// Copyright 2014 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 | |
#ifndef _BC_QRCODERMATRIXUTIL_H_ | |
#define _BC_QRCODERMATRIXUTIL_H_ | |
class CBC_CommonByteMatrix; | |
class CBC_QRCoderErrorCorrectionLevel; | |
class CBC_QRCoderBitVector; | |
class CBC_QRCoderMatrixUtil { | |
private: | |
const static int32_t POSITION_DETECTION_PATTERN[7][7]; | |
const static int32_t VERTICAL_SEPARATION_PATTERN[7][1]; | |
const static int32_t HORIZONTAL_SEPARATION_PATTERN[1][8]; | |
const static int32_t POSITION_ADJUSTMENT_PATTERN[5][5]; | |
const static int32_t POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[40][7]; | |
const static int32_t TYPE_INFO_COORDINATES[15][2]; | |
const static int32_t VERSION_INFO_POLY; | |
const static int32_t TYPE_INFO_POLY; | |
const static int32_t TYPE_INFO_MASK_PATTERN; | |
public: | |
CBC_QRCoderMatrixUtil(); | |
virtual ~CBC_QRCoderMatrixUtil(); | |
static void ClearMatrix(CBC_CommonByteMatrix* matrix, int32_t& e); | |
static void BuildMatrix(CBC_QRCoderBitVector* dataBits, | |
CBC_QRCoderErrorCorrectionLevel* ecLevel, | |
int32_t version, | |
int32_t maskPattern, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void EmbedBasicPatterns(int32_t version, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void EmbedTypeInfo(CBC_QRCoderErrorCorrectionLevel* ecLevel, | |
int32_t maskPattern, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void EmbedDataBits(CBC_QRCoderBitVector* dataBits, | |
int32_t maskPattern, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void MaybeEmbedVersionInfo(int32_t version, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static int32_t FindMSBSet(int32_t value); | |
static int32_t CalculateBCHCode(int32_t code, int32_t poly); | |
static void MakeTypeInfoBits(CBC_QRCoderErrorCorrectionLevel* ecLevel, | |
int32_t maskPattern, | |
CBC_QRCoderBitVector* bits, | |
int32_t& e); | |
static void MakeVersionInfoBits(int32_t version, | |
CBC_QRCoderBitVector* bits, | |
int32_t& e); | |
static FX_BOOL IsEmpty(int32_t value); | |
static FX_BOOL IsValidValue(int32_t value); | |
static void EmbedTimingPatterns(CBC_CommonByteMatrix* matrix, int32_t& e); | |
static void EmbedDarkDotAtLeftBottomCorner(CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void EmbedHorizontalSeparationPattern(int32_t xStart, | |
int32_t yStart, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void EmbedVerticalSeparationPattern(int32_t xStart, | |
int32_t yStart, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void EmbedPositionAdjustmentPattern(int32_t xStart, | |
int32_t yStart, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void EmbedPositionDetectionPattern(int32_t xStart, | |
int32_t yStart, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void EmbedPositionDetectionPatternsAndSeparators( | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
static void MaybeEmbedPositionAdjustmentPatterns(int32_t version, | |
CBC_CommonByteMatrix* matrix, | |
int32_t& e); | |
}; | |
#endif |