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Diffstat (limited to 'xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h')
| -rw-r--r-- | xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h b/xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h new file mode 100644 index 0000000000..0b1a2a7ca7 --- /dev/null +++ b/xfa/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h @@ -0,0 +1,47 @@ +// 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/include/fxcrt/fx_basic.h" +#include "xfa/fxbarcode/utils.h" + +class CBC_CommonBitMatrix; +class CBC_QRAlignmentPattern; + +class CBC_QRAlignmentPatternFinder { + private: + CBC_CommonBitMatrix* m_image; + CFX_PtrArray 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; + + 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); +}; + +#endif // XFA_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_ |