| // 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 |