// 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_QRALIGNMENTPATTERNFINDER_H_ | |
#define _BC_QRALIGNMENTPATTERNFINDER_H_ | |
class CBC_CommonBitMatrix; | |
class CBC_QRAlignmentPattern; | |
class CBC_QRAlignmentPatternFinder; | |
class CBC_QRAlignmentPatternFinder : public CFX_Object | |
{ | |
private: | |
CBC_CommonBitMatrix *m_image; | |
CFX_PtrArray m_possibleCenters; | |
FX_INT32 m_startX; | |
FX_INT32 m_startY; | |
FX_INT32 m_width; | |
FX_INT32 m_height; | |
FX_FLOAT m_moduleSize; | |
CFX_Int32Array m_crossCheckStateCount; | |
public: | |
CBC_QRAlignmentPatternFinder(CBC_CommonBitMatrix *image, FX_INT32 startX, FX_INT32 startY, FX_INT32 width, FX_INT32 height, FX_FLOAT moduleSize); | |
virtual ~CBC_QRAlignmentPatternFinder(); | |
FX_BOOL FoundPatternCross(const CFX_Int32Array &stateCount); | |
FX_FLOAT CrossCheckVertical(FX_INT32 startI, FX_INT32 startJ, FX_INT32 maxCount, FX_INT32 originalStateCountTotal); | |
CBC_QRAlignmentPattern* Find(FX_INT32 &e); | |
CBC_QRAlignmentPattern *HandlePossibleCenter(const CFX_Int32Array &stateCount, FX_INT32 i, FX_INT32 j); | |
static FX_FLOAT CenterFromEnd(const CFX_Int32Array &stateCount, FX_INT32 end); | |
}; | |
#endif |