Move xfa/fxbarcode fxbarcode/

Nothing in fxbarcode/ depends on XFA code. This CL moves xfa/fxbarcode
to be fxbarcode/ and creates a static_library for fxbarcode which is
depend on by the xfa library.

Change-Id: I0b708737b07efb94b769a5238d92af92bc62880d
Reviewed-on: https://pdfium-review.googlesource.com/3291
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>
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;
+}