| // 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_RENDER_CPDF_RENDERCONTEXT_H_ |
| #define CORE_FPDFAPI_RENDER_CPDF_RENDERCONTEXT_H_ |
| |
| #include <vector> |
| |
| #include "core/fxcrt/cfx_unowned_ptr.h" |
| #include "core/fxcrt/fx_coordinates.h" |
| #include "core/fxcrt/retain_ptr.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: |
| Layer(); |
| Layer(const Layer& that); |
| ~Layer(); |
| |
| CFX_UnownedPtr<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(const RetainPtr<CFX_DIBitmap>& pBuffer, |
| const CPDF_PageObject* pObj, |
| const CPDF_RenderOptions* pOptions, |
| CFX_Matrix* pFinalMatrix); |
| |
| size_t CountLayers() const { return m_Layers.size(); } |
| Layer* GetLayer(uint32_t index) { return &m_Layers[index]; } |
| |
| CPDF_Document* GetDocument() const { return m_pDocument.Get(); } |
| CPDF_Dictionary* GetPageResources() const { return m_pPageResources.Get(); } |
| CPDF_PageRenderCache* GetPageCache() const { return m_pPageCache.Get(); } |
| |
| protected: |
| CFX_UnownedPtr<CPDF_Document> const m_pDocument; |
| CFX_UnownedPtr<CPDF_Dictionary> m_pPageResources; |
| CFX_UnownedPtr<CPDF_PageRenderCache> m_pPageCache; |
| std::vector<Layer> m_Layers; |
| }; |
| |
| #endif // CORE_FPDFAPI_RENDER_CPDF_RENDERCONTEXT_H_ |