1// Copyright 2016 PDFium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6/* 7 * Copyright 2011 ZXing authors 8 * 9 * Licensed under the Apache License, Version 2.0 (the "License"); 10 * you may not use this file except in compliance with the License. 11 * You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, software 16 * distributed under the License is distributed on an "AS IS" BASIS, 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18 * See the License for the specific language governing permissions and 19 * limitations under the License. 20 */ 21 22#include "fxbarcode/cbc_code39.h" 23 24#include <memory> 25 26#include "fxbarcode/oned/BC_OnedCode39Writer.h" 27#include "third_party/base/ptr_util.h" 28 29CBC_Code39::CBC_Code39() 30 : CBC_OneCode(pdfium::MakeUnique<CBC_OnedCode39Writer>()) {} 31 32CBC_Code39::~CBC_Code39() {} 33 34bool CBC_Code39::Encode(const WideStringView& contents) { 35 if (contents.IsEmpty()) 36 return false; 37 38 BCFORMAT format = BCFORMAT_CODE_39; 39 int32_t outWidth = 0; 40 int32_t outHeight = 0; 41 auto* pWriter = GetOnedCode39Writer(); 42 WideString filtercontents = pWriter->FilterContents(contents); 43 WideString renderContents = pWriter->RenderTextContents(contents); 44 m_renderContents = renderContents; 45 ByteString byteString = filtercontents.UTF8Encode(); 46 std::unique_ptr<uint8_t, FxFreeDeleter> data( 47 pWriter->Encode(byteString, format, outWidth, outHeight)); 48 if (!data) 49 return false; 50 return pWriter->RenderResult(renderContents.AsStringView(), data.get(), 51 outWidth); 52} 53 54bool CBC_Code39::RenderDevice(CFX_RenderDevice* device, 55 const CFX_Matrix* matrix) { 56 auto* pWriter = GetOnedCode39Writer(); 57 WideString renderCon; 58 if (!pWriter->encodedContents(m_renderContents.AsStringView(), &renderCon)) 59 return false; 60 return pWriter->RenderDeviceResult(device, matrix, renderCon.AsStringView()); 61} 62 63BC_TYPE CBC_Code39::GetType() { 64 return BC_CODE39; 65} 66 67bool CBC_Code39::SetTextLocation(BC_TEXT_LOC location) { 68 return GetOnedCode39Writer()->SetTextLocation(location); 69} 70 71bool CBC_Code39::SetWideNarrowRatio(int8_t ratio) { 72 return GetOnedCode39Writer()->SetWideNarrowRatio(ratio); 73} 74 75CBC_OnedCode39Writer* CBC_Code39::GetOnedCode39Writer() { 76 return static_cast<CBC_OnedCode39Writer*>(m_pBCWriter.get()); 77} 78