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path: root/xfa/src/fxbarcode/qrcode/BC_QRGridSampler.h
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// 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_QRGRIDSAMPLER_H_
#define _BC_QRGRIDSAMPLER_H_
class CBC_CommonBitMatrix;
class CBC_CommonPerspectiveTransform;
class CBC_CommonDefaultGridSampler;
class CBC_QRGridSampler;
class CBC_QRGridSampler
{
private:
    static CBC_QRGridSampler m_gridSampler;
public:
    CBC_QRGridSampler();
    virtual ~CBC_QRGridSampler();
    virtual CBC_CommonBitMatrix* SampleGrid(CBC_CommonBitMatrix *image, int32_t dimensionX, int32_t dimensionY,
                                            FX_FLOAT p1ToX, FX_FLOAT p1ToY,
                                            FX_FLOAT p2ToX, FX_FLOAT p2ToY,
                                            FX_FLOAT p3ToX, FX_FLOAT p3ToY,
                                            FX_FLOAT p4ToX, FX_FLOAT p4ToY,
                                            FX_FLOAT p1FromX, FX_FLOAT p1FromY,
                                            FX_FLOAT p2FromX, FX_FLOAT p2FromY,
                                            FX_FLOAT p3FromX, FX_FLOAT p3FromY,
                                            FX_FLOAT p4FromX, FX_FLOAT p4FromY, int32_t &e);

    static CBC_QRGridSampler &GetInstance();
    static void CheckAndNudgePoints(CBC_CommonBitMatrix *image, CFX_FloatArray *points, int32_t &e);
};
#endif