1 // Copyright 2014 PDFium Authors. All rights reserved. 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 7 #ifndef _BC_PDF417_H_ 8 #define _BC_PDF417_H_ 9 class CBC_Compaction; 10 class CBC_BarcodeRow; 11 class CBC_BarcodeMatrix; 12 class CBC_PDF417 { 13 public: 14 CBC_PDF417(); 15 CBC_PDF417(FX_BOOL compact); 16 virtual ~CBC_PDF417(); 17 CBC_BarcodeMatrix* getBarcodeMatrix(); 18 void generateBarcodeLogic(CFX_WideString msg, 19 int32_t errorCorrectionLevel, 20 int32_t& e); 21 void setDimensions(int32_t maxCols, 22 int32_t minCols, 23 int32_t maxRows, 24 int32_t minRows); 25 void setCompaction(Compaction compaction); 26 void setCompact(FX_BOOL compact); 27 28 private: 29 static int32_t START_PATTERN; 30 static int32_t STOP_PATTERN; 31 static int32_t CODEWORD_TABLE[][1000]; 32 static FX_FLOAT PREFERRED_RATIO; 33 static FX_FLOAT DEFAULT_MODULE_WIDTH; 34 static FX_FLOAT HEIGHT; 35 CBC_BarcodeMatrix* m_barcodeMatrix; 36 FX_BOOL m_compact; 37 Compaction m_compaction; 38 int32_t m_minCols; 39 int32_t m_maxCols; 40 int32_t m_maxRows; 41 int32_t m_minRows; 42 43 private: 44 static int32_t calculateNumberOfRows(int32_t m, int32_t k, int32_t c); 45 static int32_t getNumberOfPadCodewords(int32_t m, 46 int32_t k, 47 int32_t c, 48 int32_t r); 49 static void encodeChar(int32_t pattern, int32_t len, CBC_BarcodeRow* logic); 50 void encodeLowLevel(CFX_WideString fullCodewords, 51 int32_t c, 52 int32_t r, 53 int32_t errorCorrectionLevel, 54 CBC_BarcodeMatrix* logic); 55 CFX_Int32Array* determineDimensions(int32_t sourceCodeWords, 56 int32_t errorCorrectionCodeWords, 57 int32_t& e); 58 }; 59 #endif 60
