1 files changed, 32 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h b/xfa/src/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h
new file mode 100644
index 0000000000..5471c4e62a
--- /dev/null
+++ b/xfa/src/fxbarcode/qrcode/BC_QRAlignmentPatternFinder.h
@@ -0,0 +1,32 @@
+// 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