1 files changed, 45 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/qrcode/BC_QRFinderPatternFinder.h b/xfa/src/fxbarcode/qrcode/BC_QRFinderPatternFinder.h
new file mode 100644
index 0000000000..7470b553ee
--- /dev/null
+++ b/xfa/src/fxbarcode/qrcode/BC_QRFinderPatternFinder.h
@@ -0,0 +1,45 @@
+// 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_QRFINDERPATTERNFINDER_H_
+#define _BC_QRFINDERPATTERNFINDER_H_
+class CBC_CommonBitMatrix;
+class CBC_QRFinderPattern;
+class CBC_ResultPoint;
+class CBC_QRFinderPatternInfo;
+class CBC_QRFinderPatternFinder;
+class CBC_QRFinderPatternFinder  : public CFX_Object
+{
+private:
+    const static FX_INT32 CENTER_QUORUM;
+    const static FX_INT32 MIN_SKIP;
+    const static FX_INT32 MAX_MODULES;
+    const static FX_INT32 INTEGER_MATH_SHIFT;
+    FX_BOOL m_hasSkipped;
+    CBC_CommonBitMatrix* m_image;
+    CFX_Int32Array m_crossCheckStateCount;
+    CFX_PtrArray m_possibleCenters;
+public:
+    CBC_QRFinderPatternFinder(CBC_CommonBitMatrix *image);
+    virtual ~CBC_QRFinderPatternFinder();
+    FX_INT32 FindRowSkip();
+    CBC_CommonBitMatrix* GetImage();
+    CBC_QRFinderPatternInfo* Find(FX_INT32 hint, FX_INT32 &e);
+
+    CFX_Int32Array &GetCrossCheckStateCount();
+    CFX_PtrArray *GetPossibleCenters();
+    CFX_PtrArray *SelectBestpatterns(FX_INT32 &e);
+
+    FX_BOOL HandlePossibleCenter(const CFX_Int32Array &stateCount, FX_INT32 i, FX_INT32 j);
+    FX_BOOL HaveMultiplyConfirmedCenters();
+    FX_FLOAT CenterFromEnd(const CFX_Int32Array &stateCount, FX_INT32 end);
+    FX_FLOAT CrossCheckVertical(FX_INT32 startI, FX_INT32 centerJ, FX_INT32 maxCount, FX_INT32 originalStateCountTotal);
+    FX_FLOAT CrossCheckHorizontal(FX_INT32 startJ, FX_INT32 CenterI, FX_INT32 maxCOunt, FX_INT32 originalStateCountTotal);
+    static void OrderBestPatterns(CFX_PtrArray *patterns);
+    static FX_BOOL FoundPatternCross(const CFX_Int32Array &stateCount);
+    static FX_FLOAT Distance(CBC_ResultPoint* point1, CBC_ResultPoint* point2);
+};
+#endif