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      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 FXBARCODE_QRCODE_BC_QRCODER_H_
      8 #define FXBARCODE_QRCODE_BC_QRCODER_H_
      9 
     10 #include <memory>
     11 
     12 #include "core/fxcrt/unowned_ptr.h"
     13 
     14 class CBC_QRCoderErrorCorrectionLevel;
     15 class CBC_QRCoderMode;
     16 class CBC_CommonByteMatrix;
     17 
     18 class CBC_QRCoder {
     19  public:
     20   static constexpr int32_t kNumMaskPatterns = 8;
     21 
     22   CBC_QRCoder();
     23   virtual ~CBC_QRCoder();
     24 
     25   static bool IsValidMaskPattern(int32_t maskPattern);
     26 
     27   CBC_QRCoderMode* GetMode() const;
     28   const CBC_QRCoderErrorCorrectionLevel* GetECLevel() const;
     29   int32_t GetVersion() const;
     30   int32_t GetMatrixWidth() const;
     31   int32_t GetMaskPattern() const;
     32   int32_t GetNumTotalBytes() const;
     33   int32_t GetNumDataBytes() const;
     34   int32_t GetNumECBytes() const;
     35   int32_t GetNumRSBlocks() const;
     36   CBC_CommonByteMatrix* GetMatrix() const;
     37 
     38   int32_t At(int32_t x, int32_t y, int32_t& e);
     39   bool IsValid();
     40 
     41   void SetMode(CBC_QRCoderMode* value);
     42   void SetECLevel(const CBC_QRCoderErrorCorrectionLevel* ecLevel);
     43   void SetVersion(int32_t version);
     44   void SetMatrixWidth(int32_t width);
     45   void SetMaskPattern(int32_t pattern);
     46   void SetNumDataBytes(int32_t bytes);
     47   void SetNumTotalBytes(int32_t value);
     48   void SetNumECBytes(int32_t value);
     49   void SetNumRSBlocks(int32_t block);
     50   void SetMatrix(std::unique_ptr<CBC_CommonByteMatrix> pMatrix);
     51 
     52  private:
     53   UnownedPtr<CBC_QRCoderMode> m_mode;
     54   UnownedPtr<const CBC_QRCoderErrorCorrectionLevel> m_ecLevel;
     55   int32_t m_version;
     56   int32_t m_matrixWidth;
     57   int32_t m_maskPattern;
     58   int32_t m_numTotalBytes;
     59   int32_t m_numDataBytes;
     60   int32_t m_numECBytes;
     61   int32_t m_numRSBlocks;
     62   std::unique_ptr<CBC_CommonByteMatrix> m_matrix;
     63 };
     64 
     65 #endif  // FXBARCODE_QRCODE_BC_QRCODER_H_
     66