// 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; | |
class CBC_QRCoderMatrixUtil : public CFX_Object | |
{ | |
private: | |
const static FX_INT32 POSITION_DETECTION_PATTERN[7][7]; | |
const static FX_INT32 VERTICAL_SEPARATION_PATTERN[7][1]; | |
const static FX_INT32 HORIZONTAL_SEPARATION_PATTERN[1][8]; | |
const static FX_INT32 POSITION_ADJUSTMENT_PATTERN[5][5]; | |
const static FX_INT32 POSITION_ADJUSTMENT_PATTERN_COORDINATE_TABLE[40][7]; | |
const static FX_INT32 TYPE_INFO_COORDINATES[15][2]; | |
const static FX_INT32 VERSION_INFO_POLY; | |
const static FX_INT32 TYPE_INFO_POLY; | |
const static FX_INT32 TYPE_INFO_MASK_PATTERN; | |
public: | |
CBC_QRCoderMatrixUtil(); | |
virtual ~CBC_QRCoderMatrixUtil(); | |
static void ClearMatrix(CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void BuildMatrix(CBC_QRCoderBitVector* dataBits, CBC_QRCoderErrorCorrectionLevel* ecLevel, | |
FX_INT32 version, FX_INT32 maskPattern, CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void EmbedBasicPatterns(FX_INT32 version, CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void EmbedTypeInfo(CBC_QRCoderErrorCorrectionLevel* ecLevel, FX_INT32 maskPattern, CBC_CommonByteMatrix *matrix, FX_INT32 &e); | |
static void EmbedDataBits(CBC_QRCoderBitVector* dataBits, FX_INT32 maskPattern, CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void MaybeEmbedVersionInfo(FX_INT32 version, CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static FX_INT32 FindMSBSet(FX_INT32 value); | |
static FX_INT32 CalculateBCHCode(FX_INT32 code, FX_INT32 poly); | |
static void MakeTypeInfoBits(CBC_QRCoderErrorCorrectionLevel* ecLevel, FX_INT32 maskPattern, CBC_QRCoderBitVector* bits, FX_INT32 &e); | |
static void MakeVersionInfoBits(FX_INT32 version, CBC_QRCoderBitVector* bits, FX_INT32 &e); | |
static FX_BOOL IsEmpty(FX_INT32 value); | |
static FX_BOOL IsValidValue(FX_INT32 value); | |
static void EmbedTimingPatterns(CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void EmbedDarkDotAtLeftBottomCorner(CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void EmbedHorizontalSeparationPattern(FX_INT32 xStart, FX_INT32 yStart, CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void EmbedVerticalSeparationPattern(FX_INT32 xStart, FX_INT32 yStart, CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void EmbedPositionAdjustmentPattern(FX_INT32 xStart, FX_INT32 yStart, CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void EmbedPositionDetectionPattern(FX_INT32 xStart, FX_INT32 yStart, CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void EmbedPositionDetectionPatternsAndSeparators(CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
static void MaybeEmbedPositionAdjustmentPatterns(FX_INT32 version, CBC_CommonByteMatrix* matrix, FX_INT32 &e); | |
}; | |
#endif |