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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_RENDER_INCLUDE_CPDF_RENDERCONTEXT_H_
#define CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_RENDERCONTEXT_H_
#include "core/fxcrt/include/fx_basic.h"
#include "core/fxcrt/include/fx_coordinates.h"
class CPDF_Dictionary;
class CPDF_Document;
class CPDF_Page;
class CPDF_PageObject;
class CPDF_PageObjectHolder;
class CPDF_PageRenderCache;
class CPDF_RenderOptions;
class CFX_DIBitmap;
class CFX_Matrix;
class CFX_RenderDevice;
class CPDF_RenderContext {
public:
class Layer {
public:
CPDF_PageObjectHolder* m_pObjectHolder;
CFX_Matrix m_Matrix;
};
explicit CPDF_RenderContext(CPDF_Page* pPage);
CPDF_RenderContext(CPDF_Document* pDoc, CPDF_PageRenderCache* pPageCache);
~CPDF_RenderContext();
void AppendLayer(CPDF_PageObjectHolder* pObjectHolder,
const CFX_Matrix* pObject2Device);
void Render(CFX_RenderDevice* pDevice,
const CPDF_RenderOptions* pOptions,
const CFX_Matrix* pFinalMatrix);
void Render(CFX_RenderDevice* pDevice,
const CPDF_PageObject* pStopObj,
const CPDF_RenderOptions* pOptions,
const CFX_Matrix* pFinalMatrix);
void GetBackground(CFX_DIBitmap* pBuffer,
const CPDF_PageObject* pObj,
const CPDF_RenderOptions* pOptions,
CFX_Matrix* pFinalMatrix);
uint32_t CountLayers() const { return m_Layers.GetSize(); }
Layer* GetLayer(uint32_t index) { return m_Layers.GetDataPtr(index); }
CPDF_Document* GetDocument() const { return m_pDocument; }
CPDF_Dictionary* GetPageResources() const { return m_pPageResources; }
CPDF_PageRenderCache* GetPageCache() const { return m_pPageCache; }
protected:
CPDF_Document* const m_pDocument;
CPDF_Dictionary* m_pPageResources;
CPDF_PageRenderCache* m_pPageCache;
FX_BOOL m_bFirstLayer;
CFX_ArrayTemplate<Layer> m_Layers;
};
#endif // CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_RENDERCONTEXT_H_
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