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// 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 XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDETECTOR_H_
#define XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDETECTOR_H_
#include "core/fxcrt/include/fx_basic.h"
class CBC_CommonBitMatrix;
class CBC_DataMatrixDetector;
class CBC_QRDetectorResult;
class CBC_ResultPoint;
class CBC_WhiteRectangleDetector;
class CBC_ResultPointsAndTransitions {
public:
CBC_ResultPointsAndTransitions(CBC_ResultPoint* from,
CBC_ResultPoint* to,
int32_t transitions);
~CBC_ResultPointsAndTransitions();
CBC_ResultPoint* GetFrom() const { return m_from; }
CBC_ResultPoint* GetTo() const { return m_to; }
int32_t GetTransitions() const { return m_transitions; }
private:
CBC_ResultPoint* m_from;
CBC_ResultPoint* m_to;
int32_t m_transitions;
};
class CBC_DataMatrixDetector {
public:
CBC_DataMatrixDetector(CBC_CommonBitMatrix* image);
virtual ~CBC_DataMatrixDetector();
CBC_QRDetectorResult* Detect(int32_t& e);
CBC_ResultPoint* CorrectTopRightRectangular(CBC_ResultPoint* bottomLeft,
CBC_ResultPoint* bottomRight,
CBC_ResultPoint* topLeft,
CBC_ResultPoint* topRight,
int32_t dimensionTop,
int32_t dimensionRight);
CBC_ResultPoint* CorrectTopRight(CBC_ResultPoint* bottomLeft,
CBC_ResultPoint* bottomRight,
CBC_ResultPoint* topLeft,
CBC_ResultPoint* topRight,
int32_t dimension);
CBC_CommonBitMatrix* SampleGrid(CBC_CommonBitMatrix* image,
CBC_ResultPoint* topLeft,
CBC_ResultPoint* bottomLeft,
CBC_ResultPoint* bottomRight,
CBC_ResultPoint* topRight,
int32_t dimensionX,
int32_t dimensionY,
int32_t& e);
CBC_ResultPointsAndTransitions* TransitionsBetween(CBC_ResultPoint* from,
CBC_ResultPoint* to);
FX_BOOL IsValid(CBC_ResultPoint* p);
int32_t Distance(CBC_ResultPoint* a, CBC_ResultPoint* b);
void Increment(CFX_MapPtrTemplate<CBC_ResultPoint*, int32_t>& table,
CBC_ResultPoint* key);
int32_t Round(FX_FLOAT d);
void OrderBestPatterns(CFX_ArrayTemplate<CBC_ResultPoint*>* patterns);
virtual void Init(int32_t& e);
private:
static const int32_t INTEGERS[5];
CBC_CommonBitMatrix* m_image;
CBC_WhiteRectangleDetector* m_rectangleDetector;
};
#endif // XFA_FXBARCODE_DATAMATRIX_BC_DATAMATRIXDETECTOR_H_
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