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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 XFA_SRC_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_ | |
8 #define XFA_SRC_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_ | |
9 | |
10 #include "core/include/fxcrt/fx_basic.h" | |
11 #include "xfa/src/fxbarcode/utils.h" | |
12 | |
13 class CBC_CommonBitMatrix; | |
14 class CBC_QRAlignmentPattern; | |
15 | |
16 class CBC_QRAlignmentPatternFinder { | |
17 private: | |
18 CBC_CommonBitMatrix* m_image; | |
19 CFX_PtrArray m_possibleCenters; | |
20 int32_t m_startX; | |
21 int32_t m_startY; | |
22 int32_t m_width; | |
23 int32_t m_height; | |
24 FX_FLOAT m_moduleSize; | |
25 CFX_Int32Array m_crossCheckStateCount; | |
26 | |
27 public: | |
28 CBC_QRAlignmentPatternFinder(CBC_CommonBitMatrix* image, | |
29 int32_t startX, | |
30 int32_t startY, | |
31 int32_t width, | |
32 int32_t height, | |
33 FX_FLOAT moduleSize); | |
34 virtual ~CBC_QRAlignmentPatternFinder(); | |
35 FX_BOOL FoundPatternCross(const CFX_Int32Array& stateCount); | |
36 FX_FLOAT CrossCheckVertical(int32_t startI, | |
37 int32_t startJ, | |
38 int32_t maxCount, | |
39 int32_t originalStateCountTotal); | |
40 CBC_QRAlignmentPattern* Find(int32_t& e); | |
41 CBC_QRAlignmentPattern* HandlePossibleCenter(const CFX_Int32Array& stateCount, | |
42 int32_t i, | |
43 int32_t j); | |
44 static FX_FLOAT CenterFromEnd(const CFX_Int32Array& stateCount, int32_t end); | |
45 }; | |
46 | |
47 #endif // XFA_SRC_FXBARCODE_QRCODE_BC_QRALIGNMENTPATTERNFINDER_H_ | |
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