xref: /aosp_15_r20/external/pdfium/fxbarcode/qrcode/BC_QRCoder.cpp (revision 3ac0a46f773bac49fa9476ec2b1cf3f8da5ec3a4)
1*3ac0a46fSAndroid Build Coastguard Worker // Copyright 2014 The PDFium Authors
2*3ac0a46fSAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*3ac0a46fSAndroid Build Coastguard Worker // found in the LICENSE file.
4*3ac0a46fSAndroid Build Coastguard Worker 
5*3ac0a46fSAndroid Build Coastguard Worker // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6*3ac0a46fSAndroid Build Coastguard Worker // Original code is licensed as follows:
7*3ac0a46fSAndroid Build Coastguard Worker /*
8*3ac0a46fSAndroid Build Coastguard Worker  * Copyright 2008 ZXing authors
9*3ac0a46fSAndroid Build Coastguard Worker  *
10*3ac0a46fSAndroid Build Coastguard Worker  * Licensed under the Apache License, Version 2.0 (the "License");
11*3ac0a46fSAndroid Build Coastguard Worker  * you may not use this file except in compliance with the License.
12*3ac0a46fSAndroid Build Coastguard Worker  * You may obtain a copy of the License at
13*3ac0a46fSAndroid Build Coastguard Worker  *
14*3ac0a46fSAndroid Build Coastguard Worker  *      http://www.apache.org/licenses/LICENSE-2.0
15*3ac0a46fSAndroid Build Coastguard Worker  *
16*3ac0a46fSAndroid Build Coastguard Worker  * Unless required by applicable law or agreed to in writing, software
17*3ac0a46fSAndroid Build Coastguard Worker  * distributed under the License is distributed on an "AS IS" BASIS,
18*3ac0a46fSAndroid Build Coastguard Worker  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
19*3ac0a46fSAndroid Build Coastguard Worker  * See the License for the specific language governing permissions and
20*3ac0a46fSAndroid Build Coastguard Worker  * limitations under the License.
21*3ac0a46fSAndroid Build Coastguard Worker  */
22*3ac0a46fSAndroid Build Coastguard Worker 
23*3ac0a46fSAndroid Build Coastguard Worker #include <utility>
24*3ac0a46fSAndroid Build Coastguard Worker 
25*3ac0a46fSAndroid Build Coastguard Worker #include "fxbarcode/common/BC_CommonByteMatrix.h"
26*3ac0a46fSAndroid Build Coastguard Worker #include "fxbarcode/qrcode/BC_QRCoder.h"
27*3ac0a46fSAndroid Build Coastguard Worker #include "fxbarcode/qrcode/BC_QRCoderErrorCorrectionLevel.h"
28*3ac0a46fSAndroid Build Coastguard Worker #include "fxbarcode/qrcode/BC_QRCoderMode.h"
29*3ac0a46fSAndroid Build Coastguard Worker #include "third_party/base/numerics/safe_conversions.h"
30*3ac0a46fSAndroid Build Coastguard Worker 
31*3ac0a46fSAndroid Build Coastguard Worker CBC_QRCoder::CBC_QRCoder() = default;
32*3ac0a46fSAndroid Build Coastguard Worker 
33*3ac0a46fSAndroid Build Coastguard Worker CBC_QRCoder::~CBC_QRCoder() = default;
34*3ac0a46fSAndroid Build Coastguard Worker 
GetECLevel() const35*3ac0a46fSAndroid Build Coastguard Worker const CBC_QRCoderErrorCorrectionLevel* CBC_QRCoder::GetECLevel() const {
36*3ac0a46fSAndroid Build Coastguard Worker   return m_ecLevel;
37*3ac0a46fSAndroid Build Coastguard Worker }
38*3ac0a46fSAndroid Build Coastguard Worker 
GetVersion() const39*3ac0a46fSAndroid Build Coastguard Worker int32_t CBC_QRCoder::GetVersion() const {
40*3ac0a46fSAndroid Build Coastguard Worker   return m_version;
41*3ac0a46fSAndroid Build Coastguard Worker }
42*3ac0a46fSAndroid Build Coastguard Worker 
GetMatrixWidth() const43*3ac0a46fSAndroid Build Coastguard Worker int32_t CBC_QRCoder::GetMatrixWidth() const {
44*3ac0a46fSAndroid Build Coastguard Worker   return m_matrixWidth;
45*3ac0a46fSAndroid Build Coastguard Worker }
46*3ac0a46fSAndroid Build Coastguard Worker 
GetMaskPattern() const47*3ac0a46fSAndroid Build Coastguard Worker int32_t CBC_QRCoder::GetMaskPattern() const {
48*3ac0a46fSAndroid Build Coastguard Worker   return m_maskPattern;
49*3ac0a46fSAndroid Build Coastguard Worker }
50*3ac0a46fSAndroid Build Coastguard Worker 
GetNumTotalBytes() const51*3ac0a46fSAndroid Build Coastguard Worker int32_t CBC_QRCoder::GetNumTotalBytes() const {
52*3ac0a46fSAndroid Build Coastguard Worker   return m_numTotalBytes;
53*3ac0a46fSAndroid Build Coastguard Worker }
54*3ac0a46fSAndroid Build Coastguard Worker 
GetNumDataBytes() const55*3ac0a46fSAndroid Build Coastguard Worker int32_t CBC_QRCoder::GetNumDataBytes() const {
56*3ac0a46fSAndroid Build Coastguard Worker   return m_numDataBytes;
57*3ac0a46fSAndroid Build Coastguard Worker }
58*3ac0a46fSAndroid Build Coastguard Worker 
GetNumRSBlocks() const59*3ac0a46fSAndroid Build Coastguard Worker int32_t CBC_QRCoder::GetNumRSBlocks() const {
60*3ac0a46fSAndroid Build Coastguard Worker   return m_numRSBlocks;
61*3ac0a46fSAndroid Build Coastguard Worker }
62*3ac0a46fSAndroid Build Coastguard Worker 
TakeMatrix()63*3ac0a46fSAndroid Build Coastguard Worker std::unique_ptr<CBC_CommonByteMatrix> CBC_QRCoder::TakeMatrix() {
64*3ac0a46fSAndroid Build Coastguard Worker   return std::move(m_matrix);
65*3ac0a46fSAndroid Build Coastguard Worker }
66*3ac0a46fSAndroid Build Coastguard Worker 
IsValid() const67*3ac0a46fSAndroid Build Coastguard Worker bool CBC_QRCoder::IsValid() const {
68*3ac0a46fSAndroid Build Coastguard Worker   return m_ecLevel && m_version != -1 && m_matrixWidth != -1 &&
69*3ac0a46fSAndroid Build Coastguard Worker          m_maskPattern != -1 && m_numTotalBytes != -1 && m_numDataBytes != -1 &&
70*3ac0a46fSAndroid Build Coastguard Worker          m_numECBytes != -1 && m_numRSBlocks != -1 &&
71*3ac0a46fSAndroid Build Coastguard Worker          IsValidMaskPattern(m_maskPattern) &&
72*3ac0a46fSAndroid Build Coastguard Worker          m_numTotalBytes == m_numDataBytes + m_numECBytes && m_matrix &&
73*3ac0a46fSAndroid Build Coastguard Worker          m_matrixWidth ==
74*3ac0a46fSAndroid Build Coastguard Worker              pdfium::base::checked_cast<int32_t>(m_matrix->GetWidth()) &&
75*3ac0a46fSAndroid Build Coastguard Worker          m_matrix->GetWidth() == m_matrix->GetHeight();
76*3ac0a46fSAndroid Build Coastguard Worker }
77*3ac0a46fSAndroid Build Coastguard Worker 
SetECLevel(const CBC_QRCoderErrorCorrectionLevel * ecLevel)78*3ac0a46fSAndroid Build Coastguard Worker void CBC_QRCoder::SetECLevel(const CBC_QRCoderErrorCorrectionLevel* ecLevel) {
79*3ac0a46fSAndroid Build Coastguard Worker   m_ecLevel = ecLevel;
80*3ac0a46fSAndroid Build Coastguard Worker }
81*3ac0a46fSAndroid Build Coastguard Worker 
SetVersion(int32_t version)82*3ac0a46fSAndroid Build Coastguard Worker void CBC_QRCoder::SetVersion(int32_t version) {
83*3ac0a46fSAndroid Build Coastguard Worker   m_version = version;
84*3ac0a46fSAndroid Build Coastguard Worker }
85*3ac0a46fSAndroid Build Coastguard Worker 
SetMatrixWidth(int32_t width)86*3ac0a46fSAndroid Build Coastguard Worker void CBC_QRCoder::SetMatrixWidth(int32_t width) {
87*3ac0a46fSAndroid Build Coastguard Worker   m_matrixWidth = width;
88*3ac0a46fSAndroid Build Coastguard Worker }
89*3ac0a46fSAndroid Build Coastguard Worker 
SetMaskPattern(int32_t pattern)90*3ac0a46fSAndroid Build Coastguard Worker void CBC_QRCoder::SetMaskPattern(int32_t pattern) {
91*3ac0a46fSAndroid Build Coastguard Worker   m_maskPattern = pattern;
92*3ac0a46fSAndroid Build Coastguard Worker }
93*3ac0a46fSAndroid Build Coastguard Worker 
SetNumDataBytes(int32_t bytes)94*3ac0a46fSAndroid Build Coastguard Worker void CBC_QRCoder::SetNumDataBytes(int32_t bytes) {
95*3ac0a46fSAndroid Build Coastguard Worker   m_numDataBytes = bytes;
96*3ac0a46fSAndroid Build Coastguard Worker }
97*3ac0a46fSAndroid Build Coastguard Worker 
SetNumTotalBytes(int32_t value)98*3ac0a46fSAndroid Build Coastguard Worker void CBC_QRCoder::SetNumTotalBytes(int32_t value) {
99*3ac0a46fSAndroid Build Coastguard Worker   m_numTotalBytes = value;
100*3ac0a46fSAndroid Build Coastguard Worker }
101*3ac0a46fSAndroid Build Coastguard Worker 
SetNumRSBlocks(int32_t block)102*3ac0a46fSAndroid Build Coastguard Worker void CBC_QRCoder::SetNumRSBlocks(int32_t block) {
103*3ac0a46fSAndroid Build Coastguard Worker   m_numRSBlocks = block;
104*3ac0a46fSAndroid Build Coastguard Worker }
105*3ac0a46fSAndroid Build Coastguard Worker 
SetNumECBytes(int32_t value)106*3ac0a46fSAndroid Build Coastguard Worker void CBC_QRCoder::SetNumECBytes(int32_t value) {
107*3ac0a46fSAndroid Build Coastguard Worker   m_numECBytes = value;
108*3ac0a46fSAndroid Build Coastguard Worker }
109*3ac0a46fSAndroid Build Coastguard Worker 
IsValidMaskPattern(int32_t maskPattern)110*3ac0a46fSAndroid Build Coastguard Worker bool CBC_QRCoder::IsValidMaskPattern(int32_t maskPattern) {
111*3ac0a46fSAndroid Build Coastguard Worker   return maskPattern >= 0 && maskPattern < kNumMaskPatterns;
112*3ac0a46fSAndroid Build Coastguard Worker }
113*3ac0a46fSAndroid Build Coastguard Worker 
SetMatrix(std::unique_ptr<CBC_CommonByteMatrix> pMatrix)114*3ac0a46fSAndroid Build Coastguard Worker void CBC_QRCoder::SetMatrix(std::unique_ptr<CBC_CommonByteMatrix> pMatrix) {
115*3ac0a46fSAndroid Build Coastguard Worker   m_matrix = std::move(pMatrix);
116*3ac0a46fSAndroid Build Coastguard Worker }
117