xref: /aosp_15_r20/external/pdfium/fxbarcode/qrcode/BC_QRCoder.cpp (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1 // Copyright 2014 The PDFium Authors
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 2008 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 <utility>
24 
25 #include "fxbarcode/common/BC_CommonByteMatrix.h"
26 #include "fxbarcode/qrcode/BC_QRCoder.h"
27 #include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
28 #include "fxbarcode/qrcode/BC_QRCoderMode.h"
29 #include "third_party/base/numerics/safe_conversions.h"
30 
31 CBC_QRCoder::CBC_QRCoder() = default;
32 
33 CBC_QRCoder::~CBC_QRCoder() = default;
34 
GetECLevel() const35 const CBC_QRCoderErrorCorrectionLevel* CBC_QRCoder::GetECLevel() const {
36   return m_ecLevel;
37 }
38 
GetVersion() const39 int32_t CBC_QRCoder::GetVersion() const {
40   return m_version;
41 }
42 
GetMatrixWidth() const43 int32_t CBC_QRCoder::GetMatrixWidth() const {
44   return m_matrixWidth;
45 }
46 
GetMaskPattern() const47 int32_t CBC_QRCoder::GetMaskPattern() const {
48   return m_maskPattern;
49 }
50 
GetNumTotalBytes() const51 int32_t CBC_QRCoder::GetNumTotalBytes() const {
52   return m_numTotalBytes;
53 }
54 
GetNumDataBytes() const55 int32_t CBC_QRCoder::GetNumDataBytes() const {
56   return m_numDataBytes;
57 }
58 
GetNumRSBlocks() const59 int32_t CBC_QRCoder::GetNumRSBlocks() const {
60   return m_numRSBlocks;
61 }
62 
TakeMatrix()63 std::unique_ptr<CBC_CommonByteMatrix> CBC_QRCoder::TakeMatrix() {
64   return std::move(m_matrix);
65 }
66 
IsValid() const67 bool CBC_QRCoder::IsValid() const {
68   return m_ecLevel && m_version != -1 && m_matrixWidth != -1 &&
69          m_maskPattern != -1 && m_numTotalBytes != -1 && m_numDataBytes != -1 &&
70          m_numECBytes != -1 && m_numRSBlocks != -1 &&
71          IsValidMaskPattern(m_maskPattern) &&
72          m_numTotalBytes == m_numDataBytes + m_numECBytes && m_matrix &&
73          m_matrixWidth ==
74              pdfium::base::checked_cast<int32_t>(m_matrix->GetWidth()) &&
75          m_matrix->GetWidth() == m_matrix->GetHeight();
76 }
77 
SetECLevel(const CBC_QRCoderErrorCorrectionLevel * ecLevel)78 void CBC_QRCoder::SetECLevel(const CBC_QRCoderErrorCorrectionLevel* ecLevel) {
79   m_ecLevel = ecLevel;
80 }
81 
SetVersion(int32_t version)82 void CBC_QRCoder::SetVersion(int32_t version) {
83   m_version = version;
84 }
85 
SetMatrixWidth(int32_t width)86 void CBC_QRCoder::SetMatrixWidth(int32_t width) {
87   m_matrixWidth = width;
88 }
89 
SetMaskPattern(int32_t pattern)90 void CBC_QRCoder::SetMaskPattern(int32_t pattern) {
91   m_maskPattern = pattern;
92 }
93 
SetNumDataBytes(int32_t bytes)94 void CBC_QRCoder::SetNumDataBytes(int32_t bytes) {
95   m_numDataBytes = bytes;
96 }
97 
SetNumTotalBytes(int32_t value)98 void CBC_QRCoder::SetNumTotalBytes(int32_t value) {
99   m_numTotalBytes = value;
100 }
101 
SetNumRSBlocks(int32_t block)102 void CBC_QRCoder::SetNumRSBlocks(int32_t block) {
103   m_numRSBlocks = block;
104 }
105 
SetNumECBytes(int32_t value)106 void CBC_QRCoder::SetNumECBytes(int32_t value) {
107   m_numECBytes = value;
108 }
109 
IsValidMaskPattern(int32_t maskPattern)110 bool CBC_QRCoder::IsValidMaskPattern(int32_t maskPattern) {
111   return maskPattern >= 0 && maskPattern < kNumMaskPatterns;
112 }
113 
SetMatrix(std::unique_ptr<CBC_CommonByteMatrix> pMatrix)114 void CBC_QRCoder::SetMatrix(std::unique_ptr<CBC_CommonByteMatrix> pMatrix) {
115   m_matrix = std::move(pMatrix);
116 }
117