| // 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_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_ |
| #define XFA_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_ |
| |
| #include "core/fxcrt/include/fx_basic.h" |
| #include "xfa/fxbarcode/utils.h" |
| |
| class CBC_CommonBitMatrix; |
| class CBC_QRAlignmentPattern; |
| |
| class CBC_QRAlignmentPatternFinder { |
| public: |
| CBC_QRAlignmentPatternFinder(CBC_CommonBitMatrix* image, |
| int32_t startX, |
| int32_t startY, |
| int32_t width, |
| int32_t height, |
| FX_FLOAT moduleSize); |
| virtual ~CBC_QRAlignmentPatternFinder(); |
| FX_BOOL FoundPatternCross(const CFX_Int32Array& stateCount); |
| FX_FLOAT CrossCheckVertical(int32_t startI, |
| int32_t startJ, |
| int32_t maxCount, |
| int32_t originalStateCountTotal); |
| CBC_QRAlignmentPattern* Find(int32_t& e); |
| CBC_QRAlignmentPattern* HandlePossibleCenter(const CFX_Int32Array& stateCount, |
| int32_t i, |
| int32_t j); |
| static FX_FLOAT CenterFromEnd(const CFX_Int32Array& stateCount, int32_t end); |
| |
| private: |
| CBC_CommonBitMatrix* m_image; |
| CFX_ArrayTemplate<CBC_QRAlignmentPattern*> m_possibleCenters; |
| int32_t m_startX; |
| int32_t m_startY; |
| int32_t m_width; |
| int32_t m_height; |
| FX_FLOAT m_moduleSize; |
| CFX_Int32Array m_crossCheckStateCount; |
| }; |
| |
| #endif // XFA_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_ |