1);
+  g_symbols[1] = new CBC_SymbolInfo(false, 5, 7, 10, 10, 1);
+  g_symbols[2] = new CBC_SymbolInfo(true, 5, 7, 16, 6, 1);
+  g_symbols[3] = new CBC_SymbolInfo(false, 8, 10, 12, 12, 1);
+  g_symbols[4] = new CBC_SymbolInfo(true, 10, 11, 14, 6, 2);
+  g_symbols[5] = new CBC_SymbolInfo(false, 12, 12, 14, 14, 1);
+  g_symbols[6] = new CBC_SymbolInfo(true, 16, 14, 24, 10, 1);
+  g_symbols[7] = new CBC_SymbolInfo(false, 18, 14, 16, 16, 1);
+  g_symbols[8] = new CBC_SymbolInfo(false, 22, 18, 18, 18, 1);
+  g_symbols[9] = new CBC_SymbolInfo(true, 22, 18, 16, 10, 2);
+  g_symbols[10] = new CBC_SymbolInfo(false, 30, 20, 20, 20, 1);
+  g_symbols[11] = new CBC_SymbolInfo(true, 32, 24, 16, 14, 2);
+  g_symbols[12] = new CBC_SymbolInfo(false, 36, 24, 22, 22, 1);
+  g_symbols[13] = new CBC_SymbolInfo(false, 44, 28, 24, 24, 1);
+  g_symbols[14] = new CBC_SymbolInfo(true, 49, 28, 22, 14, 2);
+  g_symbols[15] = new CBC_SymbolInfo(false, 62, 36, 14, 14, 4);
+  g_symbols[16] = new CBC_SymbolInfo(false, 86, 42, 16, 16, 4);
+  g_symbols[17] = new CBC_SymbolInfo(false, 114, 48, 18, 18, 4);
+  g_symbols[18] = new CBC_SymbolInfo(false, 144, 56, 20, 20, 4);
+  g_symbols[19] = new CBC_SymbolInfo(false, 174, 68, 22, 22, 4);
+  g_symbols[20] = new CBC_SymbolInfo(false, 204, 84, 24, 24, 4, 102, 42);
+  g_symbols[21] = new CBC_SymbolInfo(false, 280, 112, 14, 14, 16, 140, 56);
+  g_symbols[22] = new CBC_SymbolInfo(false, 368, 144, 16, 16, 16, 92, 36);
+  g_symbols[23] = new CBC_SymbolInfo(false, 456, 192, 18, 18, 16, 114, 48);
+  g_symbols[24] = new CBC_SymbolInfo(false, 576, 224, 20, 20, 16, 144, 56);
+  g_symbols[25] = new CBC_SymbolInfo(false, 696, 272, 22, 22, 16, 174, 68);
+  g_symbols[26] = new CBC_SymbolInfo(false, 816, 336, 24, 24, 16, 136, 56);
+  g_symbols[27] = new CBC_SymbolInfo(false, 1050, 408, 18, 18, 36, 175, 68);
+  g_symbols[28] = new CBC_SymbolInfo(false, 1304, 496, 20, 20, 36, 163, 62);
+  g_symbols[29] = new CBC_DataMatrixSymbolInfo144();
+}
+
+void CBC_SymbolInfo::Finalize() {
+  for (size_t i = 0; i < kSymbolsCount; i++) {
+    delete g_symbols[i];
+    g_symbols[i] = nullptr;
+  }
+}
+
+CBC_SymbolInfo::CBC_SymbolInfo(bool rectangular,
+                               int32_t dataCapacity,
+                               int32_t errorCodewords,
+                               int32_t matrixWidth,
+                               int32_t matrixHeight,
+                               int32_t dataRegions) {
+  m_rectangular = rectangular;
+  m_dataCapacity = dataCapacity;
+  m_errorCodewords = errorCodewords;
+  m_matrixWidth = matrixWidth;
+  m_matrixHeight = matrixHeight;
+  m_dataRegions = dataRegions;
+  m_rsBlockData = dataCapacity;
+  m_rsBlockError = errorCodewords;
+}
+CBC_SymbolInfo::CBC_SymbolInfo(bool rectangular,
+                               int32_t dataCapacity,
+                               int32_t errorCodewords,
+                               int32_t matrixWidth,
+                               int32_t matrixHeight,
+                               int32_t dataRegions,
+                               int32_t rsBlockData,
+                               int32_t rsBlockError) {
+  m_rectangular = rectangular;
+  m_dataCapacity = dataCapacity;
+  m_errorCodewords = errorCodewords;
+  m_matrixWidth = matrixWidth;
+  m_matrixHeight = matrixHeight;
+  m_dataRegions = dataRegions;
+  m_rsBlockData = rsBlockData;
+  m_rsBlockError = rsBlockError;
+}
+CBC_SymbolInfo::~CBC_SymbolInfo() {}
+
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords, int32_t& e) {
+  return lookup(dataCodewords, FORCE_NONE, true, e);
+}
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
+                                       SymbolShapeHint shape,
+                                       int32_t& e) {
+  return lookup(dataCodewords, shape, true, e);
+}
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
+                                       bool allowRectangular,
+                                       bool fail,
+                                       int32_t& e) {
+  SymbolShapeHint shape = allowRectangular ? FORCE_NONE : FORCE_SQUARE;
+  return lookup(dataCodewords, shape, fail, e);
+}
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
+                                       SymbolShapeHint shape,
+                                       bool fail,
+                                       int32_t& e) {
+  return lookup(dataCodewords, shape, nullptr, nullptr, fail, e);
+}
+CBC_SymbolInfo* CBC_SymbolInfo::lookup(int32_t dataCodewords,
+                                       SymbolShapeHint shape,
+                                       CBC_Dimension* minSize,
+                                       CBC_Dimension* maxSize,
+                                       bool fail,
+                                       int32_t& e) {
+  for (size_t i = 0; i < kSymbolsCount; i++) {
+    CBC_SymbolInfo* symbol = g_symbols[i];
+    if (shape == FORCE_SQUARE && symbol->m_rectangular) {
+      continue;
+    }
+    if (shape == FORCE_RECTANGLE && !symbol->m_rectangular) {
+      continue;
+    }
+    if (minSize && (symbol->getSymbolWidth(e) < minSize->getWidth() ||
+                    symbol->getSymbolHeight(e) < minSize->getHeight())) {
+      if (e != BCExceptionNO)
+        return nullptr;
+      continue;
+    }
+    if (maxSize && (symbol->getSymbolWidth(e) > maxSize->getWidth() ||
+                    symbol->getSymbolHeight(e) > maxSize->getHeight())) {
+      if (e != BCExceptionNO)
+        return nullptr;
+      continue;
+    }
+    if (dataCodewords <= symbol->m_dataCapacity) {
+      return symbol;
+    }
+  }
+  if (fail)
+    e = BCExceptionIllegalDataCodewords;
+  return nullptr;
+}
+
+int32_t CBC_SymbolInfo::getHorizontalDataRegions(int32_t& e) {
+  switch (m_dataRegions) {
+    case 1:
+      return 1;
+    case 2:
+      return 2;
+    case 4:
+      return 2;
+    case 16:
+      return 4;
+    case 36:
+      return 6;
+    default:
+      e = BCExceptionCannotHandleThisNumberOfDataRegions;
+      return 0;
+  }
+}
+int32_t CBC_SymbolInfo::getVerticalDataRegions(int32_t& e) {
+  switch (m_dataRegions) {
+    case 1:
+      return 1;
+    case 2:
+      return 1;
+    case 4:
+      return 2;
+    case 16:
+      return 4;
+    case 36:
+      return 6;
+    default:
+      e = BCExceptionCannotHandleThisNumberOfDataRegions;
+      return 0;
+  }
+}
+int32_t CBC_SymbolInfo::getSymbolDataWidth(int32_t& e) {
+  return getHorizontalDataRegions(e) * m_matrixWidth;
+}
+int32_t CBC_SymbolInfo::getSymbolDataHeight(int32_t& e) {
+  return getVerticalDataRegions(e) * m_matrixHeight;
+}
+int32_t CBC_SymbolInfo::getSymbolWidth(int32_t& e) {
+  return getSymbolDataWidth(e) + (getHorizontalDataRegions(e) * 2);
+}
+int32_t CBC_SymbolInfo::getSymbolHeight(int32_t& e) {
+  return getSymbolDataHeight(e) + (getVerticalDataRegions(e) * 2);
+}
+int32_t CBC_SymbolInfo::getCodewordCount() {
+  return m_dataCapacity + m_errorCodewords;
+}
+int32_t CBC_SymbolInfo::getInterleavedBlockCount() {
+  return m_dataCapacity / m_rsBlockData;
+}
+int32_t CBC_SymbolInfo::getDataLengthForInterleavedBlock(int32_t index) {
+  return m_rsBlockData;
+}
+int32_t CBC_SymbolInfo::getErrorLengthForInterleavedBlock(int32_t index) {
+  return m_rsBlockError;
+}
diff --git a/fxbarcode/datamatrix/BC_SymbolInfo.h b/fxbarcode/datamatrix/BC_SymbolInfo.h
new file mode 100644
index 0000000..36ed01d
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_SymbolInfo.h
@@ -0,0 +1,79 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_SYMBOLINFO_H_
+#define FXBARCODE_DATAMATRIX_BC_SYMBOLINFO_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+class CBC_Dimension;
+
+class CBC_SymbolInfo : public CBC_SymbolShapeHint {
+ public:
+  CBC_SymbolInfo(bool rectangular,
+                 int32_t dataCapacity,
+                 int32_t errorCodewords,
+                 int32_t matrixWidth,
+                 int32_t matrixHeight,
+                 int32_t dataRegions);
+  ~CBC_SymbolInfo() override;
+
+  static void Initialize();
+  static void Finalize();
+  static void overrideSymbolSet(CBC_SymbolInfo* override);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords, int32_t& e);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords,
+                                SymbolShapeHint shape,
+                                int32_t& e);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords,
+                                bool allowRectangular,
+                                bool fail,
+                                int32_t& e);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords,
+                                SymbolShapeHint shape,
+                                bool fail,
+                                int32_t& e);
+  static CBC_SymbolInfo* lookup(int32_t dataCodewords,
+                                SymbolShapeHint shape,
+                                CBC_Dimension* minSize,
+                                CBC_Dimension* maxSize,
+                                bool fail,
+                                int32_t& e);
+  int32_t getHorizontalDataRegions(int32_t& e);
+  int32_t getVerticalDataRegions(int32_t& e);
+  int32_t getSymbolDataWidth(int32_t& e);
+  int32_t getSymbolDataHeight(int32_t& e);
+  int32_t getSymbolWidth(int32_t& e);
+  int32_t getSymbolHeight(int32_t& e);
+  int32_t getCodewordCount();
+  int32_t getInterleavedBlockCount();
+  int32_t getDataLengthForInterleavedBlock(int32_t index);
+  int32_t getErrorLengthForInterleavedBlock(int32_t index);
+
+  int32_t m_dataCapacity;
+  int32_t m_errorCodewords;
+  int32_t m_matrixWidth;
+  int32_t m_matrixHeight;
+  int32_t m_rsBlockData;
+  int32_t m_rsBlockError;
+
+ private:
+  CBC_SymbolInfo(bool rectangular,
+                 int32_t dataCapacity,
+                 int32_t errorCodewords,
+                 int32_t matrixWidth,
+                 int32_t matrixHeight,
+                 int32_t dataRegions,
+                 int32_t rsBlockData,
+                 int32_t rsBlockError);
+
+  bool m_rectangular;
+  int32_t m_dataRegions;
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_SYMBOLINFO_H_
diff --git a/fxbarcode/datamatrix/BC_SymbolShapeHint.cpp b/fxbarcode/datamatrix/BC_SymbolShapeHint.cpp
new file mode 100644
index 0000000..294580b
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_SymbolShapeHint.cpp
@@ -0,0 +1,26 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+
+CBC_SymbolShapeHint::CBC_SymbolShapeHint() {}
+CBC_SymbolShapeHint::~CBC_SymbolShapeHint() {}
diff --git a/fxbarcode/datamatrix/BC_SymbolShapeHint.h b/fxbarcode/datamatrix/BC_SymbolShapeHint.h
new file mode 100644
index 0000000..409ee05
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_SymbolShapeHint.h
@@ -0,0 +1,22 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_SYMBOLSHAPEHINT_H_
+#define FXBARCODE_DATAMATRIX_BC_SYMBOLSHAPEHINT_H_
+
+class CBC_SymbolShapeHint {
+ public:
+  CBC_SymbolShapeHint();
+  virtual ~CBC_SymbolShapeHint();
+
+  enum SymbolShapeHint {
+    FORCE_NONE,
+    FORCE_SQUARE,
+    FORCE_RECTANGLE,
+  };
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_SYMBOLSHAPEHINT_H_
diff --git a/fxbarcode/datamatrix/BC_TextEncoder.cpp b/fxbarcode/datamatrix/BC_TextEncoder.cpp
new file mode 100644
index 0000000..a521acb
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_TextEncoder.cpp
@@ -0,0 +1,97 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "fxbarcode/datamatrix/BC_TextEncoder.h"
+
+CBC_TextEncoder::CBC_TextEncoder() {}
+CBC_TextEncoder::~CBC_TextEncoder() {}
+int32_t CBC_TextEncoder::getEncodingMode() {
+  return TEXT_ENCODATION;
+}
+int32_t CBC_TextEncoder::encodeChar(wchar_t c, CFX_WideString& sb, int32_t& e) {
+  if (c == ' ') {
+    sb += (wchar_t)'\3';
+    return 1;
+  }
+  if (c >= '0' && c <= '9') {
+    sb += (wchar_t)(c - 48 + 4);
+    return 1;
+  }
+  if (c >= 'a' && c <= 'z') {
+    sb += (wchar_t)(c - 97 + 14);
+    return 1;
+  }
+  if (c <= 0x1f) {
+    sb += (wchar_t)'\0';
+    sb += c;
+    return 2;
+  }
+  if (c >= '!' && c <= '/') {
+    sb += (wchar_t)'\1';
+    sb += (wchar_t)(c - 33);
+    return 2;
+  }
+  if (c >= ':' && c <= '@') {
+    sb += (wchar_t)'\1';
+    sb += (wchar_t)(c - 58 + 15);
+    return 2;
+  }
+  if (c >= '[' && c <= '_') {
+    sb += (wchar_t)'\1';
+    sb += (wchar_t)(c - 91 + 22);
+    return 2;
+  }
+  if (c == 0x0060) {
+    sb += (wchar_t)'\2';
+    sb += (wchar_t)(c - 96);
+    return 2;
+  }
+  if (c >= 'A' && c <= 'Z') {
+    sb += (wchar_t)'\2';
+    sb += (wchar_t)(c - 65 + 1);
+    return 2;
+  }
+  if (c >= '{' && c <= 0x007f) {
+    sb += (wchar_t)'\2';
+    sb += (wchar_t)(c - 123 + 27);
+    return 2;
+  }
+  if (c >= 0x0080) {
+    sb += (wchar_t)'\1';
+    sb += (wchar_t)0x001e;
+    int32_t len = 2;
+    len += encodeChar((wchar_t)(c - 128), sb, e);
+    if (e != BCExceptionNO)
+      return -1;
+    return len;
+  }
+  CBC_HighLevelEncoder::illegalCharacter(c, e);
+  return -1;
+}
diff --git a/fxbarcode/datamatrix/BC_TextEncoder.h b/fxbarcode/datamatrix/BC_TextEncoder.h
new file mode 100644
index 0000000..dde1a7f
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_TextEncoder.h
@@ -0,0 +1,22 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_TEXTENCODER_H_
+#define FXBARCODE_DATAMATRIX_BC_TEXTENCODER_H_
+
+class CBC_TextEncoder;
+
+class CBC_TextEncoder : public CBC_C40Encoder {
+ public:
+  CBC_TextEncoder();
+  ~CBC_TextEncoder() override;
+
+  // CBC_C40Encoder
+  int32_t getEncodingMode() override;
+  int32_t encodeChar(wchar_t c, CFX_WideString& sb, int32_t& e) override;
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_TEXTENCODER_H_
diff --git a/fxbarcode/datamatrix/BC_X12Encoder.cpp b/fxbarcode/datamatrix/BC_X12Encoder.cpp
new file mode 100644
index 0000000..dd8254b
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_X12Encoder.cpp
@@ -0,0 +1,101 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006-2007 Jeremias Maerki.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Dimension.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/datamatrix/BC_C40Encoder.h"
+#include "fxbarcode/datamatrix/BC_Encoder.h"
+#include "fxbarcode/datamatrix/BC_EncoderContext.h"
+#include "fxbarcode/datamatrix/BC_HighLevelEncoder.h"
+#include "fxbarcode/datamatrix/BC_SymbolInfo.h"
+#include "fxbarcode/datamatrix/BC_SymbolShapeHint.h"
+#include "fxbarcode/datamatrix/BC_X12Encoder.h"
+
+CBC_X12Encoder::CBC_X12Encoder() {}
+CBC_X12Encoder::~CBC_X12Encoder() {}
+int32_t CBC_X12Encoder::getEncodingMode() {
+  return X12_ENCODATION;
+}
+void CBC_X12Encoder::Encode(CBC_EncoderContext& context, int32_t& e) {
+  CFX_WideString buffer;
+  while (context.hasMoreCharacters()) {
+    wchar_t c = context.getCurrentChar();
+    context.m_pos++;
+    encodeChar(c, buffer, e);
+    if (e != BCExceptionNO) {
+      return;
+    }
+    int32_t count = buffer.GetLength();
+    if ((count % 3) == 0) {
+      writeNextTriplet(context, buffer);
+      int32_t newMode = CBC_HighLevelEncoder::lookAheadTest(
+          context.m_msg, context.m_pos, getEncodingMode());
+      if (newMode != getEncodingMode()) {
+        context.signalEncoderChange(newMode);
+        break;
+      }
+    }
+  }
+  handleEOD(context, buffer, e);
+}
+void CBC_X12Encoder::handleEOD(CBC_EncoderContext& context,
+                               CFX_WideString& buffer,
+                               int32_t& e) {
+  context.updateSymbolInfo(e);
+  if (e != BCExceptionNO) {
+    return;
+  }
+  int32_t available =
+      context.m_symbolInfo->m_dataCapacity - context.getCodewordCount();
+  int32_t count = buffer.GetLength();
+  if (count == 2) {
+    context.writeCodeword(CBC_HighLevelEncoder::X12_UNLATCH);
+    context.m_pos -= 2;
+    context.signalEncoderChange(ASCII_ENCODATION);
+  } else if (count == 1) {
+    context.m_pos--;
+    if (available > 1) {
+      context.writeCodeword(CBC_HighLevelEncoder::X12_UNLATCH);
+    }
+    context.signalEncoderChange(ASCII_ENCODATION);
+  }
+}
+int32_t CBC_X12Encoder::encodeChar(wchar_t c, CFX_WideString& sb, int32_t& e) {
+  if (c == '\r') {
+    sb += (wchar_t)'\0';
+  } else if (c == '*') {
+    sb += (wchar_t)'\1';
+  } else if (c == '>') {
+    sb += (wchar_t)'\2';
+  } else if (c == ' ') {
+    sb += (wchar_t)'\3';
+  } else if (c >= '0' && c <= '9') {
+    sb += (wchar_t)(c - 48 + 4);
+  } else if (c >= 'A' && c <= 'Z') {
+    sb += (wchar_t)(c - 65 + 14);
+  } else {
+    CBC_HighLevelEncoder::illegalCharacter(c, e);
+    if (e != BCExceptionNO)
+      return -1;
+  }
+  return 1;
+}
diff --git a/fxbarcode/datamatrix/BC_X12Encoder.h b/fxbarcode/datamatrix/BC_X12Encoder.h
new file mode 100644
index 0000000..a90dd8c
--- /dev/null
+++ b/fxbarcode/datamatrix/BC_X12Encoder.h
@@ -0,0 +1,26 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_DATAMATRIX_BC_X12ENCODER_H_
+#define FXBARCODE_DATAMATRIX_BC_X12ENCODER_H_
+
+class CBC_C40Encoder;
+class CBC_X12Encoder;
+class CBC_X12Encoder : public CBC_C40Encoder {
+ public:
+  CBC_X12Encoder();
+  ~CBC_X12Encoder() override;
+
+  // CBC_C40Encoder
+  int32_t getEncodingMode() override;
+  void Encode(CBC_EncoderContext& context, int32_t& e) override;
+  void handleEOD(CBC_EncoderContext& context,
+                 CFX_WideString& buffer,
+                 int32_t& e) override;
+  int32_t encodeChar(wchar_t c, CFX_WideString& sb, int32_t& e) override;
+};
+
+#endif  // FXBARCODE_DATAMATRIX_BC_X12ENCODER_H_
diff --git a/fxbarcode/oned/BC_OneDimWriter.cpp b/fxbarcode/oned/BC_OneDimWriter.cpp
new file mode 100644
index 0000000..7e6483b
--- /dev/null
+++ b/fxbarcode/oned/BC_OneDimWriter.cpp
@@ -0,0 +1,482 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+
+#include <algorithm>
+#include <memory>
+
+#include "core/fxge/cfx_fxgedevice.h"
+#include "core/fxge/cfx_gemodule.h"
+#include "core/fxge/cfx_graphstatedata.h"
+#include "core/fxge/cfx_pathdata.h"
+#include "core/fxge/cfx_renderdevice.h"
+#include "core/fxge/cfx_unicodeencodingex.h"
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "third_party/base/ptr_util.h"
+
+CBC_OneDimWriter::CBC_OneDimWriter() {
+  m_locTextLoc = BC_TEXT_LOC_BELOWEMBED;
+  m_bPrintChecksum = true;
+  m_iDataLenth = 0;
+  m_bCalcChecksum = false;
+  m_pFont = nullptr;
+  m_fFontSize = 10;
+  m_iFontStyle = 0;
+  m_fontColor = 0xff000000;
+  m_iContentLen = 0;
+  m_bLeftPadding = false;
+  m_bRightPadding = false;
+}
+
+CBC_OneDimWriter::~CBC_OneDimWriter() {}
+
+void CBC_OneDimWriter::SetPrintChecksum(bool checksum) {
+  m_bPrintChecksum = checksum;
+}
+
+void CBC_OneDimWriter::SetDataLength(int32_t length) {
+  m_iDataLenth = length;
+}
+
+void CBC_OneDimWriter::SetCalcChecksum(bool state) {
+  m_bCalcChecksum = state;
+}
+
+bool CBC_OneDimWriter::SetFont(CFX_Font* cFont) {
+  if (!cFont)
+    return false;
+
+  m_pFont = cFont;
+  return true;
+}
+
+void CBC_OneDimWriter::SetFontSize(float size) {
+  m_fFontSize = size;
+}
+
+void CBC_OneDimWriter::SetFontStyle(int32_t style) {
+  m_iFontStyle = style;
+}
+
+void CBC_OneDimWriter::SetFontColor(FX_ARGB color) {
+  m_fontColor = color;
+}
+
+wchar_t CBC_OneDimWriter::Upper(wchar_t ch) {
+  if (ch >= 'a' && ch <= 'z') {
+    ch = ch - ('a' - 'A');
+  }
+  return ch;
+}
+
+uint8_t* CBC_OneDimWriter::Encode(const CFX_ByteString& contents,
+                                  BCFORMAT format,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t hints,
+                                  int32_t& e) {
+  uint8_t* ret = nullptr;
+  outHeight = 1;
+  if (m_Width >= 20) {
+    ret = Encode(contents, outWidth, e);
+  } else {
+    ret = Encode(contents, outWidth, e);
+  }
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+
+uint8_t* CBC_OneDimWriter::Encode(const CFX_ByteString& contents,
+                                  BCFORMAT format,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+
+uint8_t* CBC_OneDimWriter::Encode(const CFX_ByteString& contents,
+                                  int32_t& outLength,
+                                  int32_t& e) {
+  return nullptr;
+}
+
+int32_t CBC_OneDimWriter::AppendPattern(uint8_t* target,
+                                        int32_t pos,
+                                        const int32_t* pattern,
+                                        int32_t patternLength,
+                                        int32_t startColor,
+                                        int32_t& e) {
+  if (startColor != 0 && startColor != 1) {
+    e = BCExceptionValueMustBeEither0or1;
+    return 0;
+  }
+  uint8_t color = (uint8_t)startColor;
+  int32_t numAdded = 0;
+  for (int32_t i = 0; i < patternLength; i++) {
+    for (int32_t j = 0; j < pattern[i]; j++) {
+      target[pos] = color;
+      pos += 1;
+      numAdded += 1;
+    }
+    color ^= 1;
+  }
+  return numAdded;
+}
+
+void CBC_OneDimWriter::CalcTextInfo(const CFX_ByteString& text,
+                                    FXTEXT_CHARPOS* charPos,
+                                    CFX_Font* cFont,
+                                    float geWidth,
+                                    int32_t fontSize,
+                                    float& charsLen) {
+  std::unique_ptr<CFX_UnicodeEncodingEx> encoding(
+      FX_CreateFontEncodingEx(cFont));
+
+  int32_t length = text.GetLength();
+  uint32_t* pCharCode = FX_Alloc(uint32_t, text.GetLength());
+  float charWidth = 0;
+  for (int32_t j = 0; j < text.GetLength(); j++) {
+    pCharCode[j] = encoding->CharCodeFromUnicode(text[j]);
+    int32_t glyp_code = encoding->GlyphFromCharCode(pCharCode[j]);
+    int32_t glyp_value = cFont->GetGlyphWidth(glyp_code);
+    float temp = (float)((glyp_value)*fontSize / 1000.0);
+    charWidth += temp;
+  }
+  charsLen = charWidth;
+  float leftPositon = (float)(geWidth - charsLen) / 2.0f;
+  if (leftPositon < 0 && geWidth == 0) {
+    leftPositon = 0;
+  }
+  float penX = 0.0;
+  float penY =
+      (float)FXSYS_abs(cFont->GetDescent()) * (float)fontSize / 1000.0f;
+  float left = leftPositon;
+  float top = 0.0;
+  charPos[0].m_Origin = CFX_PointF(penX + left, penY + top);
+  charPos[0].m_GlyphIndex = encoding->GlyphFromCharCode(pCharCode[0]);
+  charPos[0].m_FontCharWidth = cFont->GetGlyphWidth(charPos[0].m_GlyphIndex);
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+  charPos[0].m_ExtGID = charPos[0].m_GlyphIndex;
+#endif
+  penX += (float)(charPos[0].m_FontCharWidth) * (float)fontSize / 1000.0f;
+  for (int32_t i = 1; i < length; i++) {
+    charPos[i].m_Origin = CFX_PointF(penX + left, penY + top);
+    charPos[i].m_GlyphIndex = encoding->GlyphFromCharCode(pCharCode[i]);
+    charPos[i].m_FontCharWidth = cFont->GetGlyphWidth(charPos[i].m_GlyphIndex);
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
+    charPos[i].m_ExtGID = charPos[i].m_GlyphIndex;
+#endif
+    penX += (float)(charPos[i].m_FontCharWidth) * (float)fontSize / 1000.0f;
+  }
+  FX_Free(pCharCode);
+}
+
+void CBC_OneDimWriter::ShowDeviceChars(CFX_RenderDevice* device,
+                                       const CFX_Matrix* matrix,
+                                       const CFX_ByteString str,
+                                       float geWidth,
+                                       FXTEXT_CHARPOS* pCharPos,
+                                       float locX,
+                                       float locY,
+                                       int32_t barWidth) {
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  CFX_FloatRect rect((float)locX, (float)locY, (float)(locX + geWidth),
+                     (float)(locY + iTextHeight));
+  if (geWidth != m_Width) {
+    rect.right -= 1;
+  }
+  matrix->TransformRect(rect);
+  FX_RECT re = rect.GetOuterRect();
+  device->FillRect(&re, m_backgroundColor);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, (float)locX,
+                           (float)(locY + iFontSize));
+  if (matrix) {
+    affine_matrix.Concat(*matrix);
+  }
+  device->DrawNormalText(str.GetLength(), pCharPos, m_pFont,
+                         static_cast<float>(iFontSize), &affine_matrix,
+                         m_fontColor, FXTEXT_CLEARTYPE);
+}
+
+void CBC_OneDimWriter::ShowBitmapChars(
+    const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+    const CFX_ByteString str,
+    float geWidth,
+    FXTEXT_CHARPOS* pCharPos,
+    float locX,
+    float locY,
+    int32_t barWidth) {
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  CFX_FxgeDevice ge;
+  ge.Create((int)geWidth, iTextHeight, m_colorSpace, nullptr);
+  FX_RECT geRect(0, 0, (int)geWidth, iTextHeight);
+  ge.FillRect(&geRect, m_backgroundColor);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0,
+                           static_cast<float>(iFontSize));
+  ge.DrawNormalText(str.GetLength(), pCharPos, m_pFont,
+                    static_cast<float>(iFontSize), &affine_matrix, m_fontColor,
+                    FXTEXT_CLEARTYPE);
+  CFX_FxgeDevice geBitmap;
+  geBitmap.Attach(pOutBitmap, false, nullptr, false);
+  geBitmap.SetDIBits(ge.GetBitmap(), (int)locX, (int)locY);
+}
+
+void CBC_OneDimWriter::ShowChars(const CFX_WideStringC& contents,
+                                 const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                                 CFX_RenderDevice* device,
+                                 const CFX_Matrix* matrix,
+                                 int32_t barWidth,
+                                 int32_t multiple,
+                                 int32_t& e) {
+  if (!device && !pOutBitmap) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+  if (!m_pFont) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  CFX_ByteString str = FX_UTF8Encode(contents);
+  int32_t iLen = str.GetLength();
+  FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLen);
+  FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLen);
+  float charsLen = 0;
+  float geWidth = 0;
+  if (m_locTextLoc == BC_TEXT_LOC_ABOVEEMBED ||
+      m_locTextLoc == BC_TEXT_LOC_BELOWEMBED) {
+    geWidth = 0;
+  } else if (m_locTextLoc == BC_TEXT_LOC_ABOVE ||
+             m_locTextLoc == BC_TEXT_LOC_BELOW) {
+    geWidth = (float)barWidth;
+  }
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  CalcTextInfo(str, pCharPos, m_pFont, geWidth, iFontSize, charsLen);
+  if (charsLen < 1) {
+    return;
+  }
+  int32_t locX = 0;
+  int32_t locY = 0;
+  switch (m_locTextLoc) {
+    case BC_TEXT_LOC_ABOVEEMBED:
+      locX = (int32_t)(barWidth - charsLen) / 2;
+      locY = 0;
+      geWidth = charsLen;
+      break;
+    case BC_TEXT_LOC_ABOVE:
+      locX = 0;
+      locY = 0;
+      geWidth = (float)barWidth;
+      break;
+    case BC_TEXT_LOC_BELOWEMBED:
+      locX = (int32_t)(barWidth - charsLen) / 2;
+      locY = m_Height - iTextHeight;
+      geWidth = charsLen;
+      break;
+    case BC_TEXT_LOC_BELOW:
+    default:
+      locX = 0;
+      locY = m_Height - iTextHeight;
+      geWidth = (float)barWidth;
+      break;
+  }
+  if (device) {
+    ShowDeviceChars(device, matrix, str, geWidth, pCharPos, (float)locX,
+                    (float)locY, barWidth);
+  } else {
+    ShowBitmapChars(pOutBitmap, str, geWidth, pCharPos, (float)locX,
+                    (float)locY, barWidth);
+  }
+  FX_Free(pCharPos);
+}
+
+void CBC_OneDimWriter::RenderBitmapResult(
+    CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+    const CFX_WideStringC& contents,
+    int32_t& e) {
+  if (!m_output)
+    if (e != BCExceptionNO)
+      return;
+
+  pOutBitmap = CreateDIBitmap(m_output->GetWidth(), m_output->GetHeight());
+  pOutBitmap->Clear(m_backgroundColor);
+  if (!pOutBitmap) {
+    e = BCExceptionFailToCreateBitmap;
+    return;
+  }
+  for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+    for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+      if (m_output->Get(x, y)) {
+        pOutBitmap->SetPixel(x, y, m_barColor);
+      }
+    }
+  }
+  int32_t i = 0;
+  for (; i < contents.GetLength(); i++) {
+    if (contents.GetAt(i) != ' ')
+      break;
+  }
+  if (m_locTextLoc != BC_TEXT_LOC_NONE && i < contents.GetLength()) {
+    ShowChars(contents, pOutBitmap, nullptr, nullptr, m_barWidth, m_multiple,
+              e);
+    if (e != BCExceptionNO)
+      return;
+  }
+  pOutBitmap = pOutBitmap->StretchTo(m_Width, m_Height);
+}
+
+void CBC_OneDimWriter::RenderDeviceResult(CFX_RenderDevice* device,
+                                          const CFX_Matrix* matrix,
+                                          const CFX_WideStringC& contents,
+                                          int32_t& e) {
+  if (!m_output)
+    if (e != BCExceptionNO)
+      return;
+
+  CFX_GraphStateData stateData;
+  CFX_PathData path;
+  path.AppendRect(0, 0, (float)m_Width, (float)m_Height);
+  device->DrawPath(&path, matrix, &stateData, m_backgroundColor,
+                   m_backgroundColor, FXFILL_ALTERNATE);
+  CFX_Matrix matri(m_outputHScale, 0.0, 0.0, (float)m_Height, 0.0, 0.0);
+  matri.Concat(*matrix);
+  for (int32_t x = 0; x < m_output->GetWidth(); x++) {
+    for (int32_t y = 0; y < m_output->GetHeight(); y++) {
+      CFX_PathData rect;
+      rect.AppendRect((float)x, (float)y, (float)(x + 1), (float)(y + 1));
+      if (m_output->Get(x, y)) {
+        CFX_GraphStateData data;
+        device->DrawPath(&rect, &matri, &data, m_barColor, 0, FXFILL_WINDING);
+      }
+    }
+  }
+  int32_t i = 0;
+  for (; i < contents.GetLength(); i++)
+    if (contents.GetAt(i) != ' ') {
+      break;
+    }
+  if (m_locTextLoc != BC_TEXT_LOC_NONE && i < contents.GetLength()) {
+    ShowChars(contents, nullptr, device, matrix, m_barWidth, m_multiple, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+}
+
+void CBC_OneDimWriter::RenderResult(const CFX_WideStringC& contents,
+                                    uint8_t* code,
+                                    int32_t codeLength,
+                                    bool isDevice,
+                                    int32_t& e) {
+  if (codeLength < 1) {
+    if (e != BCExceptionNO)
+      return;
+  }
+  if (m_ModuleHeight < 20.0) {
+    m_ModuleHeight = 20;
+  }
+  int32_t codeOldLength = codeLength;
+  int32_t leftPadding = 0;
+  int32_t rightPadding = 0;
+  if (m_bLeftPadding) {
+    leftPadding = 7;
+  }
+  if (m_bRightPadding) {
+    rightPadding = 7;
+  }
+  codeLength += leftPadding;
+  codeLength += rightPadding;
+  m_outputHScale = 1.0;
+  if (m_Width > 0) {
+    m_outputHScale = (float)m_Width / (float)codeLength;
+  }
+  if (!isDevice) {
+    m_outputHScale =
+        std::max(m_outputHScale, static_cast<float>(m_ModuleWidth));
+  }
+  float dataLengthScale = 1.0;
+  if (m_iDataLenth > 0 && contents.GetLength() != 0) {
+    dataLengthScale = float(contents.GetLength()) / float(m_iDataLenth);
+  }
+  if (m_iDataLenth > 0 && contents.GetLength() == 0) {
+    dataLengthScale = float(1) / float(m_iDataLenth);
+  }
+  m_multiple = 1;
+  if (!isDevice) {
+    m_multiple = (int32_t)ceil(m_outputHScale * dataLengthScale);
+  }
+  int32_t outputHeight = 1;
+  if (!isDevice) {
+    if (m_Height == 0) {
+      outputHeight = std::max(20, m_ModuleHeight);
+    } else {
+      outputHeight = m_Height;
+    }
+  }
+  int32_t outputWidth = codeLength;
+  if (!isDevice) {
+    outputWidth = (int32_t)(codeLength * m_multiple / dataLengthScale);
+  }
+  m_barWidth = m_Width;
+  if (!isDevice) {
+    m_barWidth = codeLength * m_multiple;
+  }
+  m_output = pdfium::MakeUnique<CBC_CommonBitMatrix>();
+  m_output->Init(outputWidth, outputHeight);
+  int32_t outputX = leftPadding * m_multiple;
+  for (int32_t inputX = 0; inputX < codeOldLength; inputX++) {
+    if (code[inputX] == 1) {
+      if (outputX >= outputWidth) {
+        break;
+      }
+      if (outputX + m_multiple > outputWidth && outputWidth - outputX > 0) {
+        m_output->SetRegion(outputX, 0, outputWidth - outputX, outputHeight, e);
+        break;
+      }
+      m_output->SetRegion(outputX, 0, m_multiple, outputHeight, e);
+      if (e != BCExceptionNO)
+        return;
+    }
+    outputX += m_multiple;
+  }
+}
+
+bool CBC_OneDimWriter::CheckContentValidity(const CFX_WideStringC& contents) {
+  return true;
+}
+
+CFX_WideString CBC_OneDimWriter::FilterContents(
+    const CFX_WideStringC& contents) {
+  return CFX_WideString();
+}
+
+CFX_WideString CBC_OneDimWriter::RenderTextContents(
+    const CFX_WideStringC& contents) {
+  return CFX_WideString();
+}
diff --git a/fxbarcode/oned/BC_OneDimWriter.h b/fxbarcode/oned/BC_OneDimWriter.h
new file mode 100644
index 0000000..11a1ed4
--- /dev/null
+++ b/fxbarcode/oned/BC_OneDimWriter.h
@@ -0,0 +1,118 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_ONED_BC_ONEDIMWRITER_H_
+#define FXBARCODE_ONED_BC_ONEDIMWRITER_H_
+
+#include <memory>
+
+#include "core/fxge/cfx_renderdevice.h"
+#include "fxbarcode/BC_Library.h"
+#include "fxbarcode/BC_Writer.h"
+
+class CBC_CommonBitMatrix;
+class CFX_Font;
+class CFX_RenderDevice;
+
+class CBC_OneDimWriter : public CBC_Writer {
+ public:
+  CBC_OneDimWriter();
+  ~CBC_OneDimWriter() override;
+
+  virtual uint8_t* Encode(const CFX_ByteString& contents,
+                          BCFORMAT format,
+                          int32_t& outWidth,
+                          int32_t& outHeight,
+                          int32_t& e);
+  virtual uint8_t* Encode(const CFX_ByteString& contents,
+                          BCFORMAT format,
+                          int32_t& outWidth,
+                          int32_t& outHeight,
+                          int32_t hints,
+                          int32_t& e);
+  virtual uint8_t* Encode(const CFX_ByteString& contents,
+                          int32_t& outLength,
+                          int32_t& e);
+
+  virtual void RenderResult(const CFX_WideStringC& contents,
+                            uint8_t* code,
+                            int32_t codeLength,
+                            bool isDevice,
+                            int32_t& e);
+  virtual void RenderBitmapResult(CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                                  const CFX_WideStringC& contents,
+                                  int32_t& e);
+  virtual void RenderDeviceResult(CFX_RenderDevice* device,
+                                  const CFX_Matrix* matrix,
+                                  const CFX_WideStringC& contents,
+                                  int32_t& e);
+  virtual bool CheckContentValidity(const CFX_WideStringC& contents);
+  virtual CFX_WideString FilterContents(const CFX_WideStringC& contents);
+  virtual CFX_WideString RenderTextContents(const CFX_WideStringC& contents);
+  virtual void SetPrintChecksum(bool checksum);
+  virtual void SetDataLength(int32_t length);
+  virtual void SetCalcChecksum(bool state);
+  virtual void SetFontSize(float size);
+  virtual void SetFontStyle(int32_t style);
+  virtual void SetFontColor(FX_ARGB color);
+  bool SetFont(CFX_Font* cFont);
+
+ protected:
+  virtual void CalcTextInfo(const CFX_ByteString& text,
+                            FXTEXT_CHARPOS* charPos,
+                            CFX_Font* cFont,
+                            float geWidth,
+                            int32_t fontSize,
+                            float& charsLen);
+  virtual void ShowChars(const CFX_WideStringC& contents,
+                         const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                         CFX_RenderDevice* device,
+                         const CFX_Matrix* matrix,
+                         int32_t barWidth,
+                         int32_t multiple,
+                         int32_t& e);
+  virtual void ShowBitmapChars(const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                               const CFX_ByteString str,
+                               float geWidth,
+                               FXTEXT_CHARPOS* pCharPos,
+                               float locX,
+                               float locY,
+                               int32_t barWidth);
+  virtual void ShowDeviceChars(CFX_RenderDevice* device,
+                               const CFX_Matrix* matrix,
+                               const CFX_ByteString str,
+                               float geWidth,
+                               FXTEXT_CHARPOS* pCharPos,
+                               float locX,
+                               float locY,
+                               int32_t barWidth);
+  virtual int32_t AppendPattern(uint8_t* target,
+                                int32_t pos,
+                                const int32_t* pattern,
+                                int32_t patternLength,
+                                int32_t startColor,
+                                int32_t& e);
+
+  wchar_t Upper(wchar_t ch);
+
+  bool m_bPrintChecksum;
+  int32_t m_iDataLenth;
+  bool m_bCalcChecksum;
+  CFX_Font* m_pFont;
+  float m_fFontSize;
+  int32_t m_iFontStyle;
+  uint32_t m_fontColor;
+  BC_TEXT_LOC m_locTextLoc;
+  int32_t m_iContentLen;
+  bool m_bLeftPadding;
+  bool m_bRightPadding;
+  std::unique_ptr<CBC_CommonBitMatrix> m_output;
+  int32_t m_barWidth;
+  int32_t m_multiple;
+  float m_outputHScale;
+};
+
+#endif  // FXBARCODE_ONED_BC_ONEDIMWRITER_H_
diff --git a/fxbarcode/oned/BC_OnedCodaBarWriter.cpp b/fxbarcode/oned/BC_OnedCodaBarWriter.cpp
new file mode 100644
index 0000000..6c04caf
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedCodaBarWriter.cpp
@@ -0,0 +1,239 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/common/BC_CommonBitArray.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+#include "fxbarcode/oned/BC_OnedCodaBarWriter.h"
+
+namespace {
+
+const char ALPHABET_STRING[] = "0123456789-$:/.+ABCDTN";
+
+const int32_t CHARACTER_ENCODINGS[22] = {
+    0x003, 0x006, 0x009, 0x060, 0x012, 0x042, 0x021, 0x024,
+    0x030, 0x048, 0x00c, 0x018, 0x045, 0x051, 0x054, 0x015,
+    0x01A, 0x029, 0x00B, 0x00E, 0x01A, 0x029};
+
+const char START_END_CHARS[] = {'A', 'B', 'C', 'D', 'T', 'N', '*', 'E',
+                                'a', 'b', 'c', 'd', 't', 'n', 'e'};
+const char CONTENT_CHARS[] = {'0', '1', '2', '3', '4', '5', '6', '7',
+                              '8', '9', '-', '$', '/', ':', '+', '.'};
+
+}  // namespace
+
+CBC_OnedCodaBarWriter::CBC_OnedCodaBarWriter() {
+  m_chStart = 'A';
+  m_chEnd = 'B';
+  m_iWideNarrRatio = 2;
+}
+CBC_OnedCodaBarWriter::~CBC_OnedCodaBarWriter() {}
+bool CBC_OnedCodaBarWriter::SetStartChar(char start) {
+  for (size_t i = 0; i < FX_ArraySize(START_END_CHARS); ++i) {
+    if (START_END_CHARS[i] == start) {
+      m_chStart = start;
+      return true;
+    }
+  }
+  return false;
+}
+
+bool CBC_OnedCodaBarWriter::SetEndChar(char end) {
+  for (size_t i = 0; i < FX_ArraySize(START_END_CHARS); ++i) {
+    if (START_END_CHARS[i] == end) {
+      m_chEnd = end;
+      return true;
+    }
+  }
+  return false;
+}
+void CBC_OnedCodaBarWriter::SetDataLength(int32_t length) {
+  m_iDataLenth = length + 2;
+}
+bool CBC_OnedCodaBarWriter::SetTextLocation(BC_TEXT_LOC location) {
+  if (location < BC_TEXT_LOC_NONE || location > BC_TEXT_LOC_BELOWEMBED) {
+    return false;
+  }
+  m_locTextLoc = location;
+  return true;
+}
+bool CBC_OnedCodaBarWriter::SetWideNarrowRatio(int32_t ratio) {
+  if (ratio < 2 || ratio > 3) {
+    return false;
+  }
+  m_iWideNarrRatio = ratio;
+  return true;
+}
+bool CBC_OnedCodaBarWriter::FindChar(wchar_t ch, bool isContent) {
+  if (isContent) {
+    for (size_t i = 0; i < FX_ArraySize(CONTENT_CHARS); ++i) {
+      if (ch == (wchar_t)CONTENT_CHARS[i]) {
+        return true;
+      }
+    }
+    for (size_t j = 0; j < FX_ArraySize(START_END_CHARS); ++j) {
+      if (ch == (wchar_t)START_END_CHARS[j]) {
+        return true;
+      }
+    }
+    return false;
+  } else {
+    for (size_t i = 0; i < FX_ArraySize(CONTENT_CHARS); ++i) {
+      if (ch == (wchar_t)CONTENT_CHARS[i]) {
+        return true;
+      }
+    }
+    return false;
+  }
+}
+bool CBC_OnedCodaBarWriter::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  wchar_t ch;
+  int32_t index = 0;
+  for (index = 0; index < contents.GetLength(); index++) {
+    ch = contents.GetAt(index);
+    if (FindChar(ch, false)) {
+      continue;
+    } else {
+      return false;
+    }
+  }
+  return true;
+}
+CFX_WideString CBC_OnedCodaBarWriter::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  wchar_t ch;
+  for (int32_t index = 0; index < contents.GetLength(); index++) {
+    ch = contents.GetAt(index);
+    if (ch > 175) {
+      index++;
+      continue;
+    }
+    if (FindChar(ch, true)) {
+      filtercontents += ch;
+    } else {
+      continue;
+    }
+  }
+  return filtercontents;
+}
+uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t hints,
+                                       int32_t& e) {
+  if (format != BCFORMAT_CODABAR) {
+    e = BCExceptionOnlyEncodeCODEBAR;
+    return nullptr;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedCodaBarWriter::Encode(const CFX_ByteString& contents,
+                                       int32_t& outLength,
+                                       int32_t& e) {
+  CFX_ByteString data = m_chStart + contents + m_chEnd;
+  m_iContentLen = data.GetLength();
+  uint8_t* result = FX_Alloc2D(uint8_t, m_iWideNarrRatio * 7, data.GetLength());
+  char ch;
+  int32_t position = 0;
+  for (int32_t index = 0; index < data.GetLength(); index++) {
+    ch = data.GetAt(index);
+    if (((ch >= 'a') && (ch <= 'z'))) {
+      ch = ch - 32;
+    }
+    switch (ch) {
+      case 'T':
+        ch = 'A';
+        break;
+      case 'N':
+        ch = 'B';
+        break;
+      case '*':
+        ch = 'C';
+        break;
+      case 'E':
+        ch = 'D';
+        break;
+      default:
+        break;
+    }
+    int32_t code = 0;
+    int32_t len = (int32_t)strlen(ALPHABET_STRING);
+    for (int32_t i = 0; i < len; i++) {
+      if (ch == ALPHABET_STRING[i]) {
+        code = CHARACTER_ENCODINGS[i];
+        break;
+      }
+    }
+    uint8_t color = 1;
+    int32_t counter = 0;
+    int32_t bit = 0;
+    while (bit < 7) {
+      result[position] = color;
+      position++;
+      if (((code >> (6 - bit)) & 1) == 0 || counter == m_iWideNarrRatio - 1) {
+        color = !color;
+        bit++;
+        counter = 0;
+      } else {
+        counter++;
+      }
+    }
+    if (index < data.GetLength() - 1) {
+      result[position] = 0;
+      position++;
+    }
+  }
+  outLength = position;
+  return result;
+}
+CFX_WideString CBC_OnedCodaBarWriter::encodedContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString strStart(m_chStart);
+  CFX_WideString strEnd(m_chEnd);
+  return strStart + contents + strEnd;
+}
+void CBC_OnedCodaBarWriter::RenderResult(const CFX_WideStringC& contents,
+                                         uint8_t* code,
+                                         int32_t codeLength,
+                                         bool isDevice,
+                                         int32_t& e) {
+  CBC_OneDimWriter::RenderResult(encodedContents(contents).AsStringC(), code,
+                                 codeLength, isDevice, e);
+}
diff --git a/fxbarcode/oned/BC_OnedCodaBarWriter.h b/fxbarcode/oned/BC_OnedCodaBarWriter.h
new file mode 100644
index 0000000..f9ecc1b
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedCodaBarWriter.h
@@ -0,0 +1,58 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_ONED_BC_ONEDCODABARWRITER_H_
+#define FXBARCODE_ONED_BC_ONEDCODABARWRITER_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "fxbarcode/BC_Library.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+
+class CBC_OnedCodaBarWriter : public CBC_OneDimWriter {
+ public:
+  CBC_OnedCodaBarWriter();
+  ~CBC_OnedCodaBarWriter() override;
+
+  // CBC_OneDimWriter
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e) override;
+  bool CheckContentValidity(const CFX_WideStringC& contents) override;
+  CFX_WideString FilterContents(const CFX_WideStringC& contents) override;
+  void SetDataLength(int32_t length) override;
+
+  virtual CFX_WideString encodedContents(const CFX_WideStringC& contents);
+  virtual bool SetStartChar(char start);
+  virtual bool SetEndChar(char end);
+  virtual bool SetTextLocation(BC_TEXT_LOC location);
+  virtual bool SetWideNarrowRatio(int32_t ratio);
+  virtual bool FindChar(wchar_t ch, bool isContent);
+
+ private:
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    bool isDevice,
+                    int32_t& e) override;
+
+  char m_chStart;
+  char m_chEnd;
+  int32_t m_iWideNarrRatio;
+};
+
+#endif  // FXBARCODE_ONED_BC_ONEDCODABARWRITER_H_
diff --git a/fxbarcode/oned/BC_OnedCode128Writer.cpp b/fxbarcode/oned/BC_OnedCode128Writer.cpp
new file mode 100644
index 0000000..d4f05a3
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedCode128Writer.cpp
@@ -0,0 +1,276 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2010 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+#include "fxbarcode/oned/BC_OnedCode128Writer.h"
+
+namespace {
+
+const int32_t CODE_PATTERNS[107][7] = {
+    {2, 1, 2, 2, 2, 2, 0}, {2, 2, 2, 1, 2, 2, 0}, {2, 2, 2, 2, 2, 1, 0},
+    {1, 2, 1, 2, 2, 3, 0}, {1, 2, 1, 3, 2, 2, 0}, {1, 3, 1, 2, 2, 2, 0},
+    {1, 2, 2, 2, 1, 3, 0}, {1, 2, 2, 3, 1, 2, 0}, {1, 3, 2, 2, 1, 2, 0},
+    {2, 2, 1, 2, 1, 3, 0}, {2, 2, 1, 3, 1, 2, 0}, {2, 3, 1, 2, 1, 2, 0},
+    {1, 1, 2, 2, 3, 2, 0}, {1, 2, 2, 1, 3, 2, 0}, {1, 2, 2, 2, 3, 1, 0},
+    {1, 1, 3, 2, 2, 2, 0}, {1, 2, 3, 1, 2, 2, 0}, {1, 2, 3, 2, 2, 1, 0},
+    {2, 2, 3, 2, 1, 1, 0}, {2, 2, 1, 1, 3, 2, 0}, {2, 2, 1, 2, 3, 1, 0},
+    {2, 1, 3, 2, 1, 2, 0}, {2, 2, 3, 1, 1, 2, 0}, {3, 1, 2, 1, 3, 1, 0},
+    {3, 1, 1, 2, 2, 2, 0}, {3, 2, 1, 1, 2, 2, 0}, {3, 2, 1, 2, 2, 1, 0},
+    {3, 1, 2, 2, 1, 2, 0}, {3, 2, 2, 1, 1, 2, 0}, {3, 2, 2, 2, 1, 1, 0},
+    {2, 1, 2, 1, 2, 3, 0}, {2, 1, 2, 3, 2, 1, 0}, {2, 3, 2, 1, 2, 1, 0},
+    {1, 1, 1, 3, 2, 3, 0}, {1, 3, 1, 1, 2, 3, 0}, {1, 3, 1, 3, 2, 1, 0},
+    {1, 1, 2, 3, 1, 3, 0}, {1, 3, 2, 1, 1, 3, 0}, {1, 3, 2, 3, 1, 1, 0},
+    {2, 1, 1, 3, 1, 3, 0}, {2, 3, 1, 1, 1, 3, 0}, {2, 3, 1, 3, 1, 1, 0},
+    {1, 1, 2, 1, 3, 3, 0}, {1, 1, 2, 3, 3, 1, 0}, {1, 3, 2, 1, 3, 1, 0},
+    {1, 1, 3, 1, 2, 3, 0}, {1, 1, 3, 3, 2, 1, 0}, {1, 3, 3, 1, 2, 1, 0},
+    {3, 1, 3, 1, 2, 1, 0}, {2, 1, 1, 3, 3, 1, 0}, {2, 3, 1, 1, 3, 1, 0},
+    {2, 1, 3, 1, 1, 3, 0}, {2, 1, 3, 3, 1, 1, 0}, {2, 1, 3, 1, 3, 1, 0},
+    {3, 1, 1, 1, 2, 3, 0}, {3, 1, 1, 3, 2, 1, 0}, {3, 3, 1, 1, 2, 1, 0},
+    {3, 1, 2, 1, 1, 3, 0}, {3, 1, 2, 3, 1, 1, 0}, {3, 3, 2, 1, 1, 1, 0},
+    {3, 1, 4, 1, 1, 1, 0}, {2, 2, 1, 4, 1, 1, 0}, {4, 3, 1, 1, 1, 1, 0},
+    {1, 1, 1, 2, 2, 4, 0}, {1, 1, 1, 4, 2, 2, 0}, {1, 2, 1, 1, 2, 4, 0},
+    {1, 2, 1, 4, 2, 1, 0}, {1, 4, 1, 1, 2, 2, 0}, {1, 4, 1, 2, 2, 1, 0},
+    {1, 1, 2, 2, 1, 4, 0}, {1, 1, 2, 4, 1, 2, 0}, {1, 2, 2, 1, 1, 4, 0},
+    {1, 2, 2, 4, 1, 1, 0}, {1, 4, 2, 1, 1, 2, 0}, {1, 4, 2, 2, 1, 1, 0},
+    {2, 4, 1, 2, 1, 1, 0}, {2, 2, 1, 1, 1, 4, 0}, {4, 1, 3, 1, 1, 1, 0},
+    {2, 4, 1, 1, 1, 2, 0}, {1, 3, 4, 1, 1, 1, 0}, {1, 1, 1, 2, 4, 2, 0},
+    {1, 2, 1, 1, 4, 2, 0}, {1, 2, 1, 2, 4, 1, 0}, {1, 1, 4, 2, 1, 2, 0},
+    {1, 2, 4, 1, 1, 2, 0}, {1, 2, 4, 2, 1, 1, 0}, {4, 1, 1, 2, 1, 2, 0},
+    {4, 2, 1, 1, 1, 2, 0}, {4, 2, 1, 2, 1, 1, 0}, {2, 1, 2, 1, 4, 1, 0},
+    {2, 1, 4, 1, 2, 1, 0}, {4, 1, 2, 1, 2, 1, 0}, {1, 1, 1, 1, 4, 3, 0},
+    {1, 1, 1, 3, 4, 1, 0}, {1, 3, 1, 1, 4, 1, 0}, {1, 1, 4, 1, 1, 3, 0},
+    {1, 1, 4, 3, 1, 1, 0}, {4, 1, 1, 1, 1, 3, 0}, {4, 1, 1, 3, 1, 1, 0},
+    {1, 1, 3, 1, 4, 1, 0}, {1, 1, 4, 1, 3, 1, 0}, {3, 1, 1, 1, 4, 1, 0},
+    {4, 1, 1, 1, 3, 1, 0}, {2, 1, 1, 4, 1, 2, 0}, {2, 1, 1, 2, 1, 4, 0},
+    {2, 1, 1, 2, 3, 2, 0}, {2, 3, 3, 1, 1, 1, 2}};
+
+const int32_t CODE_START_B = 104;
+const int32_t CODE_START_C = 105;
+const int32_t CODE_STOP = 106;
+
+}  // namespace
+
+CBC_OnedCode128Writer::CBC_OnedCode128Writer() {
+  m_codeFormat = BC_CODE128_B;
+}
+CBC_OnedCode128Writer::CBC_OnedCode128Writer(BC_TYPE type) {
+  m_codeFormat = type;
+}
+CBC_OnedCode128Writer::~CBC_OnedCode128Writer() {}
+BC_TYPE CBC_OnedCode128Writer::GetType() {
+  return m_codeFormat;
+}
+bool CBC_OnedCode128Writer::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  bool ret = true;
+  int32_t position = 0;
+  int32_t patternIndex = -1;
+  if (m_codeFormat == BC_CODE128_B || m_codeFormat == BC_CODE128_C) {
+    while (position < contents.GetLength()) {
+      patternIndex = (int32_t)contents.GetAt(position);
+      if (patternIndex < 32 || patternIndex > 126 || patternIndex == 34) {
+        ret = false;
+        break;
+      }
+      position++;
+    }
+  } else {
+    ret = false;
+  }
+  return ret;
+}
+CFX_WideString CBC_OnedCode128Writer::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filterChineseChar;
+  wchar_t ch;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    ch = contents.GetAt(i);
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    filterChineseChar += ch;
+  }
+  CFX_WideString filtercontents;
+  if (m_codeFormat == BC_CODE128_B) {
+    for (int32_t i = 0; i < filterChineseChar.GetLength(); i++) {
+      ch = filterChineseChar.GetAt(i);
+      if (ch >= 32 && ch <= 126) {
+        filtercontents += ch;
+      } else {
+        continue;
+      }
+    }
+  } else if (m_codeFormat == BC_CODE128_C) {
+    for (int32_t i = 0; i < filterChineseChar.GetLength(); i++) {
+      ch = filterChineseChar.GetAt(i);
+      if (ch >= 32 && ch <= 106) {
+        filtercontents += ch;
+      } else {
+        continue;
+      }
+    }
+  } else {
+    filtercontents = contents;
+  }
+  return filtercontents;
+}
+bool CBC_OnedCode128Writer::SetTextLocation(BC_TEXT_LOC location) {
+  if (location < BC_TEXT_LOC_NONE || location > BC_TEXT_LOC_BELOWEMBED) {
+    return false;
+  }
+  m_locTextLoc = location;
+  return true;
+}
+uint8_t* CBC_OnedCode128Writer::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t hints,
+                                       int32_t& e) {
+  if (format != BCFORMAT_CODE_128) {
+    e = BCExceptionOnlyEncodeCODE_128;
+    return nullptr;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedCode128Writer::Encode(const CFX_ByteString& contents,
+                                       BCFORMAT format,
+                                       int32_t& outWidth,
+                                       int32_t& outHeight,
+                                       int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+bool CBC_OnedCode128Writer::IsDigits(const CFX_ByteString& contents,
+                                     int32_t start,
+                                     int32_t length) {
+  int32_t end = start + length;
+  for (int32_t i = start; i < end; i++) {
+    if (contents[i] < '0' || contents[i] > '9') {
+      return false;
+    }
+  }
+  return true;
+}
+
+uint8_t* CBC_OnedCode128Writer::Encode(const CFX_ByteString& contents,
+                                       int32_t& outLength,
+                                       int32_t& e) {
+  if (contents.GetLength() < 1 || contents.GetLength() > 80) {
+    e = BCExceptionContentsLengthShouldBetween1and80;
+    return nullptr;
+  }
+  std::vector<const int32_t*> patterns;
+  int32_t checkSum = 0;
+  if (m_codeFormat == BC_CODE128_B) {
+    checkSum = Encode128B(contents, &patterns);
+  } else if (m_codeFormat == BC_CODE128_C) {
+    checkSum = Encode128C(contents, &patterns);
+  } else {
+    e = BCExceptionFormatException;
+    return nullptr;
+  }
+  checkSum %= 103;
+  patterns.push_back(CODE_PATTERNS[checkSum]);
+  patterns.push_back(CODE_PATTERNS[CODE_STOP]);
+  m_iContentLen = contents.GetLength() + 3;
+  int32_t codeWidth = 0;
+  for (size_t k = 0; k < patterns.size(); k++) {
+    const int32_t* pattern = patterns[k];
+    for (size_t j = 0; j < 7; j++) {
+      codeWidth += pattern[j];
+    }
+  }
+  outLength = codeWidth;
+  uint8_t* result = FX_Alloc(uint8_t, outLength);
+  int32_t pos = 0;
+  for (size_t j = 0; j < patterns.size(); j++) {
+    const int32_t* pattern = patterns[j];
+    pos += AppendPattern(result, pos, pattern, 7, 1, e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return nullptr;
+    }
+  }
+  return result;
+}
+
+int32_t CBC_OnedCode128Writer::Encode128B(
+    const CFX_ByteString& contents,
+    std::vector<const int32_t*>* patterns) {
+  int32_t checkSum = 0;
+  int32_t checkWeight = 1;
+  int32_t position = 0;
+  patterns->push_back(CODE_PATTERNS[CODE_START_B]);
+  checkSum += CODE_START_B * checkWeight;
+  while (position < contents.GetLength()) {
+    int32_t patternIndex = 0;
+    patternIndex = contents[position] - ' ';
+    position += 1;
+    patterns->push_back(CODE_PATTERNS[patternIndex]);
+    checkSum += patternIndex * checkWeight;
+    if (position != 0) {
+      checkWeight++;
+    }
+  }
+  return checkSum;
+}
+
+int32_t CBC_OnedCode128Writer::Encode128C(
+    const CFX_ByteString& contents,
+    std::vector<const int32_t*>* patterns) {
+  int32_t checkSum = 0;
+  int32_t checkWeight = 1;
+  int32_t position = 0;
+  patterns->push_back(CODE_PATTERNS[CODE_START_C]);
+  checkSum += CODE_START_C * checkWeight;
+  while (position < contents.GetLength()) {
+    int32_t patternIndex = 0;
+    char ch = contents.GetAt(position);
+    if (ch < '0' || ch > '9') {
+      patternIndex = (int32_t)ch;
+      position++;
+    } else {
+      patternIndex = FXSYS_atoi(contents.Mid(position, 2).c_str());
+      if (contents.GetAt(position + 1) < '0' ||
+          contents.GetAt(position + 1) > '9') {
+        position += 1;
+      } else {
+        position += 2;
+      }
+    }
+    patterns->push_back(CODE_PATTERNS[patternIndex]);
+    checkSum += patternIndex * checkWeight;
+    if (position != 0) {
+      checkWeight++;
+    }
+  }
+  return checkSum;
+}
diff --git a/fxbarcode/oned/BC_OnedCode128Writer.h b/fxbarcode/oned/BC_OnedCode128Writer.h
new file mode 100644
index 0000000..34b2287
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedCode128Writer.h
@@ -0,0 +1,55 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_ONED_BC_ONEDCODE128WRITER_H_
+#define FXBARCODE_ONED_BC_ONEDCODE128WRITER_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+
+class CBC_OnedCode128Writer : public CBC_OneDimWriter {
+ public:
+  CBC_OnedCode128Writer();
+  explicit CBC_OnedCode128Writer(BC_TYPE type);
+  ~CBC_OnedCode128Writer() override;
+
+  // CBC_OneDimWriter
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e) override;
+
+  bool CheckContentValidity(const CFX_WideStringC& contents) override;
+  CFX_WideString FilterContents(const CFX_WideStringC& contents) override;
+
+  bool SetTextLocation(BC_TEXT_LOC location);
+
+  BC_TYPE GetType();
+
+ private:
+  bool IsDigits(const CFX_ByteString& contents, int32_t start, int32_t length);
+  int32_t Encode128B(const CFX_ByteString& contents,
+                     std::vector<const int32_t*>* patterns);
+  int32_t Encode128C(const CFX_ByteString& contents,
+                     std::vector<const int32_t*>* patterns);
+
+  BC_TYPE m_codeFormat;
+};
+
+#endif  // FXBARCODE_ONED_BC_ONEDCODE128WRITER_H_
diff --git a/fxbarcode/oned/BC_OnedCode39Writer.cpp b/fxbarcode/oned/BC_OnedCode39Writer.cpp
new file mode 100644
index 0000000..d454985
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedCode39Writer.cpp
@@ -0,0 +1,284 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2010 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+#include "fxbarcode/oned/BC_OnedCode39Writer.h"
+
+namespace {
+
+const char ALPHABET_STRING[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. *$/+%";
+
+const char CHECKSUM_STRING[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ-. $/+%";
+
+const int32_t CHARACTER_ENCODINGS[44] = {
+    0x034, 0x121, 0x061, 0x160, 0x031, 0x130, 0x070, 0x025, 0x124,
+    0x064, 0x109, 0x049, 0x148, 0x019, 0x118, 0x058, 0x00D, 0x10C,
+    0x04C, 0x01C, 0x103, 0x043, 0x142, 0x013, 0x112, 0x052, 0x007,
+    0x106, 0x046, 0x016, 0x181, 0x0C1, 0x1C0, 0x091, 0x190, 0x0D0,
+    0x085, 0x184, 0x0C4, 0x094, 0x0A8, 0x0A2, 0x08A, 0x02A};
+
+}  // namespace
+
+CBC_OnedCode39Writer::CBC_OnedCode39Writer() {
+  m_iWideNarrRatio = 3;
+}
+CBC_OnedCode39Writer::~CBC_OnedCode39Writer() {}
+bool CBC_OnedCode39Writer::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    wchar_t ch = contents.GetAt(i);
+    if ((ch >= (wchar_t)'0' && ch <= (wchar_t)'9') ||
+        (ch >= (wchar_t)'A' && ch <= (wchar_t)'Z') || ch == (wchar_t)'-' ||
+        ch == (wchar_t)'.' || ch == (wchar_t)' ' || ch == (wchar_t)'*' ||
+        ch == (wchar_t)'$' || ch == (wchar_t)'/' || ch == (wchar_t)'+' ||
+        ch == (wchar_t)'%') {
+      continue;
+    }
+    return false;
+  }
+  return true;
+}
+
+CFX_WideString CBC_OnedCode39Writer::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    wchar_t ch = contents.GetAt(i);
+    if (ch == (wchar_t)'*' && (i == 0 || i == contents.GetLength() - 1)) {
+      continue;
+    }
+    if (ch > 175) {
+      i++;
+      continue;
+    } else {
+      ch = Upper(ch);
+    }
+    if ((ch >= (wchar_t)'0' && ch <= (wchar_t)'9') ||
+        (ch >= (wchar_t)'A' && ch <= (wchar_t)'Z') || ch == (wchar_t)'-' ||
+        ch == (wchar_t)'.' || ch == (wchar_t)' ' || ch == (wchar_t)'*' ||
+        ch == (wchar_t)'$' || ch == (wchar_t)'/' || ch == (wchar_t)'+' ||
+        ch == (wchar_t)'%') {
+      filtercontents += ch;
+    }
+  }
+  return filtercontents;
+}
+
+CFX_WideString CBC_OnedCode39Writer::RenderTextContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString renderContents;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    wchar_t ch = contents.GetAt(i);
+    if (ch == (wchar_t)'*' && (i == 0 || i == contents.GetLength() - 1)) {
+      continue;
+    }
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if ((ch >= (wchar_t)'0' && ch <= (wchar_t)'9') ||
+        (ch >= (wchar_t)'A' && ch <= (wchar_t)'Z') ||
+        (ch >= (wchar_t)'a' && ch <= (wchar_t)'z') || ch == (wchar_t)'-' ||
+        ch == (wchar_t)'.' || ch == (wchar_t)' ' || ch == (wchar_t)'*' ||
+        ch == (wchar_t)'$' || ch == (wchar_t)'/' || ch == (wchar_t)'+' ||
+        ch == (wchar_t)'%') {
+      renderContents += ch;
+    }
+  }
+  return renderContents;
+}
+
+bool CBC_OnedCode39Writer::SetTextLocation(BC_TEXT_LOC location) {
+  if (location < BC_TEXT_LOC_NONE || location > BC_TEXT_LOC_BELOWEMBED) {
+    return false;
+  }
+  m_locTextLoc = location;
+  return true;
+}
+bool CBC_OnedCode39Writer::SetWideNarrowRatio(int32_t ratio) {
+  if (ratio < 2 || ratio > 3) {
+    return false;
+  }
+  m_iWideNarrRatio = ratio;
+  return true;
+}
+uint8_t* CBC_OnedCode39Writer::Encode(const CFX_ByteString& contents,
+                                      BCFORMAT format,
+                                      int32_t& outWidth,
+                                      int32_t& outHeight,
+                                      int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedCode39Writer::Encode(const CFX_ByteString& contents,
+                                      BCFORMAT format,
+                                      int32_t& outWidth,
+                                      int32_t& outHeight,
+                                      int32_t hints,
+                                      int32_t& e) {
+  if (format != BCFORMAT_CODE_39) {
+    e = BCExceptionOnlyEncodeCODE_39;
+    return nullptr;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+void CBC_OnedCode39Writer::ToIntArray(int32_t a, int32_t* toReturn) {
+  for (int32_t i = 0; i < 9; i++) {
+    toReturn[i] = (a & (1 << i)) == 0 ? 1 : m_iWideNarrRatio;
+  }
+}
+char CBC_OnedCode39Writer::CalcCheckSum(const CFX_ByteString& contents,
+                                        int32_t& e) {
+  int32_t length = contents.GetLength();
+  if (length > 80) {
+    e = BCExceptionContentsLengthShouldBetween1and80;
+    return '*';
+  }
+  int32_t checksum = 0;
+  int32_t len = (int32_t)strlen(ALPHABET_STRING);
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    int32_t j = 0;
+    for (; j < len; j++) {
+      if (ALPHABET_STRING[j] == contents[i]) {
+        if (contents[i] != '*') {
+          checksum += j;
+          break;
+        } else {
+          break;
+        }
+      }
+    }
+    if (j >= len) {
+      e = BCExceptionUnSupportedString;
+      return '*';
+    }
+  }
+  checksum = checksum % 43;
+  return CHECKSUM_STRING[checksum];
+}
+uint8_t* CBC_OnedCode39Writer::Encode(const CFX_ByteString& contents,
+                                      int32_t& outlength,
+                                      int32_t& e) {
+  char checksum = CalcCheckSum(contents, e);
+  if (checksum == '*') {
+    return nullptr;
+  }
+  int32_t widths[9] = {0};
+  int32_t wideStrideNum = 3;
+  int32_t narrStrideNum = 9 - wideStrideNum;
+  CFX_ByteString encodedContents = contents;
+  if (m_bCalcChecksum) {
+    encodedContents += checksum;
+  }
+  m_iContentLen = encodedContents.GetLength();
+  int32_t codeWidth = (wideStrideNum * m_iWideNarrRatio + narrStrideNum) * 2 +
+                      1 + m_iContentLen;
+  int32_t len = (int32_t)strlen(ALPHABET_STRING);
+  for (int32_t j = 0; j < m_iContentLen; j++) {
+    for (int32_t i = 0; i < len; i++) {
+      if (ALPHABET_STRING[i] == encodedContents[j]) {
+        ToIntArray(CHARACTER_ENCODINGS[i], widths);
+        for (int32_t k = 0; k < 9; k++) {
+          codeWidth += widths[k];
+        }
+      }
+    }
+  }
+  outlength = codeWidth;
+  uint8_t* result = FX_Alloc(uint8_t, codeWidth);
+  ToIntArray(CHARACTER_ENCODINGS[39], widths);
+  int32_t pos = AppendPattern(result, 0, widths, 9, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return nullptr;
+  }
+  int32_t narrowWhite[] = {1};
+  pos += AppendPattern(result, pos, narrowWhite, 1, 0, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return nullptr;
+  }
+  for (int32_t l = m_iContentLen - 1; l >= 0; l--) {
+    for (int32_t i = 0; i < len; i++) {
+      if (ALPHABET_STRING[i] == encodedContents[l]) {
+        ToIntArray(CHARACTER_ENCODINGS[i], widths);
+        pos += AppendPattern(result, pos, widths, 9, 1, e);
+        if (e != BCExceptionNO) {
+          FX_Free(result);
+          return nullptr;
+        }
+      }
+    }
+    pos += AppendPattern(result, pos, narrowWhite, 1, 0, e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return nullptr;
+    }
+  }
+  ToIntArray(CHARACTER_ENCODINGS[39], widths);
+  pos += AppendPattern(result, pos, widths, 9, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return nullptr;
+  }
+  for (int32_t i = 0; i < codeWidth / 2; i++) {
+    result[i] ^= result[codeWidth - 1 - i];
+    result[codeWidth - 1 - i] ^= result[i];
+    result[i] ^= result[codeWidth - 1 - i];
+  }
+  return result;
+}
+CFX_WideString CBC_OnedCode39Writer::encodedContents(
+    const CFX_WideStringC& contents,
+    int32_t& e) {
+  CFX_WideString encodedContents(contents);
+  if (m_bCalcChecksum && m_bPrintChecksum) {
+    CFX_WideString checksumContent = FilterContents(contents);
+    CFX_ByteString str = checksumContent.UTF8Encode();
+    char checksum;
+    checksum = CalcCheckSum(str, e);
+    if (e != BCExceptionNO)
+      return CFX_WideString();
+    str += checksum;
+    encodedContents += checksum;
+  }
+  return encodedContents;
+}
+void CBC_OnedCode39Writer::RenderResult(const CFX_WideStringC& contents,
+                                        uint8_t* code,
+                                        int32_t codeLength,
+                                        bool isDevice,
+                                        int32_t& e) {
+  CFX_WideString encodedCon = encodedContents(contents, e);
+  if (e != BCExceptionNO)
+    return;
+  CBC_OneDimWriter::RenderResult(encodedCon.AsStringC(), code, codeLength,
+                                 isDevice, e);
+}
diff --git a/fxbarcode/oned/BC_OnedCode39Writer.h b/fxbarcode/oned/BC_OnedCode39Writer.h
new file mode 100644
index 0000000..6926d93
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedCode39Writer.h
@@ -0,0 +1,54 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_ONED_BC_ONEDCODE39WRITER_H_
+#define FXBARCODE_ONED_BC_ONEDCODE39WRITER_H_
+
+#include "fxbarcode/BC_Library.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+
+class CBC_OnedCode39Writer : public CBC_OneDimWriter {
+ public:
+  CBC_OnedCode39Writer();
+  ~CBC_OnedCode39Writer() override;
+
+  // CBC_OneDimWriter
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e) override;
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    bool isDevice,
+                    int32_t& e) override;
+  bool CheckContentValidity(const CFX_WideStringC& contents) override;
+  CFX_WideString FilterContents(const CFX_WideStringC& contents) override;
+  CFX_WideString RenderTextContents(const CFX_WideStringC& contents) override;
+
+  virtual CFX_WideString encodedContents(const CFX_WideStringC& contents,
+                                         int32_t& e);
+  virtual bool SetTextLocation(BC_TEXT_LOC loction);
+  virtual bool SetWideNarrowRatio(int32_t ratio);
+
+ private:
+  void ToIntArray(int32_t a, int32_t* toReturn);
+  char CalcCheckSum(const CFX_ByteString& contents, int32_t& e);
+
+  int32_t m_iWideNarrRatio;
+};
+
+#endif  // FXBARCODE_ONED_BC_ONEDCODE39WRITER_H_
diff --git a/fxbarcode/oned/BC_OnedEAN13Writer.cpp b/fxbarcode/oned/BC_OnedEAN13Writer.cpp
new file mode 100644
index 0000000..697d8df
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedEAN13Writer.cpp
@@ -0,0 +1,306 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/fxge/cfx_fxgedevice.h"
+#include "core/fxge/cfx_gemodule.h"
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+#include "fxbarcode/oned/BC_OnedEAN13Writer.h"
+
+namespace {
+
+const int32_t FIRST_DIGIT_ENCODINGS[10] = {0x00, 0x0B, 0x0D, 0xE,  0x13,
+                                           0x19, 0x1C, 0x15, 0x16, 0x1A};
+const int32_t START_END_PATTERN[3] = {1, 1, 1};
+const int32_t MIDDLE_PATTERN[5] = {1, 1, 1, 1, 1};
+const int32_t L_PATTERNS[10][4] = {
+    {3, 2, 1, 1}, {2, 2, 2, 1}, {2, 1, 2, 2}, {1, 4, 1, 1}, {1, 1, 3, 2},
+    {1, 2, 3, 1}, {1, 1, 1, 4}, {1, 3, 1, 2}, {1, 2, 1, 3}, {3, 1, 1, 2}};
+const int32_t L_AND_G_PATTERNS[20][4] = {
+    {3, 2, 1, 1}, {2, 2, 2, 1}, {2, 1, 2, 2}, {1, 4, 1, 1}, {1, 1, 3, 2},
+    {1, 2, 3, 1}, {1, 1, 1, 4}, {1, 3, 1, 2}, {1, 2, 1, 3}, {3, 1, 1, 2},
+    {1, 1, 2, 3}, {1, 2, 2, 2}, {2, 2, 1, 2}, {1, 1, 4, 1}, {2, 3, 1, 1},
+    {1, 3, 2, 1}, {4, 1, 1, 1}, {2, 1, 3, 1}, {3, 1, 2, 1}, {2, 1, 1, 3}};
+
+}  // namespace
+
+CBC_OnedEAN13Writer::CBC_OnedEAN13Writer() {
+  m_bLeftPadding = true;
+  m_codeWidth = 3 + (7 * 6) + 5 + (7 * 6) + 3;
+}
+CBC_OnedEAN13Writer::~CBC_OnedEAN13Writer() {}
+bool CBC_OnedEAN13Writer::CheckContentValidity(
+    const CFX_WideStringC& contents) {
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    if (contents.GetAt(i) >= '0' && contents.GetAt(i) <= '9') {
+      continue;
+    } else {
+      return false;
+    }
+  }
+  return true;
+}
+CFX_WideString CBC_OnedEAN13Writer::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  wchar_t ch;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    ch = contents.GetAt(i);
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if (ch >= '0' && ch <= '9') {
+      filtercontents += ch;
+    }
+  }
+  return filtercontents;
+}
+int32_t CBC_OnedEAN13Writer::CalcChecksum(const CFX_ByteString& contents) {
+  int32_t odd = 0;
+  int32_t even = 0;
+  int32_t j = 1;
+  for (int32_t i = contents.GetLength() - 1; i >= 0; i--) {
+    if (j % 2) {
+      odd += FXSYS_atoi(contents.Mid(i, 1).c_str());
+    } else {
+      even += FXSYS_atoi(contents.Mid(i, 1).c_str());
+    }
+    j++;
+  }
+  int32_t checksum = (odd * 3 + even) % 10;
+  checksum = (10 - checksum) % 10;
+  return (checksum);
+}
+uint8_t* CBC_OnedEAN13Writer::Encode(const CFX_ByteString& contents,
+                                     BCFORMAT format,
+                                     int32_t& outWidth,
+                                     int32_t& outHeight,
+                                     int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedEAN13Writer::Encode(const CFX_ByteString& contents,
+                                     BCFORMAT format,
+                                     int32_t& outWidth,
+                                     int32_t& outHeight,
+                                     int32_t hints,
+                                     int32_t& e) {
+  if (format != BCFORMAT_EAN_13) {
+    e = BCExceptionOnlyEncodeEAN_13;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedEAN13Writer::Encode(const CFX_ByteString& contents,
+                                     int32_t& outLength,
+                                     int32_t& e) {
+  if (contents.GetLength() != 13) {
+    e = BCExceptionDigitLengthShould13;
+    return nullptr;
+  }
+  m_iDataLenth = 13;
+  int32_t firstDigit = FXSYS_atoi(contents.Mid(0, 1).c_str());
+  int32_t parities = FIRST_DIGIT_ENCODINGS[firstDigit];
+  outLength = m_codeWidth;
+  uint8_t* result = FX_Alloc(uint8_t, m_codeWidth);
+  int32_t pos = 0;
+  pos += AppendPattern(result, pos, START_END_PATTERN, 3, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return nullptr;
+  }
+  int32_t i = 0;
+  for (i = 1; i <= 6; i++) {
+    int32_t digit = FXSYS_atoi(contents.Mid(i, 1).c_str());
+    if ((parities >> (6 - i) & 1) == 1) {
+      digit += 10;
+    }
+    pos += AppendPattern(result, pos, L_AND_G_PATTERNS[digit], 4, 0, e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return nullptr;
+    }
+  }
+  pos += AppendPattern(result, pos, MIDDLE_PATTERN, 5, 0, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return nullptr;
+  }
+  for (i = 7; i <= 12; i++) {
+    int32_t digit = FXSYS_atoi(contents.Mid(i, 1).c_str());
+    pos += AppendPattern(result, pos, L_PATTERNS[digit], 4, 1, e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return nullptr;
+    }
+  }
+  pos += AppendPattern(result, pos, START_END_PATTERN, 3, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return nullptr;
+  }
+  return result;
+}
+
+void CBC_OnedEAN13Writer::ShowChars(
+    const CFX_WideStringC& contents,
+    const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+    CFX_RenderDevice* device,
+    const CFX_Matrix* matrix,
+    int32_t barWidth,
+    int32_t multiple,
+    int32_t& e) {
+  if (!device && !pOutBitmap) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+  int32_t leftPadding = 7 * multiple;
+  int32_t leftPosition = 3 * multiple + leftPadding;
+  CFX_ByteString str = FX_UTF8Encode(contents);
+  int32_t iLen = str.GetLength();
+  FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLen);
+  FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLen);
+  CFX_FxgeDevice geBitmap;
+  if (pOutBitmap)
+    geBitmap.Attach(pOutBitmap, false, nullptr, false);
+
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  CFX_ByteString tempStr = str.Mid(1, 6);
+  int32_t strWidth = multiple * 42;
+  if (!pOutBitmap) {
+    CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect((float)leftPosition, (float)(m_Height - iTextHeight),
+                       (float)(leftPosition + strWidth - 0.5), (float)m_Height);
+    matr.Concat(*matrix);
+    matr.TransformRect(rect);
+    FX_RECT re = rect.GetOuterRect();
+    device->FillRect(&re, m_backgroundColor);
+    CFX_FloatRect rect1((float)(leftPosition + 47 * multiple),
+                        (float)(m_Height - iTextHeight),
+                        (float)(leftPosition + 47 * multiple + strWidth - 0.5),
+                        (float)m_Height);
+    CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    matr1.Concat(*matrix);
+    matr1.TransformRect(rect1);
+    re = rect1.GetOuterRect();
+    device->FillRect(&re, m_backgroundColor);
+    int32_t strWidth1 = multiple * 7;
+    CFX_Matrix matr2(m_outputHScale, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f);
+    CFX_FloatRect rect2(0.0f, (float)(m_Height - iTextHeight),
+                        (float)strWidth1 - 0.5f, (float)m_Height);
+    matr2.Concat(*matrix);
+    matr2.TransformRect(rect2);
+    re = rect2.GetOuterRect();
+    device->FillRect(&re, m_backgroundColor);
+  }
+  float blank = 0.0;
+  iLen = tempStr.GetLength();
+  if (!pOutBitmap) {
+    strWidth = (int32_t)(strWidth * m_outputHScale);
+  }
+  CalcTextInfo(tempStr, pCharPos + 1, m_pFont, (float)strWidth, iFontSize,
+               blank);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (float)iFontSize);
+  CFX_FxgeDevice ge;
+  if (pOutBitmap) {
+    ge.Create(strWidth, iTextHeight, FXDIB_Argb, nullptr);
+    FX_RECT rect(0, 0, strWidth, iTextHeight);
+    ge.FillRect(&rect, m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 1, m_pFont,
+                      static_cast<float>(iFontSize), &affine_matrix,
+                      m_fontColor, FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0,
+                              (float)leftPosition * m_outputHScale,
+                              (float)(m_Height - iTextHeight) + iFontSize);
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 1, m_pFont,
+                           static_cast<float>(iFontSize), &affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(7, 6);
+  iLen = tempStr.GetLength();
+  CalcTextInfo(tempStr, pCharPos + 7, m_pFont, (float)strWidth, iFontSize,
+               blank);
+  if (pOutBitmap) {
+    FX_RECT rect1(0, 0, strWidth, iTextHeight);
+    ge.FillRect(&rect1, m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 7, m_pFont,
+                      static_cast<float>(iFontSize), &affine_matrix,
+                      m_fontColor, FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 47 * multiple,
+                       m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(
+        1.0, 0.0, 0.0, -1.0,
+        (float)(leftPosition + 47 * multiple) * m_outputHScale,
+        (float)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 7, m_pFont,
+                           static_cast<float>(iFontSize), &affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(0, 1);
+  iLen = tempStr.GetLength();
+  strWidth = multiple * 7;
+  if (!pOutBitmap)
+    strWidth = (int32_t)(strWidth * m_outputHScale);
+
+  CalcTextInfo(tempStr, pCharPos, m_pFont, (float)strWidth, iFontSize, blank);
+  if (pOutBitmap) {
+    ge.Create(strWidth, iTextHeight, FXDIB_Argb, nullptr);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos, m_pFont, static_cast<float>(iFontSize),
+                      &affine_matrix, m_fontColor, FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), 0, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0, 0.0,
+                              (float)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos, m_pFont,
+                           static_cast<float>(iFontSize), &affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  FX_Free(pCharPos);
+}
+
+void CBC_OnedEAN13Writer::RenderResult(const CFX_WideStringC& contents,
+                                       uint8_t* code,
+                                       int32_t codeLength,
+                                       bool isDevice,
+                                       int32_t& e) {
+  CBC_OneDimWriter::RenderResult(contents, code, codeLength, isDevice, e);
+}
diff --git a/fxbarcode/oned/BC_OnedEAN13Writer.h b/fxbarcode/oned/BC_OnedEAN13Writer.h
new file mode 100644
index 0000000..1e99159
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedEAN13Writer.h
@@ -0,0 +1,60 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_ONED_BC_ONEDEAN13WRITER_H_
+#define FXBARCODE_ONED_BC_ONEDEAN13WRITER_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+
+class CFX_DIBitmap;
+class CFX_RenderDevice;
+
+class CBC_OnedEAN13Writer : public CBC_OneDimWriter {
+ public:
+  CBC_OnedEAN13Writer();
+  ~CBC_OnedEAN13Writer() override;
+
+  // CBC_OneDimWriter
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e) override;
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    bool isDevice,
+                    int32_t& e) override;
+  bool CheckContentValidity(const CFX_WideStringC& contents) override;
+  CFX_WideString FilterContents(const CFX_WideStringC& contents) override;
+
+  int32_t CalcChecksum(const CFX_ByteString& contents);
+
+ protected:
+  void ShowChars(const CFX_WideStringC& contents,
+                 const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                 CFX_RenderDevice* device,
+                 const CFX_Matrix* matrix,
+                 int32_t barWidth,
+                 int32_t multiple,
+                 int32_t& e) override;
+
+ private:
+  int32_t m_codeWidth;
+};
+
+#endif  // FXBARCODE_ONED_BC_ONEDEAN13WRITER_H_
diff --git a/fxbarcode/oned/BC_OnedEAN8Writer.cpp b/fxbarcode/oned/BC_OnedEAN8Writer.cpp
new file mode 100644
index 0000000..5d1666d
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedEAN8Writer.cpp
@@ -0,0 +1,268 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2009 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/fxge/cfx_fxgedevice.h"
+#include "core/fxge/cfx_gemodule.h"
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+#include "fxbarcode/oned/BC_OnedEAN8Writer.h"
+
+namespace {
+
+const int32_t START_END_PATTERN[3] = {1, 1, 1};
+const int32_t MIDDLE_PATTERN[5] = {1, 1, 1, 1, 1};
+const int32_t L_PATTERNS[10][4] = {
+    {3, 2, 1, 1}, {2, 2, 2, 1}, {2, 1, 2, 2}, {1, 4, 1, 1}, {1, 1, 3, 2},
+    {1, 2, 3, 1}, {1, 1, 1, 4}, {1, 3, 1, 2}, {1, 2, 1, 3}, {3, 1, 1, 2}};
+
+}  // namespace
+
+CBC_OnedEAN8Writer::CBC_OnedEAN8Writer() {
+  m_iDataLenth = 8;
+  m_codeWidth = 3 + (7 * 4) + 5 + (7 * 4) + 3;
+}
+CBC_OnedEAN8Writer::~CBC_OnedEAN8Writer() {}
+void CBC_OnedEAN8Writer::SetDataLength(int32_t length) {
+  m_iDataLenth = 8;
+}
+bool CBC_OnedEAN8Writer::SetTextLocation(BC_TEXT_LOC location) {
+  if (location == BC_TEXT_LOC_BELOWEMBED) {
+    m_locTextLoc = location;
+    return true;
+  }
+  return false;
+}
+bool CBC_OnedEAN8Writer::CheckContentValidity(const CFX_WideStringC& contents) {
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    if (contents.GetAt(i) >= '0' && contents.GetAt(i) <= '9') {
+      continue;
+    } else {
+      return false;
+    }
+  }
+  return true;
+}
+CFX_WideString CBC_OnedEAN8Writer::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  wchar_t ch;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    ch = contents.GetAt(i);
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if (ch >= '0' && ch <= '9') {
+      filtercontents += ch;
+    }
+  }
+  return filtercontents;
+}
+int32_t CBC_OnedEAN8Writer::CalcChecksum(const CFX_ByteString& contents) {
+  int32_t odd = 0;
+  int32_t even = 0;
+  int32_t j = 1;
+  for (int32_t i = contents.GetLength() - 1; i >= 0; i--) {
+    if (j % 2) {
+      odd += FXSYS_atoi(contents.Mid(i, 1).c_str());
+    } else {
+      even += FXSYS_atoi(contents.Mid(i, 1).c_str());
+    }
+    j++;
+  }
+  int32_t checksum = (odd * 3 + even) % 10;
+  checksum = (10 - checksum) % 10;
+  return (checksum);
+}
+uint8_t* CBC_OnedEAN8Writer::Encode(const CFX_ByteString& contents,
+                                    BCFORMAT format,
+                                    int32_t& outWidth,
+                                    int32_t& outHeight,
+                                    int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedEAN8Writer::Encode(const CFX_ByteString& contents,
+                                    BCFORMAT format,
+                                    int32_t& outWidth,
+                                    int32_t& outHeight,
+                                    int32_t hints,
+                                    int32_t& e) {
+  if (format != BCFORMAT_EAN_8) {
+    e = BCExceptionOnlyEncodeEAN_8;
+    return nullptr;
+  }
+  uint8_t* ret =
+      CBC_OneDimWriter::Encode(contents, format, outWidth, outHeight, hints, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+uint8_t* CBC_OnedEAN8Writer::Encode(const CFX_ByteString& contents,
+                                    int32_t& outLength,
+                                    int32_t& e) {
+  if (contents.GetLength() != 8) {
+    e = BCExceptionDigitLengthMustBe8;
+    return nullptr;
+  }
+  outLength = m_codeWidth;
+  uint8_t* result = FX_Alloc(uint8_t, m_codeWidth);
+  int32_t pos = 0;
+  pos += AppendPattern(result, pos, START_END_PATTERN, 3, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return nullptr;
+  }
+  int32_t i = 0;
+  for (i = 0; i <= 3; i++) {
+    int32_t digit = FXSYS_atoi(contents.Mid(i, 1).c_str());
+    pos += AppendPattern(result, pos, L_PATTERNS[digit], 4, 0, e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return nullptr;
+    }
+  }
+  pos += AppendPattern(result, pos, MIDDLE_PATTERN, 5, 0, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return nullptr;
+  }
+  for (i = 4; i <= 7; i++) {
+    int32_t digit = FXSYS_atoi(contents.Mid(i, 1).c_str());
+    pos += AppendPattern(result, pos, L_PATTERNS[digit], 4, 1, e);
+    if (e != BCExceptionNO) {
+      FX_Free(result);
+      return nullptr;
+    }
+  }
+  pos += AppendPattern(result, pos, START_END_PATTERN, 3, 1, e);
+  if (e != BCExceptionNO) {
+    FX_Free(result);
+    return nullptr;
+  }
+  return result;
+}
+
+void CBC_OnedEAN8Writer::ShowChars(
+    const CFX_WideStringC& contents,
+    const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+    CFX_RenderDevice* device,
+    const CFX_Matrix* matrix,
+    int32_t barWidth,
+    int32_t multiple,
+    int32_t& e) {
+  if (!device && !pOutBitmap) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+
+  int32_t leftPosition = 3 * multiple;
+  CFX_ByteString str = FX_UTF8Encode(contents);
+  int32_t iLength = str.GetLength();
+  FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLength);
+  FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLength);
+  CFX_ByteString tempStr = str.Mid(0, 4);
+  int32_t iLen = tempStr.GetLength();
+  int32_t strWidth = 7 * multiple * 4;
+  float blank = 0.0;
+  CFX_FxgeDevice geBitmap;
+  if (pOutBitmap)
+    geBitmap.Attach(pOutBitmap, false, nullptr, false);
+
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  if (!pOutBitmap) {
+    CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect((float)leftPosition, (float)(m_Height - iTextHeight),
+                       (float)(leftPosition + strWidth - 0.5), (float)m_Height);
+    matr.Concat(*matrix);
+    matr.TransformRect(rect);
+    FX_RECT re = rect.GetOuterRect();
+    device->FillRect(&re, m_backgroundColor);
+    CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect1((float)(leftPosition + 33 * multiple),
+                        (float)(m_Height - iTextHeight),
+                        (float)(leftPosition + 33 * multiple + strWidth - 0.5),
+                        (float)m_Height);
+    matr1.Concat(*matrix);
+    matr1.TransformRect(rect1);
+    re = rect1.GetOuterRect();
+    device->FillRect(&re, m_backgroundColor);
+  }
+  if (!pOutBitmap)
+    strWidth = (int32_t)(strWidth * m_outputHScale);
+
+  CalcTextInfo(tempStr, pCharPos, m_pFont, (float)strWidth, iFontSize, blank);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (float)iFontSize);
+  CFX_FxgeDevice ge;
+  if (pOutBitmap) {
+    ge.Create(strWidth, iTextHeight, FXDIB_Argb, nullptr);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos, m_pFont, static_cast<float>(iFontSize),
+                      &affine_matrix, m_fontColor, FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0,
+                              (float)leftPosition * m_outputHScale,
+                              (float)(m_Height - iTextHeight + iFontSize));
+    affine_matrix1.Concat(*matrix);
+    device->DrawNormalText(iLen, pCharPos, m_pFont,
+                           static_cast<float>(iFontSize), &affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(4, 4);
+  iLen = tempStr.GetLength();
+  CalcTextInfo(tempStr, pCharPos + 4, m_pFont, (float)strWidth, iFontSize,
+               blank);
+  if (pOutBitmap) {
+    ge.Create(strWidth, iTextHeight, FXDIB_Argb, nullptr);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 4, m_pFont,
+                      static_cast<float>(iFontSize), &affine_matrix,
+                      m_fontColor, FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 33 * multiple,
+                       m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(
+        1.0, 0.0, 0.0, -1.0,
+        (float)(leftPosition + 33 * multiple) * m_outputHScale,
+        (float)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 4, m_pFont,
+                           static_cast<float>(iFontSize), &affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  FX_Free(pCharPos);
+}
+
+void CBC_OnedEAN8Writer::RenderResult(const CFX_WideStringC& contents,
+                                      uint8_t* code,
+                                      int32_t codeLength,
+                                      bool isDevice,
+                                      int32_t& e) {
+  CBC_OneDimWriter::RenderResult(contents, code, codeLength, isDevice, e);
+}
diff --git a/fxbarcode/oned/BC_OnedEAN8Writer.h b/fxbarcode/oned/BC_OnedEAN8Writer.h
new file mode 100644
index 0000000..1d26d16
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedEAN8Writer.h
@@ -0,0 +1,64 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_ONED_BC_ONEDEAN8WRITER_H_
+#define FXBARCODE_ONED_BC_ONEDEAN8WRITER_H_
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "fxbarcode/BC_Library.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+
+class CFX_DIBitmap;
+class CFX_RenderDevice;
+
+class CBC_OnedEAN8Writer : public CBC_OneDimWriter {
+ public:
+  CBC_OnedEAN8Writer();
+  ~CBC_OnedEAN8Writer() override;
+
+  // CBC_OneDimWriter
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e) override;
+
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    bool isDevice,
+                    int32_t& e) override;
+  bool CheckContentValidity(const CFX_WideStringC& contents) override;
+  CFX_WideString FilterContents(const CFX_WideStringC& contents) override;
+  void SetDataLength(int32_t length) override;
+
+  bool SetTextLocation(BC_TEXT_LOC location);
+  int32_t CalcChecksum(const CFX_ByteString& contents);
+
+ protected:
+  void ShowChars(const CFX_WideStringC& contents,
+                 const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                 CFX_RenderDevice* device,
+                 const CFX_Matrix* matrix,
+                 int32_t barWidth,
+                 int32_t multiple,
+                 int32_t& e) override;
+
+ private:
+  int32_t m_codeWidth;
+};
+
+#endif  // FXBARCODE_ONED_BC_ONEDEAN8WRITER_H_
diff --git a/fxbarcode/oned/BC_OnedUPCAWriter.cpp b/fxbarcode/oned/BC_OnedUPCAWriter.cpp
new file mode 100644
index 0000000..588c306
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedUPCAWriter.cpp
@@ -0,0 +1,286 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2010 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/fxge/cfx_fxgedevice.h"
+#include "core/fxge/cfx_gemodule.h"
+#include "fxbarcode/BC_Writer.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+#include "fxbarcode/oned/BC_OnedEAN13Writer.h"
+#include "fxbarcode/oned/BC_OnedUPCAWriter.h"
+#include "third_party/base/ptr_util.h"
+
+CBC_OnedUPCAWriter::CBC_OnedUPCAWriter() {
+  m_bLeftPadding = true;
+  m_bRightPadding = true;
+}
+
+void CBC_OnedUPCAWriter::Init() {
+  m_subWriter = pdfium::MakeUnique<CBC_OnedEAN13Writer>();
+}
+
+CBC_OnedUPCAWriter::~CBC_OnedUPCAWriter() {}
+
+bool CBC_OnedUPCAWriter::CheckContentValidity(const CFX_WideStringC& contents) {
+  for (FX_STRSIZE i = 0; i < contents.GetLength(); ++i) {
+    if (contents.GetAt(i) < '0' || contents.GetAt(i) > '9')
+      return false;
+  }
+  return true;
+}
+
+CFX_WideString CBC_OnedUPCAWriter::FilterContents(
+    const CFX_WideStringC& contents) {
+  CFX_WideString filtercontents;
+  wchar_t ch;
+  for (int32_t i = 0; i < contents.GetLength(); i++) {
+    ch = contents.GetAt(i);
+    if (ch > 175) {
+      i++;
+      continue;
+    }
+    if (ch >= '0' && ch <= '9') {
+      filtercontents += ch;
+    }
+  }
+  return filtercontents;
+}
+
+int32_t CBC_OnedUPCAWriter::CalcChecksum(const CFX_ByteString& contents) {
+  int32_t odd = 0;
+  int32_t even = 0;
+  int32_t j = 1;
+  for (int32_t i = contents.GetLength() - 1; i >= 0; i--) {
+    if (j % 2) {
+      odd += FXSYS_atoi(contents.Mid(i, 1).c_str());
+    } else {
+      even += FXSYS_atoi(contents.Mid(i, 1).c_str());
+    }
+    j++;
+  }
+  int32_t checksum = (odd * 3 + even) % 10;
+  checksum = (10 - checksum) % 10;
+  return (checksum);
+}
+
+uint8_t* CBC_OnedUPCAWriter::Encode(const CFX_ByteString& contents,
+                                    BCFORMAT format,
+                                    int32_t& outWidth,
+                                    int32_t& outHeight,
+                                    int32_t& e) {
+  uint8_t* ret = Encode(contents, format, outWidth, outHeight, 0, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+
+uint8_t* CBC_OnedUPCAWriter::Encode(const CFX_ByteString& contents,
+                                    BCFORMAT format,
+                                    int32_t& outWidth,
+                                    int32_t& outHeight,
+                                    int32_t hints,
+                                    int32_t& e) {
+  if (format != BCFORMAT_UPC_A) {
+    e = BCExceptionOnlyEncodeUPC_A;
+    return nullptr;
+  }
+  CFX_ByteString toEAN13String = '0' + contents;
+  m_iDataLenth = 13;
+  uint8_t* ret = m_subWriter->Encode(toEAN13String, BCFORMAT_EAN_13, outWidth,
+                                     outHeight, hints, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return ret;
+}
+
+uint8_t* CBC_OnedUPCAWriter::Encode(const CFX_ByteString& contents,
+                                    int32_t& outLength,
+                                    int32_t& e) {
+  return nullptr;
+}
+
+void CBC_OnedUPCAWriter::ShowChars(
+    const CFX_WideStringC& contents,
+    const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+    CFX_RenderDevice* device,
+    const CFX_Matrix* matrix,
+    int32_t barWidth,
+    int32_t multiple,
+    int32_t& e) {
+  if (!device && !pOutBitmap) {
+    e = BCExceptionIllegalArgument;
+    return;
+  }
+
+  int32_t leftPadding = 7 * multiple;
+  int32_t leftPosition = 10 * multiple + leftPadding;
+  CFX_ByteString str = FX_UTF8Encode(contents);
+  int32_t iLen = str.GetLength();
+  FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLen);
+  FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLen);
+  CFX_ByteString tempStr = str.Mid(1, 5);
+  float strWidth = (float)35 * multiple;
+  float blank = 0.0;
+  CFX_FxgeDevice geBitmap;
+  if (pOutBitmap)
+    geBitmap.Attach(pOutBitmap, false, nullptr, false);
+
+  iLen = tempStr.GetLength();
+  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
+  int32_t iTextHeight = iFontSize + 1;
+  if (!pOutBitmap) {
+    CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect((float)leftPosition, (float)(m_Height - iTextHeight),
+                       (float)(leftPosition + strWidth - 0.5), (float)m_Height);
+    matr.Concat(*matrix);
+    matr.TransformRect(rect);
+    FX_RECT re = rect.GetOuterRect();
+    device->FillRect(&re, m_backgroundColor);
+    CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect1(
+        (float)(leftPosition + 40 * multiple), (float)(m_Height - iTextHeight),
+        (float)((leftPosition + 40 * multiple) + strWidth - 0.5),
+        (float)m_Height);
+    matr1.Concat(*matrix);
+    matr1.TransformRect(rect1);
+    re = rect1.GetOuterRect();
+    device->FillRect(&re, m_backgroundColor);
+    float strWidth1 = (float)multiple * 7;
+    CFX_Matrix matr2(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect2(0.0, (float)(m_Height - iTextHeight),
+                        (float)strWidth1 - 1, (float)m_Height);
+    matr2.Concat(*matrix);
+    matr2.TransformRect(rect2);
+    re = rect2.GetOuterRect();
+    device->FillRect(&re, m_backgroundColor);
+    CFX_Matrix matr3(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
+    CFX_FloatRect rect3(
+        (float)(leftPosition + 85 * multiple), (float)(m_Height - iTextHeight),
+        (float)((leftPosition + 85 * multiple) + strWidth1 - 0.5),
+        (float)m_Height);
+    matr3.Concat(*matrix);
+    matr3.TransformRect(rect3);
+    re = rect3.GetOuterRect();
+    device->FillRect(&re, m_backgroundColor);
+  }
+  if (!pOutBitmap)
+    strWidth = strWidth * m_outputHScale;
+
+  CalcTextInfo(tempStr, pCharPos + 1, m_pFont, strWidth, iFontSize, blank);
+  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (float)iFontSize);
+  CFX_FxgeDevice ge;
+  if (pOutBitmap) {
+    ge.Create((int)strWidth, iTextHeight, FXDIB_Argb, nullptr);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 1, m_pFont,
+                      static_cast<float>(iFontSize), &affine_matrix,
+                      m_fontColor, FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0,
+                              (float)leftPosition * m_outputHScale,
+                              (float)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 1, m_pFont,
+                           static_cast<float>(iFontSize), &affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(6, 5);
+  iLen = tempStr.GetLength();
+  CalcTextInfo(tempStr, pCharPos + 6, m_pFont, strWidth, iFontSize, blank);
+  if (pOutBitmap) {
+    FX_RECT rect2(0, 0, (int)strWidth, iTextHeight);
+    ge.FillRect(&rect2, m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 6, m_pFont,
+                      static_cast<float>(iFontSize), &affine_matrix,
+                      m_fontColor, FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 40 * multiple,
+                       m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(
+        1.0, 0.0, 0.0, -1.0,
+        (float)(leftPosition + 40 * multiple) * m_outputHScale,
+        (float)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 6, m_pFont,
+                           static_cast<float>(iFontSize), &affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(0, 1);
+  iLen = tempStr.GetLength();
+  strWidth = (float)multiple * 7;
+  if (!pOutBitmap)
+    strWidth = strWidth * m_outputHScale;
+
+  CalcTextInfo(tempStr, pCharPos, m_pFont, strWidth, iFontSize, blank);
+  if (pOutBitmap) {
+    ge.Create((int)strWidth, iTextHeight, FXDIB_Argb, nullptr);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos, m_pFont, static_cast<float>(iFontSize),
+                      &affine_matrix, m_fontColor, FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), 0, m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0, 0,
+                              (float)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos, m_pFont,
+                           static_cast<float>(iFontSize), &affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  tempStr = str.Mid(11, 1);
+  iLen = tempStr.GetLength();
+  CalcTextInfo(tempStr, pCharPos + 11, m_pFont, strWidth, iFontSize, blank);
+  if (pOutBitmap) {
+    ge.Create((int)strWidth, iTextHeight, FXDIB_Argb, nullptr);
+    ge.GetBitmap()->Clear(m_backgroundColor);
+    ge.DrawNormalText(iLen, pCharPos + 11, m_pFont,
+                      static_cast<float>(iFontSize), &affine_matrix,
+                      m_fontColor, FXTEXT_CLEARTYPE);
+    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 85 * multiple,
+                       m_Height - iTextHeight);
+  } else {
+    CFX_Matrix affine_matrix1(
+        1.0, 0.0, 0.0, -1.0,
+        (float)(leftPosition + 85 * multiple) * m_outputHScale,
+        (float)(m_Height - iTextHeight + iFontSize));
+    if (matrix) {
+      affine_matrix1.Concat(*matrix);
+    }
+    device->DrawNormalText(iLen, pCharPos + 11, m_pFont,
+                           static_cast<float>(iFontSize), &affine_matrix1,
+                           m_fontColor, FXTEXT_CLEARTYPE);
+  }
+  FX_Free(pCharPos);
+}
+
+void CBC_OnedUPCAWriter::RenderResult(const CFX_WideStringC& contents,
+                                      uint8_t* code,
+                                      int32_t codeLength,
+                                      bool isDevice,
+                                      int32_t& e) {
+  CBC_OneDimWriter::RenderResult(contents, code, codeLength, isDevice, e);
+}
diff --git a/fxbarcode/oned/BC_OnedUPCAWriter.h b/fxbarcode/oned/BC_OnedUPCAWriter.h
new file mode 100644
index 0000000..83e7030
--- /dev/null
+++ b/fxbarcode/oned/BC_OnedUPCAWriter.h
@@ -0,0 +1,66 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_ONED_BC_ONEDUPCAWRITER_H_
+#define FXBARCODE_ONED_BC_ONEDUPCAWRITER_H_
+
+#include <memory>
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "fxbarcode/oned/BC_OneDimWriter.h"
+
+class CBC_OnedEAN13Writer;
+class CFX_DIBitmap;
+class CFX_Matrix;
+class CFX_RenderDevice;
+
+class CBC_OnedUPCAWriter : public CBC_OneDimWriter {
+ public:
+  CBC_OnedUPCAWriter();
+  ~CBC_OnedUPCAWriter() override;
+
+  // CBC_OneDimWriter
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e) override;
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  int32_t& outLength,
+                  int32_t& e) override;
+
+  void RenderResult(const CFX_WideStringC& contents,
+                    uint8_t* code,
+                    int32_t codeLength,
+                    bool isDevice,
+                    int32_t& e) override;
+  bool CheckContentValidity(const CFX_WideStringC& contents) override;
+  CFX_WideString FilterContents(const CFX_WideStringC& contents) override;
+
+  void Init();
+  int32_t CalcChecksum(const CFX_ByteString& contents);
+
+ protected:
+  void ShowChars(const CFX_WideStringC& contents,
+                 const CFX_RetainPtr<CFX_DIBitmap>& pOutBitmap,
+                 CFX_RenderDevice* device,
+                 const CFX_Matrix* matrix,
+                 int32_t barWidth,
+                 int32_t multiple,
+                 int32_t& e) override;
+
+ private:
+  std::unique_ptr<CBC_OnedEAN13Writer> m_subWriter;
+};
+
+#endif  // FXBARCODE_ONED_BC_ONEDUPCAWRITER_H_
diff --git a/fxbarcode/pdf417/BC_PDF417.cpp b/fxbarcode/pdf417/BC_PDF417.cpp
new file mode 100644
index 0000000..7907150
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417.cpp
@@ -0,0 +1,584 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki in part, and ZXing Authors in part
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/pdf417/BC_PDF417.h"
+
+#include "fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h"
+#include "fxbarcode/pdf417/BC_PDF417BarcodeRow.h"
+#include "fxbarcode/pdf417/BC_PDF417Compaction.h"
+#include "fxbarcode/pdf417/BC_PDF417ErrorCorrection.h"
+#include "fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
+#include "fxbarcode/utils.h"
+#include "third_party/base/ptr_util.h"
+
+const int32_t CBC_PDF417::CODEWORD_TABLE[][929] = {
+    {0x1d5c0, 0x1eaf0, 0x1f57c, 0x1d4e0, 0x1ea78, 0x1f53e, 0x1a8c0, 0x1d470,
+     0x1a860, 0x15040, 0x1a830, 0x15020, 0x1adc0, 0x1d6f0, 0x1eb7c, 0x1ace0,
+     0x1d678, 0x1eb3e, 0x158c0, 0x1ac70, 0x15860, 0x15dc0, 0x1aef0, 0x1d77c,
+     0x15ce0, 0x1ae78, 0x1d73e, 0x15c70, 0x1ae3c, 0x15ef0, 0x1af7c, 0x15e78,
+     0x1af3e, 0x15f7c, 0x1f5fa, 0x1d2e0, 0x1e978, 0x1f4be, 0x1a4c0, 0x1d270,
+     0x1e93c, 0x1a460, 0x1d238, 0x14840, 0x1a430, 0x1d21c, 0x14820, 0x1a418,
+     0x14810, 0x1a6e0, 0x1d378, 0x1e9be, 0x14cc0, 0x1a670, 0x1d33c, 0x14c60,
+     0x1a638, 0x1d31e, 0x14c30, 0x1a61c, 0x14ee0, 0x1a778, 0x1d3be, 0x14e70,
+     0x1a73c, 0x14e38, 0x1a71e, 0x14f78, 0x1a7be, 0x14f3c, 0x14f1e, 0x1a2c0,
+     0x1d170, 0x1e8bc, 0x1a260, 0x1d138, 0x1e89e, 0x14440, 0x1a230, 0x1d11c,
+     0x14420, 0x1a218, 0x14410, 0x14408, 0x146c0, 0x1a370, 0x1d1bc, 0x14660,
+     0x1a338, 0x1d19e, 0x14630, 0x1a31c, 0x14618, 0x1460c, 0x14770, 0x1a3bc,
+     0x14738, 0x1a39e, 0x1471c, 0x147bc, 0x1a160, 0x1d0b8, 0x1e85e, 0x14240,
+     0x1a130, 0x1d09c, 0x14220, 0x1a118, 0x1d08e, 0x14210, 0x1a10c, 0x14208,
+     0x1a106, 0x14360, 0x1a1b8, 0x1d0de, 0x14330, 0x1a19c, 0x14318, 0x1a18e,
+     0x1430c, 0x14306, 0x1a1de, 0x1438e, 0x14140, 0x1a0b0, 0x1d05c, 0x14120,
+     0x1a098, 0x1d04e, 0x14110, 0x1a08c, 0x14108, 0x1a086, 0x14104, 0x141b0,
+     0x14198, 0x1418c, 0x140a0, 0x1d02e, 0x1a04c, 0x1a046, 0x14082, 0x1cae0,
+     0x1e578, 0x1f2be, 0x194c0, 0x1ca70, 0x1e53c, 0x19460, 0x1ca38, 0x1e51e,
+     0x12840, 0x19430, 0x12820, 0x196e0, 0x1cb78, 0x1e5be, 0x12cc0, 0x19670,
+     0x1cb3c, 0x12c60, 0x19638, 0x12c30, 0x12c18, 0x12ee0, 0x19778, 0x1cbbe,
+     0x12e70, 0x1973c, 0x12e38, 0x12e1c, 0x12f78, 0x197be, 0x12f3c, 0x12fbe,
+     0x1dac0, 0x1ed70, 0x1f6bc, 0x1da60, 0x1ed38, 0x1f69e, 0x1b440, 0x1da30,
+     0x1ed1c, 0x1b420, 0x1da18, 0x1ed0e, 0x1b410, 0x1da0c, 0x192c0, 0x1c970,
+     0x1e4bc, 0x1b6c0, 0x19260, 0x1c938, 0x1e49e, 0x1b660, 0x1db38, 0x1ed9e,
+     0x16c40, 0x12420, 0x19218, 0x1c90e, 0x16c20, 0x1b618, 0x16c10, 0x126c0,
+     0x19370, 0x1c9bc, 0x16ec0, 0x12660, 0x19338, 0x1c99e, 0x16e60, 0x1b738,
+     0x1db9e, 0x16e30, 0x12618, 0x16e18, 0x12770, 0x193bc, 0x16f70, 0x12738,
+     0x1939e, 0x16f38, 0x1b79e, 0x16f1c, 0x127bc, 0x16fbc, 0x1279e, 0x16f9e,
+     0x1d960, 0x1ecb8, 0x1f65e, 0x1b240, 0x1d930, 0x1ec9c, 0x1b220, 0x1d918,
+     0x1ec8e, 0x1b210, 0x1d90c, 0x1b208, 0x1b204, 0x19160, 0x1c8b8, 0x1e45e,
+     0x1b360, 0x19130, 0x1c89c, 0x16640, 0x12220, 0x1d99c, 0x1c88e, 0x16620,
+     0x12210, 0x1910c, 0x16610, 0x1b30c, 0x19106, 0x12204, 0x12360, 0x191b8,
+     0x1c8de, 0x16760, 0x12330, 0x1919c, 0x16730, 0x1b39c, 0x1918e, 0x16718,
+     0x1230c, 0x12306, 0x123b8, 0x191de, 0x167b8, 0x1239c, 0x1679c, 0x1238e,
+     0x1678e, 0x167de, 0x1b140, 0x1d8b0, 0x1ec5c, 0x1b120, 0x1d898, 0x1ec4e,
+     0x1b110, 0x1d88c, 0x1b108, 0x1d886, 0x1b104, 0x1b102, 0x12140, 0x190b0,
+     0x1c85c, 0x16340, 0x12120, 0x19098, 0x1c84e, 0x16320, 0x1b198, 0x1d8ce,
+     0x16310, 0x12108, 0x19086, 0x16308, 0x1b186, 0x16304, 0x121b0, 0x190dc,
+     0x163b0, 0x12198, 0x190ce, 0x16398, 0x1b1ce, 0x1638c, 0x12186, 0x16386,
+     0x163dc, 0x163ce, 0x1b0a0, 0x1d858, 0x1ec2e, 0x1b090, 0x1d84c, 0x1b088,
+     0x1d846, 0x1b084, 0x1b082, 0x120a0, 0x19058, 0x1c82e, 0x161a0, 0x12090,
+     0x1904c, 0x16190, 0x1b0cc, 0x19046, 0x16188, 0x12084, 0x16184, 0x12082,
+     0x120d8, 0x161d8, 0x161cc, 0x161c6, 0x1d82c, 0x1d826, 0x1b042, 0x1902c,
+     0x12048, 0x160c8, 0x160c4, 0x160c2, 0x18ac0, 0x1c570, 0x1e2bc, 0x18a60,
+     0x1c538, 0x11440, 0x18a30, 0x1c51c, 0x11420, 0x18a18, 0x11410, 0x11408,
+     0x116c0, 0x18b70, 0x1c5bc, 0x11660, 0x18b38, 0x1c59e, 0x11630, 0x18b1c,
+     0x11618, 0x1160c, 0x11770, 0x18bbc, 0x11738, 0x18b9e, 0x1171c, 0x117bc,
+     0x1179e, 0x1cd60, 0x1e6b8, 0x1f35e, 0x19a40, 0x1cd30, 0x1e69c, 0x19a20,
+     0x1cd18, 0x1e68e, 0x19a10, 0x1cd0c, 0x19a08, 0x1cd06, 0x18960, 0x1c4b8,
+     0x1e25e, 0x19b60, 0x18930, 0x1c49c, 0x13640, 0x11220, 0x1cd9c, 0x1c48e,
+     0x13620, 0x19b18, 0x1890c, 0x13610, 0x11208, 0x13608, 0x11360, 0x189b8,
+     0x1c4de, 0x13760, 0x11330, 0x1cdde, 0x13730, 0x19b9c, 0x1898e, 0x13718,
+     0x1130c, 0x1370c, 0x113b8, 0x189de, 0x137b8, 0x1139c, 0x1379c, 0x1138e,
+     0x113de, 0x137de, 0x1dd40, 0x1eeb0, 0x1f75c, 0x1dd20, 0x1ee98, 0x1f74e,
+     0x1dd10, 0x1ee8c, 0x1dd08, 0x1ee86, 0x1dd04, 0x19940, 0x1ccb0, 0x1e65c,
+     0x1bb40, 0x19920, 0x1eedc, 0x1e64e, 0x1bb20, 0x1dd98, 0x1eece, 0x1bb10,
+     0x19908, 0x1cc86, 0x1bb08, 0x1dd86, 0x19902, 0x11140, 0x188b0, 0x1c45c,
+     0x13340, 0x11120, 0x18898, 0x1c44e, 0x17740, 0x13320, 0x19998, 0x1ccce,
+     0x17720, 0x1bb98, 0x1ddce, 0x18886, 0x17710, 0x13308, 0x19986, 0x17708,
+     0x11102, 0x111b0, 0x188dc, 0x133b0, 0x11198, 0x188ce, 0x177b0, 0x13398,
+     0x199ce, 0x17798, 0x1bbce, 0x11186, 0x13386, 0x111dc, 0x133dc, 0x111ce,
+     0x177dc, 0x133ce, 0x1dca0, 0x1ee58, 0x1f72e, 0x1dc90, 0x1ee4c, 0x1dc88,
+     0x1ee46, 0x1dc84, 0x1dc82, 0x198a0, 0x1cc58, 0x1e62e, 0x1b9a0, 0x19890,
+     0x1ee6e, 0x1b990, 0x1dccc, 0x1cc46, 0x1b988, 0x19884, 0x1b984, 0x19882,
+     0x1b982, 0x110a0, 0x18858, 0x1c42e, 0x131a0, 0x11090, 0x1884c, 0x173a0,
+     0x13190, 0x198cc, 0x18846, 0x17390, 0x1b9cc, 0x11084, 0x17388, 0x13184,
+     0x11082, 0x13182, 0x110d8, 0x1886e, 0x131d8, 0x110cc, 0x173d8, 0x131cc,
+     0x110c6, 0x173cc, 0x131c6, 0x110ee, 0x173ee, 0x1dc50, 0x1ee2c, 0x1dc48,
+     0x1ee26, 0x1dc44, 0x1dc42, 0x19850, 0x1cc2c, 0x1b8d0, 0x19848, 0x1cc26,
+     0x1b8c8, 0x1dc66, 0x1b8c4, 0x19842, 0x1b8c2, 0x11050, 0x1882c, 0x130d0,
+     0x11048, 0x18826, 0x171d0, 0x130c8, 0x19866, 0x171c8, 0x1b8e6, 0x11042,
+     0x171c4, 0x130c2, 0x171c2, 0x130ec, 0x171ec, 0x171e6, 0x1ee16, 0x1dc22,
+     0x1cc16, 0x19824, 0x19822, 0x11028, 0x13068, 0x170e8, 0x11022, 0x13062,
+     0x18560, 0x10a40, 0x18530, 0x10a20, 0x18518, 0x1c28e, 0x10a10, 0x1850c,
+     0x10a08, 0x18506, 0x10b60, 0x185b8, 0x1c2de, 0x10b30, 0x1859c, 0x10b18,
+     0x1858e, 0x10b0c, 0x10b06, 0x10bb8, 0x185de, 0x10b9c, 0x10b8e, 0x10bde,
+     0x18d40, 0x1c6b0, 0x1e35c, 0x18d20, 0x1c698, 0x18d10, 0x1c68c, 0x18d08,
+     0x1c686, 0x18d04, 0x10940, 0x184b0, 0x1c25c, 0x11b40, 0x10920, 0x1c6dc,
+     0x1c24e, 0x11b20, 0x18d98, 0x1c6ce, 0x11b10, 0x10908, 0x18486, 0x11b08,
+     0x18d86, 0x10902, 0x109b0, 0x184dc, 0x11bb0, 0x10998, 0x184ce, 0x11b98,
+     0x18dce, 0x11b8c, 0x10986, 0x109dc, 0x11bdc, 0x109ce, 0x11bce, 0x1cea0,
+     0x1e758, 0x1f3ae, 0x1ce90, 0x1e74c, 0x1ce88, 0x1e746, 0x1ce84, 0x1ce82,
+     0x18ca0, 0x1c658, 0x19da0, 0x18c90, 0x1c64c, 0x19d90, 0x1cecc, 0x1c646,
+     0x19d88, 0x18c84, 0x19d84, 0x18c82, 0x19d82, 0x108a0, 0x18458, 0x119a0,
+     0x10890, 0x1c66e, 0x13ba0, 0x11990, 0x18ccc, 0x18446, 0x13b90, 0x19dcc,
+     0x10884, 0x13b88, 0x11984, 0x10882, 0x11982, 0x108d8, 0x1846e, 0x119d8,
+     0x108cc, 0x13bd8, 0x119cc, 0x108c6, 0x13bcc, 0x119c6, 0x108ee, 0x119ee,
+     0x13bee, 0x1ef50, 0x1f7ac, 0x1ef48, 0x1f7a6, 0x1ef44, 0x1ef42, 0x1ce50,
+     0x1e72c, 0x1ded0, 0x1ef6c, 0x1e726, 0x1dec8, 0x1ef66, 0x1dec4, 0x1ce42,
+     0x1dec2, 0x18c50, 0x1c62c, 0x19cd0, 0x18c48, 0x1c626, 0x1bdd0, 0x19cc8,
+     0x1ce66, 0x1bdc8, 0x1dee6, 0x18c42, 0x1bdc4, 0x19cc2, 0x1bdc2, 0x10850,
+     0x1842c, 0x118d0, 0x10848, 0x18426, 0x139d0, 0x118c8, 0x18c66, 0x17bd0,
+     0x139c8, 0x19ce6, 0x10842, 0x17bc8, 0x1bde6, 0x118c2, 0x17bc4, 0x1086c,
+     0x118ec, 0x10866, 0x139ec, 0x118e6, 0x17bec, 0x139e6, 0x17be6, 0x1ef28,
+     0x1f796, 0x1ef24, 0x1ef22, 0x1ce28, 0x1e716, 0x1de68, 0x1ef36, 0x1de64,
+     0x1ce22, 0x1de62, 0x18c28, 0x1c616, 0x19c68, 0x18c24, 0x1bce8, 0x19c64,
+     0x18c22, 0x1bce4, 0x19c62, 0x1bce2, 0x10828, 0x18416, 0x11868, 0x18c36,
+     0x138e8, 0x11864, 0x10822, 0x179e8, 0x138e4, 0x11862, 0x179e4, 0x138e2,
+     0x179e2, 0x11876, 0x179f6, 0x1ef12, 0x1de34, 0x1de32, 0x19c34, 0x1bc74,
+     0x1bc72, 0x11834, 0x13874, 0x178f4, 0x178f2, 0x10540, 0x10520, 0x18298,
+     0x10510, 0x10508, 0x10504, 0x105b0, 0x10598, 0x1058c, 0x10586, 0x105dc,
+     0x105ce, 0x186a0, 0x18690, 0x1c34c, 0x18688, 0x1c346, 0x18684, 0x18682,
+     0x104a0, 0x18258, 0x10da0, 0x186d8, 0x1824c, 0x10d90, 0x186cc, 0x10d88,
+     0x186c6, 0x10d84, 0x10482, 0x10d82, 0x104d8, 0x1826e, 0x10dd8, 0x186ee,
+     0x10dcc, 0x104c6, 0x10dc6, 0x104ee, 0x10dee, 0x1c750, 0x1c748, 0x1c744,
+     0x1c742, 0x18650, 0x18ed0, 0x1c76c, 0x1c326, 0x18ec8, 0x1c766, 0x18ec4,
+     0x18642, 0x18ec2, 0x10450, 0x10cd0, 0x10448, 0x18226, 0x11dd0, 0x10cc8,
+     0x10444, 0x11dc8, 0x10cc4, 0x10442, 0x11dc4, 0x10cc2, 0x1046c, 0x10cec,
+     0x10466, 0x11dec, 0x10ce6, 0x11de6, 0x1e7a8, 0x1e7a4, 0x1e7a2, 0x1c728,
+     0x1cf68, 0x1e7b6, 0x1cf64, 0x1c722, 0x1cf62, 0x18628, 0x1c316, 0x18e68,
+     0x1c736, 0x19ee8, 0x18e64, 0x18622, 0x19ee4, 0x18e62, 0x19ee2, 0x10428,
+     0x18216, 0x10c68, 0x18636, 0x11ce8, 0x10c64, 0x10422, 0x13de8, 0x11ce4,
+     0x10c62, 0x13de4, 0x11ce2, 0x10436, 0x10c76, 0x11cf6, 0x13df6, 0x1f7d4,
+     0x1f7d2, 0x1e794, 0x1efb4, 0x1e792, 0x1efb2, 0x1c714, 0x1cf34, 0x1c712,
+     0x1df74, 0x1cf32, 0x1df72, 0x18614, 0x18e34, 0x18612, 0x19e74, 0x18e32,
+     0x1bef4},
+    {0x1f560, 0x1fab8, 0x1ea40, 0x1f530, 0x1fa9c, 0x1ea20, 0x1f518, 0x1fa8e,
+     0x1ea10, 0x1f50c, 0x1ea08, 0x1f506, 0x1ea04, 0x1eb60, 0x1f5b8, 0x1fade,
+     0x1d640, 0x1eb30, 0x1f59c, 0x1d620, 0x1eb18, 0x1f58e, 0x1d610, 0x1eb0c,
+     0x1d608, 0x1eb06, 0x1d604, 0x1d760, 0x1ebb8, 0x1f5de, 0x1ae40, 0x1d730,
+     0x1eb9c, 0x1ae20, 0x1d718, 0x1eb8e, 0x1ae10, 0x1d70c, 0x1ae08, 0x1d706,
+     0x1ae04, 0x1af60, 0x1d7b8, 0x1ebde, 0x15e40, 0x1af30, 0x1d79c, 0x15e20,
+     0x1af18, 0x1d78e, 0x15e10, 0x1af0c, 0x15e08, 0x1af06, 0x15f60, 0x1afb8,
+     0x1d7de, 0x15f30, 0x1af9c, 0x15f18, 0x1af8e, 0x15f0c, 0x15fb8, 0x1afde,
+     0x15f9c, 0x15f8e, 0x1e940, 0x1f4b0, 0x1fa5c, 0x1e920, 0x1f498, 0x1fa4e,
+     0x1e910, 0x1f48c, 0x1e908, 0x1f486, 0x1e904, 0x1e902, 0x1d340, 0x1e9b0,
+     0x1f4dc, 0x1d320, 0x1e998, 0x1f4ce, 0x1d310, 0x1e98c, 0x1d308, 0x1e986,
+     0x1d304, 0x1d302, 0x1a740, 0x1d3b0, 0x1e9dc, 0x1a720, 0x1d398, 0x1e9ce,
+     0x1a710, 0x1d38c, 0x1a708, 0x1d386, 0x1a704, 0x1a702, 0x14f40, 0x1a7b0,
+     0x1d3dc, 0x14f20, 0x1a798, 0x1d3ce, 0x14f10, 0x1a78c, 0x14f08, 0x1a786,
+     0x14f04, 0x14fb0, 0x1a7dc, 0x14f98, 0x1a7ce, 0x14f8c, 0x14f86, 0x14fdc,
+     0x14fce, 0x1e8a0, 0x1f458, 0x1fa2e, 0x1e890, 0x1f44c, 0x1e888, 0x1f446,
+     0x1e884, 0x1e882, 0x1d1a0, 0x1e8d8, 0x1f46e, 0x1d190, 0x1e8cc, 0x1d188,
+     0x1e8c6, 0x1d184, 0x1d182, 0x1a3a0, 0x1d1d8, 0x1e8ee, 0x1a390, 0x1d1cc,
+     0x1a388, 0x1d1c6, 0x1a384, 0x1a382, 0x147a0, 0x1a3d8, 0x1d1ee, 0x14790,
+     0x1a3cc, 0x14788, 0x1a3c6, 0x14784, 0x14782, 0x147d8, 0x1a3ee, 0x147cc,
+     0x147c6, 0x147ee, 0x1e850, 0x1f42c, 0x1e848, 0x1f426, 0x1e844, 0x1e842,
+     0x1d0d0, 0x1e86c, 0x1d0c8, 0x1e866, 0x1d0c4, 0x1d0c2, 0x1a1d0, 0x1d0ec,
+     0x1a1c8, 0x1d0e6, 0x1a1c4, 0x1a1c2, 0x143d0, 0x1a1ec, 0x143c8, 0x1a1e6,
+     0x143c4, 0x143c2, 0x143ec, 0x143e6, 0x1e828, 0x1f416, 0x1e824, 0x1e822,
+     0x1d068, 0x1e836, 0x1d064, 0x1d062, 0x1a0e8, 0x1d076, 0x1a0e4, 0x1a0e2,
+     0x141e8, 0x1a0f6, 0x141e4, 0x141e2, 0x1e814, 0x1e812, 0x1d034, 0x1d032,
+     0x1a074, 0x1a072, 0x1e540, 0x1f2b0, 0x1f95c, 0x1e520, 0x1f298, 0x1f94e,
+     0x1e510, 0x1f28c, 0x1e508, 0x1f286, 0x1e504, 0x1e502, 0x1cb40, 0x1e5b0,
+     0x1f2dc, 0x1cb20, 0x1e598, 0x1f2ce, 0x1cb10, 0x1e58c, 0x1cb08, 0x1e586,
+     0x1cb04, 0x1cb02, 0x19740, 0x1cbb0, 0x1e5dc, 0x19720, 0x1cb98, 0x1e5ce,
+     0x19710, 0x1cb8c, 0x19708, 0x1cb86, 0x19704, 0x19702, 0x12f40, 0x197b0,
+     0x1cbdc, 0x12f20, 0x19798, 0x1cbce, 0x12f10, 0x1978c, 0x12f08, 0x19786,
+     0x12f04, 0x12fb0, 0x197dc, 0x12f98, 0x197ce, 0x12f8c, 0x12f86, 0x12fdc,
+     0x12fce, 0x1f6a0, 0x1fb58, 0x16bf0, 0x1f690, 0x1fb4c, 0x169f8, 0x1f688,
+     0x1fb46, 0x168fc, 0x1f684, 0x1f682, 0x1e4a0, 0x1f258, 0x1f92e, 0x1eda0,
+     0x1e490, 0x1fb6e, 0x1ed90, 0x1f6cc, 0x1f246, 0x1ed88, 0x1e484, 0x1ed84,
+     0x1e482, 0x1ed82, 0x1c9a0, 0x1e4d8, 0x1f26e, 0x1dba0, 0x1c990, 0x1e4cc,
+     0x1db90, 0x1edcc, 0x1e4c6, 0x1db88, 0x1c984, 0x1db84, 0x1c982, 0x1db82,
+     0x193a0, 0x1c9d8, 0x1e4ee, 0x1b7a0, 0x19390, 0x1c9cc, 0x1b790, 0x1dbcc,
+     0x1c9c6, 0x1b788, 0x19384, 0x1b784, 0x19382, 0x1b782, 0x127a0, 0x193d8,
+     0x1c9ee, 0x16fa0, 0x12790, 0x193cc, 0x16f90, 0x1b7cc, 0x193c6, 0x16f88,
+     0x12784, 0x16f84, 0x12782, 0x127d8, 0x193ee, 0x16fd8, 0x127cc, 0x16fcc,
+     0x127c6, 0x16fc6, 0x127ee, 0x1f650, 0x1fb2c, 0x165f8, 0x1f648, 0x1fb26,
+     0x164fc, 0x1f644, 0x1647e, 0x1f642, 0x1e450, 0x1f22c, 0x1ecd0, 0x1e448,
+     0x1f226, 0x1ecc8, 0x1f666, 0x1ecc4, 0x1e442, 0x1ecc2, 0x1c8d0, 0x1e46c,
+     0x1d9d0, 0x1c8c8, 0x1e466, 0x1d9c8, 0x1ece6, 0x1d9c4, 0x1c8c2, 0x1d9c2,
+     0x191d0, 0x1c8ec, 0x1b3d0, 0x191c8, 0x1c8e6, 0x1b3c8, 0x1d9e6, 0x1b3c4,
+     0x191c2, 0x1b3c2, 0x123d0, 0x191ec, 0x167d0, 0x123c8, 0x191e6, 0x167c8,
+     0x1b3e6, 0x167c4, 0x123c2, 0x167c2, 0x123ec, 0x167ec, 0x123e6, 0x167e6,
+     0x1f628, 0x1fb16, 0x162fc, 0x1f624, 0x1627e, 0x1f622, 0x1e428, 0x1f216,
+     0x1ec68, 0x1f636, 0x1ec64, 0x1e422, 0x1ec62, 0x1c868, 0x1e436, 0x1d8e8,
+     0x1c864, 0x1d8e4, 0x1c862, 0x1d8e2, 0x190e8, 0x1c876, 0x1b1e8, 0x1d8f6,
+     0x1b1e4, 0x190e2, 0x1b1e2, 0x121e8, 0x190f6, 0x163e8, 0x121e4, 0x163e4,
+     0x121e2, 0x163e2, 0x121f6, 0x163f6, 0x1f614, 0x1617e, 0x1f612, 0x1e414,
+     0x1ec34, 0x1e412, 0x1ec32, 0x1c834, 0x1d874, 0x1c832, 0x1d872, 0x19074,
+     0x1b0f4, 0x19072, 0x1b0f2, 0x120f4, 0x161f4, 0x120f2, 0x161f2, 0x1f60a,
+     0x1e40a, 0x1ec1a, 0x1c81a, 0x1d83a, 0x1903a, 0x1b07a, 0x1e2a0, 0x1f158,
+     0x1f8ae, 0x1e290, 0x1f14c, 0x1e288, 0x1f146, 0x1e284, 0x1e282, 0x1c5a0,
+     0x1e2d8, 0x1f16e, 0x1c590, 0x1e2cc, 0x1c588, 0x1e2c6, 0x1c584, 0x1c582,
+     0x18ba0, 0x1c5d8, 0x1e2ee, 0x18b90, 0x1c5cc, 0x18b88, 0x1c5c6, 0x18b84,
+     0x18b82, 0x117a0, 0x18bd8, 0x1c5ee, 0x11790, 0x18bcc, 0x11788, 0x18bc6,
+     0x11784, 0x11782, 0x117d8, 0x18bee, 0x117cc, 0x117c6, 0x117ee, 0x1f350,
+     0x1f9ac, 0x135f8, 0x1f348, 0x1f9a6, 0x134fc, 0x1f344, 0x1347e, 0x1f342,
+     0x1e250, 0x1f12c, 0x1e6d0, 0x1e248, 0x1f126, 0x1e6c8, 0x1f366, 0x1e6c4,
+     0x1e242, 0x1e6c2, 0x1c4d0, 0x1e26c, 0x1cdd0, 0x1c4c8, 0x1e266, 0x1cdc8,
+     0x1e6e6, 0x1cdc4, 0x1c4c2, 0x1cdc2, 0x189d0, 0x1c4ec, 0x19bd0, 0x189c8,
+     0x1c4e6, 0x19bc8, 0x1cde6, 0x19bc4, 0x189c2, 0x19bc2, 0x113d0, 0x189ec,
+     0x137d0, 0x113c8, 0x189e6, 0x137c8, 0x19be6, 0x137c4, 0x113c2, 0x137c2,
+     0x113ec, 0x137ec, 0x113e6, 0x137e6, 0x1fba8, 0x175f0, 0x1bafc, 0x1fba4,
+     0x174f8, 0x1ba7e, 0x1fba2, 0x1747c, 0x1743e, 0x1f328, 0x1f996, 0x132fc,
+     0x1f768, 0x1fbb6, 0x176fc, 0x1327e, 0x1f764, 0x1f322, 0x1767e, 0x1f762,
+     0x1e228, 0x1f116, 0x1e668, 0x1e224, 0x1eee8, 0x1f776, 0x1e222, 0x1eee4,
+     0x1e662, 0x1eee2, 0x1c468, 0x1e236, 0x1cce8, 0x1c464, 0x1dde8, 0x1cce4,
+     0x1c462, 0x1dde4, 0x1cce2, 0x1dde2, 0x188e8, 0x1c476, 0x199e8, 0x188e4,
+     0x1bbe8, 0x199e4, 0x188e2, 0x1bbe4, 0x199e2, 0x1bbe2, 0x111e8, 0x188f6,
+     0x133e8, 0x111e4, 0x177e8, 0x133e4, 0x111e2, 0x177e4, 0x133e2, 0x177e2,
+     0x111f6, 0x133f6, 0x1fb94, 0x172f8, 0x1b97e, 0x1fb92, 0x1727c, 0x1723e,
+     0x1f314, 0x1317e, 0x1f734, 0x1f312, 0x1737e, 0x1f732, 0x1e214, 0x1e634,
+     0x1e212, 0x1ee74, 0x1e632, 0x1ee72, 0x1c434, 0x1cc74, 0x1c432, 0x1dcf4,
+     0x1cc72, 0x1dcf2, 0x18874, 0x198f4, 0x18872, 0x1b9f4, 0x198f2, 0x1b9f2,
+     0x110f4, 0x131f4, 0x110f2, 0x173f4, 0x131f2, 0x173f2, 0x1fb8a, 0x1717c,
+     0x1713e, 0x1f30a, 0x1f71a, 0x1e20a, 0x1e61a, 0x1ee3a, 0x1c41a, 0x1cc3a,
+     0x1dc7a, 0x1883a, 0x1987a, 0x1b8fa, 0x1107a, 0x130fa, 0x171fa, 0x170be,
+     0x1e150, 0x1f0ac, 0x1e148, 0x1f0a6, 0x1e144, 0x1e142, 0x1c2d0, 0x1e16c,
+     0x1c2c8, 0x1e166, 0x1c2c4, 0x1c2c2, 0x185d0, 0x1c2ec, 0x185c8, 0x1c2e6,
+     0x185c4, 0x185c2, 0x10bd0, 0x185ec, 0x10bc8, 0x185e6, 0x10bc4, 0x10bc2,
+     0x10bec, 0x10be6, 0x1f1a8, 0x1f8d6, 0x11afc, 0x1f1a4, 0x11a7e, 0x1f1a2,
+     0x1e128, 0x1f096, 0x1e368, 0x1e124, 0x1e364, 0x1e122, 0x1e362, 0x1c268,
+     0x1e136, 0x1c6e8, 0x1c264, 0x1c6e4, 0x1c262, 0x1c6e2, 0x184e8, 0x1c276,
+     0x18de8, 0x184e4, 0x18de4, 0x184e2, 0x18de2, 0x109e8, 0x184f6, 0x11be8,
+     0x109e4, 0x11be4, 0x109e2, 0x11be2, 0x109f6, 0x11bf6, 0x1f9d4, 0x13af8,
+     0x19d7e, 0x1f9d2, 0x13a7c, 0x13a3e, 0x1f194, 0x1197e, 0x1f3b4, 0x1f192,
+     0x13b7e, 0x1f3b2, 0x1e114, 0x1e334, 0x1e112, 0x1e774, 0x1e332, 0x1e772,
+     0x1c234, 0x1c674, 0x1c232, 0x1cef4, 0x1c672, 0x1cef2, 0x18474, 0x18cf4,
+     0x18472, 0x19df4, 0x18cf2, 0x19df2, 0x108f4, 0x119f4, 0x108f2, 0x13bf4,
+     0x119f2, 0x13bf2, 0x17af0, 0x1bd7c, 0x17a78, 0x1bd3e, 0x17a3c, 0x17a1e,
+     0x1f9ca, 0x1397c, 0x1fbda, 0x17b7c, 0x1393e, 0x17b3e, 0x1f18a, 0x1f39a,
+     0x1f7ba, 0x1e10a, 0x1e31a, 0x1e73a, 0x1ef7a, 0x1c21a, 0x1c63a, 0x1ce7a,
+     0x1defa, 0x1843a, 0x18c7a, 0x19cfa, 0x1bdfa, 0x1087a, 0x118fa, 0x139fa,
+     0x17978, 0x1bcbe, 0x1793c, 0x1791e, 0x138be, 0x179be, 0x178bc, 0x1789e,
+     0x1785e, 0x1e0a8, 0x1e0a4, 0x1e0a2, 0x1c168, 0x1e0b6, 0x1c164, 0x1c162,
+     0x182e8, 0x1c176, 0x182e4, 0x182e2, 0x105e8, 0x182f6, 0x105e4, 0x105e2,
+     0x105f6, 0x1f0d4, 0x10d7e, 0x1f0d2, 0x1e094, 0x1e1b4, 0x1e092, 0x1e1b2,
+     0x1c134, 0x1c374, 0x1c132, 0x1c372, 0x18274, 0x186f4, 0x18272, 0x186f2,
+     0x104f4, 0x10df4, 0x104f2, 0x10df2, 0x1f8ea, 0x11d7c, 0x11d3e, 0x1f0ca,
+     0x1f1da, 0x1e08a, 0x1e19a, 0x1e3ba, 0x1c11a, 0x1c33a, 0x1c77a, 0x1823a,
+     0x1867a, 0x18efa, 0x1047a, 0x10cfa, 0x11dfa, 0x13d78, 0x19ebe, 0x13d3c,
+     0x13d1e, 0x11cbe, 0x13dbe, 0x17d70, 0x1bebc, 0x17d38, 0x1be9e, 0x17d1c,
+     0x17d0e, 0x13cbc, 0x17dbc, 0x13c9e, 0x17d9e, 0x17cb8, 0x1be5e, 0x17c9c,
+     0x17c8e, 0x13c5e, 0x17cde, 0x17c5c, 0x17c4e, 0x17c2e, 0x1c0b4, 0x1c0b2,
+     0x18174, 0x18172, 0x102f4, 0x102f2, 0x1e0da, 0x1c09a, 0x1c1ba, 0x1813a,
+     0x1837a, 0x1027a, 0x106fa, 0x10ebe, 0x11ebc, 0x11e9e, 0x13eb8, 0x19f5e,
+     0x13e9c, 0x13e8e, 0x11e5e, 0x13ede, 0x17eb0, 0x1bf5c, 0x17e98, 0x1bf4e,
+     0x17e8c, 0x17e86, 0x13e5c, 0x17edc, 0x13e4e, 0x17ece, 0x17e58, 0x1bf2e,
+     0x17e4c, 0x17e46, 0x13e2e, 0x17e6e, 0x17e2c, 0x17e26, 0x10f5e, 0x11f5c,
+     0x11f4e, 0x13f58, 0x19fae, 0x13f4c, 0x13f46, 0x11f2e, 0x13f6e, 0x13f2c,
+     0x13f26},
+    {0x1abe0, 0x1d5f8, 0x153c0, 0x1a9f0, 0x1d4fc, 0x151e0, 0x1a8f8, 0x1d47e,
+     0x150f0, 0x1a87c, 0x15078, 0x1fad0, 0x15be0, 0x1adf8, 0x1fac8, 0x159f0,
+     0x1acfc, 0x1fac4, 0x158f8, 0x1ac7e, 0x1fac2, 0x1587c, 0x1f5d0, 0x1faec,
+     0x15df8, 0x1f5c8, 0x1fae6, 0x15cfc, 0x1f5c4, 0x15c7e, 0x1f5c2, 0x1ebd0,
+     0x1f5ec, 0x1ebc8, 0x1f5e6, 0x1ebc4, 0x1ebc2, 0x1d7d0, 0x1ebec, 0x1d7c8,
+     0x1ebe6, 0x1d7c4, 0x1d7c2, 0x1afd0, 0x1d7ec, 0x1afc8, 0x1d7e6, 0x1afc4,
+     0x14bc0, 0x1a5f0, 0x1d2fc, 0x149e0, 0x1a4f8, 0x1d27e, 0x148f0, 0x1a47c,
+     0x14878, 0x1a43e, 0x1483c, 0x1fa68, 0x14df0, 0x1a6fc, 0x1fa64, 0x14cf8,
+     0x1a67e, 0x1fa62, 0x14c7c, 0x14c3e, 0x1f4e8, 0x1fa76, 0x14efc, 0x1f4e4,
+     0x14e7e, 0x1f4e2, 0x1e9e8, 0x1f4f6, 0x1e9e4, 0x1e9e2, 0x1d3e8, 0x1e9f6,
+     0x1d3e4, 0x1d3e2, 0x1a7e8, 0x1d3f6, 0x1a7e4, 0x1a7e2, 0x145e0, 0x1a2f8,
+     0x1d17e, 0x144f0, 0x1a27c, 0x14478, 0x1a23e, 0x1443c, 0x1441e, 0x1fa34,
+     0x146f8, 0x1a37e, 0x1fa32, 0x1467c, 0x1463e, 0x1f474, 0x1477e, 0x1f472,
+     0x1e8f4, 0x1e8f2, 0x1d1f4, 0x1d1f2, 0x1a3f4, 0x1a3f2, 0x142f0, 0x1a17c,
+     0x14278, 0x1a13e, 0x1423c, 0x1421e, 0x1fa1a, 0x1437c, 0x1433e, 0x1f43a,
+     0x1e87a, 0x1d0fa, 0x14178, 0x1a0be, 0x1413c, 0x1411e, 0x141be, 0x140bc,
+     0x1409e, 0x12bc0, 0x195f0, 0x1cafc, 0x129e0, 0x194f8, 0x1ca7e, 0x128f0,
+     0x1947c, 0x12878, 0x1943e, 0x1283c, 0x1f968, 0x12df0, 0x196fc, 0x1f964,
+     0x12cf8, 0x1967e, 0x1f962, 0x12c7c, 0x12c3e, 0x1f2e8, 0x1f976, 0x12efc,
+     0x1f2e4, 0x12e7e, 0x1f2e2, 0x1e5e8, 0x1f2f6, 0x1e5e4, 0x1e5e2, 0x1cbe8,
+     0x1e5f6, 0x1cbe4, 0x1cbe2, 0x197e8, 0x1cbf6, 0x197e4, 0x197e2, 0x1b5e0,
+     0x1daf8, 0x1ed7e, 0x169c0, 0x1b4f0, 0x1da7c, 0x168e0, 0x1b478, 0x1da3e,
+     0x16870, 0x1b43c, 0x16838, 0x1b41e, 0x1681c, 0x125e0, 0x192f8, 0x1c97e,
+     0x16de0, 0x124f0, 0x1927c, 0x16cf0, 0x1b67c, 0x1923e, 0x16c78, 0x1243c,
+     0x16c3c, 0x1241e, 0x16c1e, 0x1f934, 0x126f8, 0x1937e, 0x1fb74, 0x1f932,
+     0x16ef8, 0x1267c, 0x1fb72, 0x16e7c, 0x1263e, 0x16e3e, 0x1f274, 0x1277e,
+     0x1f6f4, 0x1f272, 0x16f7e, 0x1f6f2, 0x1e4f4, 0x1edf4, 0x1e4f2, 0x1edf2,
+     0x1c9f4, 0x1dbf4, 0x1c9f2, 0x1dbf2, 0x193f4, 0x193f2, 0x165c0, 0x1b2f0,
+     0x1d97c, 0x164e0, 0x1b278, 0x1d93e, 0x16470, 0x1b23c, 0x16438, 0x1b21e,
+     0x1641c, 0x1640e, 0x122f0, 0x1917c, 0x166f0, 0x12278, 0x1913e, 0x16678,
+     0x1b33e, 0x1663c, 0x1221e, 0x1661e, 0x1f91a, 0x1237c, 0x1fb3a, 0x1677c,
+     0x1233e, 0x1673e, 0x1f23a, 0x1f67a, 0x1e47a, 0x1ecfa, 0x1c8fa, 0x1d9fa,
+     0x191fa, 0x162e0, 0x1b178, 0x1d8be, 0x16270, 0x1b13c, 0x16238, 0x1b11e,
+     0x1621c, 0x1620e, 0x12178, 0x190be, 0x16378, 0x1213c, 0x1633c, 0x1211e,
+     0x1631e, 0x121be, 0x163be, 0x16170, 0x1b0bc, 0x16138, 0x1b09e, 0x1611c,
+     0x1610e, 0x120bc, 0x161bc, 0x1209e, 0x1619e, 0x160b8, 0x1b05e, 0x1609c,
+     0x1608e, 0x1205e, 0x160de, 0x1605c, 0x1604e, 0x115e0, 0x18af8, 0x1c57e,
+     0x114f0, 0x18a7c, 0x11478, 0x18a3e, 0x1143c, 0x1141e, 0x1f8b4, 0x116f8,
+     0x18b7e, 0x1f8b2, 0x1167c, 0x1163e, 0x1f174, 0x1177e, 0x1f172, 0x1e2f4,
+     0x1e2f2, 0x1c5f4, 0x1c5f2, 0x18bf4, 0x18bf2, 0x135c0, 0x19af0, 0x1cd7c,
+     0x134e0, 0x19a78, 0x1cd3e, 0x13470, 0x19a3c, 0x13438, 0x19a1e, 0x1341c,
+     0x1340e, 0x112f0, 0x1897c, 0x136f0, 0x11278, 0x1893e, 0x13678, 0x19b3e,
+     0x1363c, 0x1121e, 0x1361e, 0x1f89a, 0x1137c, 0x1f9ba, 0x1377c, 0x1133e,
+     0x1373e, 0x1f13a, 0x1f37a, 0x1e27a, 0x1e6fa, 0x1c4fa, 0x1cdfa, 0x189fa,
+     0x1bae0, 0x1dd78, 0x1eebe, 0x174c0, 0x1ba70, 0x1dd3c, 0x17460, 0x1ba38,
+     0x1dd1e, 0x17430, 0x1ba1c, 0x17418, 0x1ba0e, 0x1740c, 0x132e0, 0x19978,
+     0x1ccbe, 0x176e0, 0x13270, 0x1993c, 0x17670, 0x1bb3c, 0x1991e, 0x17638,
+     0x1321c, 0x1761c, 0x1320e, 0x1760e, 0x11178, 0x188be, 0x13378, 0x1113c,
+     0x17778, 0x1333c, 0x1111e, 0x1773c, 0x1331e, 0x1771e, 0x111be, 0x133be,
+     0x177be, 0x172c0, 0x1b970, 0x1dcbc, 0x17260, 0x1b938, 0x1dc9e, 0x17230,
+     0x1b91c, 0x17218, 0x1b90e, 0x1720c, 0x17206, 0x13170, 0x198bc, 0x17370,
+     0x13138, 0x1989e, 0x17338, 0x1b99e, 0x1731c, 0x1310e, 0x1730e, 0x110bc,
+     0x131bc, 0x1109e, 0x173bc, 0x1319e, 0x1739e, 0x17160, 0x1b8b8, 0x1dc5e,
+     0x17130, 0x1b89c, 0x17118, 0x1b88e, 0x1710c, 0x17106, 0x130b8, 0x1985e,
+     0x171b8, 0x1309c, 0x1719c, 0x1308e, 0x1718e, 0x1105e, 0x130de, 0x171de,
+     0x170b0, 0x1b85c, 0x17098, 0x1b84e, 0x1708c, 0x17086, 0x1305c, 0x170dc,
+     0x1304e, 0x170ce, 0x17058, 0x1b82e, 0x1704c, 0x17046, 0x1302e, 0x1706e,
+     0x1702c, 0x17026, 0x10af0, 0x1857c, 0x10a78, 0x1853e, 0x10a3c, 0x10a1e,
+     0x10b7c, 0x10b3e, 0x1f0ba, 0x1e17a, 0x1c2fa, 0x185fa, 0x11ae0, 0x18d78,
+     0x1c6be, 0x11a70, 0x18d3c, 0x11a38, 0x18d1e, 0x11a1c, 0x11a0e, 0x10978,
+     0x184be, 0x11b78, 0x1093c, 0x11b3c, 0x1091e, 0x11b1e, 0x109be, 0x11bbe,
+     0x13ac0, 0x19d70, 0x1cebc, 0x13a60, 0x19d38, 0x1ce9e, 0x13a30, 0x19d1c,
+     0x13a18, 0x19d0e, 0x13a0c, 0x13a06, 0x11970, 0x18cbc, 0x13b70, 0x11938,
+     0x18c9e, 0x13b38, 0x1191c, 0x13b1c, 0x1190e, 0x13b0e, 0x108bc, 0x119bc,
+     0x1089e, 0x13bbc, 0x1199e, 0x13b9e, 0x1bd60, 0x1deb8, 0x1ef5e, 0x17a40,
+     0x1bd30, 0x1de9c, 0x17a20, 0x1bd18, 0x1de8e, 0x17a10, 0x1bd0c, 0x17a08,
+     0x1bd06, 0x17a04, 0x13960, 0x19cb8, 0x1ce5e, 0x17b60, 0x13930, 0x19c9c,
+     0x17b30, 0x1bd9c, 0x19c8e, 0x17b18, 0x1390c, 0x17b0c, 0x13906, 0x17b06,
+     0x118b8, 0x18c5e, 0x139b8, 0x1189c, 0x17bb8, 0x1399c, 0x1188e, 0x17b9c,
+     0x1398e, 0x17b8e, 0x1085e, 0x118de, 0x139de, 0x17bde, 0x17940, 0x1bcb0,
+     0x1de5c, 0x17920, 0x1bc98, 0x1de4e, 0x17910, 0x1bc8c, 0x17908, 0x1bc86,
+     0x17904, 0x17902, 0x138b0, 0x19c5c, 0x179b0, 0x13898, 0x19c4e, 0x17998,
+     0x1bcce, 0x1798c, 0x13886, 0x17986, 0x1185c, 0x138dc, 0x1184e, 0x179dc,
+     0x138ce, 0x179ce, 0x178a0, 0x1bc58, 0x1de2e, 0x17890, 0x1bc4c, 0x17888,
+     0x1bc46, 0x17884, 0x17882, 0x13858, 0x19c2e, 0x178d8, 0x1384c, 0x178cc,
+     0x13846, 0x178c6, 0x1182e, 0x1386e, 0x178ee, 0x17850, 0x1bc2c, 0x17848,
+     0x1bc26, 0x17844, 0x17842, 0x1382c, 0x1786c, 0x13826, 0x17866, 0x17828,
+     0x1bc16, 0x17824, 0x17822, 0x13816, 0x17836, 0x10578, 0x182be, 0x1053c,
+     0x1051e, 0x105be, 0x10d70, 0x186bc, 0x10d38, 0x1869e, 0x10d1c, 0x10d0e,
+     0x104bc, 0x10dbc, 0x1049e, 0x10d9e, 0x11d60, 0x18eb8, 0x1c75e, 0x11d30,
+     0x18e9c, 0x11d18, 0x18e8e, 0x11d0c, 0x11d06, 0x10cb8, 0x1865e, 0x11db8,
+     0x10c9c, 0x11d9c, 0x10c8e, 0x11d8e, 0x1045e, 0x10cde, 0x11dde, 0x13d40,
+     0x19eb0, 0x1cf5c, 0x13d20, 0x19e98, 0x1cf4e, 0x13d10, 0x19e8c, 0x13d08,
+     0x19e86, 0x13d04, 0x13d02, 0x11cb0, 0x18e5c, 0x13db0, 0x11c98, 0x18e4e,
+     0x13d98, 0x19ece, 0x13d8c, 0x11c86, 0x13d86, 0x10c5c, 0x11cdc, 0x10c4e,
+     0x13ddc, 0x11cce, 0x13dce, 0x1bea0, 0x1df58, 0x1efae, 0x1be90, 0x1df4c,
+     0x1be88, 0x1df46, 0x1be84, 0x1be82, 0x13ca0, 0x19e58, 0x1cf2e, 0x17da0,
+     0x13c90, 0x19e4c, 0x17d90, 0x1becc, 0x19e46, 0x17d88, 0x13c84, 0x17d84,
+     0x13c82, 0x17d82, 0x11c58, 0x18e2e, 0x13cd8, 0x11c4c, 0x17dd8, 0x13ccc,
+     0x11c46, 0x17dcc, 0x13cc6, 0x17dc6, 0x10c2e, 0x11c6e, 0x13cee, 0x17dee,
+     0x1be50, 0x1df2c, 0x1be48, 0x1df26, 0x1be44, 0x1be42, 0x13c50, 0x19e2c,
+     0x17cd0, 0x13c48, 0x19e26, 0x17cc8, 0x1be66, 0x17cc4, 0x13c42, 0x17cc2,
+     0x11c2c, 0x13c6c, 0x11c26, 0x17cec, 0x13c66, 0x17ce6, 0x1be28, 0x1df16,
+     0x1be24, 0x1be22, 0x13c28, 0x19e16, 0x17c68, 0x13c24, 0x17c64, 0x13c22,
+     0x17c62, 0x11c16, 0x13c36, 0x17c76, 0x1be14, 0x1be12, 0x13c14, 0x17c34,
+     0x13c12, 0x17c32, 0x102bc, 0x1029e, 0x106b8, 0x1835e, 0x1069c, 0x1068e,
+     0x1025e, 0x106de, 0x10eb0, 0x1875c, 0x10e98, 0x1874e, 0x10e8c, 0x10e86,
+     0x1065c, 0x10edc, 0x1064e, 0x10ece, 0x11ea0, 0x18f58, 0x1c7ae, 0x11e90,
+     0x18f4c, 0x11e88, 0x18f46, 0x11e84, 0x11e82, 0x10e58, 0x1872e, 0x11ed8,
+     0x18f6e, 0x11ecc, 0x10e46, 0x11ec6, 0x1062e, 0x10e6e, 0x11eee, 0x19f50,
+     0x1cfac, 0x19f48, 0x1cfa6, 0x19f44, 0x19f42, 0x11e50, 0x18f2c, 0x13ed0,
+     0x19f6c, 0x18f26, 0x13ec8, 0x11e44, 0x13ec4, 0x11e42, 0x13ec2, 0x10e2c,
+     0x11e6c, 0x10e26, 0x13eec, 0x11e66, 0x13ee6, 0x1dfa8, 0x1efd6, 0x1dfa4,
+     0x1dfa2, 0x19f28, 0x1cf96, 0x1bf68, 0x19f24, 0x1bf64, 0x19f22, 0x1bf62,
+     0x11e28, 0x18f16, 0x13e68, 0x11e24, 0x17ee8, 0x13e64, 0x11e22, 0x17ee4,
+     0x13e62, 0x17ee2, 0x10e16, 0x11e36, 0x13e76, 0x17ef6, 0x1df94, 0x1df92,
+     0x19f14, 0x1bf34, 0x19f12, 0x1bf32, 0x11e14, 0x13e34, 0x11e12, 0x17e74,
+     0x13e32, 0x17e72, 0x1df8a, 0x19f0a, 0x1bf1a, 0x11e0a, 0x13e1a, 0x17e3a,
+     0x1035c, 0x1034e, 0x10758, 0x183ae, 0x1074c, 0x10746, 0x1032e, 0x1076e,
+     0x10f50, 0x187ac, 0x10f48, 0x187a6, 0x10f44, 0x10f42, 0x1072c, 0x10f6c,
+     0x10726, 0x10f66, 0x18fa8, 0x1c7d6, 0x18fa4, 0x18fa2, 0x10f28, 0x18796,
+     0x11f68, 0x18fb6, 0x11f64, 0x10f22, 0x11f62, 0x10716, 0x10f36, 0x11f76,
+     0x1cfd4, 0x1cfd2, 0x18f94, 0x19fb4, 0x18f92, 0x19fb2, 0x10f14, 0x11f34,
+     0x10f12, 0x13f74, 0x11f32, 0x13f72, 0x1cfca, 0x18f8a, 0x19f9a, 0x10f0a,
+     0x11f1a, 0x13f3a, 0x103ac, 0x103a6, 0x107a8, 0x183d6, 0x107a4, 0x107a2,
+     0x10396, 0x107b6, 0x187d4, 0x187d2, 0x10794, 0x10fb4, 0x10792, 0x10fb2,
+     0x1c7ea}};
+
+CBC_PDF417::CBC_PDF417() : CBC_PDF417(false) {}
+
+CBC_PDF417::CBC_PDF417(bool compact)
+    : m_compact(compact),
+      m_compaction(AUTO),
+      m_minCols(1),
+      m_maxCols(30),
+      m_maxRows(90),
+      m_minRows(3) {}
+
+CBC_PDF417::~CBC_PDF417() {}
+
+CBC_BarcodeMatrix* CBC_PDF417::getBarcodeMatrix() {
+  return m_barcodeMatrix.get();
+}
+
+void CBC_PDF417::generateBarcodeLogic(CFX_WideString msg,
+                                      int32_t errorCorrectionLevel,
+                                      int32_t& e) {
+  int32_t errorCorrectionCodeWords =
+      CBC_PDF417ErrorCorrection::getErrorCorrectionCodewordCount(
+          errorCorrectionLevel, e);
+  if (e != BCExceptionNO)
+    return;
+  CFX_WideString highLevel =
+      CBC_PDF417HighLevelEncoder::encodeHighLevel(msg, m_compaction, e);
+  if (e != BCExceptionNO)
+    return;
+  int32_t sourceCodeWords = highLevel.GetLength();
+  std::vector<int32_t>* dimension =
+      determineDimensions(sourceCodeWords, errorCorrectionCodeWords, e);
+  if (e != BCExceptionNO)
+    return;
+  int32_t cols = (*dimension)[0];
+  int32_t rows = (*dimension)[1];
+  delete dimension;
+  int32_t pad = getNumberOfPadCodewords(sourceCodeWords,
+                                        errorCorrectionCodeWords, cols, rows);
+  if (sourceCodeWords + errorCorrectionCodeWords + 1 > 929) {
+    e = BCExceptionEncodedMessageContainsTooManyCodeWords;
+    return;
+  }
+  int32_t n = sourceCodeWords + pad + 1;
+  CFX_WideString sb;
+  sb += (wchar_t)n;
+  sb += highLevel;
+  for (int32_t i = 0; i < pad; i++) {
+    sb += (wchar_t)900;
+  }
+  CFX_WideString dataCodewords(sb);
+  CFX_WideString ec = CBC_PDF417ErrorCorrection::generateErrorCorrection(
+      dataCodewords, errorCorrectionLevel, e);
+  if (e != BCExceptionNO)
+    return;
+  CFX_WideString fullCodewords = dataCodewords + ec;
+  m_barcodeMatrix = pdfium::MakeUnique<CBC_BarcodeMatrix>(rows, cols);
+  encodeLowLevel(fullCodewords, cols, rows, errorCorrectionLevel,
+                 m_barcodeMatrix.get());
+}
+
+void CBC_PDF417::setDimensions(int32_t maxCols,
+                               int32_t minCols,
+                               int32_t maxRows,
+                               int32_t minRows) {
+  m_maxCols = maxCols;
+  m_minCols = minCols;
+  m_maxRows = maxRows;
+  m_minRows = minRows;
+}
+
+void CBC_PDF417::setCompaction(Compaction compaction) {
+  m_compaction = compaction;
+}
+
+void CBC_PDF417::setCompact(bool compact) {
+  m_compact = compact;
+}
+
+int32_t CBC_PDF417::calculateNumberOfRows(int32_t m, int32_t k, int32_t c) {
+  int32_t r = ((m + 1 + k) / c) + 1;
+  if (c * r >= (m + 1 + k + c)) {
+    r--;
+  }
+  return r;
+}
+
+int32_t CBC_PDF417::getNumberOfPadCodewords(int32_t m,
+                                            int32_t k,
+                                            int32_t c,
+                                            int32_t r) {
+  int32_t n = c * r - k;
+  return n > m + 1 ? n - m - 1 : 0;
+}
+
+void CBC_PDF417::encodeChar(int32_t pattern,
+                            int32_t len,
+                            CBC_BarcodeRow* logic) {
+  int32_t map = 1 << (len - 1);
+  bool last = ((pattern & map) != 0);
+  int32_t width = 0;
+  for (int32_t i = 0; i < len; i++) {
+    bool black = ((pattern & map) != 0);
+    if (last == black) {
+      width++;
+    } else {
+      logic->addBar(last, width);
+      last = black;
+      width = 1;
+    }
+    map >>= 1;
+  }
+  logic->addBar(last, width);
+}
+
+void CBC_PDF417::encodeLowLevel(CFX_WideString fullCodewords,
+                                int32_t c,
+                                int32_t r,
+                                int32_t errorCorrectionLevel,
+                                CBC_BarcodeMatrix* logic) {
+  int32_t idx = 0;
+  for (int32_t y = 0; y < r; y++) {
+    int32_t cluster = y % 3;
+    logic->startRow();
+    encodeChar(START_PATTERN, 17, logic->getCurrentRow());
+    int32_t left;
+    int32_t right;
+    if (cluster == 0) {
+      left = (30 * (y / 3)) + ((r - 1) / 3);
+      right = (30 * (y / 3)) + (c - 1);
+    } else if (cluster == 1) {
+      left = (30 * (y / 3)) + (errorCorrectionLevel * 3) + ((r - 1) % 3);
+      right = (30 * (y / 3)) + ((r - 1) / 3);
+    } else {
+      left = (30 * (y / 3)) + (c - 1);
+      right = (30 * (y / 3)) + (errorCorrectionLevel * 3) + ((r - 1) % 3);
+    }
+    int32_t pattern = CODEWORD_TABLE[cluster][left];
+    encodeChar(pattern, 17, logic->getCurrentRow());
+    for (int32_t x = 0; x < c; x++) {
+      pattern = CODEWORD_TABLE[cluster][fullCodewords.GetAt(idx)];
+      encodeChar(pattern, 17, logic->getCurrentRow());
+      idx++;
+    }
+    if (m_compact) {
+      encodeChar(STOP_PATTERN, 1, logic->getCurrentRow());
+    } else {
+      pattern = CODEWORD_TABLE[cluster][right];
+      encodeChar(pattern, 17, logic->getCurrentRow());
+      encodeChar(STOP_PATTERN, 18, logic->getCurrentRow());
+    }
+  }
+}
+
+std::vector<int32_t>* CBC_PDF417::determineDimensions(
+    int32_t sourceCodeWords,
+    int32_t errorCorrectionCodeWords,
+    int32_t& e) {
+  float ratio = 0.0f;
+  std::vector<int32_t>* dimension = nullptr;
+  for (int32_t cols = m_minCols; cols <= m_maxCols; cols++) {
+    int32_t rows =
+        calculateNumberOfRows(sourceCodeWords, errorCorrectionCodeWords, cols);
+    if (rows < m_minRows) {
+      break;
+    }
+    if (rows > m_maxRows) {
+      continue;
+    }
+    float newRatio =
+        ((17 * cols + 69) * DEFAULT_MODULE_WIDTH) / (rows * HEIGHT);
+    if (dimension &&
+        fabsf(newRatio - PREFERRED_RATIO) > fabsf(ratio - PREFERRED_RATIO)) {
+      continue;
+    }
+    ratio = newRatio;
+    delete dimension;
+    dimension = new std::vector<int32_t>;
+    dimension->push_back(cols);
+    dimension->push_back(rows);
+  }
+  if (!dimension) {
+    int32_t rows = calculateNumberOfRows(sourceCodeWords,
+                                         errorCorrectionCodeWords, m_minCols);
+    if (rows < m_minRows) {
+      dimension = new std::vector<int32_t>;
+      dimension->push_back(m_minCols);
+      dimension->push_back(m_minRows);
+    } else if (rows >= 3 && rows <= 90) {
+      dimension = new std::vector<int32_t>;
+      dimension->push_back(m_minCols);
+      dimension->push_back(rows);
+    }
+  }
+  if (!dimension) {
+    e = BCExceptionUnableToFitMessageInColumns;
+    return nullptr;
+  }
+  return dimension;
+}
diff --git a/fxbarcode/pdf417/BC_PDF417.h b/fxbarcode/pdf417/BC_PDF417.h
new file mode 100644
index 0000000..bc36ea5
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417.h
@@ -0,0 +1,68 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_PDF417_BC_PDF417_H_
+#define FXBARCODE_PDF417_BC_PDF417_H_
+
+#include <memory>
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+#include "fxbarcode/pdf417/BC_PDF417Compaction.h"
+
+class CBC_BarcodeRow;
+class CBC_BarcodeMatrix;
+
+class CBC_PDF417 {
+ public:
+  CBC_PDF417();
+  explicit CBC_PDF417(bool compact);
+  virtual ~CBC_PDF417();
+
+  CBC_BarcodeMatrix* getBarcodeMatrix();
+  void generateBarcodeLogic(CFX_WideString msg,
+                            int32_t errorCorrectionLevel,
+                            int32_t& e);
+  void setDimensions(int32_t maxCols,
+                     int32_t minCols,
+                     int32_t maxRows,
+                     int32_t minRows);
+  void setCompaction(Compaction compaction);
+  void setCompact(bool compact);
+
+ private:
+  static const int32_t START_PATTERN = 0x1fea8;
+  static const int32_t STOP_PATTERN = 0x3fa29;
+  static const int32_t CODEWORD_TABLE[][929];
+  static constexpr float PREFERRED_RATIO = 3.0f;
+  static constexpr float DEFAULT_MODULE_WIDTH = 0.357f;
+  static constexpr float HEIGHT = 2.0f;
+
+  static int32_t calculateNumberOfRows(int32_t m, int32_t k, int32_t c);
+  static int32_t getNumberOfPadCodewords(int32_t m,
+                                         int32_t k,
+                                         int32_t c,
+                                         int32_t r);
+  static void encodeChar(int32_t pattern, int32_t len, CBC_BarcodeRow* logic);
+  void encodeLowLevel(CFX_WideString fullCodewords,
+                      int32_t c,
+                      int32_t r,
+                      int32_t errorCorrectionLevel,
+                      CBC_BarcodeMatrix* logic);
+  std::vector<int32_t>* determineDimensions(int32_t sourceCodeWords,
+                                            int32_t errorCorrectionCodeWords,
+                                            int32_t& e);
+
+  std::unique_ptr<CBC_BarcodeMatrix> m_barcodeMatrix;
+  bool m_compact;
+  Compaction m_compaction;
+  int32_t m_minCols;
+  int32_t m_maxCols;
+  int32_t m_maxRows;
+  int32_t m_minRows;
+};
+
+#endif  // FXBARCODE_PDF417_BC_PDF417_H_
diff --git a/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.cpp b/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.cpp
new file mode 100644
index 0000000..564d7ef
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.cpp
@@ -0,0 +1,84 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h"
+#include "fxbarcode/pdf417/BC_PDF417BarcodeRow.h"
+
+CBC_BarcodeMatrix::CBC_BarcodeMatrix(int32_t height, int32_t width) {
+  m_matrix.resize(height + 2);
+  for (size_t i = 0, matrixLength = m_matrix.size(); i < matrixLength; ++i)
+    m_matrix[i] = new CBC_BarcodeRow((width + 4) * 17 + 1);
+
+  m_width = width * 17;
+  m_height = height + 2;
+  m_currentRow = 0;
+  m_outHeight = 0;
+  m_outWidth = 0;
+}
+
+CBC_BarcodeMatrix::~CBC_BarcodeMatrix() {
+  for (size_t i = 0; i < m_matrix.size(); i++)
+    delete m_matrix[i];
+}
+
+void CBC_BarcodeMatrix::set(int32_t x, int32_t y, uint8_t value) {
+  m_matrix[y]->set(x, value);
+}
+void CBC_BarcodeMatrix::setMatrix(int32_t x, int32_t y, bool black) {
+  set(x, y, (uint8_t)(black ? 1 : 0));
+}
+void CBC_BarcodeMatrix::startRow() {
+  ++m_currentRow;
+}
+CBC_BarcodeRow* CBC_BarcodeMatrix::getCurrentRow() {
+  return m_matrix[m_currentRow];
+}
+int32_t CBC_BarcodeMatrix::getWidth() {
+  return m_outWidth;
+}
+int32_t CBC_BarcodeMatrix::getHeight() {
+  return m_outHeight;
+}
+std::vector<uint8_t>& CBC_BarcodeMatrix::getMatrix() {
+  return getScaledMatrix(1, 1);
+}
+std::vector<uint8_t>& CBC_BarcodeMatrix::getScaledMatrix(int32_t scale) {
+  return getScaledMatrix(scale, scale);
+}
+std::vector<uint8_t>& CBC_BarcodeMatrix::getScaledMatrix(int32_t xScale,
+                                                         int32_t yScale) {
+  size_t yMax = m_height * yScale;
+  std::vector<uint8_t> bytearray = m_matrix[0]->getScaledRow(xScale);
+  size_t xMax = bytearray.size();
+  m_matrixOut.resize(xMax * yMax);
+  m_outWidth = xMax;
+  m_outHeight = yMax;
+  int32_t k = 0;
+  for (size_t i = 0; i < yMax; i++) {
+    if (i != 0)
+      bytearray = m_matrix[i / yScale]->getScaledRow(xScale);
+    k = i * xMax;
+    for (size_t l = 0; l < xMax; l++)
+      m_matrixOut[k + l] = bytearray[l];
+  }
+  return m_matrixOut;
+}
diff --git a/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h b/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h
new file mode 100644
index 0000000..964048d
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h
@@ -0,0 +1,42 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_PDF417_BC_PDF417BARCODEMATRIX_H_
+#define FXBARCODE_PDF417_BC_PDF417BARCODEMATRIX_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CBC_BarcodeRow;
+
+class CBC_BarcodeMatrix {
+ public:
+  CBC_BarcodeMatrix();
+  CBC_BarcodeMatrix(int32_t height, int32_t width);
+  virtual ~CBC_BarcodeMatrix();
+
+  void set(int32_t x, int32_t y, uint8_t value);
+  void setMatrix(int32_t x, int32_t y, bool black);
+  void startRow();
+  CBC_BarcodeRow* getCurrentRow();
+  std::vector<uint8_t>& getMatrix();
+  std::vector<uint8_t>& getScaledMatrix(int32_t scale);
+  std::vector<uint8_t>& getScaledMatrix(int32_t xScale, int32_t yScale);
+  int32_t getWidth();
+  int32_t getHeight();
+
+ private:
+  std::vector<CBC_BarcodeRow*> m_matrix;
+  std::vector<uint8_t> m_matrixOut;
+  int32_t m_currentRow;
+  int32_t m_height;
+  int32_t m_width;
+  int32_t m_outWidth;
+  int32_t m_outHeight;
+};
+
+#endif  // FXBARCODE_PDF417_BC_PDF417BARCODEMATRIX_H_
diff --git a/fxbarcode/pdf417/BC_PDF417BarcodeRow.cpp b/fxbarcode/pdf417/BC_PDF417BarcodeRow.cpp
new file mode 100644
index 0000000..c0c251f
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417BarcodeRow.cpp
@@ -0,0 +1,52 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/pdf417/BC_PDF417BarcodeRow.h"
+
+CBC_BarcodeRow::CBC_BarcodeRow(size_t width)
+    : m_row(width), m_currentLocation(0) {}
+
+CBC_BarcodeRow::~CBC_BarcodeRow() {}
+
+void CBC_BarcodeRow::set(int32_t x, uint8_t value) {
+  m_row[x] = value;
+}
+
+void CBC_BarcodeRow::set(int32_t x, bool black) {
+  m_row[x] = black ? 1 : 0;
+}
+
+void CBC_BarcodeRow::addBar(bool black, int32_t width) {
+  for (int32_t ii = 0; ii < width; ii++)
+    set(m_currentLocation++, black);
+}
+
+std::vector<uint8_t>& CBC_BarcodeRow::getRow() {
+  return m_row;
+}
+
+std::vector<uint8_t>& CBC_BarcodeRow::getScaledRow(int32_t scale) {
+  m_output.resize(m_row.size() * scale);
+  for (size_t i = 0; i < m_output.size(); i++)
+    m_output[i] = m_row[i / scale];
+  return m_output;
+}
diff --git a/fxbarcode/pdf417/BC_PDF417BarcodeRow.h b/fxbarcode/pdf417/BC_PDF417BarcodeRow.h
new file mode 100644
index 0000000..d9d8f69
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417BarcodeRow.h
@@ -0,0 +1,31 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_PDF417_BC_PDF417BARCODEROW_H_
+#define FXBARCODE_PDF417_BC_PDF417BARCODEROW_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CBC_BarcodeRow {
+ public:
+  explicit CBC_BarcodeRow(size_t width);
+  virtual ~CBC_BarcodeRow();
+
+  void set(int32_t x, uint8_t value);
+  void set(int32_t x, bool black);
+  void addBar(bool black, int32_t width);
+  std::vector<uint8_t>& getRow();
+  std::vector<uint8_t>& getScaledRow(int32_t scale);
+
+ private:
+  std::vector<uint8_t> m_row;
+  std::vector<uint8_t> m_output;
+  int32_t m_currentLocation;
+};
+
+#endif  // FXBARCODE_PDF417_BC_PDF417BARCODEROW_H_
diff --git a/fxbarcode/pdf417/BC_PDF417Compaction.cpp b/fxbarcode/pdf417/BC_PDF417Compaction.cpp
new file mode 100644
index 0000000..d0ed878
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417Compaction.cpp
@@ -0,0 +1,26 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2011 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/pdf417/BC_PDF417Compaction.h"
+
+CBC_Compaction::CBC_Compaction() {}
+CBC_Compaction::~CBC_Compaction() {}
diff --git a/fxbarcode/pdf417/BC_PDF417Compaction.h b/fxbarcode/pdf417/BC_PDF417Compaction.h
new file mode 100644
index 0000000..7f4795a
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417Compaction.h
@@ -0,0 +1,18 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_PDF417_BC_PDF417COMPACTION_H_
+#define FXBARCODE_PDF417_BC_PDF417COMPACTION_H_
+
+class CBC_Compaction;
+enum Compaction { AUTO, TEXT, BYTES, NUMERIC };
+class CBC_Compaction {
+ public:
+  CBC_Compaction();
+  virtual ~CBC_Compaction();
+};
+
+#endif  // FXBARCODE_PDF417_BC_PDF417COMPACTION_H_
diff --git a/fxbarcode/pdf417/BC_PDF417ErrorCorrection.cpp b/fxbarcode/pdf417/BC_PDF417ErrorCorrection.cpp
new file mode 100644
index 0000000..b1fd3d3
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417ErrorCorrection.cpp
@@ -0,0 +1,191 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki in part, and ZXing Authors in part
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/pdf417/BC_PDF417ErrorCorrection.h"
+#include "fxbarcode/utils.h"
+
+namespace {
+
+const uint16_t EC_LEVEL_0_COEFFICIENTS[2] = {27, 917};
+const uint16_t EC_LEVEL_1_COEFFICIENTS[4] = {522, 568, 723, 809};
+const uint16_t EC_LEVEL_2_COEFFICIENTS[8] = {237, 308, 436, 284,
+                                             646, 653, 428, 379};
+
+const uint16_t EC_LEVEL_3_COEFFICIENTS[16] = {274, 562, 232, 755, 599, 524,
+                                              801, 132, 295, 116, 442, 428,
+                                              295, 42,  176, 65};
+
+const uint16_t EC_LEVEL_4_COEFFICIENTS[32] = {
+    361, 575, 922, 525, 176, 586, 640, 321, 536, 742, 677,
+    742, 687, 284, 193, 517, 273, 494, 263, 147, 593, 800,
+    571, 320, 803, 133, 231, 390, 685, 330, 63,  410};
+
+const uint16_t EC_LEVEL_5_COEFFICIENTS[64] = {
+    539, 422, 6,   93,  862, 771, 453, 106, 610, 287, 107, 505, 733,
+    877, 381, 612, 723, 476, 462, 172, 430, 609, 858, 822, 543, 376,
+    511, 400, 672, 762, 283, 184, 440, 35,  519, 31,  460, 594, 225,
+    535, 517, 352, 605, 158, 651, 201, 488, 502, 648, 733, 717, 83,
+    404, 97,  280, 771, 840, 629, 4,   381, 843, 623, 264, 543};
+
+const uint16_t EC_LEVEL_6_COEFFICIENTS[128] = {
+    521, 310, 864, 547, 858, 580, 296, 379, 53,  779, 897, 444, 400, 925, 749,
+    415, 822, 93,  217, 208, 928, 244, 583, 620, 246, 148, 447, 631, 292, 908,
+    490, 704, 516, 258, 457, 907, 594, 723, 674, 292, 272, 96,  684, 432, 686,
+    606, 860, 569, 193, 219, 129, 186, 236, 287, 192, 775, 278, 173, 40,  379,
+    712, 463, 646, 776, 171, 491, 297, 763, 156, 732, 95,  270, 447, 90,  507,
+    48,  228, 821, 808, 898, 784, 663, 627, 378, 382, 262, 380, 602, 754, 336,
+    89,  614, 87,  432, 670, 616, 157, 374, 242, 726, 600, 269, 375, 898, 845,
+    454, 354, 130, 814, 587, 804, 34,  211, 330, 539, 297, 827, 865, 37,  517,
+    834, 315, 550, 86,  801, 4,   108, 539};
+
+const uint16_t EC_LEVEL_7_COEFFICIENTS[256] = {
+    524, 894, 75,  766, 882, 857, 74,  204, 82,  586, 708, 250, 905, 786, 138,
+    720, 858, 194, 311, 913, 275, 190, 375, 850, 438, 733, 194, 280, 201, 280,
+    828, 757, 710, 814, 919, 89,  68,  569, 11,  204, 796, 605, 540, 913, 801,
+    700, 799, 137, 439, 418, 592, 668, 353, 859, 370, 694, 325, 240, 216, 257,
+    284, 549, 209, 884, 315, 70,  329, 793, 490, 274, 877, 162, 749, 812, 684,
+    461, 334, 376, 849, 521, 307, 291, 803, 712, 19,  358, 399, 908, 103, 511,
+    51,  8,   517, 225, 289, 470, 637, 731, 66,  255, 917, 269, 463, 830, 730,
+    433, 848, 585, 136, 538, 906, 90,  2,   290, 743, 199, 655, 903, 329, 49,
+    802, 580, 355, 588, 188, 462, 10,  134, 628, 320, 479, 130, 739, 71,  263,
+    318, 374, 601, 192, 605, 142, 673, 687, 234, 722, 384, 177, 752, 607, 640,
+    455, 193, 689, 707, 805, 641, 48,  60,  732, 621, 895, 544, 261, 852, 655,
+    309, 697, 755, 756, 60,  231, 773, 434, 421, 726, 528, 503, 118, 49,  795,
+    32,  144, 500, 238, 836, 394, 280, 566, 319, 9,   647, 550, 73,  914, 342,
+    126, 32,  681, 331, 792, 620, 60,  609, 441, 180, 791, 893, 754, 605, 383,
+    228, 749, 760, 213, 54,  297, 134, 54,  834, 299, 922, 191, 910, 532, 609,
+    829, 189, 20,  167, 29,  872, 449, 83,  402, 41,  656, 505, 579, 481, 173,
+    404, 251, 688, 95,  497, 555, 642, 543, 307, 159, 924, 558, 648, 55,  497,
+    10};
+
+const uint16_t EC_LEVEL_8_COEFFICIENTS[512] = {
+    352, 77,  373, 504, 35,  599, 428, 207, 409, 574, 118, 498, 285, 380, 350,
+    492, 197, 265, 920, 155, 914, 299, 229, 643, 294, 871, 306, 88,  87,  193,
+    352, 781, 846, 75,  327, 520, 435, 543, 203, 666, 249, 346, 781, 621, 640,
+    268, 794, 534, 539, 781, 408, 390, 644, 102, 476, 499, 290, 632, 545, 37,
+    858, 916, 552, 41,  542, 289, 122, 272, 383, 800, 485, 98,  752, 472, 761,
+    107, 784, 860, 658, 741, 290, 204, 681, 407, 855, 85,  99,  62,  482, 180,
+    20,  297, 451, 593, 913, 142, 808, 684, 287, 536, 561, 76,  653, 899, 729,
+    567, 744, 390, 513, 192, 516, 258, 240, 518, 794, 395, 768, 848, 51,  610,
+    384, 168, 190, 826, 328, 596, 786, 303, 570, 381, 415, 641, 156, 237, 151,
+    429, 531, 207, 676, 710, 89,  168, 304, 402, 40,  708, 575, 162, 864, 229,
+    65,  861, 841, 512, 164, 477, 221, 92,  358, 785, 288, 357, 850, 836, 827,
+    736, 707, 94,  8,   494, 114, 521, 2,   499, 851, 543, 152, 729, 771, 95,
+    248, 361, 578, 323, 856, 797, 289, 51,  684, 466, 533, 820, 669, 45,  902,
+    452, 167, 342, 244, 173, 35,  463, 651, 51,  699, 591, 452, 578, 37,  124,
+    298, 332, 552, 43,  427, 119, 662, 777, 475, 850, 764, 364, 578, 911, 283,
+    711, 472, 420, 245, 288, 594, 394, 511, 327, 589, 777, 699, 688, 43,  408,
+    842, 383, 721, 521, 560, 644, 714, 559, 62,  145, 873, 663, 713, 159, 672,
+    729, 624, 59,  193, 417, 158, 209, 563, 564, 343, 693, 109, 608, 563, 365,
+    181, 772, 677, 310, 248, 353, 708, 410, 579, 870, 617, 841, 632, 860, 289,
+    536, 35,  777, 618, 586, 424, 833, 77,  597, 346, 269, 757, 632, 695, 751,
+    331, 247, 184, 45,  787, 680, 18,  66,  407, 369, 54,  492, 228, 613, 830,
+    922, 437, 519, 644, 905, 789, 420, 305, 441, 207, 300, 892, 827, 141, 537,
+    381, 662, 513, 56,  252, 341, 242, 797, 838, 837, 720, 224, 307, 631, 61,
+    87,  560, 310, 756, 665, 397, 808, 851, 309, 473, 795, 378, 31,  647, 915,
+    459, 806, 590, 731, 425, 216, 548, 249, 321, 881, 699, 535, 673, 782, 210,
+    815, 905, 303, 843, 922, 281, 73,  469, 791, 660, 162, 498, 308, 155, 422,
+    907, 817, 187, 62,  16,  425, 535, 336, 286, 437, 375, 273, 610, 296, 183,
+    923, 116, 667, 751, 353, 62,  366, 691, 379, 687, 842, 37,  357, 720, 742,
+    330, 5,   39,  923, 311, 424, 242, 749, 321, 54,  669, 316, 342, 299, 534,
+    105, 667, 488, 640, 672, 576, 540, 316, 486, 721, 610, 46,  656, 447, 171,
+    616, 464, 190, 531, 297, 321, 762, 752, 533, 175, 134, 14,  381, 433, 717,
+    45,  111, 20,  596, 284, 736, 138, 646, 411, 877, 669, 141, 919, 45,  780,
+    407, 164, 332, 899, 165, 726, 600, 325, 498, 655, 357, 752, 768, 223, 849,
+    647, 63,  310, 863, 251, 366, 304, 282, 738, 675, 410, 389, 244, 31,  121,
+    303, 263};
+
+const uint16_t* const EC_COEFFICIENTS[9] = {
+    EC_LEVEL_0_COEFFICIENTS, EC_LEVEL_1_COEFFICIENTS, EC_LEVEL_2_COEFFICIENTS,
+    EC_LEVEL_3_COEFFICIENTS, EC_LEVEL_4_COEFFICIENTS, EC_LEVEL_5_COEFFICIENTS,
+    EC_LEVEL_6_COEFFICIENTS, EC_LEVEL_7_COEFFICIENTS, EC_LEVEL_8_COEFFICIENTS};
+
+}  // namespace
+
+CBC_PDF417ErrorCorrection::CBC_PDF417ErrorCorrection() {}
+CBC_PDF417ErrorCorrection::~CBC_PDF417ErrorCorrection() {}
+int32_t CBC_PDF417ErrorCorrection::getErrorCorrectionCodewordCount(
+    int32_t errorCorrectionLevel,
+    int32_t& e) {
+  if (errorCorrectionLevel < 0 || errorCorrectionLevel > 8) {
+    e = BCExceptionErrorCorrectionLevelMustBeBetween0And8;
+    return -1;
+  }
+  return 1 << (errorCorrectionLevel + 1);
+}
+
+int32_t CBC_PDF417ErrorCorrection::getRecommendedMinimumErrorCorrectionLevel(
+    int32_t n,
+    int32_t& e) {
+  if (n <= 0) {
+    e = BCExceptionIllegalArgumentnMustBeAbove0;
+    return -1;
+  }
+  if (n <= 40) {
+    return 2;
+  }
+  if (n <= 160) {
+    return 3;
+  }
+  if (n <= 320) {
+    return 4;
+  }
+  if (n <= 863) {
+    return 5;
+  }
+  e = BCExceptionNoRecommendationPossible;
+  return -1;
+}
+
+CFX_WideString CBC_PDF417ErrorCorrection::generateErrorCorrection(
+    CFX_WideString dataCodewords,
+    int32_t errorCorrectionLevel,
+    int32_t& e) {
+  int32_t k = getErrorCorrectionCodewordCount(errorCorrectionLevel, e);
+  if (e != BCExceptionNO)
+    return L" ";
+  wchar_t* ech = FX_Alloc(wchar_t, k);
+  FXSYS_memset(ech, 0, k * sizeof(wchar_t));
+  int32_t sld = dataCodewords.GetLength();
+  for (int32_t i = 0; i < sld; i++) {
+    int32_t t1 = (dataCodewords.GetAt(i) + ech[k - 1]) % 929;
+    int32_t t2;
+    int32_t t3;
+    for (int32_t j = k - 1; j >= 1; j--) {
+      t2 = (t1 * EC_COEFFICIENTS[errorCorrectionLevel][j]) % 929;
+      t3 = 929 - t2;
+      ech[j] = (wchar_t)((ech[j - 1] + t3) % 929);
+    }
+    t2 = (t1 * EC_COEFFICIENTS[errorCorrectionLevel][0]) % 929;
+    t3 = 929 - t2;
+    ech[0] = (wchar_t)(t3 % 929);
+  }
+  CFX_WideString sb;
+  for (int32_t j = k - 1; j >= 0; j--) {
+    if (ech[j] != 0) {
+      ech[j] = (wchar_t)(929 - ech[j]);
+    }
+    sb += (wchar_t)ech[j];
+  }
+  FX_Free(ech);
+  return sb;
+}
diff --git a/fxbarcode/pdf417/BC_PDF417ErrorCorrection.h b/fxbarcode/pdf417/BC_PDF417ErrorCorrection.h
new file mode 100644
index 0000000..d1c6eed
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417ErrorCorrection.h
@@ -0,0 +1,28 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_
+#define FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_
+
+#include <stdint.h>
+
+#include "core/fxcrt/fx_string.h"
+
+class CBC_PDF417ErrorCorrection {
+ public:
+  CBC_PDF417ErrorCorrection();
+  virtual ~CBC_PDF417ErrorCorrection();
+
+  static int32_t getErrorCorrectionCodewordCount(int32_t errorCorrectionLevel,
+                                                 int32_t& e);
+  static int32_t getRecommendedMinimumErrorCorrectionLevel(int32_t n,
+                                                           int32_t& e);
+  static CFX_WideString generateErrorCorrection(CFX_WideString dataCodewords,
+                                                int32_t errorCorrectionLevel,
+                                                int32_t& e);
+};
+
+#endif  // FXBARCODE_PDF417_BC_PDF417ERRORCORRECTION_H_
diff --git a/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.cpp b/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.cpp
new file mode 100644
index 0000000..ac8b018
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.cpp
@@ -0,0 +1,430 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2006 Jeremias Maerki in part, and ZXing Authors in part
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
+
+#include "fxbarcode/BC_UtilCodingConvert.h"
+#include "fxbarcode/pdf417/BC_PDF417Compaction.h"
+#include "fxbarcode/utils.h"
+#include "third_party/bigint/BigIntegerLibrary.hh"
+
+#define SUBMODE_ALPHA 0
+#define SUBMODE_LOWER 1
+#define SUBMODE_MIXED 2
+
+int32_t CBC_PDF417HighLevelEncoder::TEXT_COMPACTION = 0;
+int32_t CBC_PDF417HighLevelEncoder::BYTE_COMPACTION = 1;
+int32_t CBC_PDF417HighLevelEncoder::NUMERIC_COMPACTION = 2;
+int32_t CBC_PDF417HighLevelEncoder::SUBMODE_PUNCTUATION = 3;
+int32_t CBC_PDF417HighLevelEncoder::LATCH_TO_TEXT = 900;
+int32_t CBC_PDF417HighLevelEncoder::LATCH_TO_BYTE_PADDED = 901;
+int32_t CBC_PDF417HighLevelEncoder::LATCH_TO_NUMERIC = 902;
+int32_t CBC_PDF417HighLevelEncoder::SHIFT_TO_BYTE = 913;
+int32_t CBC_PDF417HighLevelEncoder::LATCH_TO_BYTE = 924;
+uint8_t CBC_PDF417HighLevelEncoder::TEXT_MIXED_RAW[] = {
+    48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 38, 13, 9, 44, 58,
+    35, 45, 46, 36, 47, 43, 37, 42, 61, 94, 0,  32, 0, 0,  0};
+uint8_t CBC_PDF417HighLevelEncoder::TEXT_PUNCTUATION_RAW[] = {
+    59, 60, 62, 64, 91, 92, 93,  95, 96, 126, 33, 13,  9,   44, 58,
+    10, 45, 46, 36, 47, 34, 124, 42, 40, 41,  63, 123, 125, 39, 0};
+int32_t CBC_PDF417HighLevelEncoder::MIXED[128] = {0};
+int32_t CBC_PDF417HighLevelEncoder::PUNCTUATION[128] = {0};
+
+void CBC_PDF417HighLevelEncoder::Initialize() {
+  Inverse();
+}
+
+void CBC_PDF417HighLevelEncoder::Finalize() {}
+
+CFX_WideString CBC_PDF417HighLevelEncoder::encodeHighLevel(
+    CFX_WideString wideMsg,
+    Compaction compaction,
+    int32_t& e) {
+  CFX_ByteString bytes;
+  CBC_UtilCodingConvert::UnicodeToUTF8(wideMsg, bytes);
+  CFX_WideString msg;
+  int32_t len = bytes.GetLength();
+  for (int32_t i = 0; i < len; i++) {
+    wchar_t ch = (wchar_t)(bytes.GetAt(i) & 0xff);
+    if (ch == '?' && bytes.GetAt(i) != '?') {
+      e = BCExceptionCharactersOutsideISO88591Encoding;
+      return CFX_WideString();
+    }
+    msg += ch;
+  }
+  std::vector<uint8_t> byteArr;
+  for (int32_t k = 0; k < bytes.GetLength(); k++) {
+    byteArr.push_back(bytes.GetAt(k));
+  }
+  CFX_WideString sb;
+  len = msg.GetLength();
+  int32_t p = 0;
+  int32_t textSubMode = SUBMODE_ALPHA;
+  if (compaction == TEXT) {
+    encodeText(msg, p, len, sb, textSubMode);
+  } else if (compaction == BYTES) {
+    encodeBinary(&byteArr, p, byteArr.size(), BYTE_COMPACTION, sb);
+  } else if (compaction == NUMERIC) {
+    sb += (wchar_t)LATCH_TO_NUMERIC;
+    encodeNumeric(msg, p, len, sb);
+  } else {
+    int32_t encodingMode = LATCH_TO_TEXT;
+    while (p < len) {
+      int32_t n = determineConsecutiveDigitCount(msg, p);
+      if (n >= 13) {
+        sb += (wchar_t)LATCH_TO_NUMERIC;
+        encodingMode = NUMERIC_COMPACTION;
+        textSubMode = SUBMODE_ALPHA;
+        encodeNumeric(msg, p, n, sb);
+        p += n;
+      } else {
+        int32_t t = determineConsecutiveTextCount(msg, p);
+        if (t >= 5 || n == len) {
+          if (encodingMode != TEXT_COMPACTION) {
+            sb += (wchar_t)LATCH_TO_TEXT;
+            encodingMode = TEXT_COMPACTION;
+            textSubMode = SUBMODE_ALPHA;
+          }
+          textSubMode = encodeText(msg, p, t, sb, textSubMode);
+          p += t;
+        } else {
+          int32_t b = determineConsecutiveBinaryCount(msg, &byteArr, p, e);
+          if (e != BCExceptionNO)
+            return L" ";
+          if (b == 0) {
+            b = 1;
+          }
+          if (b == 1 && encodingMode == TEXT_COMPACTION) {
+            encodeBinary(&byteArr, p, 1, TEXT_COMPACTION, sb);
+          } else {
+            encodeBinary(&byteArr, p, b, encodingMode, sb);
+            encodingMode = BYTE_COMPACTION;
+            textSubMode = SUBMODE_ALPHA;
+          }
+          p += b;
+        }
+      }
+    }
+  }
+  return sb;
+}
+
+void CBC_PDF417HighLevelEncoder::Inverse() {
+  for (size_t l = 0; l < FX_ArraySize(MIXED); ++l)
+    MIXED[l] = -1;
+
+  for (uint8_t i = 0; i < FX_ArraySize(TEXT_MIXED_RAW); ++i) {
+    uint8_t b = TEXT_MIXED_RAW[i];
+    if (b != 0)
+      MIXED[b] = i;
+  }
+
+  for (size_t l = 0; l < FX_ArraySize(PUNCTUATION); ++l)
+    PUNCTUATION[l] = -1;
+
+  for (uint8_t i = 0; i < FX_ArraySize(TEXT_PUNCTUATION_RAW); ++i) {
+    uint8_t b = TEXT_PUNCTUATION_RAW[i];
+    if (b != 0)
+      PUNCTUATION[b] = i;
+  }
+}
+
+int32_t CBC_PDF417HighLevelEncoder::encodeText(CFX_WideString msg,
+                                               int32_t startpos,
+                                               int32_t count,
+                                               CFX_WideString& sb,
+                                               int32_t initialSubmode) {
+  CFX_WideString tmp;
+  int32_t submode = initialSubmode;
+  int32_t idx = 0;
+  while (true) {
+    wchar_t ch = msg.GetAt(startpos + idx);
+    switch (submode) {
+      case SUBMODE_ALPHA:
+        if (isAlphaUpper(ch)) {
+          if (ch == ' ') {
+            tmp += (wchar_t)26;
+          } else {
+            tmp += (wchar_t)(ch - 65);
+          }
+        } else {
+          if (isAlphaLower(ch)) {
+            submode = SUBMODE_LOWER;
+            tmp += (wchar_t)27;
+            continue;
+          } else if (isMixed(ch)) {
+            submode = SUBMODE_MIXED;
+            tmp += (wchar_t)28;
+            continue;
+          } else {
+            tmp += (wchar_t)29;
+            tmp += PUNCTUATION[ch];
+            break;
+          }
+        }
+        break;
+      case SUBMODE_LOWER:
+        if (isAlphaLower(ch)) {
+          if (ch == ' ') {
+            tmp += (wchar_t)26;
+          } else {
+            tmp += (wchar_t)(ch - 97);
+          }
+        } else {
+          if (isAlphaUpper(ch)) {
+            tmp += (wchar_t)27;
+            tmp += (wchar_t)(ch - 65);
+            break;
+          } else if (isMixed(ch)) {
+            submode = SUBMODE_MIXED;
+            tmp += (wchar_t)28;
+            continue;
+          } else {
+            tmp += (wchar_t)29;
+            tmp += PUNCTUATION[ch];
+            break;
+          }
+        }
+        break;
+      case SUBMODE_MIXED:
+        if (isMixed(ch)) {
+          tmp += MIXED[ch];
+        } else {
+          if (isAlphaUpper(ch)) {
+            submode = SUBMODE_ALPHA;
+            tmp += (wchar_t)28;
+            continue;
+          } else if (isAlphaLower(ch)) {
+            submode = SUBMODE_LOWER;
+            tmp += (wchar_t)27;
+            continue;
+          } else {
+            if (startpos + idx + 1 < count) {
+              wchar_t next = msg.GetAt(startpos + idx + 1);
+              if (isPunctuation(next)) {
+                submode = SUBMODE_PUNCTUATION;
+                tmp += (wchar_t)25;
+                continue;
+              }
+            }
+            tmp += (wchar_t)29;
+            tmp += PUNCTUATION[ch];
+          }
+        }
+        break;
+      default:
+        if (isPunctuation(ch)) {
+          tmp += PUNCTUATION[ch];
+        } else {
+          submode = SUBMODE_ALPHA;
+          tmp += (wchar_t)29;
+          continue;
+        }
+    }
+    idx++;
+    if (idx >= count) {
+      break;
+    }
+  }
+  wchar_t h = 0;
+  int32_t len = tmp.GetLength();
+  for (int32_t i = 0; i < len; i++) {
+    bool odd = (i % 2) != 0;
+    if (odd) {
+      h = (wchar_t)((h * 30) + tmp.GetAt(i));
+      sb += h;
+    } else {
+      h = tmp.GetAt(i);
+    }
+  }
+  if ((len % 2) != 0) {
+    sb += (wchar_t)((h * 30) + 29);
+  }
+  return submode;
+}
+void CBC_PDF417HighLevelEncoder::encodeBinary(std::vector<uint8_t>* bytes,
+                                              int32_t startpos,
+                                              int32_t count,
+                                              int32_t startmode,
+                                              CFX_WideString& sb) {
+  if (count == 1 && startmode == TEXT_COMPACTION) {
+    sb += (wchar_t)SHIFT_TO_BYTE;
+  }
+  int32_t idx = startpos;
+  int32_t i = 0;
+  if (count >= 6) {
+    sb += (wchar_t)LATCH_TO_BYTE;
+    wchar_t chars[5];
+    while ((startpos + count - idx) >= 6) {
+      int64_t t = 0;
+      for (i = 0; i < 6; i++) {
+        t <<= 8;
+        t += (*bytes)[idx + i] & 0xff;
+      }
+      for (i = 0; i < 5; i++) {
+        chars[i] = (wchar_t)(t % 900);
+        t /= 900;
+      }
+      for (i = 4; i >= 0; i--) {
+        sb += (chars[i]);
+      }
+      idx += 6;
+    }
+  }
+  if (idx < startpos + count) {
+    sb += (wchar_t)LATCH_TO_BYTE_PADDED;
+  }
+  for (i = idx; i < startpos + count; i++) {
+    int32_t ch = (*bytes)[i] & 0xff;
+    sb += (wchar_t)ch;
+  }
+}
+void CBC_PDF417HighLevelEncoder::encodeNumeric(CFX_WideString msg,
+                                               int32_t startpos,
+                                               int32_t count,
+                                               CFX_WideString& sb) {
+  int32_t idx = 0;
+  BigInteger num900 = 900;
+  while (idx < count) {
+    CFX_WideString tmp;
+    int32_t len = 44 < count - idx ? 44 : count - idx;
+    CFX_ByteString part =
+        ((wchar_t)'1' + msg.Mid(startpos + idx, len)).UTF8Encode();
+    BigInteger bigint = stringToBigInteger(part.c_str());
+    do {
+      int32_t c = (bigint % num900).toInt();
+      tmp += (wchar_t)(c);
+      bigint = bigint / num900;
+    } while (!bigint.isZero());
+    for (int32_t i = tmp.GetLength() - 1; i >= 0; i--) {
+      sb += tmp.GetAt(i);
+    }
+    idx += len;
+  }
+}
+bool CBC_PDF417HighLevelEncoder::isDigit(wchar_t ch) {
+  return ch >= '0' && ch <= '9';
+}
+bool CBC_PDF417HighLevelEncoder::isAlphaUpper(wchar_t ch) {
+  return ch == ' ' || (ch >= 'A' && ch <= 'Z');
+}
+bool CBC_PDF417HighLevelEncoder::isAlphaLower(wchar_t ch) {
+  return ch == ' ' || (ch >= 'a' && ch <= 'z');
+}
+bool CBC_PDF417HighLevelEncoder::isMixed(wchar_t ch) {
+  return MIXED[ch] != -1;
+}
+bool CBC_PDF417HighLevelEncoder::isPunctuation(wchar_t ch) {
+  return PUNCTUATION[ch] != -1;
+}
+bool CBC_PDF417HighLevelEncoder::isText(wchar_t ch) {
+  return ch == '\t' || ch == '\n' || ch == '\r' || (ch >= 32 && ch <= 126);
+}
+int32_t CBC_PDF417HighLevelEncoder::determineConsecutiveDigitCount(
+    CFX_WideString msg,
+    int32_t startpos) {
+  int32_t count = 0;
+  int32_t len = msg.GetLength();
+  int32_t idx = startpos;
+  if (idx < len) {
+    wchar_t ch = msg.GetAt(idx);
+    while (isDigit(ch) && idx < len) {
+      count++;
+      idx++;
+      if (idx < len) {
+        ch = msg.GetAt(idx);
+      }
+    }
+  }
+  return count;
+}
+int32_t CBC_PDF417HighLevelEncoder::determineConsecutiveTextCount(
+    CFX_WideString msg,
+    int32_t startpos) {
+  int32_t len = msg.GetLength();
+  int32_t idx = startpos;
+  while (idx < len) {
+    wchar_t ch = msg.GetAt(idx);
+    int32_t numericCount = 0;
+    while (numericCount < 13 && isDigit(ch) && idx < len) {
+      numericCount++;
+      idx++;
+      if (idx < len) {
+        ch = msg.GetAt(idx);
+      }
+    }
+    if (numericCount >= 13) {
+      return idx - startpos - numericCount;
+    }
+    if (numericCount > 0) {
+      continue;
+    }
+    ch = msg.GetAt(idx);
+    if (!isText(ch)) {
+      break;
+    }
+    idx++;
+  }
+  return idx - startpos;
+}
+int32_t CBC_PDF417HighLevelEncoder::determineConsecutiveBinaryCount(
+    CFX_WideString msg,
+    std::vector<uint8_t>* bytes,
+    int32_t startpos,
+    int32_t& e) {
+  int32_t len = msg.GetLength();
+  int32_t idx = startpos;
+  while (idx < len) {
+    wchar_t ch = msg.GetAt(idx);
+    int32_t numericCount = 0;
+    while (numericCount < 13 && isDigit(ch)) {
+      numericCount++;
+      int32_t i = idx + numericCount;
+      if (i >= len) {
+        break;
+      }
+      ch = msg.GetAt(i);
+    }
+    if (numericCount >= 13) {
+      return idx - startpos;
+    }
+    int32_t textCount = 0;
+    while (textCount < 5 && isText(ch)) {
+      textCount++;
+      int32_t i = idx + textCount;
+      if (i >= len) {
+        break;
+      }
+      ch = msg.GetAt(i);
+    }
+    if (textCount >= 5) {
+      return idx - startpos;
+    }
+    ch = msg.GetAt(idx);
+    if ((*bytes)[idx] == 63 && ch != '?') {
+      e = BCExceptionNonEncodableCharacterDetected;
+      return -1;
+    }
+    idx++;
+  }
+  return idx - startpos;
+}
diff --git a/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h b/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h
new file mode 100644
index 0000000..023f3db
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h
@@ -0,0 +1,76 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_PDF417_BC_PDF417HIGHLEVELENCODER_H_
+#define FXBARCODE_PDF417_BC_PDF417HIGHLEVELENCODER_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+#include "core/fxcrt/fx_string.h"
+#include "fxbarcode/pdf417/BC_PDF417Compaction.h"
+
+class CBC_PDF417HighLevelEncoder {
+ public:
+  static CFX_WideString encodeHighLevel(CFX_WideString msg,
+                                        Compaction compaction,
+                                        int32_t& e);
+  static void Inverse();
+  static void Initialize();
+  static void Finalize();
+
+ private:
+  static int32_t TEXT_COMPACTION;
+  static int32_t BYTE_COMPACTION;
+  static int32_t NUMERIC_COMPACTION;
+  static int32_t SUBMODE_PUNCTUATION;
+  static int32_t LATCH_TO_TEXT;
+  static int32_t LATCH_TO_BYTE_PADDED;
+  static int32_t LATCH_TO_NUMERIC;
+  static int32_t SHIFT_TO_BYTE;
+  static int32_t LATCH_TO_BYTE;
+  static uint8_t TEXT_MIXED_RAW[];
+  static uint8_t TEXT_PUNCTUATION_RAW[];
+  static int32_t MIXED[128];
+  static int32_t PUNCTUATION[128];
+  static int32_t encodeText(CFX_WideString msg,
+                            int32_t startpos,
+                            int32_t count,
+                            CFX_WideString& sb,
+                            int32_t initialSubmode);
+  static void encodeBinary(std::vector<uint8_t>* bytes,
+                           int32_t startpos,
+                           int32_t count,
+                           int32_t startmode,
+                           CFX_WideString& sb);
+  static void encodeNumeric(CFX_WideString msg,
+                            int32_t startpos,
+                            int32_t count,
+                            CFX_WideString& sb);
+  static bool isDigit(wchar_t ch);
+  static bool isAlphaUpper(wchar_t ch);
+  static bool isAlphaLower(wchar_t ch);
+  static bool isMixed(wchar_t ch);
+  static bool isPunctuation(wchar_t ch);
+  static bool isText(wchar_t ch);
+  static int32_t determineConsecutiveDigitCount(CFX_WideString msg,
+                                                int32_t startpos);
+  static int32_t determineConsecutiveTextCount(CFX_WideString msg,
+                                               int32_t startpos);
+  static int32_t determineConsecutiveBinaryCount(CFX_WideString msg,
+                                                 std::vector<uint8_t>* bytes,
+                                                 int32_t startpos,
+                                                 int32_t& e);
+
+  friend class PDF417HighLevelEncoder_EncodeNumeric_Test;
+  friend class PDF417HighLevelEncoder_EncodeBinary_Test;
+  friend class PDF417HighLevelEncoder_EncodeText_Test;
+  friend class PDF417HighLevelEncoder_ConsecutiveDigitCount_Test;
+  friend class PDF417HighLevelEncoder_ConsecutiveTextCount_Test;
+  friend class PDF417HighLevelEncoder_ConsecutiveBinaryCount_Test;
+};
+
+#endif  // FXBARCODE_PDF417_BC_PDF417HIGHLEVELENCODER_H_
diff --git a/fxbarcode/pdf417/BC_PDF417HighLevelEncoder_unittest.cpp b/fxbarcode/pdf417/BC_PDF417HighLevelEncoder_unittest.cpp
new file mode 100644
index 0000000..b4b9396
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417HighLevelEncoder_unittest.cpp
@@ -0,0 +1,231 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "core/fxcrt/fx_basic.h"
+#include "fxbarcode/pdf417/BC_PDF417HighLevelEncoder.h"
+#include "testing/fx_string_testhelpers.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+TEST(PDF417HighLevelEncoder, EncodeHighLevel) {
+  // TODO(tsepez): implement test cases.
+}
+
+TEST(PDF417HighLevelEncoder, EncodeText) {
+  // TODO(tsepez): implement test cases.
+}
+
+TEST(PDF417HighLevelEncoder, EncodeBinary) {
+  struct EncodeBinaryCase {
+    const char* input;
+    int offset;
+    int count;
+    int startmode;
+    const wchar_t* expected;
+    int expected_length;
+  } encode_binary_cases[] = {
+      // Empty string encodes as empty string.
+      {"", 0, 0, CBC_PDF417HighLevelEncoder::TEXT_COMPACTION, L"", 0},
+
+      // Fewer than 6 characters encodes as prefix without compaction.
+      {"xxxxx", 0, 5, CBC_PDF417HighLevelEncoder::TEXT_COMPACTION,
+       L"\x0385xxxxx", 6},
+
+      // 6 charcters triggerst text encoding compaction.
+      {"xxxxxx", 0, 6, CBC_PDF417HighLevelEncoder::TEXT_COMPACTION,
+       L"\u039c\u00c9\u031f\u012a\u00d2\u02d0", 6},
+
+      // Same result if initially in numeric compaction mode.
+      {"xxxxxx", 0, 6, CBC_PDF417HighLevelEncoder::NUMERIC_COMPACTION,
+       L"\u039c\u00c9\u031f\u012a\u00d2\u02d0", 6},
+  };
+
+  CBC_PDF417HighLevelEncoder::Initialize();
+  for (size_t i = 0; i < FX_ArraySize(encode_binary_cases); ++i) {
+    EncodeBinaryCase* ptr = &encode_binary_cases[i];
+    std::vector<uint8_t> input_array;
+    size_t input_length = strlen(ptr->input);
+    input_array.resize(input_length);
+    for (size_t j = 0; j < input_length; ++j) {
+      input_array[j] = ptr->input[j];
+    }
+    CFX_WideString expected(ptr->expected, ptr->expected_length);
+    CFX_WideString result;
+    CBC_PDF417HighLevelEncoder::encodeBinary(
+        &input_array, ptr->offset, ptr->count, ptr->startmode, result);
+    EXPECT_EQ(expected, result) << " for case number " << i;
+  }
+  CBC_PDF417HighLevelEncoder::Finalize();
+}
+
+TEST(PDF417HighLevelEncoder, EncodeNumeric) {
+  struct EncodeNumericCase {
+    const wchar_t* input;
+    int offset;
+    int count;
+    const wchar_t* expected;
+    int expected_length;
+  } encode_numeric_cases[] = {
+      // Empty string encodes as empty string.
+      {L"", 0, 0, L"", 0},
+
+      // Single 0 should encode as 10 base-900 == a.
+      {L"0", 0, 1, L"\x000a", 1},
+
+      // 800 should encode as 1800 base-900 == 2,0.
+      {L"800", 0, 3, L"\x0002\x0000", 2},
+
+      // Test longer strings and sub-strings.
+      {L"123456", 0, 6, L"\x0001\x015c\x0100", 3},
+      {L"123456", 0, 5, L"\x007c\x02e9", 2},
+      {L"123456", 1, 5, L"\x0089\x009c", 2},
+      {L"123456", 2, 2, L"\x0086", 1},
+
+      // Up to 44 characters encodes as 15 base-900 words.
+      {L"00000000000000000000000000000000000000000000", 0, 44,
+       L"\x01b5\x006f\x02cc\x0084\x01bc\x0076\x00b3\x005c\x01f0\x034f\x01e6"
+       L"\x0090\x020b\x019b\x0064",
+       15},
+
+      // 45 characters should encode as same 15 words followed by one additional
+      // word.
+      {L"000000000000000000000000000000000000000000000", 0, 45,
+       L"\x01b5\x006f\x02cc\x0084\x01bc\x0076\x00b3\x005c\x01f0\x034f\x01e6"
+       L"\x0090\x020b\x019b\x0064\x000a",
+       16},
+
+      // 44 characters followed by 800 should encode as 15 words followed by
+      // 1800 base-900 == 2,0.
+      {L"00000000000000000000000000000000000000000000800", 0, 47,
+       L"\x01b5\x006f\x02cc\x0084\x01bc\x0076\x00b3\x005c\x01f0\x034f\x01e6"
+       L"\x0090\x020b\x019b\x0064\x0002\x0000",
+       17},
+
+      // Even longer input.
+      {L"10000000000000000000000000000000000000000000000000", 0, 50,
+       L"\x01e0\x02f0\x036d\x02ad\x029c\x01ea\x0011\x000b\x02d6\x023c\x0108"
+       L"\x02bb\x0023\x02d2\x00c8\x0001\x00d3\x0064",
+       18},
+  };
+
+  CBC_PDF417HighLevelEncoder::Initialize();
+  for (size_t i = 0; i < FX_ArraySize(encode_numeric_cases); ++i) {
+    EncodeNumericCase* ptr = &encode_numeric_cases[i];
+    CFX_WideString input(ptr->input);
+    CFX_WideString expected(ptr->expected, ptr->expected_length);
+    CFX_WideString result;
+    CBC_PDF417HighLevelEncoder::encodeNumeric(input, ptr->offset, ptr->count,
+                                              result);
+    EXPECT_EQ(expected, result) << " for case number " << i;
+  }
+  CBC_PDF417HighLevelEncoder::Finalize();
+}
+
+TEST(PDF417HighLevelEncoder, ConsecutiveDigitCount) {
+  struct ConsecutiveDigitCase {
+    const wchar_t* input;
+    int offset;
+    int expected_count;
+  } consecutive_digit_cases[] = {
+      // Empty string contains 0 consecuitve digits.
+      {L"", 0, 0},
+
+      // Single non-digit character contains 0 consecutive digits.
+      {L"X", 0, 0},
+
+      // Leading non-digit followed by digits contains 0 consecutive.
+      {L"X123", 0, 0},
+
+      // Single digit contains 1 consecutive digit.
+      {L"1", 0, 1},
+
+      // Single digit followe by non-digit contains 1 consecutive digit.
+      {L"1Z", 0, 1},
+
+      // Test longer strings.
+      {L"123FOO45678", 0, 3},
+
+      // Test subtring starting in digits field.
+      {L"123FOO45678", 3, 0},
+
+      // Test subtring starting in non-digits field.
+      {L"123FOO45678", 3, 0},
+
+      // Test substring starting in digits field following non-digit field.
+      {L"123FOO45678", 6, 5},
+  };
+
+  CBC_PDF417HighLevelEncoder::Initialize();
+  for (size_t i = 0; i < FX_ArraySize(consecutive_digit_cases); ++i) {
+    ConsecutiveDigitCase* ptr = &consecutive_digit_cases[i];
+    CFX_WideString input(ptr->input);
+    int actual_count =
+        CBC_PDF417HighLevelEncoder::determineConsecutiveDigitCount(input,
+                                                                   ptr->offset);
+    EXPECT_EQ(ptr->expected_count, actual_count) << " for case number " << i;
+  }
+  CBC_PDF417HighLevelEncoder::Finalize();
+}
+
+TEST(PDF417HighLevelEncoder, ConsecutiveTextCount) {
+  struct ConsecutiveTextCase {
+    const wchar_t* input;
+    int offset;
+    int expected_count;
+  } consecutive_text_cases[] = {
+      // Empty string contains 0 consecutive text characters.
+      {L"", 0, 0},
+
+      // Single text character is 1 consecutive text characters.
+      {L"X", 0, 1},
+
+      // Trailing numbers count as text characters.
+      {L"X123", 0, 4},
+
+      // Leading numbers count as text characters.
+      {L"123X", 0, 4},
+
+      // Embedded lo-value binary characters terminate text runs.
+      {L"ABC\x0001XXXX", 0, 3},
+
+      // Embedded hi-value binary characters terminate text runs.
+      {L"ABC\x0100XXXX", 0, 3},
+
+      // Text run still found after indexing past lo-value character.
+      {L"ABC\x0001XXXX", 4, 4},
+
+      // Text run still found after indexing past hi-value character.
+      {L"ABC\x0100XXXX", 4, 4},
+
+      // Leading hi-value character results in 0 consecutive characters.
+      {L"\x0100XXX", 0, 0},
+
+      // Up to 12 numbers count as text.
+      {L"123456789012", 0, 12},
+
+      // 13 or more numbers are compresssed using numeric compression, not text.
+      {L"1234567890123", 0, 0},
+
+      // Leading Text character doesn't affect the 12 character case.
+      {L"X123456789012", 0, 13},
+
+      // Leading Text character doesn't affect the 13 character case.
+      {L"X1234567890123", 0, 1},
+
+      // Jumping between numbers and letters works properly.
+      {L"XXX121XXX12345678901234", 0, 9},
+  };
+
+  CBC_PDF417HighLevelEncoder::Initialize();
+  for (size_t i = 0; i < FX_ArraySize(consecutive_text_cases); ++i) {
+    ConsecutiveTextCase* ptr = &consecutive_text_cases[i];
+    CFX_WideString input(ptr->input);
+    int actual_count =
+        CBC_PDF417HighLevelEncoder::determineConsecutiveTextCount(input,
+                                                                  ptr->offset);
+    EXPECT_EQ(ptr->expected_count, actual_count) << " for case number " << i;
+  }
+  CBC_PDF417HighLevelEncoder::Finalize();
+}
+
+TEST(PDF417HighLevelEncoder, ConsecutiveBinaryCount) {}
diff --git a/fxbarcode/pdf417/BC_PDF417Writer.cpp b/fxbarcode/pdf417/BC_PDF417Writer.cpp
new file mode 100644
index 0000000..aa5a923
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417Writer.cpp
@@ -0,0 +1,113 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2012 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_TwoDimWriter.h"
+#include "fxbarcode/common/BC_CommonBitArray.h"
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/pdf417/BC_PDF417.h"
+#include "fxbarcode/pdf417/BC_PDF417BarcodeMatrix.h"
+#include "fxbarcode/pdf417/BC_PDF417Compaction.h"
+#include "fxbarcode/pdf417/BC_PDF417Writer.h"
+
+CBC_PDF417Writer::CBC_PDF417Writer() {
+  m_bFixedSize = false;
+}
+CBC_PDF417Writer::~CBC_PDF417Writer() {
+  m_bTruncated = true;
+}
+bool CBC_PDF417Writer::SetErrorCorrectionLevel(int32_t level) {
+  if (level < 0 || level > 8) {
+    return false;
+  }
+  m_iCorrectLevel = level;
+  return true;
+}
+void CBC_PDF417Writer::SetTruncated(bool truncated) {
+  m_bTruncated = truncated;
+}
+uint8_t* CBC_PDF417Writer::Encode(const CFX_WideString& contents,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t& e) {
+  CBC_PDF417 encoder;
+  int32_t col = (m_Width / m_ModuleWidth - 69) / 17;
+  int32_t row = m_Height / (m_ModuleWidth * 20);
+  if (row >= 3 && row <= 90 && col >= 1 && col <= 30) {
+    encoder.setDimensions(col, col, row, row);
+  } else if (col >= 1 && col <= 30) {
+    encoder.setDimensions(col, col, 90, 3);
+  } else if (row >= 3 && row <= 90) {
+    encoder.setDimensions(30, 1, row, row);
+  }
+  encoder.generateBarcodeLogic(contents, m_iCorrectLevel, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  int32_t lineThickness = 2;
+  int32_t aspectRatio = 4;
+  CBC_BarcodeMatrix* barcodeMatrix = encoder.getBarcodeMatrix();
+  std::vector<uint8_t> originalScale = barcodeMatrix->getScaledMatrix(
+      lineThickness, aspectRatio * lineThickness);
+  int32_t width = outWidth;
+  int32_t height = outHeight;
+  outWidth = barcodeMatrix->getWidth();
+  outHeight = barcodeMatrix->getHeight();
+  bool rotated = false;
+  if ((height > width) ^ (outWidth < outHeight)) {
+    rotateArray(originalScale, outHeight, outWidth);
+    rotated = true;
+    int32_t temp = outHeight;
+    outHeight = outWidth;
+    outWidth = temp;
+  }
+  int32_t scaleX = width / outWidth;
+  int32_t scaleY = height / outHeight;
+  int32_t scale;
+  if (scaleX < scaleY) {
+    scale = scaleX;
+  } else {
+    scale = scaleY;
+  }
+  if (scale > 1) {
+    originalScale = barcodeMatrix->getScaledMatrix(
+        scale * lineThickness, scale * aspectRatio * lineThickness);
+    if (rotated) {
+      rotateArray(originalScale, outHeight, outWidth);
+      int32_t temp = outHeight;
+      outHeight = outWidth;
+      outWidth = temp;
+    }
+  }
+  uint8_t* result = FX_Alloc2D(uint8_t, outHeight, outWidth);
+  FXSYS_memcpy(result, originalScale.data(), outHeight * outWidth);
+  return result;
+}
+void CBC_PDF417Writer::rotateArray(std::vector<uint8_t>& bitarray,
+                                   int32_t height,
+                                   int32_t width) {
+  std::vector<uint8_t> temp = bitarray;
+  for (int32_t ii = 0; ii < height; ii++) {
+    int32_t inverseii = height - ii - 1;
+    for (int32_t jj = 0; jj < width; jj++) {
+      bitarray[jj * height + inverseii] = temp[ii * width + jj];
+    }
+  }
+}
diff --git a/fxbarcode/pdf417/BC_PDF417Writer.h b/fxbarcode/pdf417/BC_PDF417Writer.h
new file mode 100644
index 0000000..ddfdc9b
--- /dev/null
+++ b/fxbarcode/pdf417/BC_PDF417Writer.h
@@ -0,0 +1,38 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_PDF417_BC_PDF417WRITER_H_
+#define FXBARCODE_PDF417_BC_PDF417WRITER_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_string.h"
+#include "core/fxcrt/fx_system.h"
+#include "fxbarcode/BC_TwoDimWriter.h"
+
+class CBC_PDF417Writer : public CBC_TwoDimWriter {
+ public:
+  CBC_PDF417Writer();
+  ~CBC_PDF417Writer() override;
+
+  uint8_t* Encode(const CFX_WideString& contents,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+
+  // CBC_TwoDimWriter
+  bool SetErrorCorrectionLevel(int32_t level) override;
+
+  void SetTruncated(bool truncated);
+
+ private:
+  void rotateArray(std::vector<uint8_t>& bitarray,
+                   int32_t width,
+                   int32_t height);
+  bool m_bTruncated;
+};
+
+#endif  // FXBARCODE_PDF417_BC_PDF417WRITER_H_
diff --git a/fxbarcode/qrcode/BC_QRCodeWriter.cpp b/fxbarcode/qrcode/BC_QRCodeWriter.cpp
new file mode 100644
index 0000000..ac23462
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCodeWriter.cpp
@@ -0,0 +1,122 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/BC_TwoDimWriter.h"
+#include "fxbarcode/common/BC_CommonByteMatrix.h"
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "fxbarcode/qrcode/BC_QRCodeWriter.h"
+#include "fxbarcode/qrcode/BC_QRCoder.h"
+#include "fxbarcode/qrcode/BC_QRCoderEncoder.h"
+#include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "fxbarcode/qrcode/BC_QRCoderVersion.h"
+
+CBC_QRCodeWriter::CBC_QRCodeWriter() {
+  m_bFixedSize = true;
+  m_iCorrectLevel = 1;
+  m_iVersion = 0;
+}
+
+CBC_QRCodeWriter::~CBC_QRCodeWriter() {}
+
+void CBC_QRCodeWriter::ReleaseAll() {
+  delete CBC_ReedSolomonGF256::QRCodeField;
+  CBC_ReedSolomonGF256::QRCodeField = nullptr;
+  delete CBC_ReedSolomonGF256::DataMatrixField;
+  CBC_ReedSolomonGF256::DataMatrixField = nullptr;
+  CBC_QRCoderMode::Destroy();
+  CBC_QRCoderErrorCorrectionLevel::Destroy();
+  CBC_QRCoderVersion::Destroy();
+}
+
+bool CBC_QRCodeWriter::SetVersion(int32_t version) {
+  if (version < 0 || version > 40) {
+    return false;
+  }
+  m_iVersion = version;
+  return true;
+}
+
+bool CBC_QRCodeWriter::SetErrorCorrectionLevel(int32_t level) {
+  if (level < 0 || level > 3) {
+    return false;
+  }
+  m_iCorrectLevel = level;
+  return true;
+}
+
+uint8_t* CBC_QRCodeWriter::Encode(const CFX_WideString& contents,
+                                  int32_t ecLevel,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t& e) {
+  CBC_QRCoderErrorCorrectionLevel* ec = nullptr;
+  switch (ecLevel) {
+    case 0:
+      ec = CBC_QRCoderErrorCorrectionLevel::L;
+      break;
+    case 1:
+      ec = CBC_QRCoderErrorCorrectionLevel::M;
+      break;
+    case 2:
+      ec = CBC_QRCoderErrorCorrectionLevel::Q;
+      break;
+    case 3:
+      ec = CBC_QRCoderErrorCorrectionLevel::H;
+      break;
+    default: {
+      e = BCExceptionUnSupportEclevel;
+      return nullptr;
+    }
+  }
+  CBC_QRCoder qr;
+  if (m_iVersion > 0 && m_iVersion < 41) {
+    CFX_ByteString byteStr = contents.UTF8Encode();
+    CBC_QRCoderEncoder::Encode(byteStr, ec, &qr, e, m_iVersion);
+  } else {
+    CBC_QRCoderEncoder::Encode(contents, ec, &qr, e);
+  }
+  if (e != BCExceptionNO)
+    return nullptr;
+  outWidth = qr.GetMatrixWidth();
+  outHeight = qr.GetMatrixWidth();
+  uint8_t* result = FX_Alloc2D(uint8_t, outWidth, outHeight);
+  FXSYS_memcpy(result, qr.GetMatrix()->GetArray(), outWidth * outHeight);
+  return result;
+}
+
+uint8_t* CBC_QRCodeWriter::Encode(const CFX_ByteString& contents,
+                                  BCFORMAT format,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t hints,
+                                  int32_t& e) {
+  return nullptr;
+}
+
+uint8_t* CBC_QRCodeWriter::Encode(const CFX_ByteString& contents,
+                                  BCFORMAT format,
+                                  int32_t& outWidth,
+                                  int32_t& outHeight,
+                                  int32_t& e) {
+  return nullptr;
+}
diff --git a/fxbarcode/qrcode/BC_QRCodeWriter.h b/fxbarcode/qrcode/BC_QRCodeWriter.h
new file mode 100644
index 0000000..185e10a
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCodeWriter.h
@@ -0,0 +1,45 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODEWRITER_H_
+#define FXBARCODE_QRCODE_BC_QRCODEWRITER_H_
+
+#include "fxbarcode/BC_TwoDimWriter.h"
+
+class CBC_TwoDimWriter;
+class CBC_QRCodeWriter : public CBC_TwoDimWriter {
+ public:
+  CBC_QRCodeWriter();
+  ~CBC_QRCodeWriter() override;
+
+  uint8_t* Encode(const CFX_WideString& contents,
+                  int32_t ecLevel,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t hints,
+                  int32_t& e);
+  uint8_t* Encode(const CFX_ByteString& contents,
+                  BCFORMAT format,
+                  int32_t& outWidth,
+                  int32_t& outHeight,
+                  int32_t& e);
+  bool SetVersion(int32_t version);
+
+  // CBC_TwoDimWriter
+  bool SetErrorCorrectionLevel(int32_t level) override;
+
+  static void ReleaseAll();
+
+ private:
+  int32_t m_iVersion;
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODEWRITER_H_
diff --git a/fxbarcode/qrcode/BC_QRCoder.cpp b/fxbarcode/qrcode/BC_QRCoder.cpp
new file mode 100644
index 0000000..93f0d00
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoder.cpp
@@ -0,0 +1,145 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <utility>
+
+#include "fxbarcode/common/BC_CommonByteMatrix.h"
+#include "fxbarcode/qrcode/BC_QRCoder.h"
+#include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "fxbarcode/utils.h"
+
+CBC_QRCoder::CBC_QRCoder()
+    : m_mode(nullptr),
+      m_ecLevel(nullptr),
+      m_version(-1),
+      m_matrixWidth(-1),
+      m_maskPattern(-1),
+      m_numTotalBytes(-1),
+      m_numDataBytes(-1),
+      m_numECBytes(-1),
+      m_numRSBlocks(-1) {}
+
+CBC_QRCoder::~CBC_QRCoder() {}
+
+CBC_QRCoderMode* CBC_QRCoder::GetMode() const {
+  return m_mode;
+}
+
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoder::GetECLevel() const {
+  return m_ecLevel;
+}
+
+int32_t CBC_QRCoder::GetVersion() const {
+  return m_version;
+}
+
+int32_t CBC_QRCoder::GetMatrixWidth() const {
+  return m_matrixWidth;
+}
+
+int32_t CBC_QRCoder::GetMaskPattern() const {
+  return m_maskPattern;
+}
+
+int32_t CBC_QRCoder::GetNumTotalBytes() const {
+  return m_numTotalBytes;
+}
+
+int32_t CBC_QRCoder::GetNumDataBytes() const {
+  return m_numDataBytes;
+}
+
+int32_t CBC_QRCoder::GetNumECBytes() const {
+  return m_numECBytes;
+}
+
+int32_t CBC_QRCoder::GetNumRSBlocks() const {
+  return m_numRSBlocks;
+}
+
+CBC_CommonByteMatrix* CBC_QRCoder::GetMatrix() const {
+  return m_matrix.get();
+}
+
+int32_t CBC_QRCoder::At(int32_t x, int32_t y, int32_t& e) {
+  int32_t value = m_matrix->Get(x, y);
+  if (!(value == 0 || value == 1)) {
+    e = BCExceptionValueMustBeEither0or1;
+    return 0;
+  }
+  return value;
+}
+
+bool CBC_QRCoder::IsValid() {
+  return m_mode && m_ecLevel && m_version != -1 && m_matrixWidth != -1 &&
+         m_maskPattern != -1 && m_numTotalBytes != -1 && m_numDataBytes != -1 &&
+         m_numECBytes != -1 && m_numRSBlocks != -1 &&
+         IsValidMaskPattern(m_maskPattern) &&
+         m_numTotalBytes == m_numDataBytes + m_numECBytes && m_matrix &&
+         m_matrixWidth == m_matrix->GetWidth() &&
+         m_matrix->GetWidth() == m_matrix->GetHeight();
+}
+
+void CBC_QRCoder::SetMode(CBC_QRCoderMode* value) {
+  m_mode = value;
+}
+
+void CBC_QRCoder::SetECLevel(CBC_QRCoderErrorCorrectionLevel* ecLevel) {
+  m_ecLevel = ecLevel;
+}
+
+void CBC_QRCoder::SetVersion(int32_t version) {
+  m_version = version;
+}
+
+void CBC_QRCoder::SetMatrixWidth(int32_t width) {
+  m_matrixWidth = width;
+}
+
+void CBC_QRCoder::SetMaskPattern(int32_t pattern) {
+  m_maskPattern = pattern;
+}
+
+void CBC_QRCoder::SetNumDataBytes(int32_t bytes) {
+  m_numDataBytes = bytes;
+}
+
+void CBC_QRCoder::SetNumTotalBytes(int32_t value) {
+  m_numTotalBytes = value;
+}
+
+void CBC_QRCoder::SetNumRSBlocks(int32_t block) {
+  m_numRSBlocks = block;
+}
+
+void CBC_QRCoder::SetNumECBytes(int32_t value) {
+  m_numECBytes = value;
+}
+
+bool CBC_QRCoder::IsValidMaskPattern(int32_t maskPattern) {
+  return maskPattern >= 0 && maskPattern < kNumMaskPatterns;
+}
+
+void CBC_QRCoder::SetMatrix(std::unique_ptr<CBC_CommonByteMatrix> pMatrix) {
+  m_matrix = std::move(pMatrix);
+}
diff --git a/fxbarcode/qrcode/BC_QRCoder.h b/fxbarcode/qrcode/BC_QRCoder.h
new file mode 100644
index 0000000..0925a8e
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoder.h
@@ -0,0 +1,63 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODER_H_
+#define FXBARCODE_QRCODE_BC_QRCODER_H_
+
+#include <memory>
+
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_QRCoderMode;
+class CBC_CommonByteMatrix;
+
+class CBC_QRCoder {
+ public:
+  static constexpr int32_t kNumMaskPatterns = 8;
+
+  CBC_QRCoder();
+  virtual ~CBC_QRCoder();
+
+  static bool IsValidMaskPattern(int32_t maskPattern);
+
+  CBC_QRCoderMode* GetMode() const;
+  CBC_QRCoderErrorCorrectionLevel* GetECLevel() const;
+  int32_t GetVersion() const;
+  int32_t GetMatrixWidth() const;
+  int32_t GetMaskPattern() const;
+  int32_t GetNumTotalBytes() const;
+  int32_t GetNumDataBytes() const;
+  int32_t GetNumECBytes() const;
+  int32_t GetNumRSBlocks() const;
+  CBC_CommonByteMatrix* GetMatrix() const;
+
+  int32_t At(int32_t x, int32_t y, int32_t& e);
+  bool IsValid();
+
+  void SetMode(CBC_QRCoderMode* value);
+  void SetECLevel(CBC_QRCoderErrorCorrectionLevel* ecLevel);
+  void SetVersion(int32_t version);
+  void SetMatrixWidth(int32_t width);
+  void SetMaskPattern(int32_t pattern);
+  void SetNumDataBytes(int32_t bytes);
+  void SetNumTotalBytes(int32_t value);
+  void SetNumECBytes(int32_t value);
+  void SetNumRSBlocks(int32_t block);
+  void SetMatrix(std::unique_ptr<CBC_CommonByteMatrix> pMatrix);
+
+ private:
+  CBC_QRCoderMode* m_mode;
+  CBC_QRCoderErrorCorrectionLevel* m_ecLevel;
+  int32_t m_version;
+  int32_t m_matrixWidth;
+  int32_t m_maskPattern;
+  int32_t m_numTotalBytes;
+  int32_t m_numDataBytes;
+  int32_t m_numECBytes;
+  int32_t m_numRSBlocks;
+  std::unique_ptr<CBC_CommonByteMatrix> m_matrix;
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODER_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderBitVector.cpp b/fxbarcode/qrcode/BC_QRCoderBitVector.cpp
new file mode 100644
index 0000000..0822209
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderBitVector.cpp
@@ -0,0 +1,127 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "core/fxcrt/fx_memory.h"
+#include "fxbarcode/qrcode/BC_QRCoderBitVector.h"
+#include "fxbarcode/utils.h"
+
+CBC_QRCoderBitVector::CBC_QRCoderBitVector() {
+  m_sizeInBits = 0;
+  m_size = 32;
+}
+void CBC_QRCoderBitVector::Init() {
+  m_array = FX_Alloc(uint8_t, m_size);
+}
+CBC_QRCoderBitVector::~CBC_QRCoderBitVector() {
+  FX_Free(m_array);
+}
+void CBC_QRCoderBitVector::Clear() {
+  FX_Free(m_array);
+  m_sizeInBits = 0;
+  m_size = 32;
+  m_array = FX_Alloc(uint8_t, m_size);
+}
+int32_t CBC_QRCoderBitVector::At(int32_t index, int32_t& e) {
+  if (index < 0 || index >= m_sizeInBits) {
+    e = BCExceptionBadIndexException;
+    return 0;
+  }
+  int32_t value = m_array[index >> 3] & 0xff;
+  return (value >> (7 - (index & 0x7))) & 1;
+}
+int32_t CBC_QRCoderBitVector::sizeInBytes() {
+  return (m_sizeInBits + 7) >> 3;
+}
+int32_t CBC_QRCoderBitVector::Size() {
+  return m_sizeInBits;
+}
+void CBC_QRCoderBitVector::AppendBit(int32_t bit, int32_t& e) {
+  if (!(bit == 0 || bit == 1)) {
+    e = BCExceptionBadValueException;
+    return;
+  }
+  int32_t numBitsInLastByte = m_sizeInBits & 0x7;
+  if (numBitsInLastByte == 0) {
+    AppendByte(0);
+    m_sizeInBits -= 8;
+  }
+  m_array[m_sizeInBits >> 3] |= (bit << (7 - numBitsInLastByte));
+  ++m_sizeInBits;
+}
+void CBC_QRCoderBitVector::AppendBits(int32_t value,
+                                      int32_t numBits,
+                                      int32_t& e) {
+  if (numBits < 0 || numBits > 32) {
+    e = BCExceptionBadNumBitsException;
+    return;
+  }
+  int32_t numBitsLeft = numBits;
+  while (numBitsLeft > 0) {
+    if ((m_sizeInBits & 0x7) == 0 && numBitsLeft >= 8) {
+      int32_t newByte = (value >> (numBitsLeft - 8)) & 0xff;
+      AppendByte(newByte);
+      numBitsLeft -= 8;
+    } else {
+      int32_t bit = (value >> (numBitsLeft - 1)) & 1;
+      AppendBit(bit, e);
+      if (e != BCExceptionNO)
+        return;
+      --numBitsLeft;
+    }
+  }
+}
+void CBC_QRCoderBitVector::AppendBitVector(CBC_QRCoderBitVector* bits,
+                                           int32_t& e) {
+  int32_t size = bits->Size();
+  for (int32_t i = 0; i < size; i++) {
+    int32_t num = bits->At(i, e);
+    if (e != BCExceptionNO)
+      return;
+    AppendBit(num, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+}
+void CBC_QRCoderBitVector::XOR(CBC_QRCoderBitVector* other, int32_t& e) {
+  if (m_sizeInBits != other->Size()) {
+    e = BCExceptioncanNotOperatexorOperator;
+    return;
+  }
+  int32_t sizeInBytes = (m_sizeInBits + 7) >> 3;
+  for (int32_t i = 0; i < sizeInBytes; ++i) {
+    m_array[i] ^= (other->GetArray())[i];
+  }
+}
+uint8_t* CBC_QRCoderBitVector::GetArray() {
+  return m_array;
+}
+void CBC_QRCoderBitVector::AppendByte(int32_t value) {
+  if ((m_sizeInBits >> 3) == m_size) {
+    uint8_t* newArray = FX_Alloc(uint8_t, m_size << 1);
+    FXSYS_memcpy(newArray, m_array, m_size);
+    FX_Free(m_array);
+    m_array = newArray;
+    m_size = m_size << 1;
+  }
+  m_array[m_sizeInBits >> 3] = (uint8_t)value;
+  m_sizeInBits += 8;
+}
diff --git a/fxbarcode/qrcode/BC_QRCoderBitVector.h b/fxbarcode/qrcode/BC_QRCoderBitVector.h
new file mode 100644
index 0000000..59c4360
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderBitVector.h
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERBITVECTOR_H_
+#define FXBARCODE_QRCODE_BC_QRCODERBITVECTOR_H_
+
+#include <stdint.h>
+
+class CBC_QRCoderBitVector {
+ private:
+  int32_t m_sizeInBits;
+  uint8_t* m_array;
+  int32_t m_size;
+
+  void AppendByte(int32_t value);
+
+ public:
+  CBC_QRCoderBitVector();
+  virtual ~CBC_QRCoderBitVector();
+  int32_t At(int32_t index, int32_t& e);
+  int32_t Size();
+  int32_t sizeInBytes();
+  void AppendBit(int32_t bit, int32_t& e);
+  void AppendBits(int32_t value, int32_t numBits, int32_t& e);
+  void AppendBitVector(CBC_QRCoderBitVector* bits, int32_t& e);
+  void XOR(CBC_QRCoderBitVector* other, int32_t& e);
+  uint8_t* GetArray();
+  void Clear();
+  virtual void Init();
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERBITVECTOR_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderBlockPair.cpp b/fxbarcode/qrcode/BC_QRCoderBlockPair.cpp
new file mode 100644
index 0000000..9d2a1f8
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderBlockPair.cpp
@@ -0,0 +1,44 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/qrcode/BC_QRCoderBlockPair.h"
+
+#include <utility>
+
+#include "fxbarcode/common/BC_CommonByteArray.h"
+
+CBC_QRCoderBlockPair::CBC_QRCoderBlockPair(
+    std::unique_ptr<CBC_CommonByteArray> data,
+    std::unique_ptr<CBC_CommonByteArray> errorCorrection)
+    : m_dataBytes(std::move(data)),
+      m_errorCorrectionBytes(std::move(errorCorrection)) {}
+
+CBC_QRCoderBlockPair::~CBC_QRCoderBlockPair() {}
+
+const CBC_CommonByteArray* CBC_QRCoderBlockPair::GetDataBytes() const {
+  return m_dataBytes.get();
+}
+
+const CBC_CommonByteArray* CBC_QRCoderBlockPair::GetErrorCorrectionBytes()
+    const {
+  return m_errorCorrectionBytes.get();
+}
diff --git a/fxbarcode/qrcode/BC_QRCoderBlockPair.h b/fxbarcode/qrcode/BC_QRCoderBlockPair.h
new file mode 100644
index 0000000..7c24d9f
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderBlockPair.h
@@ -0,0 +1,28 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERBLOCKPAIR_H_
+#define FXBARCODE_QRCODE_BC_QRCODERBLOCKPAIR_H_
+
+#include <memory>
+
+class CBC_CommonByteArray;
+
+class CBC_QRCoderBlockPair {
+ public:
+  CBC_QRCoderBlockPair(std::unique_ptr<CBC_CommonByteArray> data,
+                       std::unique_ptr<CBC_CommonByteArray> errorCorrection);
+  virtual ~CBC_QRCoderBlockPair();
+
+  const CBC_CommonByteArray* GetDataBytes() const;
+  const CBC_CommonByteArray* GetErrorCorrectionBytes() const;
+
+ private:
+  std::unique_ptr<CBC_CommonByteArray> m_dataBytes;
+  std::unique_ptr<CBC_CommonByteArray> m_errorCorrectionBytes;
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERBLOCKPAIR_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderECB.cpp b/fxbarcode/qrcode/BC_QRCoderECB.cpp
new file mode 100644
index 0000000..65fbe33
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderECB.cpp
@@ -0,0 +1,35 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/qrcode/BC_QRCoderECB.h"
+
+CBC_QRCoderECB::CBC_QRCoderECB(int32_t count, int32_t dataCodeWords) {
+  m_dataCodeWords = dataCodeWords;
+  m_count = count;
+}
+CBC_QRCoderECB::~CBC_QRCoderECB() {}
+int32_t CBC_QRCoderECB::GetCount() {
+  return m_count;
+}
+int32_t CBC_QRCoderECB::GetDataCodeWords() {
+  return m_dataCodeWords;
+}
diff --git a/fxbarcode/qrcode/BC_QRCoderECB.h b/fxbarcode/qrcode/BC_QRCoderECB.h
new file mode 100644
index 0000000..b774a3c
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderECB.h
@@ -0,0 +1,24 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERECB_H_
+#define FXBARCODE_QRCODE_BC_QRCODERECB_H_
+
+#include <stdint.h>
+
+class CBC_QRCoderECB {
+ private:
+  int32_t m_count;
+  int32_t m_dataCodeWords;
+
+ public:
+  CBC_QRCoderECB(int32_t count, int32_t dataCodeWords);
+  virtual ~CBC_QRCoderECB();
+  int32_t GetCount();
+  int32_t GetDataCodeWords();
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERECB_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderECBlocks.cpp b/fxbarcode/qrcode/BC_QRCoderECBlocks.cpp
new file mode 100644
index 0000000..e07197d
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderECBlocks.cpp
@@ -0,0 +1,63 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/qrcode/BC_QRCoderECB.h"
+#include "fxbarcode/qrcode/BC_QRCoderECBlocks.h"
+
+CBC_QRCoderECBlocks::CBC_QRCoderECBlocks(int32_t ecCodeWordsPerBlock,
+                                         CBC_QRCoderECB* ecBlocks)
+    : m_ecCodeWordsPerBlock(ecCodeWordsPerBlock) {
+  m_ecBlocksArray.push_back(ecBlocks);
+}
+
+CBC_QRCoderECBlocks::CBC_QRCoderECBlocks(int32_t ecCodeWordsPerBlock,
+                                         CBC_QRCoderECB* ecBlocks1,
+                                         CBC_QRCoderECB* ecBlocks2)
+    : m_ecCodeWordsPerBlock(ecCodeWordsPerBlock) {
+  m_ecBlocksArray.push_back(ecBlocks1);
+  m_ecBlocksArray.push_back(ecBlocks2);
+}
+
+CBC_QRCoderECBlocks::~CBC_QRCoderECBlocks() {
+  for (size_t i = 0; i < m_ecBlocksArray.size(); i++)
+    delete m_ecBlocksArray[i];
+}
+
+int32_t CBC_QRCoderECBlocks::GetECCodeWordsPerBlock() const {
+  return m_ecCodeWordsPerBlock;
+}
+
+int32_t CBC_QRCoderECBlocks::GetNumBlocks() const {
+  int32_t total = 0;
+  for (size_t i = 0; i < m_ecBlocksArray.size(); i++)
+    total += m_ecBlocksArray[i]->GetCount();
+
+  return total;
+}
+
+int32_t CBC_QRCoderECBlocks::GetTotalECCodeWords() const {
+  return m_ecCodeWordsPerBlock * GetNumBlocks();
+}
+
+std::vector<CBC_QRCoderECB*>* CBC_QRCoderECBlocks::GetECBlocks() {
+  return &m_ecBlocksArray;
+}
diff --git a/fxbarcode/qrcode/BC_QRCoderECBlocks.h b/fxbarcode/qrcode/BC_QRCoderECBlocks.h
new file mode 100644
index 0000000..bf4f76d
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderECBlocks.h
@@ -0,0 +1,34 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERECBLOCKS_H_
+#define FXBARCODE_QRCODE_BC_QRCODERECBLOCKS_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CBC_QRCoderECB;
+
+class CBC_QRCoderECBlocks {
+ public:
+  CBC_QRCoderECBlocks(int32_t ecCodeWordsPerBlock, CBC_QRCoderECB* ecBlocks);
+  CBC_QRCoderECBlocks(int32_t ecCodeWordsPerBlock,
+                      CBC_QRCoderECB* ecBlocks1,
+                      CBC_QRCoderECB* ecBlocks2);
+  ~CBC_QRCoderECBlocks();
+
+  int32_t GetECCodeWordsPerBlock() const;
+  int32_t GetNumBlocks() const;
+  int32_t GetTotalECCodeWords() const;
+  std::vector<CBC_QRCoderECB*>* GetECBlocks();
+
+ private:
+  int32_t m_ecCodeWordsPerBlock;
+  std::vector<CBC_QRCoderECB*> m_ecBlocksArray;
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERECBLOCKS_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderEncoder.cpp b/fxbarcode/qrcode/BC_QRCoderEncoder.cpp
new file mode 100644
index 0000000..b07b700
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderEncoder.cpp
@@ -0,0 +1,970 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/qrcode/BC_QRCoderEncoder.h"
+
+#include <algorithm>
+#include <memory>
+#include <utility>
+
+#include "fxbarcode/BC_UtilCodingConvert.h"
+#include "fxbarcode/common/BC_CommonByteArray.h"
+#include "fxbarcode/common/BC_CommonByteMatrix.h"
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomon.h"
+#include "fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h"
+#include "fxbarcode/qrcode/BC_QRCoder.h"
+#include "fxbarcode/qrcode/BC_QRCoderBitVector.h"
+#include "fxbarcode/qrcode/BC_QRCoderBlockPair.h"
+#include "fxbarcode/qrcode/BC_QRCoderECBlocks.h"
+#include "fxbarcode/qrcode/BC_QRCoderMaskUtil.h"
+#include "fxbarcode/qrcode/BC_QRCoderMatrixUtil.h"
+#include "fxbarcode/qrcode/BC_QRCoderMode.h"
+#include "fxbarcode/qrcode/BC_QRCoderVersion.h"
+
+namespace {
+
+const int8_t g_alphaNumericTable[] = {
+    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+    -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+    36, -1, -1, -1, 37, 38, -1, -1, -1, -1, 39, 40, -1, 41, 42, 43,
+    0,  1,  2,  3,  4,  5,  6,  7,  8,  9,  44, -1, -1, -1, -1, -1,
+    -1, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
+    25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, -1, -1, -1, -1, -1};
+
+}  // namespace
+
+CBC_QRCoderEncoder::CBC_QRCoderEncoder() {}
+
+CBC_QRCoderEncoder::~CBC_QRCoderEncoder() {}
+
+void CBC_QRCoderEncoder::Encode(const CFX_ByteString& content,
+                                CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                CBC_QRCoder* qrCode,
+                                int32_t& e,
+                                int32_t versionSpecify) {
+  if (versionSpecify == 0) {
+    EncodeWithAutoVersion(content, ecLevel, qrCode, e);
+    if (e != BCExceptionNO)
+      return;
+  } else if (versionSpecify > 0 && versionSpecify <= 40) {
+    EncodeWithSpecifyVersion(content, ecLevel, qrCode, versionSpecify, e);
+    if (e != BCExceptionNO)
+      return;
+  } else {
+    e = BCExceptionVersionMust1_40;
+    if (e != BCExceptionNO)
+      return;
+  }
+}
+
+void CBC_QRCoderEncoder::AppendECI(CBC_QRCoderBitVector* bits) {}
+
+void CBC_QRCoderEncoder::AppendDataModeLenghInfo(
+    const std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>>&
+        splitResults,
+    CBC_QRCoderBitVector& headerAndDataBits,
+    CBC_QRCoderMode* tempMode,
+    CBC_QRCoder* qrCode,
+    CFX_ByteString& encoding,
+    int32_t& e) {
+  for (const auto& splitResult : splitResults) {
+    tempMode = splitResult.first;
+    if (tempMode == CBC_QRCoderMode::sGBK) {
+      AppendModeInfo(tempMode, &headerAndDataBits, e);
+      if (e != BCExceptionNO)
+        return;
+      AppendLengthInfo(splitResult.second.GetLength(), qrCode->GetVersion(),
+                       tempMode, &headerAndDataBits, e);
+      if (e != BCExceptionNO)
+        return;
+      AppendBytes(splitResult.second, tempMode, &headerAndDataBits, encoding,
+                  e);
+      if (e != BCExceptionNO)
+        return;
+    } else if (tempMode == CBC_QRCoderMode::sBYTE) {
+      std::vector<uint8_t> bytes;
+      CBC_UtilCodingConvert::LocaleToUtf8(splitResult.second, bytes);
+      AppendModeInfo(tempMode, &headerAndDataBits, e);
+      if (e != BCExceptionNO)
+        return;
+      AppendLengthInfo(bytes.size(), qrCode->GetVersion(), tempMode,
+                       &headerAndDataBits, e);
+      if (e != BCExceptionNO)
+        return;
+      Append8BitBytes(bytes, &headerAndDataBits, e);
+      if (e != BCExceptionNO)
+        return;
+    } else if (tempMode == CBC_QRCoderMode::sALPHANUMERIC) {
+      AppendModeInfo(tempMode, &headerAndDataBits, e);
+      if (e != BCExceptionNO)
+        return;
+      AppendLengthInfo(splitResult.second.GetLength(), qrCode->GetVersion(),
+                       tempMode, &headerAndDataBits, e);
+      if (e != BCExceptionNO)
+        return;
+      AppendBytes(splitResult.second, tempMode, &headerAndDataBits, encoding,
+                  e);
+      if (e != BCExceptionNO)
+        return;
+    } else if (tempMode == CBC_QRCoderMode::sNUMERIC) {
+      AppendModeInfo(tempMode, &headerAndDataBits, e);
+      if (e != BCExceptionNO)
+        return;
+      AppendLengthInfo(splitResult.second.GetLength(), qrCode->GetVersion(),
+                       tempMode, &headerAndDataBits, e);
+      if (e != BCExceptionNO)
+        return;
+      AppendBytes(splitResult.second, tempMode, &headerAndDataBits, encoding,
+                  e);
+      if (e != BCExceptionNO)
+        return;
+    } else {
+      e = BCExceptionUnknown;
+      return;
+    }
+  }
+}
+
+void CBC_QRCoderEncoder::SplitString(
+    const CFX_ByteString& content,
+    std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>>* result) {
+  int32_t index = 0, flag = 0;
+  while (
+      (((uint8_t)content[index] >= 0xA1 && (uint8_t)content[index] <= 0xAA) ||
+       ((uint8_t)content[index] >= 0xB0 && (uint8_t)content[index] <= 0xFA)) &&
+      (index < content.GetLength())) {
+    index += 2;
+  }
+  if (index != flag) {
+    result->push_back({CBC_QRCoderMode::sGBK, content.Mid(flag, index - flag)});
+  }
+  flag = index;
+  if (index >= content.GetLength()) {
+    return;
+  }
+  while (
+      GetAlphaNumericCode((uint8_t)content[index]) == -1 &&
+      !(((uint8_t)content[index] >= 0xA1 && (uint8_t)content[index] <= 0xAA) ||
+        ((uint8_t)content[index] >= 0xB0 && (uint8_t)content[index] <= 0xFA)) &&
+      (index < content.GetLength())) {
+#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
+    if (IsDBCSLeadByte((uint8_t)content[index]))
+#else
+    if ((uint8_t)content[index] > 127)
+#endif
+    {
+      index += 2;
+    } else {
+      index++;
+    }
+  }
+  if (index != flag) {
+    result->push_back(
+        {CBC_QRCoderMode::sBYTE, content.Mid(flag, index - flag)});
+  }
+  flag = index;
+  if (index >= content.GetLength()) {
+    return;
+  }
+  while (FXSYS_Isdigit((uint8_t)content[index]) &&
+         (index < content.GetLength())) {
+    index++;
+  }
+  if (index != flag) {
+    result->push_back(
+        {CBC_QRCoderMode::sNUMERIC, content.Mid(flag, index - flag)});
+  }
+  flag = index;
+  if (index >= content.GetLength()) {
+    return;
+  }
+  while (GetAlphaNumericCode((uint8_t)content[index]) != -1 &&
+         (index < content.GetLength())) {
+    index++;
+  }
+  if (index != flag) {
+    result->push_back(
+        {CBC_QRCoderMode::sALPHANUMERIC, content.Mid(flag, index - flag)});
+  }
+  flag = index;
+  if (index < content.GetLength())
+    SplitString(content.Mid(index, content.GetLength() - index), result);
+}
+
+int32_t CBC_QRCoderEncoder::GetSpanByVersion(CBC_QRCoderMode* modeFirst,
+                                             CBC_QRCoderMode* modeSecond,
+                                             int32_t versionNum,
+                                             int32_t& e) {
+  if (versionNum == 0)
+    return 0;
+
+  if (modeFirst == CBC_QRCoderMode::sALPHANUMERIC &&
+      modeSecond == CBC_QRCoderMode::sBYTE) {
+    if (versionNum >= 1 && versionNum <= 9)
+      return 11;
+    if (versionNum >= 10 && versionNum <= 26)
+      return 15;
+    if (versionNum >= 27 && versionNum <= 40)
+      return 16;
+    e = BCExceptionNoSuchVersion;
+    return 0;
+  }
+  if (modeSecond == CBC_QRCoderMode::sALPHANUMERIC &&
+      modeFirst == CBC_QRCoderMode::sNUMERIC) {
+    if (versionNum >= 1 && versionNum <= 9)
+      return 13;
+    if (versionNum >= 10 && versionNum <= 26)
+      return 15;
+    if (versionNum >= 27 && versionNum <= 40)
+      return 17;
+    e = BCExceptionNoSuchVersion;
+    return 0;
+  }
+  if (modeSecond == CBC_QRCoderMode::sBYTE &&
+      modeFirst == CBC_QRCoderMode::sNUMERIC) {
+    if (versionNum >= 1 && versionNum <= 9)
+      return 6;
+    if (versionNum >= 10 && versionNum <= 26)
+      return 8;
+    if (versionNum >= 27 && versionNum <= 40)
+      return 9;
+    e = BCExceptionNoSuchVersion;
+    return 0;
+  }
+  return -1;
+}
+
+void CBC_QRCoderEncoder::MergeString(
+    std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>>* result,
+    int32_t versionNum,
+    int32_t& e) {
+  size_t mergeNum = 0;
+  for (size_t i = 0; i + 1 < result->size(); i++) {
+    auto* element1 = &(*result)[i];
+    auto* element2 = &(*result)[i + 1];
+    if (element1->first == CBC_QRCoderMode::sALPHANUMERIC) {
+      int32_t tmp = GetSpanByVersion(CBC_QRCoderMode::sALPHANUMERIC,
+                                     CBC_QRCoderMode::sBYTE, versionNum, e);
+      if (e != BCExceptionNO)
+        return;
+      if (element2->first == CBC_QRCoderMode::sBYTE &&
+          element1->second.GetLength() < tmp) {
+        element2->second = element1->second + element2->second;
+        result->erase(result->begin() + i);
+        i--;
+        mergeNum++;
+      }
+    } else if (element1->first == CBC_QRCoderMode::sBYTE) {
+      if (element2->first == CBC_QRCoderMode::sBYTE) {
+        element1->second += element2->second;
+        result->erase(result->begin() + i + 1);
+        i--;
+        mergeNum++;
+      }
+    } else if (element1->first == CBC_QRCoderMode::sNUMERIC) {
+      int32_t tmp = GetSpanByVersion(CBC_QRCoderMode::sNUMERIC,
+                                     CBC_QRCoderMode::sBYTE, versionNum, e);
+      if (e != BCExceptionNO)
+        return;
+      if (element2->first == CBC_QRCoderMode::sBYTE &&
+          element1->second.GetLength() < tmp) {
+        element2->second = element1->second + element2->second;
+        result->erase(result->begin() + i);
+        i--;
+        mergeNum++;
+      }
+      tmp = GetSpanByVersion(CBC_QRCoderMode::sNUMERIC,
+                             CBC_QRCoderMode::sALPHANUMERIC, versionNum, e);
+      if (e != BCExceptionNO)
+        return;
+      if (element2->first == CBC_QRCoderMode::sALPHANUMERIC &&
+          element1->second.GetLength() < tmp) {
+        element2->second = element1->second + element2->second;
+        result->erase(result->begin() + i);
+        i--;
+        mergeNum++;
+      }
+    }
+  }
+  if (mergeNum == 0) {
+    return;
+  }
+  MergeString(result, versionNum, e);
+  if (e != BCExceptionNO)
+    return;
+}
+
+void CBC_QRCoderEncoder::InitQRCode(int32_t numInputBytes,
+                                    int32_t versionNumber,
+                                    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                    CBC_QRCoderMode* mode,
+                                    CBC_QRCoder* qrCode,
+                                    int32_t& e) {
+  qrCode->SetECLevel(ecLevel);
+  qrCode->SetMode(mode);
+  CBC_QRCoderVersion* version =
+      CBC_QRCoderVersion::GetVersionForNumber(versionNumber, e);
+  if (e != BCExceptionNO)
+    return;
+  int32_t numBytes = version->GetTotalCodeWords();
+  CBC_QRCoderECBlocks* ecBlocks = version->GetECBlocksForLevel(ecLevel);
+  int32_t numEcBytes = ecBlocks->GetTotalECCodeWords();
+  int32_t numRSBlocks = ecBlocks->GetNumBlocks();
+  int32_t numDataBytes = numBytes - numEcBytes;
+  if (numDataBytes < numInputBytes + 3) {
+    e = BCExceptionCannotFindBlockInfo;
+    return;
+  }
+  qrCode->SetVersion(versionNumber);
+  qrCode->SetNumTotalBytes(numBytes);
+  qrCode->SetNumDataBytes(numDataBytes);
+  qrCode->SetNumRSBlocks(numRSBlocks);
+  qrCode->SetNumECBytes(numEcBytes);
+  qrCode->SetMatrixWidth(version->GetDimensionForVersion());
+}
+
+void CBC_QRCoderEncoder::EncodeWithSpecifyVersion(
+    const CFX_ByteString& content,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    CBC_QRCoder* qrCode,
+    int32_t versionSpecify,
+    int32_t& e) {
+  CFX_ByteString encoding = "utf8";
+  CBC_QRCoderMode* mode = CBC_QRCoderMode::sBYTE;
+  std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>> splitResult;
+  CBC_QRCoderBitVector dataBits;
+  dataBits.Init();
+  SplitString(content, &splitResult);
+  MergeString(&splitResult, versionSpecify, e);
+  if (e != BCExceptionNO)
+    return;
+  CBC_QRCoderMode* tempMode = nullptr;
+  for (const auto& result : splitResult) {
+    AppendBytes(result.second, result.first, &dataBits, encoding, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+  int32_t numInputBytes = dataBits.sizeInBytes();
+  CBC_QRCoderBitVector headerAndDataBits;
+  headerAndDataBits.Init();
+  InitQRCode(numInputBytes, versionSpecify, ecLevel, mode, qrCode, e);
+  if (e != BCExceptionNO)
+    return;
+
+  AppendDataModeLenghInfo(splitResult, headerAndDataBits, tempMode, qrCode,
+                          encoding, e);
+  if (e != BCExceptionNO)
+    return;
+
+  numInputBytes = headerAndDataBits.sizeInBytes();
+  TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e);
+  if (e != BCExceptionNO)
+    return;
+
+  CBC_QRCoderBitVector finalBits;
+  finalBits.Init();
+  InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(),
+                        qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(),
+                        &finalBits, e);
+  if (e != BCExceptionNO)
+    return;
+
+  std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix(
+      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth()));
+  matrix->Init();
+  int32_t maskPattern = ChooseMaskPattern(
+      &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e);
+  if (e != BCExceptionNO)
+    return;
+
+  qrCode->SetMaskPattern(maskPattern);
+  CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(),
+                                     qrCode->GetVersion(),
+                                     qrCode->GetMaskPattern(), matrix.get(), e);
+  if (e != BCExceptionNO)
+    return;
+
+  qrCode->SetMatrix(std::move(matrix));
+  if (!qrCode->IsValid())
+    e = BCExceptionInvalidQRCode;
+}
+
+void CBC_QRCoderEncoder::EncodeWithAutoVersion(
+    const CFX_ByteString& content,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    CBC_QRCoder* qrCode,
+    int32_t& e) {
+  CFX_ByteString encoding = "utf8";
+  CBC_QRCoderMode* mode = CBC_QRCoderMode::sBYTE;
+  std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>> splitResult;
+  CBC_QRCoderBitVector dataBits;
+  dataBits.Init();
+  SplitString(content, &splitResult);
+  MergeString(&splitResult, 8, e);
+  if (e != BCExceptionNO)
+    return;
+  CBC_QRCoderMode* tempMode = nullptr;
+  for (const auto& result : splitResult) {
+    AppendBytes(result.second, result.first, &dataBits, encoding, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+  int32_t numInputBytes = dataBits.sizeInBytes();
+  InitQRCode(numInputBytes, ecLevel, mode, qrCode, e);
+  if (e != BCExceptionNO)
+    return;
+  CBC_QRCoderBitVector headerAndDataBits;
+  headerAndDataBits.Init();
+  tempMode = nullptr;
+  int32_t versionNum = qrCode->GetVersion();
+sign:
+  AppendDataModeLenghInfo(splitResult, headerAndDataBits, tempMode, qrCode,
+                          encoding, e);
+  if (e != BCExceptionNO) {
+    goto catchException;
+  }
+  numInputBytes = headerAndDataBits.sizeInBytes();
+  TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e);
+  if (e != BCExceptionNO) {
+    goto catchException;
+  }
+catchException:
+  if (e != BCExceptionNO) {
+    int32_t e1 = BCExceptionNO;
+    InitQRCode(numInputBytes, ecLevel, mode, qrCode, e1);
+    if (e1 != BCExceptionNO) {
+      e = e1;
+      return;
+    }
+    versionNum++;
+    if (versionNum <= 40) {
+      headerAndDataBits.Clear();
+      e = BCExceptionNO;
+      goto sign;
+    } else {
+      return;
+    }
+  }
+
+  CBC_QRCoderBitVector finalBits;
+  finalBits.Init();
+  InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(),
+                        qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(),
+                        &finalBits, e);
+  if (e != BCExceptionNO)
+    return;
+
+  std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix(
+      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth()));
+  matrix->Init();
+  int32_t maskPattern = ChooseMaskPattern(
+      &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e);
+  if (e != BCExceptionNO)
+    return;
+
+  qrCode->SetMaskPattern(maskPattern);
+  CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(),
+                                     qrCode->GetVersion(),
+                                     qrCode->GetMaskPattern(), matrix.get(), e);
+  if (e != BCExceptionNO)
+    return qrCode->SetMatrix(std::move(matrix));
+
+  if (!qrCode->IsValid())
+    e = BCExceptionInvalidQRCode;
+}
+
+void CBC_QRCoderEncoder::Encode(const CFX_WideString& content,
+                                CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                CBC_QRCoder* qrCode,
+                                int32_t& e) {
+  CFX_ByteString encoding = "utf8";
+  CFX_ByteString utf8Data;
+  CBC_UtilCodingConvert::UnicodeToUTF8(content, utf8Data);
+  CBC_QRCoderMode* mode = ChooseMode(utf8Data, encoding);
+  CBC_QRCoderBitVector dataBits;
+  dataBits.Init();
+  AppendBytes(utf8Data, mode, &dataBits, encoding, e);
+  if (e != BCExceptionNO)
+    return;
+  int32_t numInputBytes = dataBits.sizeInBytes();
+  InitQRCode(numInputBytes, ecLevel, mode, qrCode, e);
+  if (e != BCExceptionNO)
+    return;
+  CBC_QRCoderBitVector headerAndDataBits;
+  headerAndDataBits.Init();
+  AppendModeInfo(mode, &headerAndDataBits, e);
+  if (e != BCExceptionNO)
+    return;
+  int32_t numLetters = mode == CBC_QRCoderMode::sBYTE ? dataBits.sizeInBytes()
+                                                      : content.GetLength();
+  AppendLengthInfo(numLetters, qrCode->GetVersion(), mode, &headerAndDataBits,
+                   e);
+  if (e != BCExceptionNO)
+    return;
+  headerAndDataBits.AppendBitVector(&dataBits, e);
+  if (e != BCExceptionNO)
+    return TerminateBits(qrCode->GetNumDataBytes(), &headerAndDataBits, e);
+  if (e != BCExceptionNO)
+    return;
+  CBC_QRCoderBitVector finalBits;
+  finalBits.Init();
+  InterleaveWithECBytes(&headerAndDataBits, qrCode->GetNumTotalBytes(),
+                        qrCode->GetNumDataBytes(), qrCode->GetNumRSBlocks(),
+                        &finalBits, e);
+  if (e != BCExceptionNO)
+    return;
+
+  std::unique_ptr<CBC_CommonByteMatrix> matrix(new CBC_CommonByteMatrix(
+      qrCode->GetMatrixWidth(), qrCode->GetMatrixWidth()));
+  matrix->Init();
+  int32_t maskPattern = ChooseMaskPattern(
+      &finalBits, qrCode->GetECLevel(), qrCode->GetVersion(), matrix.get(), e);
+  if (e != BCExceptionNO)
+    return;
+
+  qrCode->SetMaskPattern(maskPattern);
+  CBC_QRCoderMatrixUtil::BuildMatrix(&finalBits, qrCode->GetECLevel(),
+                                     qrCode->GetVersion(),
+                                     qrCode->GetMaskPattern(), matrix.get(), e);
+  if (e != BCExceptionNO)
+    return qrCode->SetMatrix(std::move(matrix));
+
+  if (!qrCode->IsValid())
+    e = BCExceptionInvalidQRCode;
+}
+
+void CBC_QRCoderEncoder::TerminateBits(int32_t numDataBytes,
+                                       CBC_QRCoderBitVector* bits,
+                                       int32_t& e) {
+  int32_t capacity = numDataBytes << 3;
+  if (bits->Size() > capacity) {
+    e = BCExceptionDataTooMany;
+    return;
+  }
+  for (int32_t i = 0; i < 4 && bits->Size() < capacity; ++i) {
+    bits->AppendBit(0, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+  int32_t numBitsInLastByte = bits->Size() % 8;
+  if (numBitsInLastByte > 0) {
+    int32_t numPaddingBits = 8 - numBitsInLastByte;
+    for (int32_t j = 0; j < numPaddingBits; ++j) {
+      bits->AppendBit(0, e);
+      if (e != BCExceptionNO)
+        return;
+    }
+  }
+  if (bits->Size() % 8 != 0) {
+    e = BCExceptionDigitLengthMustBe8;
+    return;
+  }
+  int32_t numPaddingBytes = numDataBytes - bits->sizeInBytes();
+  for (int32_t k = 0; k < numPaddingBytes; ++k) {
+    if (k % 2 == 0) {
+      bits->AppendBits(0xec, 8, e);
+      if (e != BCExceptionNO)
+        return;
+    } else {
+      bits->AppendBits(0x11, 8, e);
+      if (e != BCExceptionNO)
+        return;
+    }
+  }
+  if (bits->Size() != capacity)
+    e = BCExceptionBitsNotEqualCacity;
+}
+
+int32_t CBC_QRCoderEncoder::ChooseMaskPattern(
+    CBC_QRCoderBitVector* bits,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t version,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  int32_t minPenalty = 65535;
+  int32_t bestMaskPattern = -1;
+  for (int32_t maskPattern = 0; maskPattern < CBC_QRCoder::kNumMaskPatterns;
+       maskPattern++) {
+    CBC_QRCoderMatrixUtil::BuildMatrix(bits, ecLevel, version, maskPattern,
+                                       matrix, e);
+    if (e != BCExceptionNO)
+      return 0;
+    int32_t penalty = CalculateMaskPenalty(matrix);
+    if (penalty < minPenalty) {
+      minPenalty = penalty;
+      bestMaskPattern = maskPattern;
+    }
+  }
+  return bestMaskPattern;
+}
+
+int32_t CBC_QRCoderEncoder::CalculateMaskPenalty(CBC_CommonByteMatrix* matrix) {
+  int32_t penalty = 0;
+  penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1(matrix);
+  penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule2(matrix);
+  penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule3(matrix);
+  penalty += CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule4(matrix);
+  return penalty;
+}
+
+CBC_QRCoderMode* CBC_QRCoderEncoder::ChooseMode(const CFX_ByteString& content,
+                                                CFX_ByteString encoding) {
+  if (encoding.Compare("SHIFT_JIS") == 0) {
+    return CBC_QRCoderMode::sKANJI;
+  }
+  bool hasNumeric = false;
+  bool hasAlphaNumeric = false;
+  for (int32_t i = 0; i < content.GetLength(); i++) {
+    if (isdigit((uint8_t)content[i])) {
+      hasNumeric = true;
+    } else if (GetAlphaNumericCode((uint8_t)content[i]) != -1) {
+      hasAlphaNumeric = true;
+    } else {
+      return CBC_QRCoderMode::sBYTE;
+    }
+  }
+  if (hasAlphaNumeric) {
+    return CBC_QRCoderMode::sALPHANUMERIC;
+  } else if (hasNumeric) {
+    return CBC_QRCoderMode::sNUMERIC;
+  }
+  return CBC_QRCoderMode::sBYTE;
+}
+
+int32_t CBC_QRCoderEncoder::GetAlphaNumericCode(int32_t code) {
+  return (code >= 0 && code < 96) ? g_alphaNumericTable[code] : -1;
+}
+
+void CBC_QRCoderEncoder::AppendBytes(const CFX_ByteString& content,
+                                     CBC_QRCoderMode* mode,
+                                     CBC_QRCoderBitVector* bits,
+                                     CFX_ByteString encoding,
+                                     int32_t& e) {
+  if (mode == CBC_QRCoderMode::sNUMERIC)
+    AppendNumericBytes(content, bits, e);
+  else if (mode == CBC_QRCoderMode::sALPHANUMERIC)
+    AppendAlphaNumericBytes(content, bits, e);
+  else if (mode == CBC_QRCoderMode::sBYTE)
+    Append8BitBytes(content, bits, encoding, e);
+  else if (mode == CBC_QRCoderMode::sKANJI)
+    AppendKanjiBytes(content, bits, e);
+  else if (mode == CBC_QRCoderMode::sGBK)
+    AppendGBKBytes(content, bits, e);
+  else
+    e = BCExceptionUnsupportedMode;
+}
+
+void CBC_QRCoderEncoder::AppendNumericBytes(const CFX_ByteString& content,
+                                            CBC_QRCoderBitVector* bits,
+                                            int32_t& e) {
+  int32_t length = content.GetLength();
+  int32_t i = 0;
+  while (i < length) {
+    int32_t num1 = content[i] - '0';
+    if (i + 2 < length) {
+      int32_t num2 = content[i + 1] - '0';
+      int32_t num3 = content[i + 2] - '0';
+      bits->AppendBits(num1 * 100 + num2 * 10 + num3, 10, e);
+      if (e != BCExceptionNO)
+        return;
+      i += 3;
+    } else if (i + 1 < length) {
+      int32_t num2 = content[i + 1] - '0';
+      bits->AppendBits(num1 * 10 + num2, 7, e);
+      if (e != BCExceptionNO)
+        return;
+      i += 2;
+    } else {
+      bits->AppendBits(num1, 4, e);
+      if (e != BCExceptionNO)
+        return;
+      i++;
+    }
+  }
+}
+
+void CBC_QRCoderEncoder::AppendAlphaNumericBytes(const CFX_ByteString& content,
+                                                 CBC_QRCoderBitVector* bits,
+                                                 int32_t& e) {
+  int32_t length = content.GetLength();
+  int32_t i = 0;
+  while (i < length) {
+    int32_t code1 = GetAlphaNumericCode(content[i]);
+    if (code1 == -1) {
+      e = BCExceptionInvalidateCharacter;
+      return;
+    }
+    if (i + 1 < length) {
+      int32_t code2 = GetAlphaNumericCode(content[i + 1]);
+      if (code2 == -1) {
+        e = BCExceptionInvalidateCharacter;
+        return;
+      }
+      bits->AppendBits(code1 * 45 + code2, 11, e);
+      if (e != BCExceptionNO)
+        return;
+      i += 2;
+    } else {
+      bits->AppendBits(code1, 6, e);
+      if (e != BCExceptionNO)
+        return;
+      i++;
+    }
+  }
+}
+
+void CBC_QRCoderEncoder::AppendGBKBytes(const CFX_ByteString& content,
+                                        CBC_QRCoderBitVector* bits,
+                                        int32_t& e) {
+  int32_t length = content.GetLength();
+  uint32_t value = 0;
+  for (int32_t i = 0; i < length; i += 2) {
+    value = (uint32_t)((uint8_t)content[i] << 8 | (uint8_t)content[i + 1]);
+    if (value <= 0xAAFE && value >= 0xA1A1) {
+      value -= 0xA1A1;
+    } else if (value <= 0xFAFE && value >= 0xB0A1) {
+      value -= 0xA6A1;
+    } else {
+      e = BCExceptionInvalidateCharacter;
+      return;
+    }
+    value = (uint32_t)((value >> 8) * 0x60) + (uint32_t)(value & 0xff);
+    bits->AppendBits(value, 13, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+}
+
+void CBC_QRCoderEncoder::Append8BitBytes(const CFX_ByteString& content,
+                                         CBC_QRCoderBitVector* bits,
+                                         CFX_ByteString encoding,
+                                         int32_t& e) {
+  for (int32_t i = 0; i < content.GetLength(); i++) {
+    bits->AppendBits(content[i], 8, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+}
+
+void CBC_QRCoderEncoder::Append8BitBytes(std::vector<uint8_t>& bytes,
+                                         CBC_QRCoderBitVector* bits,
+                                         int32_t& e) {
+  for (size_t i = 0; i < bytes.size(); i++) {
+    bits->AppendBits(bytes[i], 8, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+}
+
+void CBC_QRCoderEncoder::AppendKanjiBytes(const CFX_ByteString& content,
+                                          CBC_QRCoderBitVector* bits,
+                                          int32_t& e) {
+  std::vector<uint8_t> bytes;
+  uint32_t value = 0;
+  for (size_t i = 0; i < bytes.size(); i += 2) {
+    value = (uint32_t)((uint8_t)(content[i] << 8) | (uint8_t)content[i + 1]);
+    if (value <= 0x9ffc && value >= 0x8140) {
+      value -= 0x8140;
+    } else if (value <= 0xebbf && value >= 0xe040) {
+      value -= 0xc140;
+    } else {
+      e = BCExceptionInvalidateCharacter;
+      return;
+    }
+    value = (uint32_t)((value >> 8) * 0xc0) + (uint32_t)(value & 0xff);
+    bits->AppendBits(value, 13, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+}
+
+void CBC_QRCoderEncoder::InitQRCode(int32_t numInputBytes,
+                                    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                    CBC_QRCoderMode* mode,
+                                    CBC_QRCoder* qrCode,
+                                    int32_t& e) {
+  qrCode->SetECLevel(ecLevel);
+  qrCode->SetMode(mode);
+  for (int32_t versionNum = 1; versionNum <= 40; versionNum++) {
+    CBC_QRCoderVersion* version =
+        CBC_QRCoderVersion::GetVersionForNumber(versionNum, e);
+    if (e != BCExceptionNO)
+      return;
+    int32_t numBytes = version->GetTotalCodeWords();
+    CBC_QRCoderECBlocks* ecBlocks = version->GetECBlocksForLevel(ecLevel);
+    int32_t numEcBytes = ecBlocks->GetTotalECCodeWords();
+    int32_t numRSBlocks = ecBlocks->GetNumBlocks();
+    int32_t numDataBytes = numBytes - numEcBytes;
+    if (numDataBytes >= numInputBytes + 3) {
+      qrCode->SetVersion(versionNum);
+      qrCode->SetNumTotalBytes(numBytes);
+      qrCode->SetNumDataBytes(numDataBytes);
+      qrCode->SetNumRSBlocks(numRSBlocks);
+      qrCode->SetNumECBytes(numEcBytes);
+      qrCode->SetMatrixWidth(version->GetDimensionForVersion());
+      return;
+    }
+  }
+  e = BCExceptionCannotFindBlockInfo;
+}
+
+void CBC_QRCoderEncoder::AppendModeInfo(CBC_QRCoderMode* mode,
+                                        CBC_QRCoderBitVector* bits,
+                                        int32_t& e) {
+  bits->AppendBits(mode->GetBits(), 4, e);
+  if (mode == CBC_QRCoderMode::sGBK)
+    bits->AppendBits(1, 4, e);
+}
+
+void CBC_QRCoderEncoder::AppendLengthInfo(int32_t numLetters,
+                                          int32_t version,
+                                          CBC_QRCoderMode* mode,
+                                          CBC_QRCoderBitVector* bits,
+                                          int32_t& e) {
+  CBC_QRCoderVersion* qcv = CBC_QRCoderVersion::GetVersionForNumber(version, e);
+  if (e != BCExceptionNO)
+    return;
+  int32_t numBits = mode->GetCharacterCountBits(qcv, e);
+  if (e != BCExceptionNO)
+    return;
+  if (numBits > ((1 << numBits) - 1)) {
+    return;
+  }
+  if (mode == CBC_QRCoderMode::sGBK) {
+    bits->AppendBits(numLetters / 2, numBits, e);
+    if (e != BCExceptionNO)
+      return;
+  }
+  bits->AppendBits(numLetters, numBits, e);
+}
+
+void CBC_QRCoderEncoder::InterleaveWithECBytes(CBC_QRCoderBitVector* bits,
+                                               int32_t numTotalBytes,
+                                               int32_t numDataBytes,
+                                               int32_t numRSBlocks,
+                                               CBC_QRCoderBitVector* result,
+                                               int32_t& e) {
+  if (bits->sizeInBytes() != numDataBytes) {
+    e = BCExceptionBitsBytesNotMatch;
+    return;
+  }
+  int32_t dataBytesOffset = 0;
+  int32_t maxNumDataBytes = 0;
+  int32_t maxNumEcBytes = 0;
+  std::vector<CBC_QRCoderBlockPair*> blocks;
+  int32_t i;
+  for (i = 0; i < numRSBlocks; i++) {
+    int32_t numDataBytesInBlock;
+    int32_t numEcBytesInBlosk;
+    GetNumDataBytesAndNumECBytesForBlockID(numTotalBytes, numDataBytes,
+                                           numRSBlocks, i, numDataBytesInBlock,
+                                           numEcBytesInBlosk);
+    std::unique_ptr<CBC_CommonByteArray> dataBytes(new CBC_CommonByteArray);
+    dataBytes->Set(bits->GetArray(), dataBytesOffset, numDataBytesInBlock);
+    std::unique_ptr<CBC_CommonByteArray> ecBytes(
+        GenerateECBytes(dataBytes.get(), numEcBytesInBlosk, e));
+    if (e != BCExceptionNO)
+      return;
+    maxNumDataBytes = std::max(maxNumDataBytes, dataBytes->Size());
+    maxNumEcBytes = std::max(maxNumEcBytes, ecBytes->Size());
+    blocks.push_back(
+        new CBC_QRCoderBlockPair(std::move(dataBytes), std::move(ecBytes)));
+    dataBytesOffset += numDataBytesInBlock;
+  }
+  if (numDataBytes != dataBytesOffset) {
+    e = BCExceptionBytesNotMatchOffset;
+    return;
+  }
+  for (int32_t x = 0; x < maxNumDataBytes; x++) {
+    for (size_t j = 0; j < blocks.size(); j++) {
+      const CBC_CommonByteArray* dataBytes = blocks[j]->GetDataBytes();
+      if (x < dataBytes->Size()) {
+        result->AppendBits(dataBytes->At(x), 8, e);
+        if (e != BCExceptionNO)
+          return;
+      }
+    }
+  }
+  for (int32_t y = 0; y < maxNumEcBytes; y++) {
+    for (size_t l = 0; l < blocks.size(); l++) {
+      const CBC_CommonByteArray* ecBytes = blocks[l]->GetErrorCorrectionBytes();
+      if (y < ecBytes->Size()) {
+        result->AppendBits(ecBytes->At(y), 8, e);
+        if (e != BCExceptionNO)
+          return;
+      }
+    }
+  }
+  for (size_t k = 0; k < blocks.size(); k++) {
+    delete blocks[k];
+  }
+  if (numTotalBytes != result->sizeInBytes())
+    e = BCExceptionSizeInBytesDiffer;
+}
+
+void CBC_QRCoderEncoder::GetNumDataBytesAndNumECBytesForBlockID(
+    int32_t numTotalBytes,
+    int32_t numDataBytes,
+    int32_t numRSBlocks,
+    int32_t blockID,
+    int32_t& numDataBytesInBlock,
+    int32_t& numECBytesInBlock) {
+  if (blockID >= numRSBlocks) {
+    return;
+  }
+  int32_t numRsBlocksInGroup2 = numTotalBytes % numRSBlocks;
+  int32_t numRsBlocksInGroup1 = numRSBlocks - numRsBlocksInGroup2;
+  int32_t numTotalBytesInGroup1 = numTotalBytes / numRSBlocks;
+  int32_t numTotalBytesInGroup2 = numTotalBytesInGroup1 + 1;
+  int32_t numDataBytesInGroup1 = numDataBytes / numRSBlocks;
+  int32_t numDataBytesInGroup2 = numDataBytesInGroup1 + 1;
+  int32_t numEcBytesInGroup1 = numTotalBytesInGroup1 - numDataBytesInGroup1;
+  int32_t numEcBytesInGroup2 = numTotalBytesInGroup2 - numDataBytesInGroup2;
+  if (blockID < numRsBlocksInGroup1) {
+    numDataBytesInBlock = numDataBytesInGroup1;
+    numECBytesInBlock = numEcBytesInGroup1;
+  } else {
+    numDataBytesInBlock = numDataBytesInGroup2;
+    numECBytesInBlock = numEcBytesInGroup2;
+  }
+}
+
+CBC_CommonByteArray* CBC_QRCoderEncoder::GenerateECBytes(
+    CBC_CommonByteArray* dataBytes,
+    int32_t numEcBytesInBlock,
+    int32_t& e) {
+  int32_t numDataBytes = dataBytes->Size();
+  std::vector<int32_t> toEncode(numDataBytes + numEcBytesInBlock);
+  for (int32_t i = 0; i < numDataBytes; i++) {
+    toEncode[i] = (dataBytes->At(i));
+  }
+  CBC_ReedSolomonEncoder encode(CBC_ReedSolomonGF256::QRCodeField);
+  encode.Init();
+  encode.Encode(&toEncode, numEcBytesInBlock, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  CBC_CommonByteArray* ecBytes = new CBC_CommonByteArray(numEcBytesInBlock);
+  for (int32_t j = 0; j < numEcBytesInBlock; j++) {
+    ecBytes->Set(j, toEncode[numDataBytes + j]);
+  }
+  return ecBytes;
+}
diff --git a/fxbarcode/qrcode/BC_QRCoderEncoder.h b/fxbarcode/qrcode/BC_QRCoderEncoder.h
new file mode 100644
index 0000000..f46a64e
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderEncoder.h
@@ -0,0 +1,140 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERENCODER_H_
+#define FXBARCODE_QRCODE_BC_QRCODERENCODER_H_
+
+#include <utility>
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+#include "core/fxcrt/fx_string.h"
+
+class CBC_QRCoder;
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_QRCoderMode;
+class CBC_QRCoderBitVector;
+class CBC_CommonByteArray;
+class CBC_CommonByteMatrix;
+
+class CBC_QRCoderEncoder {
+ public:
+  CBC_QRCoderEncoder();
+  virtual ~CBC_QRCoderEncoder();
+
+  static void Encode(const CFX_ByteString& content,
+                     CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                     CBC_QRCoder* qrCode,
+                     int32_t& e,
+                     int32_t versionSpecify = 0);
+  static void Encode(const CFX_WideString& content,
+                     CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                     CBC_QRCoder* qrCode,
+                     int32_t& e);
+  static void EncodeWithSpecifyVersion(const CFX_ByteString& content,
+                                       CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                       CBC_QRCoder* qrCode,
+                                       int32_t versionSpecify,
+                                       int32_t& e);
+  static void EncodeWithAutoVersion(const CFX_ByteString& content,
+                                    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                    CBC_QRCoder* qrCode,
+                                    int32_t& e);
+  static CBC_QRCoderMode* ChooseMode(const CFX_ByteString& content,
+                                     CFX_ByteString encoding);
+  static int32_t GetAlphaNumericCode(int32_t code);
+  static void AppendECI(CBC_QRCoderBitVector* bits);
+  static void AppendBytes(const CFX_ByteString& content,
+                          CBC_QRCoderMode* mode,
+                          CBC_QRCoderBitVector* bits,
+                          CFX_ByteString encoding,
+                          int32_t& e);
+  static void AppendNumericBytes(const CFX_ByteString& content,
+                                 CBC_QRCoderBitVector* bits,
+                                 int32_t& e);
+  static void AppendAlphaNumericBytes(const CFX_ByteString& content,
+                                      CBC_QRCoderBitVector* bits,
+                                      int32_t& e);
+  static void Append8BitBytes(const CFX_ByteString& content,
+                              CBC_QRCoderBitVector* bits,
+                              CFX_ByteString encoding,
+                              int32_t& e);
+  static void Append8BitBytes(std::vector<uint8_t>& bytes,
+                              CBC_QRCoderBitVector* bits,
+                              int32_t& e);
+  static void AppendKanjiBytes(const CFX_ByteString& content,
+                               CBC_QRCoderBitVector* bits,
+                               int32_t& e);
+  static void AppendGBKBytes(const CFX_ByteString& content,
+                             CBC_QRCoderBitVector* bits,
+                             int32_t& e);
+  static void InitQRCode(int32_t numInputBytes,
+                         int32_t versionNumber,
+                         CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                         CBC_QRCoderMode* mode,
+                         CBC_QRCoder* qrCode,
+                         int32_t& e);
+  static void InitQRCode(int32_t numInputBytes,
+                         CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                         CBC_QRCoderMode* mode,
+                         CBC_QRCoder* qrCode,
+                         int32_t& e);
+  static void AppendModeInfo(CBC_QRCoderMode* mode,
+                             CBC_QRCoderBitVector* bits,
+                             int32_t& e);
+  static void AppendLengthInfo(int32_t numLetters,
+                               int32_t version,
+                               CBC_QRCoderMode* mode,
+                               CBC_QRCoderBitVector* bits,
+                               int32_t& e);
+
+  static void InterleaveWithECBytes(CBC_QRCoderBitVector* bits,
+                                    int32_t numTotalBytes,
+                                    int32_t numDataBytes,
+                                    int32_t numRSBlocks,
+                                    CBC_QRCoderBitVector* result,
+                                    int32_t& e);
+  static void GetNumDataBytesAndNumECBytesForBlockID(
+      int32_t numTotalBytes,
+      int32_t numDataBytes,
+      int32_t numRSBlocks,
+      int32_t blockID,
+      int32_t& numDataBytesInBlock,
+      int32_t& numECBytesInBlocks);
+  static CBC_CommonByteArray* GenerateECBytes(CBC_CommonByteArray* dataBytes,
+                                              int32_t numEcBytesInBlock,
+                                              int32_t& e);
+  static int32_t ChooseMaskPattern(CBC_QRCoderBitVector* bits,
+                                   CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                                   int32_t version,
+                                   CBC_CommonByteMatrix* matrix,
+                                   int32_t& e);
+  static int32_t CalculateMaskPenalty(CBC_CommonByteMatrix* matrix);
+  static void TerminateBits(int32_t numDataBytes,
+                            CBC_QRCoderBitVector* bits,
+                            int32_t& e);
+  static int32_t GetSpanByVersion(CBC_QRCoderMode* modeFirst,
+                                  CBC_QRCoderMode* modeSecond,
+                                  int32_t versionNum,
+                                  int32_t& e);
+  static void MergeString(
+      std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>>* result,
+      int32_t versionNum,
+      int32_t& e);
+  static void SplitString(
+      const CFX_ByteString& content,
+      std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>>* result);
+  static void AppendDataModeLenghInfo(
+      const std::vector<std::pair<CBC_QRCoderMode*, CFX_ByteString>>&
+          splitResult,
+      CBC_QRCoderBitVector& headerAndDataBits,
+      CBC_QRCoderMode* tempMode,
+      CBC_QRCoder* qrCode,
+      CFX_ByteString& encoding,
+      int32_t& e);
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERENCODER_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.cpp b/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.cpp
new file mode 100644
index 0000000..6fb3233
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.cpp
@@ -0,0 +1,84 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::L = nullptr;
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::M = nullptr;
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::Q = nullptr;
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::H = nullptr;
+
+CBC_QRCoderErrorCorrectionLevel::CBC_QRCoderErrorCorrectionLevel(
+    int32_t ordinal,
+    int32_t bits,
+    const char* name)
+    : m_ordinal(ordinal), m_bits(bits), m_name(name) {}
+
+CBC_QRCoderErrorCorrectionLevel::~CBC_QRCoderErrorCorrectionLevel() {}
+
+void CBC_QRCoderErrorCorrectionLevel::Initialize() {
+  L = new CBC_QRCoderErrorCorrectionLevel(0, 0x01, "L");
+  M = new CBC_QRCoderErrorCorrectionLevel(1, 0x00, "M");
+  Q = new CBC_QRCoderErrorCorrectionLevel(2, 0x03, "Q");
+  H = new CBC_QRCoderErrorCorrectionLevel(3, 0x02, "H");
+}
+
+void CBC_QRCoderErrorCorrectionLevel::Finalize() {
+  delete L;
+  delete M;
+  delete Q;
+  delete H;
+}
+
+CBC_QRCoderErrorCorrectionLevel* CBC_QRCoderErrorCorrectionLevel::ForBits(
+    int32_t bits) {
+  switch (bits) {
+    case 0x00:
+      return M;
+    case 0x01:
+      return L;
+    case 0x02:
+      return H;
+    case 0x03:
+      return Q;
+    default:
+      return nullptr;
+  }
+}
+void CBC_QRCoderErrorCorrectionLevel::Destroy() {
+  if (L) {
+    delete CBC_QRCoderErrorCorrectionLevel::L;
+    L = nullptr;
+  }
+  if (M) {
+    delete CBC_QRCoderErrorCorrectionLevel::M;
+    M = nullptr;
+  }
+  if (H) {
+    delete CBC_QRCoderErrorCorrectionLevel::H;
+    H = nullptr;
+  }
+  if (Q) {
+    delete CBC_QRCoderErrorCorrectionLevel::Q;
+    Q = nullptr;
+  }
+}
diff --git a/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h b/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h
new file mode 100644
index 0000000..e153c64
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h
@@ -0,0 +1,41 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERERRORCORRECTIONLEVEL_H_
+#define FXBARCODE_QRCODE_BC_QRCODERERRORCORRECTIONLEVEL_H_
+
+#include "core/fxcrt/fx_string.h"
+
+class CBC_QRCoderErrorCorrectionLevel {
+ public:
+  static CBC_QRCoderErrorCorrectionLevel* L;
+  static CBC_QRCoderErrorCorrectionLevel* M;
+  static CBC_QRCoderErrorCorrectionLevel* Q;
+  static CBC_QRCoderErrorCorrectionLevel* H;
+
+  static void Initialize();
+  static void Finalize();
+  static void Destroy();
+  static CBC_QRCoderErrorCorrectionLevel* ForBits(int32_t bits);
+
+  ~CBC_QRCoderErrorCorrectionLevel();
+
+  int32_t Ordinal() const { return m_ordinal; }
+  int32_t GetBits() const { return m_bits; }
+  CFX_ByteString GetName() const { return m_name; }
+
+ private:
+  CBC_QRCoderErrorCorrectionLevel(int32_t ordinal,
+                                  int32_t bits,
+                                  const char* name);
+  CBC_QRCoderErrorCorrectionLevel();
+
+  int32_t m_ordinal;
+  int32_t m_bits;
+  CFX_ByteString m_name;
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERERRORCORRECTIONLEVEL_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp b/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp
new file mode 100644
index 0000000..cdf1e4c
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderMaskUtil.cpp
@@ -0,0 +1,198 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/common/BC_CommonByteMatrix.h"
+#include "fxbarcode/qrcode/BC_QRCoder.h"
+#include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "fxbarcode/qrcode/BC_QRCoderMaskUtil.h"
+#include "fxbarcode/utils.h"
+
+CBC_QRCoderMaskUtil::CBC_QRCoderMaskUtil() {}
+CBC_QRCoderMaskUtil::~CBC_QRCoderMaskUtil() {}
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1(
+    CBC_CommonByteMatrix* matrix) {
+  return ApplyMaskPenaltyRule1Internal(matrix, true) +
+         ApplyMaskPenaltyRule1Internal(matrix, false);
+}
+
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule2(
+    CBC_CommonByteMatrix* matrix) {
+  int32_t penalty = 0;
+  uint8_t* array = matrix->GetArray();
+  int32_t width = matrix->GetWidth();
+  int32_t height = matrix->GetHeight();
+  for (int32_t y = 0; y < height - 1; y++) {
+    for (int32_t x = 0; x < width - 1; x++) {
+      int32_t value = array[y * width + x];
+      if (value == array[y * width + x + 1] &&
+          value == array[(y + 1) * width + x] &&
+          value == array[(y + 1) * width + x + 1]) {
+        penalty++;
+      }
+    }
+  }
+  return 3 * penalty;
+}
+
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule3(
+    CBC_CommonByteMatrix* matrix) {
+  int32_t penalty = 0;
+  uint8_t* array = matrix->GetArray();
+  int32_t width = matrix->GetWidth();
+  int32_t height = matrix->GetHeight();
+  for (int32_t y = 0; y < height; ++y) {
+    for (int32_t x = 0; x < width; ++x) {
+      if (x == 0 &&
+          ((y >= 0 && y <= 6) || (y >= height - 7 && y <= height - 1))) {
+        continue;
+      }
+      if (x == width - 7 && (y >= 0 && y <= 6)) {
+        continue;
+      }
+      if (y == 0 &&
+          ((x >= 0 && x <= 6) || (x >= width - 7 && x <= width - 1))) {
+        continue;
+      }
+      if (y == height - 7 && (x >= 0 && x <= 6)) {
+        continue;
+      }
+      if (x + 6 < width && array[y * width + x] == 1 &&
+          array[y * width + x + 1] == 0 && array[y * width + x + 2] == 1 &&
+          array[y * width + x + 3] == 1 && array[y * width + x + 4] == 1 &&
+          array[y * width + x + 5] == 0 && array[y * width + x + 6] == 1 &&
+          ((x + 10 < width && array[y * width + x + 7] == 0 &&
+            array[y * width + x + 8] == 0 && array[y * width + x + 9] == 0 &&
+            array[y * width + x + 10] == 0) ||
+           (x - 4 >= 0 && array[y * width + x - 1] == 0 &&
+            array[y * width + x - 2] == 0 && array[y * width + x - 3] == 0 &&
+            array[y * width + x - 4] == 0))) {
+        penalty += 40;
+      }
+      if (y + 6 < height && array[y * width + x] == 1 &&
+          array[(y + 1) * width + x] == 0 && array[(y + 2) * width + x] == 1 &&
+          array[(y + 3) * width + x] == 1 && array[(y + 4) * width + x] == 1 &&
+          array[(y + 5) * width + x] == 0 && array[(y + 6) * width + x] == 1 &&
+          ((y + 10 < height && array[(y + 7) * width + x] == 0 &&
+            array[(y + 8) * width + x] == 0 &&
+            array[(y + 9) * width + x] == 0 &&
+            array[(y + 10) * width + x] == 0) ||
+           (y - 4 >= 0 && array[(y - 1) * width + x] == 0 &&
+            array[(y - 2) * width + x] == 0 &&
+            array[(y - 3) * width + x] == 0 &&
+            array[(y - 4) * width + x] == 0))) {
+        penalty += 40;
+      }
+    }
+  }
+  return penalty;
+}
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule4(
+    CBC_CommonByteMatrix* matrix) {
+  int32_t numDarkCells = 0;
+  uint8_t* array = matrix->GetArray();
+  int32_t width = matrix->GetWidth();
+  int32_t height = matrix->GetHeight();
+  for (int32_t y = 0; y < height; ++y) {
+    for (int32_t x = 0; x < width; ++x) {
+      if (array[y * width + x] == 1) {
+        numDarkCells += 1;
+      }
+    }
+  }
+  int32_t numTotalCells = matrix->GetHeight() * matrix->GetWidth();
+  double darkRatio = (double)numDarkCells / numTotalCells;
+  return abs((int32_t)(darkRatio * 100 - 50) / 5) * 5 * 10;
+}
+bool CBC_QRCoderMaskUtil::GetDataMaskBit(int32_t maskPattern,
+                                         int32_t x,
+                                         int32_t y,
+                                         int32_t& e) {
+  if (!CBC_QRCoder::IsValidMaskPattern(maskPattern)) {
+    e = (BCExceptionInvalidateMaskPattern);
+    return false;
+  }
+  int32_t intermediate = 0, temp = 0;
+  switch (maskPattern) {
+    case 0:
+      intermediate = (y + x) & 0x1;
+      break;
+    case 1:
+      intermediate = y & 0x1;
+      break;
+    case 2:
+      intermediate = x % 3;
+      break;
+    case 3:
+      intermediate = (y + x) % 3;
+      break;
+    case 4:
+      intermediate = ((y >> 1) + (x / 3)) & 0x1;
+      break;
+    case 5:
+      temp = y * x;
+      intermediate = (temp & 0x1) + (temp % 3);
+      break;
+    case 6:
+      temp = y * x;
+      intermediate = (((temp & 0x1) + (temp % 3)) & 0x1);
+      break;
+    case 7:
+      temp = y * x;
+      intermediate = (((temp % 3) + ((y + x) & 0x1)) & 0x1);
+      break;
+    default: {
+      e = BCExceptionInvalidateMaskPattern;
+      return false;
+    }
+  }
+  return intermediate == 0;
+}
+int32_t CBC_QRCoderMaskUtil::ApplyMaskPenaltyRule1Internal(
+    CBC_CommonByteMatrix* matrix,
+    bool isHorizontal) {
+  int32_t penalty = 0;
+  int32_t numSameBitCells = 0;
+  int32_t prevBit = -1;
+  int32_t width = matrix->GetWidth();
+  int32_t height = matrix->GetHeight();
+  int32_t iLimit = isHorizontal ? height : width;
+  int32_t jLimit = isHorizontal ? width : height;
+  uint8_t* array = matrix->GetArray();
+  for (int32_t i = 0; i < iLimit; ++i) {
+    for (int32_t j = 0; j < jLimit; ++j) {
+      int32_t bit = isHorizontal ? array[i * width + j] : array[j * width + i];
+      if (bit == prevBit) {
+        numSameBitCells += 1;
+        if (numSameBitCells == 5) {
+          penalty += 3;
+        } else if (numSameBitCells > 5) {
+          penalty += 1;
+        }
+      } else {
+        numSameBitCells = 1;
+        prevBit = bit;
+      }
+    }
+    numSameBitCells = 0;
+  }
+  return penalty;
+}
diff --git a/fxbarcode/qrcode/BC_QRCoderMaskUtil.h b/fxbarcode/qrcode/BC_QRCoderMaskUtil.h
new file mode 100644
index 0000000..63fccbb
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderMaskUtil.h
@@ -0,0 +1,27 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERMASKUTIL_H_
+#define FXBARCODE_QRCODE_BC_QRCODERMASKUTIL_H_
+class CBC_CommonByteMatrix;
+class CBC_QRCoderMaskUtil {
+ public:
+  CBC_QRCoderMaskUtil();
+  virtual ~CBC_QRCoderMaskUtil();
+  static bool GetDataMaskBit(int32_t maskPattern,
+                             int32_t x,
+                             int32_t y,
+                             int32_t& e);
+
+  static int32_t ApplyMaskPenaltyRule1(CBC_CommonByteMatrix* matrix);
+  static int32_t ApplyMaskPenaltyRule2(CBC_CommonByteMatrix* matrix);
+  static int32_t ApplyMaskPenaltyRule3(CBC_CommonByteMatrix* matrix);
+  static int32_t ApplyMaskPenaltyRule4(CBC_CommonByteMatrix* matrix);
+  static int32_t ApplyMaskPenaltyRule1Internal(CBC_CommonByteMatrix* matrix,
+                                               bool isHorizontal);
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERMASKUTIL_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp b/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp
new file mode 100644
index 0000000..b6ffaa0
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderMatrixUtil.cpp
@@ -0,0 +1,506 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2008 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/common/BC_CommonByteMatrix.h"
+#include "fxbarcode/qrcode/BC_QRCoder.h"
+#include "fxbarcode/qrcode/BC_QRCoderBitVector.h"
+#include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "fxbarcode/qrcode/BC_QRCoderMaskUtil.h"
+#include "fxbarcode/qrcode/BC_QRCoderMatrixUtil.h"
+#include "fxbarcode/utils.h"
+
+const int32_t CBC_QRCoderMatrixUtil::POSITION_DETECTION_PATTERN[7][7] = {
+    {1, 1, 1, 1, 1, 1, 1}, {1, 0, 0, 0, 0, 0, 1}, {1, 0, 1, 1, 1, 0, 1},
+    {1, 0, 1, 1, 1, 0, 1}, {1, 0, 1, 1, 1, 0, 1}, {1, 0, 0, 0, 0, 0, 1},
+    {1, 1, 1, 1, 1, 1, 1}};
+const int32_t CBC_QRCoderMatrixUtil::HORIZONTAL_SEPARATION_PATTERN[1][8] = {
+    {0, 0, 0, 0, 0, 0, 0, 0}};
+const int32_t CBC_QRCoderMatrixUtil::VERTICAL_SEPARATION_PATTERN[7][1] = {
+    {0}, {0}, {0}, {0}, {0}, {0}, {0}};
+const int32_t CBC_QRCoderMatrixUtil::POSITION_ADJUSTMENT_PATTERN[5][5] = {
+    {1, 1, 1, 1, 1},
+    {1, 0, 0, 0, 1},
+    {1, 0, 1, 0, 1},
+    {1, 0, 0, 0, 1},
+    {1, 1, 1, 1, 1}};
+const int32_t
+    CBC_QRCoderMatrixUtil::POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[40][7] =
+        // NOLINTNEXTLINE
+    {
+        {-1, -1, -1, -1, -1, -1, -1},   {6, 18, -1, -1, -1, -1, -1},
+        {6, 22, -1, -1, -1, -1, -1},    {6, 26, -1, -1, -1, -1, -1},
+        {6, 30, -1, -1, -1, -1, -1},    {6, 34, -1, -1, -1, -1, -1},
+        {6, 22, 38, -1, -1, -1, -1},    {6, 24, 42, -1, -1, -1, -1},
+        {6, 26, 46, -1, -1, -1, -1},    {6, 28, 50, -1, -1, -1, -1},
+        {6, 30, 54, -1, -1, -1, -1},    {6, 32, 58, -1, -1, -1, -1},
+        {6, 34, 62, -1, -1, -1, -1},    {6, 26, 46, 66, -1, -1, -1},
+        {6, 26, 48, 70, -1, -1, -1},    {6, 26, 50, 74, -1, -1, -1},
+        {6, 30, 54, 78, -1, -1, -1},    {6, 30, 56, 82, -1, -1, -1},
+        {6, 30, 58, 86, -1, -1, -1},    {6, 34, 62, 90, -1, -1, -1},
+        {6, 28, 50, 72, 94, -1, -1},    {6, 26, 50, 74, 98, -1, -1},
+        {6, 30, 54, 78, 102, -1, -1},   {6, 28, 54, 80, 106, -1, -1},
+        {6, 32, 58, 84, 110, -1, -1},   {6, 30, 58, 86, 114, -1, -1},
+        {6, 34, 62, 90, 118, -1, -1},   {6, 26, 50, 74, 98, 122, -1},
+        {6, 30, 54, 78, 102, 126, -1},  {6, 26, 52, 78, 104, 130, -1},
+        {6, 30, 56, 82, 108, 134, -1},  {6, 34, 60, 86, 112, 138, -1},
+        {6, 30, 58, 86, 114, 142, -1},  {6, 34, 62, 90, 118, 146, -1},
+        {6, 30, 54, 78, 102, 126, 150}, {6, 24, 50, 76, 102, 128, 154},
+        {6, 28, 54, 80, 106, 132, 158}, {6, 32, 58, 84, 110, 136, 162},
+        {6, 26, 54, 82, 110, 138, 166}, {6, 30, 58, 86, 114, 142, 170},
+};
+const int32_t CBC_QRCoderMatrixUtil::TYPE_INFO_COORDINATES[15][2] = {
+    {8, 0}, {8, 1}, {8, 2}, {8, 3}, {8, 4}, {8, 5}, {8, 7}, {8, 8},
+    {7, 8}, {5, 8}, {4, 8}, {3, 8}, {2, 8}, {1, 8}, {0, 8},
+};
+const int32_t CBC_QRCoderMatrixUtil::VERSION_INFO_POLY = 0x1f25;
+const int32_t CBC_QRCoderMatrixUtil::TYPE_INFO_POLY = 0x0537;
+const int32_t CBC_QRCoderMatrixUtil::TYPE_INFO_MASK_PATTERN = 0x5412;
+
+void CBC_QRCoderMatrixUtil::ClearMatrix(CBC_CommonByteMatrix* matrix,
+                                        int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  matrix->clear((uint8_t)-1);
+}
+void CBC_QRCoderMatrixUtil::BuildMatrix(
+    CBC_QRCoderBitVector* dataBits,
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t version,
+    int32_t maskPattern,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  ClearMatrix(matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedBasicPatterns(version, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedTypeInfo(ecLevel, maskPattern, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  MaybeEmbedVersionInfo(version, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedDataBits(dataBits, maskPattern, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+}
+void CBC_QRCoderMatrixUtil::EmbedBasicPatterns(int32_t version,
+                                               CBC_CommonByteMatrix* matrix,
+                                               int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  EmbedPositionDetectionPatternsAndSeparators(matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedDarkDotAtLeftBottomCorner(matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  MaybeEmbedPositionAdjustmentPatterns(version, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedTimingPatterns(matrix, e);
+  if (e != BCExceptionNO)
+    return;
+}
+void CBC_QRCoderMatrixUtil::EmbedTypeInfo(
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t maskPattern,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  CBC_QRCoderBitVector typeInfoBits;
+  typeInfoBits.Init();
+  MakeTypeInfoBits(ecLevel, maskPattern, &typeInfoBits, e);
+  if (e != BCExceptionNO)
+    return;
+  for (int32_t i = 0; i < typeInfoBits.Size(); i++) {
+    int32_t bit = typeInfoBits.At(typeInfoBits.Size() - 1 - i, e);
+    if (e != BCExceptionNO)
+      return;
+    int32_t x1 = TYPE_INFO_COORDINATES[i][0];
+    int32_t y1 = TYPE_INFO_COORDINATES[i][1];
+    matrix->Set(x1, y1, bit);
+    if (i < 8) {
+      int32_t x2 = matrix->GetWidth() - i - 1;
+      int32_t y2 = 8;
+      matrix->Set(x2, y2, bit);
+    } else {
+      int32_t x2 = 8;
+      int32_t y2 = matrix->GetHeight() - 7 + (i - 8);
+      matrix->Set(x2, y2, bit);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::MaybeEmbedVersionInfo(int32_t version,
+                                                  CBC_CommonByteMatrix* matrix,
+                                                  int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  if (version < 7) {
+    return;
+  }
+  CBC_QRCoderBitVector versionInfoBits;
+  versionInfoBits.Init();
+  MakeVersionInfoBits(version, &versionInfoBits, e);
+  if (e != BCExceptionNO)
+    return;
+  int32_t bitIndex = 6 * 3 - 1;
+  for (int32_t i = 0; i < 6; i++) {
+    for (int32_t j = 0; j < 3; j++) {
+      int32_t bit = versionInfoBits.At(bitIndex, e);
+      if (e != BCExceptionNO)
+        return;
+      bitIndex--;
+      matrix->Set(i, matrix->GetHeight() - 11 + j, bit);
+      matrix->Set(matrix->GetHeight() - 11 + j, i, bit);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedDataBits(CBC_QRCoderBitVector* dataBits,
+                                          int32_t maskPattern,
+                                          CBC_CommonByteMatrix* matrix,
+                                          int32_t& e) {
+  if (!matrix || !dataBits) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  int32_t bitIndex = 0;
+  int32_t direction = -1;
+  int32_t x = matrix->GetWidth() - 1;
+  int32_t y = matrix->GetHeight() - 1;
+  while (x > 0) {
+    if (x == 6) {
+      x -= 1;
+    }
+    while (y >= 0 && y < matrix->GetHeight()) {
+      if (y == 6) {
+        y += direction;
+        continue;
+      }
+      for (int32_t i = 0; i < 2; i++) {
+        int32_t xx = x - i;
+        if (!IsEmpty(matrix->Get(xx, y))) {
+          continue;
+        }
+        int32_t bit;
+        if (bitIndex < dataBits->Size()) {
+          bit = dataBits->At(bitIndex, e);
+          if (e != BCExceptionNO)
+            return;
+          bitIndex++;
+        } else {
+          bit = 0;
+        }
+        if (maskPattern != -1) {
+          bool bol = CBC_QRCoderMaskUtil::GetDataMaskBit(maskPattern, xx, y, e);
+          if (e != BCExceptionNO)
+            return;
+          if (bol) {
+            bit ^= 0x01;
+          }
+        }
+        matrix->Set(xx, y, bit);
+      }
+      y += direction;
+    }
+    direction = -direction;
+    y += direction;
+    x -= 2;
+  }
+  if (bitIndex != dataBits->Size()) {
+    return;
+  }
+}
+int32_t CBC_QRCoderMatrixUtil::CalculateBCHCode(int32_t value, int32_t poly) {
+  int32_t msbSetInPoly = FindMSBSet(poly);
+  value <<= msbSetInPoly - 1;
+  while (FindMSBSet(value) >= msbSetInPoly) {
+    value ^= poly << (FindMSBSet(value) - msbSetInPoly);
+  }
+  return value;
+}
+void CBC_QRCoderMatrixUtil::MakeTypeInfoBits(
+    CBC_QRCoderErrorCorrectionLevel* ecLevel,
+    int32_t maskPattern,
+    CBC_QRCoderBitVector* bits,
+    int32_t& e) {
+  if (!bits) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  if (!CBC_QRCoder::IsValidMaskPattern(maskPattern)) {
+    e = BCExceptionBadMask;
+    return;
+  }
+  int32_t typeInfo = (ecLevel->GetBits() << 3) | maskPattern;
+  if (e != BCExceptionNO)
+    return;
+  bits->AppendBits(typeInfo, 5, e);
+  int32_t bchCode = CalculateBCHCode(typeInfo, TYPE_INFO_POLY);
+  if (e != BCExceptionNO)
+    return;
+  bits->AppendBits(bchCode, 10, e);
+  CBC_QRCoderBitVector maskBits;
+  maskBits.Init();
+  maskBits.AppendBits(TYPE_INFO_MASK_PATTERN, 15, e);
+  if (e != BCExceptionNO)
+    return;
+  bits->XOR(&maskBits, e);
+  if (e != BCExceptionNO)
+    return;
+  if (bits->Size() != 15)
+    e = BCExceptionBitSizeNot15;
+}
+
+void CBC_QRCoderMatrixUtil::MakeVersionInfoBits(int32_t version,
+                                                CBC_QRCoderBitVector* bits,
+                                                int32_t& e) {
+  if (!bits) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  bits->AppendBits(version, 6, e);
+  if (e != BCExceptionNO)
+    return;
+
+  int32_t bchCode = CalculateBCHCode(version, VERSION_INFO_POLY);
+  bits->AppendBits(bchCode, 12, e);
+  if (e != BCExceptionNO)
+    return;
+
+  if (bits->Size() != 18)
+    e = BCExceptionBitSizeNot18;
+}
+
+bool CBC_QRCoderMatrixUtil::IsEmpty(int32_t value) {
+  return (uint8_t)value == 0xff;
+}
+bool CBC_QRCoderMatrixUtil::IsValidValue(int32_t value) {
+  return ((uint8_t)value == 0xff || (uint8_t)value == 0x00 ||
+          (uint8_t)value == 0x01);
+}
+
+void CBC_QRCoderMatrixUtil::EmbedTimingPatterns(CBC_CommonByteMatrix* matrix,
+                                                int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  for (int32_t i = 8; i < matrix->GetWidth() - 8; i++) {
+    int32_t bit = (i + 1) % 2;
+    if (!IsValidValue(matrix->Get(i, 6))) {
+      e = BCExceptionInvalidateImageData;
+      return;
+    }
+    if (IsEmpty(matrix->Get(i, 6))) {
+      matrix->Set(i, 6, bit);
+    }
+    if (!IsValidValue(matrix->Get(6, i))) {
+      e = BCExceptionInvalidateImageData;
+      return;
+    }
+    if (IsEmpty(matrix->Get(6, i))) {
+      matrix->Set(6, i, bit);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedDarkDotAtLeftBottomCorner(
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  if (matrix->Get(8, matrix->GetHeight() - 8) == 0) {
+    e = BCExceptionHeight_8BeZero;
+    return;
+  }
+  matrix->Set(8, matrix->GetHeight() - 8, 1);
+}
+void CBC_QRCoderMatrixUtil::EmbedHorizontalSeparationPattern(
+    int32_t xStart,
+    int32_t yStart,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  for (int32_t x = 0; x < 8; x++) {
+    if (!IsEmpty(matrix->Get(xStart + x, yStart))) {
+      e = BCExceptionInvalidateData;
+      return;
+    }
+    matrix->Set(xStart + x, yStart, HORIZONTAL_SEPARATION_PATTERN[0][x]);
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedVerticalSeparationPattern(
+    int32_t xStart,
+    int32_t yStart,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  for (int32_t y = 0; y < 7; y++) {
+    if (!IsEmpty(matrix->Get(xStart, yStart + y))) {
+      e = BCExceptionInvalidateData;
+      return;
+    }
+    matrix->Set(xStart, yStart + y, VERTICAL_SEPARATION_PATTERN[y][0]);
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedPositionAdjustmentPattern(
+    int32_t xStart,
+    int32_t yStart,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    if (e != BCExceptionNO)
+      return;
+  }
+  for (int32_t y = 0; y < 5; y++) {
+    for (int32_t x = 0; x < 5; x++) {
+      if (!IsEmpty(matrix->Get(xStart + x, y + yStart))) {
+        e = BCExceptionInvalidateData;
+        return;
+      }
+      matrix->Set(xStart + x, yStart + y, POSITION_ADJUSTMENT_PATTERN[y][x]);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedPositionDetectionPattern(
+    int32_t xStart,
+    int32_t yStart,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  for (int32_t y = 0; y < 7; y++) {
+    for (int32_t x = 0; x < 7; x++) {
+      if (!IsEmpty(matrix->Get(xStart + x, yStart + y))) {
+        e = BCExceptionInvalidateData;
+        return;
+      }
+      matrix->Set(xStart + x, yStart + y, POSITION_DETECTION_PATTERN[y][x]);
+    }
+  }
+}
+void CBC_QRCoderMatrixUtil::EmbedPositionDetectionPatternsAndSeparators(
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  int32_t pdpWidth = 7;
+  EmbedPositionDetectionPattern(0, 0, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedPositionDetectionPattern(matrix->GetWidth() - pdpWidth, 0, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedPositionDetectionPattern(0, matrix->GetWidth() - pdpWidth, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  int32_t hspWidth = 8;
+  EmbedHorizontalSeparationPattern(0, hspWidth - 1, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedHorizontalSeparationPattern(matrix->GetWidth() - hspWidth, hspWidth - 1,
+                                   matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedHorizontalSeparationPattern(0, matrix->GetWidth() - hspWidth, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  int32_t vspSize = 7;
+  EmbedVerticalSeparationPattern(vspSize, 0, matrix, e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedVerticalSeparationPattern(matrix->GetHeight() - vspSize - 1, 0, matrix,
+                                 e);
+  if (e != BCExceptionNO)
+    return;
+  EmbedVerticalSeparationPattern(vspSize, matrix->GetHeight() - vspSize, matrix,
+                                 e);
+  if (e != BCExceptionNO)
+    return;
+}
+void CBC_QRCoderMatrixUtil::MaybeEmbedPositionAdjustmentPatterns(
+    int32_t version,
+    CBC_CommonByteMatrix* matrix,
+    int32_t& e) {
+  if (!matrix) {
+    e = BCExceptionNullPointer;
+    return;
+  }
+  if (version < 2) {
+    return;
+  }
+  int32_t index = version - 1;
+  int32_t const* coordinates =
+      &(POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[index][0]);
+  int32_t numCoordinate = 7;
+  for (int32_t i = 0; i < numCoordinate; i++) {
+    for (int32_t j = 0; j < numCoordinate; j++) {
+      int32_t y = coordinates[i];
+      int32_t x = coordinates[j];
+      if (x == -1 || y == -1) {
+        continue;
+      }
+      if (IsEmpty(matrix->Get(x, y))) {
+        EmbedPositionAdjustmentPattern(x - 2, y - 2, matrix, e);
+        if (e != BCExceptionNO)
+          return;
+      }
+    }
+  }
+}
+int32_t CBC_QRCoderMatrixUtil::FindMSBSet(int32_t value) {
+  int32_t numDigits = 0;
+  while (value != 0) {
+    value >>= 1;
+    ++numDigits;
+  }
+  return numDigits;
+}
+CBC_QRCoderMatrixUtil::CBC_QRCoderMatrixUtil() {}
+CBC_QRCoderMatrixUtil::~CBC_QRCoderMatrixUtil() {}
diff --git a/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h b/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h
new file mode 100644
index 0000000..3535c43
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderMatrixUtil.h
@@ -0,0 +1,87 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERMATRIXUTIL_H_
+#define FXBARCODE_QRCODE_BC_QRCODERMATRIXUTIL_H_
+
+class CBC_CommonByteMatrix;
+class CBC_QRCoderErrorCorrectionLevel;
+class CBC_QRCoderBitVector;
+class CBC_QRCoderMatrixUtil {
+ private:
+  static const int32_t POSITION_DETECTION_PATTERN[7][7];
+  static const int32_t VERTICAL_SEPARATION_PATTERN[7][1];
+  static const int32_t HORIZONTAL_SEPARATION_PATTERN[1][8];
+  static const int32_t POSITION_ADJUSTMENT_PATTERN[5][5];
+  static const int32_t POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[40][7];
+  static const int32_t TYPE_INFO_COORDINATES[15][2];
+  static const int32_t VERSION_INFO_POLY;
+  static const int32_t TYPE_INFO_POLY;
+  static const int32_t TYPE_INFO_MASK_PATTERN;
+
+ public:
+  CBC_QRCoderMatrixUtil();
+  virtual ~CBC_QRCoderMatrixUtil();
+  static void ClearMatrix(CBC_CommonByteMatrix* matrix, int32_t& e);
+  static void BuildMatrix(CBC_QRCoderBitVector* dataBits,
+                          CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                          int32_t version,
+                          int32_t maskPattern,
+                          CBC_CommonByteMatrix* matrix,
+                          int32_t& e);
+  static void EmbedBasicPatterns(int32_t version,
+                                 CBC_CommonByteMatrix* matrix,
+                                 int32_t& e);
+  static void EmbedTypeInfo(CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                            int32_t maskPattern,
+                            CBC_CommonByteMatrix* matrix,
+                            int32_t& e);
+  static void EmbedDataBits(CBC_QRCoderBitVector* dataBits,
+                            int32_t maskPattern,
+                            CBC_CommonByteMatrix* matrix,
+                            int32_t& e);
+  static void MaybeEmbedVersionInfo(int32_t version,
+                                    CBC_CommonByteMatrix* matrix,
+                                    int32_t& e);
+  static int32_t FindMSBSet(int32_t value);
+  static int32_t CalculateBCHCode(int32_t code, int32_t poly);
+  static void MakeTypeInfoBits(CBC_QRCoderErrorCorrectionLevel* ecLevel,
+                               int32_t maskPattern,
+                               CBC_QRCoderBitVector* bits,
+                               int32_t& e);
+  static void MakeVersionInfoBits(int32_t version,
+                                  CBC_QRCoderBitVector* bits,
+                                  int32_t& e);
+  static bool IsEmpty(int32_t value);
+  static bool IsValidValue(int32_t value);
+  static void EmbedTimingPatterns(CBC_CommonByteMatrix* matrix, int32_t& e);
+  static void EmbedDarkDotAtLeftBottomCorner(CBC_CommonByteMatrix* matrix,
+                                             int32_t& e);
+  static void EmbedHorizontalSeparationPattern(int32_t xStart,
+                                               int32_t yStart,
+                                               CBC_CommonByteMatrix* matrix,
+                                               int32_t& e);
+  static void EmbedVerticalSeparationPattern(int32_t xStart,
+                                             int32_t yStart,
+                                             CBC_CommonByteMatrix* matrix,
+                                             int32_t& e);
+  static void EmbedPositionAdjustmentPattern(int32_t xStart,
+                                             int32_t yStart,
+                                             CBC_CommonByteMatrix* matrix,
+                                             int32_t& e);
+  static void EmbedPositionDetectionPattern(int32_t xStart,
+                                            int32_t yStart,
+                                            CBC_CommonByteMatrix* matrix,
+                                            int32_t& e);
+  static void EmbedPositionDetectionPatternsAndSeparators(
+      CBC_CommonByteMatrix* matrix,
+      int32_t& e);
+  static void MaybeEmbedPositionAdjustmentPatterns(int32_t version,
+                                                   CBC_CommonByteMatrix* matrix,
+                                                   int32_t& e);
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERMATRIXUTIL_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderMode.cpp b/fxbarcode/qrcode/BC_QRCoderMode.cpp
new file mode 100644
index 0000000..3127145
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderMode.cpp
@@ -0,0 +1,174 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/qrcode/BC_QRCoderMode.h"
+
+#include <utility>
+
+#include "fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "fxbarcode/utils.h"
+
+CBC_QRCoderMode* CBC_QRCoderMode::sBYTE = nullptr;
+CBC_QRCoderMode* CBC_QRCoderMode::sNUMERIC = nullptr;
+CBC_QRCoderMode* CBC_QRCoderMode::sALPHANUMERIC = nullptr;
+CBC_QRCoderMode* CBC_QRCoderMode::sKANJI = nullptr;
+CBC_QRCoderMode* CBC_QRCoderMode::sECI = nullptr;
+CBC_QRCoderMode* CBC_QRCoderMode::sGBK = nullptr;
+CBC_QRCoderMode* CBC_QRCoderMode::sTERMINATOR = nullptr;
+CBC_QRCoderMode* CBC_QRCoderMode::sFNC1_FIRST_POSITION = nullptr;
+CBC_QRCoderMode* CBC_QRCoderMode::sFNC1_SECOND_POSITION = nullptr;
+CBC_QRCoderMode* CBC_QRCoderMode::sSTRUCTURED_APPEND = nullptr;
+
+CBC_QRCoderMode::CBC_QRCoderMode(std::vector<int32_t> charCountBits,
+                                 int32_t bits,
+                                 CFX_ByteString name)
+    : m_characterCountBitsForVersions(std::move(charCountBits)),
+      m_bits(bits),
+      m_name(name) {}
+
+CBC_QRCoderMode::~CBC_QRCoderMode() {}
+
+void CBC_QRCoderMode::Initialize() {
+  sBYTE = new CBC_QRCoderMode({8, 16, 16}, 0x4, "BYTE");
+  sALPHANUMERIC = new CBC_QRCoderMode({9, 11, 13}, 0x2, "ALPHANUMERIC");
+  sECI = new CBC_QRCoderMode(std::vector<int32_t>(), 0x7, "ECI");
+  sKANJI = new CBC_QRCoderMode({8, 10, 12}, 0x8, "KANJI");
+  sNUMERIC = new CBC_QRCoderMode({10, 12, 14}, 0x1, "NUMERIC");
+  sGBK = new CBC_QRCoderMode({8, 10, 12}, 0x0D, "GBK");
+  sTERMINATOR = new CBC_QRCoderMode(std::vector<int32_t>(), 0x00, "TERMINATOR");
+  sFNC1_FIRST_POSITION =
+      new CBC_QRCoderMode(std::vector<int32_t>(), 0x05, "FNC1_FIRST_POSITION");
+  sFNC1_SECOND_POSITION =
+      new CBC_QRCoderMode(std::vector<int32_t>(), 0x09, "FNC1_SECOND_POSITION");
+  sSTRUCTURED_APPEND =
+      new CBC_QRCoderMode(std::vector<int32_t>(), 0x03, "STRUCTURED_APPEND");
+}
+
+void CBC_QRCoderMode::Finalize() {
+  delete sBYTE;
+  delete sALPHANUMERIC;
+  delete sECI;
+  delete sKANJI;
+  delete sNUMERIC;
+  delete sGBK;
+  delete sTERMINATOR;
+  delete sFNC1_FIRST_POSITION;
+  delete sFNC1_SECOND_POSITION;
+  delete sSTRUCTURED_APPEND;
+}
+
+CBC_QRCoderMode* CBC_QRCoderMode::ForBits(int32_t bits, int32_t& e) {
+  switch (bits) {
+    case 0x0:
+      return sTERMINATOR;
+    case 0x1:
+      return sNUMERIC;
+    case 0x2:
+      return sALPHANUMERIC;
+    case 0x3:
+      return sSTRUCTURED_APPEND;
+    case 0x4:
+      return sBYTE;
+    case 0x5:
+      return sFNC1_FIRST_POSITION;
+    case 0x7:
+      return sECI;
+    case 0x8:
+      return sKANJI;
+    case 0x9:
+      return sFNC1_SECOND_POSITION;
+    case 0x0D:
+      return sGBK;
+    default:
+      e = BCExceptionUnsupportedMode;
+      return nullptr;
+  }
+}
+
+int32_t CBC_QRCoderMode::GetBits() const {
+  return m_bits;
+}
+
+CFX_ByteString CBC_QRCoderMode::GetName() const {
+  return m_name;
+}
+
+int32_t CBC_QRCoderMode::GetCharacterCountBits(CBC_QRCoderVersion* version,
+                                               int32_t& e) const {
+  if (m_characterCountBitsForVersions.empty()) {
+    e = BCExceptionCharacterNotThisMode;
+    return 0;
+  }
+  int32_t number = version->GetVersionNumber();
+  int32_t offset;
+  if (number <= 9) {
+    offset = 0;
+  } else if (number <= 26) {
+    offset = 1;
+  } else {
+    offset = 2;
+  }
+  return m_characterCountBitsForVersions[offset];
+}
+
+void CBC_QRCoderMode::Destroy() {
+  if (sBYTE) {
+    delete CBC_QRCoderMode::sBYTE;
+    sBYTE = nullptr;
+  }
+  if (sNUMERIC) {
+    delete CBC_QRCoderMode::sNUMERIC;
+    sNUMERIC = nullptr;
+  }
+  if (sALPHANUMERIC) {
+    delete CBC_QRCoderMode::sALPHANUMERIC;
+    sALPHANUMERIC = nullptr;
+  }
+  if (sKANJI) {
+    delete CBC_QRCoderMode::sKANJI;
+    sKANJI = nullptr;
+  }
+  if (sECI) {
+    delete CBC_QRCoderMode::sECI;
+    sECI = nullptr;
+  }
+  if (sGBK) {
+    delete CBC_QRCoderMode::sGBK;
+    sGBK = nullptr;
+  }
+  if (sTERMINATOR) {
+    delete CBC_QRCoderMode::sTERMINATOR;
+    sTERMINATOR = nullptr;
+  }
+  if (sFNC1_FIRST_POSITION) {
+    delete CBC_QRCoderMode::sFNC1_FIRST_POSITION;
+    sFNC1_FIRST_POSITION = nullptr;
+  }
+  if (sFNC1_SECOND_POSITION) {
+    delete CBC_QRCoderMode::sFNC1_SECOND_POSITION;
+    sFNC1_SECOND_POSITION = nullptr;
+  }
+  if (sSTRUCTURED_APPEND) {
+    delete CBC_QRCoderMode::sSTRUCTURED_APPEND;
+    sSTRUCTURED_APPEND = nullptr;
+  }
+}
diff --git a/fxbarcode/qrcode/BC_QRCoderMode.h b/fxbarcode/qrcode/BC_QRCoderMode.h
new file mode 100644
index 0000000..4402e3f
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderMode.h
@@ -0,0 +1,53 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERMODE_H_
+#define FXBARCODE_QRCODE_BC_QRCODERMODE_H_
+
+#include <stdint.h>
+
+#include <vector>
+
+#include "core/fxcrt/fx_string.h"
+
+class CBC_QRCoderVersion;
+
+class CBC_QRCoderMode {
+ public:
+  virtual ~CBC_QRCoderMode();
+
+  static void Initialize();
+  static void Finalize();
+  static CBC_QRCoderMode* ForBits(int32_t bits, int32_t& e);
+  static void Destroy();
+
+  int32_t GetCharacterCountBits(CBC_QRCoderVersion* version, int32_t& e) const;
+  int32_t GetBits() const;
+  CFX_ByteString GetName() const;
+
+  static CBC_QRCoderMode* sBYTE;
+  static CBC_QRCoderMode* sNUMERIC;
+  static CBC_QRCoderMode* sALPHANUMERIC;
+  static CBC_QRCoderMode* sKANJI;
+  static CBC_QRCoderMode* sECI;
+  static CBC_QRCoderMode* sGBK;
+  static CBC_QRCoderMode* sTERMINATOR;
+  static CBC_QRCoderMode* sFNC1_FIRST_POSITION;
+  static CBC_QRCoderMode* sFNC1_SECOND_POSITION;
+  static CBC_QRCoderMode* sSTRUCTURED_APPEND;
+
+ private:
+  CBC_QRCoderMode();
+  CBC_QRCoderMode(std::vector<int32_t> charCountBits,
+                  int32_t bits,
+                  CFX_ByteString name);
+
+  std::vector<int32_t> m_characterCountBitsForVersions;
+  const int32_t m_bits;
+  const CFX_ByteString m_name;
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERMODE_H_
diff --git a/fxbarcode/qrcode/BC_QRCoderVersion.cpp b/fxbarcode/qrcode/BC_QRCoderVersion.cpp
new file mode 100644
index 0000000..ff7cbc4
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderVersion.cpp
@@ -0,0 +1,794 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+// Original code is licensed as follows:
+/*
+ * Copyright 2007 ZXing authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "fxbarcode/common/BC_CommonBitMatrix.h"
+#include "fxbarcode/qrcode/BC_QRCoderBitVector.h"
+#include "fxbarcode/qrcode/BC_QRCoderECB.h"
+#include "fxbarcode/qrcode/BC_QRCoderECBlocks.h"
+#include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
+#include "fxbarcode/qrcode/BC_QRCoderVersion.h"
+#include "fxbarcode/utils.h"
+
+namespace {
+
+const uint8_t BITS_SET_IN_HALF_BYTE[] = {0, 1, 1, 2, 1, 2, 2, 3,
+                                         1, 2, 2, 3, 2, 3, 3, 4};
+
+int32_t NumBitsDiffering(int32_t a, int32_t b) {
+  a ^= b;
+  return BITS_SET_IN_HALF_BYTE[a & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 4) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 8) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 12) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 16) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 20) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 24) & 0x0F] +
+         BITS_SET_IN_HALF_BYTE[(a >> 28) & 0x0F];
+}
+
+}  // namespace
+
+const int32_t CBC_QRCoderVersion::VERSION_DECODE_INFO[] = {
+    0x07C94, 0x085BC, 0x09A99, 0x0A4D3, 0x0BBF6, 0x0C762, 0x0D847,
+    0x0E60D, 0x0F928, 0x10B78, 0x1145D, 0x12A17, 0x13532, 0x149A6,
+    0x15683, 0x168C9, 0x177EC, 0x18EC4, 0x191E1, 0x1AFAB, 0x1B08E,
+    0x1CC1A, 0x1D33F, 0x1ED75, 0x1F250, 0x209D5, 0x216F0, 0x228BA,
+    0x2379F, 0x24B0B, 0x2542E, 0x26A64, 0x27541, 0x28C69};
+
+std::vector<CBC_QRCoderVersion*>* CBC_QRCoderVersion::VERSION = nullptr;
+
+void CBC_QRCoderVersion::Initialize() {
+  VERSION = new std::vector<CBC_QRCoderVersion*>();
+}
+void CBC_QRCoderVersion::Finalize() {
+  for (size_t i = 0; i < VERSION->size(); i++)
+    delete (*VERSION)[i];
+
+  delete VERSION;
+  VERSION = nullptr;
+}
+CBC_QRCoderVersion::CBC_QRCoderVersion(int32_t versionNumber,
+                                       CBC_QRCoderECBlocks* ecBlocks1,
+                                       CBC_QRCoderECBlocks* ecBlocks2,
+                                       CBC_QRCoderECBlocks* ecBlocks3,
+                                       CBC_QRCoderECBlocks* ecBlocks4) {
+  m_versionNumber = versionNumber;
+  m_ecBlocksArray.push_back(ecBlocks1);
+  m_ecBlocksArray.push_back(ecBlocks2);
+  m_ecBlocksArray.push_back(ecBlocks3);
+  m_ecBlocksArray.push_back(ecBlocks4);
+  int32_t total = 0;
+  int32_t ecCodeWords = ecBlocks1->GetECCodeWordsPerBlock();
+  std::vector<CBC_QRCoderECB*>* ecbArray = ecBlocks1->GetECBlocks();
+  for (size_t i = 0; i < ecbArray->size(); i++) {
+    CBC_QRCoderECB* ecBlock = (*ecbArray)[i];
+    total += ecBlock->GetCount() * (ecBlock->GetDataCodeWords() + ecCodeWords);
+  }
+  m_totalCodeWords = total;
+  switch (versionNumber) {
+    case 1:
+      break;
+    case 2:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(18);
+      break;
+    case 3:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(22);
+      break;
+    case 4:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(26);
+      break;
+    case 5:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      break;
+    case 6:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(34);
+      break;
+    case 7:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(22);
+      m_alignmentPatternCenters.push_back(38);
+      break;
+    case 8:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(24);
+      m_alignmentPatternCenters.push_back(42);
+      break;
+    case 9:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(26);
+      m_alignmentPatternCenters.push_back(46);
+      break;
+    case 10:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(28);
+      m_alignmentPatternCenters.push_back(50);
+      break;
+    case 11:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(54);
+      break;
+    case 12:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(32);
+      m_alignmentPatternCenters.push_back(58);
+      break;
+    case 13:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(34);
+      m_alignmentPatternCenters.push_back(62);
+      break;
+    case 14:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(26);
+      m_alignmentPatternCenters.push_back(46);
+      m_alignmentPatternCenters.push_back(66);
+      break;
+    case 15:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(26);
+      m_alignmentPatternCenters.push_back(48);
+      m_alignmentPatternCenters.push_back(70);
+      break;
+    case 16:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(26);
+      m_alignmentPatternCenters.push_back(50);
+      m_alignmentPatternCenters.push_back(74);
+      break;
+    case 17:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(54);
+      m_alignmentPatternCenters.push_back(78);
+      break;
+    case 18:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(56);
+      m_alignmentPatternCenters.push_back(82);
+      break;
+    case 19:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(58);
+      m_alignmentPatternCenters.push_back(86);
+      break;
+    case 20:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(34);
+      m_alignmentPatternCenters.push_back(62);
+      m_alignmentPatternCenters.push_back(90);
+      break;
+    case 21:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(28);
+      m_alignmentPatternCenters.push_back(50);
+      m_alignmentPatternCenters.push_back(72);
+      m_alignmentPatternCenters.push_back(94);
+      break;
+    case 22:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(26);
+      m_alignmentPatternCenters.push_back(50);
+      m_alignmentPatternCenters.push_back(74);
+      m_alignmentPatternCenters.push_back(98);
+      break;
+    case 23:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(54);
+      m_alignmentPatternCenters.push_back(74);
+      m_alignmentPatternCenters.push_back(102);
+      break;
+    case 24:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(28);
+      m_alignmentPatternCenters.push_back(54);
+      m_alignmentPatternCenters.push_back(80);
+      m_alignmentPatternCenters.push_back(106);
+      break;
+    case 25:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(32);
+      m_alignmentPatternCenters.push_back(58);
+      m_alignmentPatternCenters.push_back(84);
+      m_alignmentPatternCenters.push_back(110);
+      break;
+    case 26:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(58);
+      m_alignmentPatternCenters.push_back(86);
+      m_alignmentPatternCenters.push_back(114);
+      break;
+    case 27:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(34);
+      m_alignmentPatternCenters.push_back(62);
+      m_alignmentPatternCenters.push_back(90);
+      m_alignmentPatternCenters.push_back(118);
+      break;
+    case 28:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(26);
+      m_alignmentPatternCenters.push_back(50);
+      m_alignmentPatternCenters.push_back(74);
+      m_alignmentPatternCenters.push_back(98);
+      m_alignmentPatternCenters.push_back(122);
+      break;
+    case 29:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(54);
+      m_alignmentPatternCenters.push_back(78);
+      m_alignmentPatternCenters.push_back(102);
+      m_alignmentPatternCenters.push_back(126);
+      break;
+    case 30:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(26);
+      m_alignmentPatternCenters.push_back(52);
+      m_alignmentPatternCenters.push_back(78);
+      m_alignmentPatternCenters.push_back(104);
+      m_alignmentPatternCenters.push_back(130);
+      break;
+    case 31:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(56);
+      m_alignmentPatternCenters.push_back(82);
+      m_alignmentPatternCenters.push_back(108);
+      m_alignmentPatternCenters.push_back(134);
+      break;
+    case 32:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(34);
+      m_alignmentPatternCenters.push_back(60);
+      m_alignmentPatternCenters.push_back(86);
+      m_alignmentPatternCenters.push_back(112);
+      m_alignmentPatternCenters.push_back(138);
+      break;
+    case 33:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(58);
+      m_alignmentPatternCenters.push_back(86);
+      m_alignmentPatternCenters.push_back(114);
+      m_alignmentPatternCenters.push_back(142);
+      break;
+    case 34:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(34);
+      m_alignmentPatternCenters.push_back(62);
+      m_alignmentPatternCenters.push_back(90);
+      m_alignmentPatternCenters.push_back(118);
+      m_alignmentPatternCenters.push_back(146);
+      break;
+    case 35:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(54);
+      m_alignmentPatternCenters.push_back(78);
+      m_alignmentPatternCenters.push_back(102);
+      m_alignmentPatternCenters.push_back(126);
+      m_alignmentPatternCenters.push_back(150);
+      break;
+    case 36:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(24);
+      m_alignmentPatternCenters.push_back(50);
+      m_alignmentPatternCenters.push_back(76);
+      m_alignmentPatternCenters.push_back(102);
+      m_alignmentPatternCenters.push_back(128);
+      m_alignmentPatternCenters.push_back(154);
+      break;
+    case 37:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(28);
+      m_alignmentPatternCenters.push_back(54);
+      m_alignmentPatternCenters.push_back(80);
+      m_alignmentPatternCenters.push_back(106);
+      m_alignmentPatternCenters.push_back(132);
+      m_alignmentPatternCenters.push_back(158);
+      break;
+    case 38:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(32);
+      m_alignmentPatternCenters.push_back(58);
+      m_alignmentPatternCenters.push_back(84);
+      m_alignmentPatternCenters.push_back(110);
+      m_alignmentPatternCenters.push_back(136);
+      m_alignmentPatternCenters.push_back(162);
+      break;
+    case 39:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(26);
+      m_alignmentPatternCenters.push_back(54);
+      m_alignmentPatternCenters.push_back(82);
+      m_alignmentPatternCenters.push_back(110);
+      m_alignmentPatternCenters.push_back(138);
+      m_alignmentPatternCenters.push_back(166);
+      break;
+    case 40:
+      m_alignmentPatternCenters.push_back(6);
+      m_alignmentPatternCenters.push_back(30);
+      m_alignmentPatternCenters.push_back(58);
+      m_alignmentPatternCenters.push_back(86);
+      m_alignmentPatternCenters.push_back(114);
+      m_alignmentPatternCenters.push_back(142);
+      m_alignmentPatternCenters.push_back(170);
+      break;
+  }
+}
+
+CBC_QRCoderVersion::~CBC_QRCoderVersion() {
+  for (size_t i = 0; i < m_ecBlocksArray.size(); ++i)
+    delete m_ecBlocksArray[i];
+}
+
+int32_t CBC_QRCoderVersion::GetVersionNumber() {
+  return m_versionNumber;
+}
+std::vector<int32_t>* CBC_QRCoderVersion::GetAlignmentPatternCenters() {
+  return &m_alignmentPatternCenters;
+}
+int32_t CBC_QRCoderVersion::GetTotalCodeWords() {
+  return m_totalCodeWords;
+}
+int32_t CBC_QRCoderVersion::GetDimensionForVersion() {
+  return 17 + 4 * m_versionNumber;
+}
+CBC_QRCoderECBlocks* CBC_QRCoderVersion::GetECBlocksForLevel(
+    CBC_QRCoderErrorCorrectionLevel* ecLevel) {
+  return m_ecBlocksArray[ecLevel->Ordinal()];
+}
+CBC_QRCoderVersion* CBC_QRCoderVersion::GetProvisionalVersionForDimension(
+    int32_t dimension,
+    int32_t& e) {
+  if ((dimension % 4) != 1) {
+    e = BCExceptionRead;
+    return nullptr;
+  }
+  CBC_QRCoderVersion* qcv = GetVersionForNumber((dimension - 17) >> 2, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  return qcv;
+}
+CBC_QRCoderVersion* CBC_QRCoderVersion::DecodeVersionInformation(
+    int32_t versionBits,
+    int32_t& e) {
+  int32_t bestDifference = FXSYS_IntMax;
+  int32_t bestVersion = 0;
+  for (int32_t i = 0; i < 34; i++) {
+    int32_t targetVersion = VERSION_DECODE_INFO[i];
+    if (targetVersion == versionBits) {
+      CBC_QRCoderVersion* qcv = GetVersionForNumber(i + 7, e);
+      if (e != BCExceptionNO)
+        return nullptr;
+      return qcv;
+    }
+    int32_t bitsDifference = NumBitsDiffering(versionBits, targetVersion);
+    if (bitsDifference < bestDifference) {
+      bestVersion = i + 7;
+      bestDifference = bitsDifference;
+    }
+  }
+  if (bestDifference <= 3) {
+    CBC_QRCoderVersion* qcv = GetVersionForNumber(bestVersion, e);
+    if (e != BCExceptionNO)
+      return nullptr;
+    return qcv;
+  }
+  return nullptr;
+}
+CBC_CommonBitMatrix* CBC_QRCoderVersion::BuildFunctionPattern(int32_t& e) {
+  int32_t dimension = GetDimensionForVersion();
+  CBC_CommonBitMatrix* bitMatrix = new CBC_CommonBitMatrix();
+  bitMatrix->Init(dimension);
+  bitMatrix->SetRegion(0, 0, 9, 9, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  bitMatrix->SetRegion(dimension - 8, 0, 8, 9, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  bitMatrix->SetRegion(0, dimension - 8, 9, 8, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  size_t max = m_alignmentPatternCenters.size();
+  for (size_t x = 0; x < max; x++) {
+    int32_t i = m_alignmentPatternCenters[x] - 2;
+    for (size_t y = 0; y < max; y++) {
+      if ((x == 0 && (y == 0 || y == max - 1)) || (x == max - 1 && y == 0)) {
+        continue;
+      }
+      bitMatrix->SetRegion(m_alignmentPatternCenters[y] - 2, i, 5, 5, e);
+      if (e != BCExceptionNO)
+        return nullptr;
+    }
+  }
+  bitMatrix->SetRegion(6, 9, 1, dimension - 17, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  bitMatrix->SetRegion(9, 6, dimension - 17, 1, e);
+  if (e != BCExceptionNO)
+    return nullptr;
+  if (m_versionNumber > 6) {
+    bitMatrix->SetRegion(dimension - 11, 0, 3, 6, e);
+    if (e != BCExceptionNO)
+      return nullptr;
+    bitMatrix->SetRegion(0, dimension - 11, 6, 3, e);
+    if (e != BCExceptionNO)
+      return nullptr;
+  }
+  return bitMatrix;
+}
+CBC_QRCoderVersion* CBC_QRCoderVersion::GetVersionForNumber(
+    int32_t versionNumber,
+    int32_t& e) {
+  if (VERSION->empty()) {
+    VERSION->push_back(new CBC_QRCoderVersion(
+        1, new CBC_QRCoderECBlocks(7, new CBC_QRCoderECB(1, 19)),
+        new CBC_QRCoderECBlocks(10, new CBC_QRCoderECB(1, 16)),
+        new CBC_QRCoderECBlocks(13, new CBC_QRCoderECB(1, 13)),
+        new CBC_QRCoderECBlocks(17, new CBC_QRCoderECB(1, 9))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        2, new CBC_QRCoderECBlocks(10, new CBC_QRCoderECB(1, 34)),
+        new CBC_QRCoderECBlocks(16, new CBC_QRCoderECB(1, 28)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(1, 22)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(1, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        3, new CBC_QRCoderECBlocks(15, new CBC_QRCoderECB(1, 55)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(1, 44)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 17)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(2, 13))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        4, new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(1, 80)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 32)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(2, 24)),
+        new CBC_QRCoderECBlocks(16, new CBC_QRCoderECB(4, 9))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        5, new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(1, 108)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(2, 43)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 15),
+                                new CBC_QRCoderECB(2, 16)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(2, 11),
+                                new CBC_QRCoderECB(2, 12))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        6, new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 68)),
+        new CBC_QRCoderECBlocks(16, new CBC_QRCoderECB(4, 27)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(4, 19)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 15))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        7, new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(2, 78)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(4, 31)),
+        new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 14),
+                                new CBC_QRCoderECB(4, 15)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 13),
+                                new CBC_QRCoderECB(1, 14))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        8, new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(2, 97)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(2, 38),
+                                new CBC_QRCoderECB(2, 39)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(4, 18),
+                                new CBC_QRCoderECB(2, 19)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 14),
+                                new CBC_QRCoderECB(2, 15))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        9, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(2, 116)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(3, 36),
+                                new CBC_QRCoderECB(2, 37)),
+        new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(4, 16),
+                                new CBC_QRCoderECB(4, 17)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(4, 12),
+                                new CBC_QRCoderECB(4, 13))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        10, new CBC_QRCoderECBlocks(18, new CBC_QRCoderECB(2, 68),
+                                    new CBC_QRCoderECB(2, 69)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 43),
+                                new CBC_QRCoderECB(1, 44)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(6, 19),
+                                new CBC_QRCoderECB(2, 20)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(6, 15),
+                                new CBC_QRCoderECB(2, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        11, new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(4, 81)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(1, 50),
+                                new CBC_QRCoderECB(4, 51)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 22),
+                                new CBC_QRCoderECB(4, 23)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(3, 12),
+                                new CBC_QRCoderECB(8, 13))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        12, new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(2, 92),
+                                    new CBC_QRCoderECB(2, 93)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(6, 36),
+                                new CBC_QRCoderECB(2, 37)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 20),
+                                new CBC_QRCoderECB(6, 21)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(7, 14),
+                                new CBC_QRCoderECB(4, 15))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        13, new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(4, 107)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(8, 37),
+                                new CBC_QRCoderECB(1, 38)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(8, 20),
+                                new CBC_QRCoderECB(4, 21)),
+        new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(12, 11),
+                                new CBC_QRCoderECB(4, 12))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        14, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(3, 115),
+                                    new CBC_QRCoderECB(1, 116)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(4, 40),
+                                new CBC_QRCoderECB(5, 41)),
+        new CBC_QRCoderECBlocks(20, new CBC_QRCoderECB(11, 16),
+                                new CBC_QRCoderECB(5, 17)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(11, 12),
+                                new CBC_QRCoderECB(5, 13))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        15, new CBC_QRCoderECBlocks(22, new CBC_QRCoderECB(5, 87),
+                                    new CBC_QRCoderECB(1, 88)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(5, 41),
+                                new CBC_QRCoderECB(5, 42)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(5, 24),
+                                new CBC_QRCoderECB(7, 25)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(11, 12),
+                                new CBC_QRCoderECB(7, 13))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        16, new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(5, 98),
+                                    new CBC_QRCoderECB(1, 99)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(7, 45),
+                                new CBC_QRCoderECB(3, 46)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(15, 19),
+                                new CBC_QRCoderECB(2, 20)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(3, 15),
+                                new CBC_QRCoderECB(13, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        17, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(1, 107),
+                                    new CBC_QRCoderECB(5, 108)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(10, 46),
+                                new CBC_QRCoderECB(1, 47)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(1, 22),
+                                new CBC_QRCoderECB(15, 23)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 14),
+                                new CBC_QRCoderECB(17, 15))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        18, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(5, 120),
+                                    new CBC_QRCoderECB(1, 121)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(9, 43),
+                                new CBC_QRCoderECB(4, 44)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(17, 22),
+                                new CBC_QRCoderECB(1, 23)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 14),
+                                new CBC_QRCoderECB(19, 15))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        19, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(3, 113),
+                                    new CBC_QRCoderECB(4, 114)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(3, 44),
+                                new CBC_QRCoderECB(11, 45)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(17, 21),
+                                new CBC_QRCoderECB(4, 22)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(9, 13),
+                                new CBC_QRCoderECB(16, 14))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        20, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(3, 107),
+                                    new CBC_QRCoderECB(5, 108)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(3, 41),
+                                new CBC_QRCoderECB(13, 42)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(15, 24),
+                                new CBC_QRCoderECB(5, 25)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(15, 15),
+                                new CBC_QRCoderECB(10, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        21, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 116),
+                                    new CBC_QRCoderECB(4, 117)),
+        new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(17, 42)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(17, 22),
+                                new CBC_QRCoderECB(6, 23)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 16),
+                                new CBC_QRCoderECB(6, 17))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        22, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 111),
+                                    new CBC_QRCoderECB(7, 112)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(17, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(7, 24),
+                                new CBC_QRCoderECB(16, 25)),
+        new CBC_QRCoderECBlocks(24, new CBC_QRCoderECB(34, 13))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        23, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(4, 121),
+                                    new CBC_QRCoderECB(5, 122)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(4, 47),
+                                new CBC_QRCoderECB(14, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 24),
+                                new CBC_QRCoderECB(14, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(16, 15),
+                                new CBC_QRCoderECB(14, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        24, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(6, 117),
+                                    new CBC_QRCoderECB(4, 118)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(6, 45),
+                                new CBC_QRCoderECB(14, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 24),
+                                new CBC_QRCoderECB(16, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(30, 16),
+                                new CBC_QRCoderECB(2, 17))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        25, new CBC_QRCoderECBlocks(26, new CBC_QRCoderECB(8, 106),
+                                    new CBC_QRCoderECB(4, 107)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(8, 47),
+                                new CBC_QRCoderECB(13, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(7, 24),
+                                new CBC_QRCoderECB(22, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(22, 15),
+                                new CBC_QRCoderECB(13, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        26, new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(10, 114),
+                                    new CBC_QRCoderECB(2, 115)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(19, 46),
+                                new CBC_QRCoderECB(4, 47)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(28, 22),
+                                new CBC_QRCoderECB(6, 23)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(33, 16),
+                                new CBC_QRCoderECB(4, 17))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        27, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(8, 122),
+                                    new CBC_QRCoderECB(4, 123)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(22, 45),
+                                new CBC_QRCoderECB(3, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(8, 23),
+                                new CBC_QRCoderECB(26, 24)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(12, 15),
+                                new CBC_QRCoderECB(28, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        28, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(3, 117),
+                                    new CBC_QRCoderECB(10, 118)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(3, 45),
+                                new CBC_QRCoderECB(23, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(4, 24),
+                                new CBC_QRCoderECB(31, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 15),
+                                new CBC_QRCoderECB(31, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        29, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(7, 116),
+                                    new CBC_QRCoderECB(7, 117)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(21, 45),
+                                new CBC_QRCoderECB(7, 46)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(1, 23),
+                                new CBC_QRCoderECB(37, 24)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 15),
+                                new CBC_QRCoderECB(26, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        30, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(5, 115),
+                                    new CBC_QRCoderECB(10, 116)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(19, 47),
+                                new CBC_QRCoderECB(10, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(15, 24),
+                                new CBC_QRCoderECB(25, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(23, 15),
+                                new CBC_QRCoderECB(25, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        31, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(13, 115),
+                                    new CBC_QRCoderECB(3, 116)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(2, 46),
+                                new CBC_QRCoderECB(29, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(42, 24),
+                                new CBC_QRCoderECB(1, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(23, 15),
+                                new CBC_QRCoderECB(28, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        32, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(17, 115)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(10, 46),
+                                new CBC_QRCoderECB(23, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(10, 24),
+                                new CBC_QRCoderECB(35, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 15),
+                                new CBC_QRCoderECB(35, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        33, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(17, 115),
+                                    new CBC_QRCoderECB(1, 116)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(14, 46),
+                                new CBC_QRCoderECB(21, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(29, 24),
+                                new CBC_QRCoderECB(19, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(11, 15),
+                                new CBC_QRCoderECB(46, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        34, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(13, 115),
+                                    new CBC_QRCoderECB(6, 116)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(14, 46),
+                                new CBC_QRCoderECB(23, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(44, 24),
+                                new CBC_QRCoderECB(7, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(59, 16),
+                                new CBC_QRCoderECB(1, 17))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        35, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(12, 121),
+                                    new CBC_QRCoderECB(7, 122)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(12, 47),
+                                new CBC_QRCoderECB(26, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(39, 24),
+                                new CBC_QRCoderECB(14, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(22, 15),
+                                new CBC_QRCoderECB(41, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        36, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(6, 121),
+                                    new CBC_QRCoderECB(14, 122)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(6, 47),
+                                new CBC_QRCoderECB(34, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(46, 24),
+                                new CBC_QRCoderECB(10, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(2, 15),
+                                new CBC_QRCoderECB(64, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        37, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(17, 122),
+                                    new CBC_QRCoderECB(4, 123)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(29, 46),
+                                new CBC_QRCoderECB(14, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(49, 24),
+                                new CBC_QRCoderECB(10, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(24, 15),
+                                new CBC_QRCoderECB(46, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        38, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(4, 122),
+                                    new CBC_QRCoderECB(18, 123)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(13, 46),
+                                new CBC_QRCoderECB(32, 47)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(48, 24),
+                                new CBC_QRCoderECB(14, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(42, 15),
+                                new CBC_QRCoderECB(32, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        39, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(20, 117),
+                                    new CBC_QRCoderECB(4, 118)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(40, 47),
+                                new CBC_QRCoderECB(7, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(43, 24),
+                                new CBC_QRCoderECB(22, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(10, 15),
+                                new CBC_QRCoderECB(67, 16))));
+    VERSION->push_back(new CBC_QRCoderVersion(
+        40, new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(19, 118),
+                                    new CBC_QRCoderECB(6, 119)),
+        new CBC_QRCoderECBlocks(28, new CBC_QRCoderECB(18, 47),
+                                new CBC_QRCoderECB(31, 48)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(34, 24),
+                                new CBC_QRCoderECB(34, 25)),
+        new CBC_QRCoderECBlocks(30, new CBC_QRCoderECB(20, 15),
+                                new CBC_QRCoderECB(61, 16))));
+  }
+  if (versionNumber < 1 || versionNumber > 40) {
+    e = BCExceptionIllegalArgument;
+    return nullptr;
+  }
+  return (*VERSION)[versionNumber - 1];
+}
+
+void CBC_QRCoderVersion::Destroy() {
+  for (size_t i = 0; i < VERSION->size(); i++)
+    delete (*VERSION)[i];
+  VERSION->clear();
+}
diff --git a/fxbarcode/qrcode/BC_QRCoderVersion.h b/fxbarcode/qrcode/BC_QRCoderVersion.h
new file mode 100644
index 0000000..78ded0d
--- /dev/null
+++ b/fxbarcode/qrcode/BC_QRCoderVersion.h
@@ -0,0 +1,57 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_QRCODE_BC_QRCODERVERSION_H_
+#define FXBARCODE_QRCODE_BC_QRCODERVERSION_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CBC_CommonBitMatrix;
+class CBC_QRCoderECBlocks;
+class CBC_QRCoderErrorCorrectionLevel;
+
+class CBC_QRCoderVersion {
+ public:
+  virtual ~CBC_QRCoderVersion();
+  static void Initialize();
+  static void Finalize();
+
+  int32_t GetVersionNumber();
+  int32_t GetTotalCodeWords();
+  int32_t GetDimensionForVersion();
+  CBC_CommonBitMatrix* BuildFunctionPattern(int32_t& e);
+  std::vector<int32_t>* GetAlignmentPatternCenters();
+  CBC_QRCoderECBlocks* GetECBlocksForLevel(
+      CBC_QRCoderErrorCorrectionLevel* ecLevel);
+  static CBC_QRCoderVersion* GetVersionForNumber(int32_t versionNumber,
+                                                 int32_t& e);
+  static CBC_QRCoderVersion* GetProvisionalVersionForDimension(
+      int32_t dimension,
+      int32_t& e);
+  static CBC_QRCoderVersion* DecodeVersionInformation(int32_t versionBits,
+                                                      int32_t& e);
+  static void Destroy();
+
+ private:
+  CBC_QRCoderVersion();
+  CBC_QRCoderVersion(int32_t versionNumber,
+                     CBC_QRCoderECBlocks* ecBlocks1,
+                     CBC_QRCoderECBlocks* ecBlocks2,
+                     CBC_QRCoderECBlocks* ecBlocks3,
+                     CBC_QRCoderECBlocks* ecBlocks4);
+
+  static const int32_t VERSION_DECODE_INFO[34];
+  static std::vector<CBC_QRCoderVersion*>* VERSION;
+
+  int32_t m_versionNumber;
+  int32_t m_totalCodeWords;
+  std::vector<int32_t> m_alignmentPatternCenters;
+  std::vector<CBC_QRCoderECBlocks*> m_ecBlocksArray;
+};
+
+#endif  // FXBARCODE_QRCODE_BC_QRCODERVERSION_H_
diff --git a/fxbarcode/utils.h b/fxbarcode/utils.h
new file mode 100644
index 0000000..f87c10a
--- /dev/null
+++ b/fxbarcode/utils.h
@@ -0,0 +1,171 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef FXBARCODE_UTILS_H_
+#define FXBARCODE_UTILS_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+bool BC_FX_ByteString_Replace(CFX_ByteString& dst,
+                              uint32_t first,
+                              uint32_t last,
+                              int32_t count,
+                              char c);
+void BC_FX_ByteString_Append(CFX_ByteString& dst, int32_t count, char c);
+void BC_FX_ByteString_Append(CFX_ByteString& dst,
+                             const std::vector<uint8_t>& ba);
+
+#if (_FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_)
+#include <limits>
+#elif(_FX_OS_ == _FX_MACOSX_ || _FX_OS_ == _FX_LINUX_DESKTOP_ || \
+      _FX_OS_ == _FX_IOS_)
+#include <limits.h>
+#endif
+#if (_FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_)
+#define FXSYS_isnan(x) _isnan(x)
+#elif(_FX_OS_ == _FX_MACOSX_ || _FX_OS_ == _FX_IOS_ || \
+      _FX_OS_ == _FX_LINUX_DESKTOP_ || _FX_OS_ == _FX_ANDROID_)
+#include <cmath>
+#define FXSYS_isnan(x) std::isnan(x)
+#endif
+#if (_FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_)
+#define FXSYS_nan() (std::numeric_limits<float>::quiet_NaN())
+#elif(_FX_OS_ == _FX_MACOSX_ || _FX_OS_ == _FX_LINUX_DESKTOP_ || \
+      _FX_OS_ == _FX_IOS_ || _FX_OS_ == _FX_ANDROID_)
+#define FXSYS_nan() NAN
+#endif
+enum BCFORMAT {
+  BCFORMAT_UNSPECIFY = -1,
+  BCFORMAT_CODABAR,
+  BCFORMAT_CODE_39,
+  BCFORMAT_CODE_128,
+  BCFORMAT_CODE_128B,
+  BCFORMAT_CODE_128C,
+  BCFORMAT_EAN_8,
+  BCFORMAT_UPC_A,
+  BCFORMAT_EAN_13,
+  BCFORMAT_PDF_417,
+  BCFORMAT_DATAMATRIX,
+  BCFORMAT_QR_CODE
+};
+#define BCFORMAT_ECLEVEL_L 0
+#define BCFORMAT_ECLEVEL_M 1
+#define BCFORMAT_ECLEVEL_Q 2
+#define BCFORMAT_ECLEVEL_H 3
+#include <ctype.h>
+#define FXSYS_IntMax INT_MAX
+#define FXSYS_Isdigit isdigit
+#define BCExceptionNO 0
+#define BCExceptionNotFound 1
+#define BCExceptionEndLessThanStart 2
+#define BCExceptionUnknownDecoder 3
+#define BCExceptionRotateNotSupported 4
+#define BCExceptionHeightAndWidthMustBeAtLeast1 5
+#define BCExceptionRegionMustFitInsideMatrix 6
+#define BCExceptionCanNotCallGetDimensionOnNonSquareMatrix 7
+#define BCExceptionFormatException 8
+#define BCExceptionIllegalArgumentMustMatchVersionSize 9
+#define BCExceptionChecksumException 10
+#define BCExceptionIllegalArgumentInvalidFirstDigit 11
+#define BCExceptionIllegalArgumentInvalidSecondDigit 12
+#define BCExceptionRuntimeDecodingInvalidISO_IEC 13
+#define BCExceptionRuntimeDecodingInvalidAlphanumeric 14
+#define BCExceptionLeftAndTopMustBeNonnegative 15
+#define BCExceptionIllegalArgument 16
+#define BCExceptionBadECI 17
+#define BCExceptionUnSupportedBarcode 18
+#define BCExceptionUnSupportedString 19
+#define BCExceptionDigitLengthMustBe8 20
+#define BCExceptionDataCheckException 21
+#define BCExceptionExtractNumberValueFromBitArray 22
+#define BCExceptionRead 23
+#define BCExceptionRequestedRowIsOutSizeTheImage 24
+#define BCExceptionNoContents 26
+#define BCExceptionUnSupportEclevel 27
+#define BCExceptionUnSupportMode 28
+#define BCExceptionReferenceMustBeBetween0And7 29
+#define BCExceptionBadErrorLocation 30
+#define BCExceptionDegreeIsNegative 31
+#define BCExceptionDivideByZero 32
+#define BCExceptionCoefficientsSizeIsNull 33
+#define BCExceptionNoCorrectionBytes 34
+#define BCExceptionNoDataBytesProvided 35
+#define BCExceptionR_I_1IsZero 36
+#define BCExceptionAIsZero 37
+#define BCExceptionIsZero 38
+#define BCExceptionDegreeNotMatchRoots 39
+#define BCExceptionContentsLengthShouldBetween1and80 40
+#define BCExceptionOnlyEncodeCODE_128 41
+#define BCExceptionOnlyEncodeCODE_39 42
+#define BCExceptionOnlyEncodeEAN_13 43
+#define BCExceptionOnlyEncodeEAN_8 44
+#define BCExceptionOnlyEncodeITF 45
+#define BCExceptionDigitLengthShould13 46
+#define BCExceptionDigitLengthMustBe6or8or10or12or14or16or20or24or44 47
+#define BCExceptionOnlyEncodeUPC_A 48
+#define BCExceptionDigitLengthShouldBe12 49
+#define BCExceptionValueMustBeEither0or1 50
+#define BCExceptionReedsolomnDecodeException 51
+#define BCExceptionBadIndexException 52
+#define BCExceptionBadValueException 53
+#define BCExceptionBadNumBitsException 54
+#define BCExceptioncanNotOperatexorOperator 55
+#define BCExceptionVersionMust1_40 56
+#define BCExceptionUnknown 57
+#define BCExceptionNoSuchVersion 58
+#define BCExceptionCannotFindBlockInfo 59
+#define BCExceptionDataTooBig 60
+#define BCExceptionInvalidQRCode 61
+#define BCExceptionDataTooMany 62
+#define BCExceptionBitsNotEqualCacity 63
+#define BCExceptionUnsupportedMode 64
+#define BCExceptionInvalidateCharacter 65
+#define BCExceptionBytesNotMatchOffset 66
+#define BCExceptionSizeInBytesDiffer 67
+#define BCExceptionInvalidateMaskPattern 68
+#define BCExceptionNullPointer 69
+#define BCExceptionBadMask 70
+#define BCExceptionBitSizeNot15 71
+#define BCExceptionBitSizeNot18 72
+#define BCExceptionInvalidateImageData 73
+#define BCExceptionHeight_8BeZero 74
+#define BCExceptionCharacterNotThisMode 75
+#define BCExceptionBitsBytesNotMatch 76
+#define BCExceptionInvalidateData 77
+#define BCExceptionLoadFile 78
+#define BCExceptionPDF417EncodeFail 79
+#define BCExceptionFailToCreateBitmap 80
+#define BCExceptionLoadFontFail 81
+#define BCExceptionOnlyEncodeCODEBAR 82
+#define BCExceptionCodabarShouldStartWithOneOfABCD 83
+#define BCExceptionCodabarShouldEndWithOneOfTNE 84
+#define BCExceptionCodabarEncodeCharsInvalid 85
+#define BCExceptionOnlyEncodeDATAMATRIX 86
+#define BCExceptionCharactersOutsideISO88591Encoding 87
+#define BCExceptionIllegalDataCodewords 88
+#define BCExceptionCannotHandleThisNumberOfDataRegions 89
+#define BCExceptionIllegalStateUnexpectedCase 90
+#define BCExceptionIllegalStateCountMustNotExceed4 91
+#define BCExceptionIllegalStateMessageLengthInvalid 92
+#define BCExceptionIllegalArgumentNotGigits 93
+#define BCExceptionIllegalStateIllegalMode 94
+#define BCExceptionOnlyEncodePDF417 95
+#define BCExceptionNonEncodableCharacterDetected 96
+#define BCExceptionErrorCorrectionLevelMustBeBetween0And8 97
+#define BCExceptionNoRecommendationPossible 98
+#define BCExceptionIllegalArgumentnMustBeAbove0 99
+#define BCExceptionUnableToFitMessageInColumns 100
+#define BCExceptionEncodedMessageContainsTooManyCodeWords 101
+#define BCExceptionBitmapSizeError 102
+#define BCExceptionFormatInstance 102
+#define BCExceptionChecksumInstance 103
+#define BCExceptiontNotFoundInstance 104
+#define BCExceptionNotFoundInstance 105
+#define BCExceptionCannotMetadata 106
+
+#endif  // FXBARCODE_UTILS_H_