1 // Copyright 2014 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 // Original code is licensed as follows: 7 /* 8 * Copyright 2007 ZXing authors 9 * 10 * Licensed under the Apache License, Version 2.0 (the "License"); 11 * you may not use this file except in compliance with the License. 12 * You may obtain a copy of the License at 13 * 14 * http://www.apache.org/licenses/LICENSE-2.0 15 * 16 * Unless required by applicable law or agreed to in writing, software 17 * distributed under the License is distributed on an "AS IS" BASIS, 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 19 * See the License for the specific language governing permissions and 20 * limitations under the License. 21 */ 22 23 #include "fxbarcode/qrcode/BC_QRCoderVersion.h" 24 25 #include <memory> 26 #include <vector> 27 28 #include "fxbarcode/common/BC_CommonBitMatrix.h" 29 #include "fxbarcode/qrcode/BC_QRCoderBitVector.h" 30 #include "fxbarcode/qrcode/BC_QRCoderECBlocksData.h" 31 #include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h" 32 #include "fxbarcode/utils.h" 33 #include "third_party/base/ptr_util.h" 34 35 namespace { 36 37 std::vector<std::unique_ptr<CBC_QRCoderVersion>>* g_VERSION = nullptr; 38 39 } // namespace 40 CBC_QRCoderVersion(int32_t versionNumber,const CBC_QRCoderECBlockData data[4])41CBC_QRCoderVersion::CBC_QRCoderVersion(int32_t versionNumber, 42 const CBC_QRCoderECBlockData data[4]) 43 : m_versionNumber(versionNumber) { 44 m_ecBlocksArray[0] = pdfium::MakeUnique<CBC_QRCoderECBlocks>(data[0]); 45 m_ecBlocksArray[1] = pdfium::MakeUnique<CBC_QRCoderECBlocks>(data[1]); 46 m_ecBlocksArray[2] = pdfium::MakeUnique<CBC_QRCoderECBlocks>(data[2]); 47 m_ecBlocksArray[3] = pdfium::MakeUnique<CBC_QRCoderECBlocks>(data[3]); 48 m_totalCodeWords = m_ecBlocksArray[0]->GetTotalDataCodeWords(); 49 } 50 ~CBC_QRCoderVersion()51CBC_QRCoderVersion::~CBC_QRCoderVersion() { 52 } 53 54 // static Initialize()55void CBC_QRCoderVersion::Initialize() { 56 g_VERSION = new std::vector<std::unique_ptr<CBC_QRCoderVersion>>(); 57 } 58 59 // static Finalize()60void CBC_QRCoderVersion::Finalize() { 61 delete g_VERSION; 62 g_VERSION = nullptr; 63 } 64 65 // static GetVersionForNumber(int32_t versionNumber)66const CBC_QRCoderVersion* CBC_QRCoderVersion::GetVersionForNumber( 67 int32_t versionNumber) { 68 if (g_VERSION->empty()) { 69 for (int i = 0; i < kMaxVersion; ++i) { 70 g_VERSION->push_back( 71 pdfium::MakeUnique<CBC_QRCoderVersion>(i + 1, g_ECBData[i])); 72 } 73 } 74 if (versionNumber < 1 || versionNumber > kMaxVersion) 75 return nullptr; 76 return (*g_VERSION)[versionNumber - 1].get(); 77 } 78 79 // static Destroy()80void CBC_QRCoderVersion::Destroy() { 81 g_VERSION->clear(); 82 } 83 GetVersionNumber() const84int32_t CBC_QRCoderVersion::GetVersionNumber() const { 85 return m_versionNumber; 86 } 87 GetTotalCodeWords() const88int32_t CBC_QRCoderVersion::GetTotalCodeWords() const { 89 return m_totalCodeWords; 90 } 91 GetDimensionForVersion() const92int32_t CBC_QRCoderVersion::GetDimensionForVersion() const { 93 return 17 + 4 * m_versionNumber; 94 } 95 GetECBlocksForLevel(const CBC_QRCoderErrorCorrectionLevel & ecLevel) const96const CBC_QRCoderECBlocks* CBC_QRCoderVersion::GetECBlocksForLevel( 97 const CBC_QRCoderErrorCorrectionLevel& ecLevel) const { 98 return m_ecBlocksArray[ecLevel.Ordinal()].get(); 99 } 100