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// Copyright 2016 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 CORE_FPDFAPI_FPDF_PAGE_CPDF_MESHSTREAM_H_
#define CORE_FPDFAPI_FPDF_PAGE_CPDF_MESHSTREAM_H_
#include "core/fpdfapi/fpdf_parser/include/cpdf_stream_acc.h"
#include "core/fxcrt/include/fx_basic.h"
#include "core/fxcrt/include/fx_system.h"
struct CPDF_MeshVertex {
FX_FLOAT x;
FX_FLOAT y;
FX_FLOAT r;
FX_FLOAT g;
FX_FLOAT b;
};
class CFX_Matrix;
class CPDF_ColorSpace;
class CPDF_Function;
class CPDF_Stream;
class CPDF_MeshStream {
public:
FX_BOOL Load(CPDF_Stream* pShadingStream,
CPDF_Function** pFuncs,
int nFuncs,
CPDF_ColorSpace* pCS);
uint32_t GetFlag();
void GetCoords(FX_FLOAT& x, FX_FLOAT& y);
void GetColor(FX_FLOAT& r, FX_FLOAT& g, FX_FLOAT& b);
uint32_t GetVertex(CPDF_MeshVertex& vertex, CFX_Matrix* pObject2Bitmap);
FX_BOOL GetVertexRow(CPDF_MeshVertex* vertex,
int count,
CFX_Matrix* pObject2Bitmap);
CPDF_Function** m_pFuncs;
CPDF_ColorSpace* m_pCS;
uint32_t m_nFuncs;
uint32_t m_nCoordBits;
uint32_t m_nCompBits;
uint32_t m_nFlagBits;
uint32_t m_nComps;
uint32_t m_CoordMax;
uint32_t m_CompMax;
FX_FLOAT m_xmin;
FX_FLOAT m_xmax;
FX_FLOAT m_ymin;
FX_FLOAT m_ymax;
FX_FLOAT m_ColorMin[8];
FX_FLOAT m_ColorMax[8];
CPDF_StreamAcc m_Stream;
CFX_BitStream m_BitStream;
};
#endif // CORE_FPDFAPI_FPDF_PAGE_CPDF_MESHSTREAM_H_
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