| // 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 <memory> |
| |
| #include "fxbarcode/oned/BC_OnedCode128Writer.h" |
| #include "third_party/base/ptr_util.h" |
| |
| CBC_Code128::CBC_Code128(BC_TYPE type) |
| : CBC_OneCode(pdfium::MakeUnique<CBC_OnedCode128Writer>(type)) {} |
| |
| CBC_Code128::~CBC_Code128() {} |
| |
| bool CBC_Code128::Encode(WideStringView contents) { |
| if (contents.IsEmpty() || contents.GetLength() > kMaxInputLengthBytes) |
| return false; |
| |
| BCFORMAT format = BCFORMAT_CODE_128; |
| int32_t outWidth = 0; |
| int32_t outHeight = 0; |
| auto* pWriter = GetOnedCode128Writer(); |
| WideString content(contents); |
| if (contents.GetLength() % 2 && pWriter->GetType() == BC_CODE128_C) |
| content += '0'; |
| |
| m_renderContents = pWriter->FilterContents(content.AsStringView()); |
| ByteString byteString = m_renderContents.ToUTF8(); |
| std::unique_ptr<uint8_t, FxFreeDeleter> data( |
| pWriter->Encode(byteString, format, outWidth, outHeight)); |
| return data && pWriter->RenderResult(m_renderContents.AsStringView(), |
| data.get(), outWidth); |
| } |
| |
| bool CBC_Code128::RenderDevice(CFX_RenderDevice* device, |
| const CFX_Matrix* matrix) { |
| return GetOnedCode128Writer()->RenderDeviceResult( |
| device, matrix, m_renderContents.AsStringView()); |
| } |
| |
| BC_TYPE CBC_Code128::GetType() { |
| return BC_CODE128; |
| } |
| |
| CBC_OnedCode128Writer* CBC_Code128::GetOnedCode128Writer() { |
| return static_cast<CBC_OnedCode128Writer*>(m_pBCWriter.get()); |
| } |