// 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_PAGE_CPDF_PAGE_H_ #define CORE_FPDFAPI_PAGE_CPDF_PAGE_H_ #include <memory> #include "core/fpdfapi/page/cpdf_pageobjectholder.h" #include "core/fxcrt/fx_coordinates.h" #include "core/fxcrt/fx_system.h" class CPDF_Dictionary; class CPDF_Document; class CPDF_Object; class CPDF_PageRenderCache; class CPDF_PageRenderContext; class CPDF_Page : public CPDF_PageObjectHolder { public: class View {}; // Caller implements as desired, empty here due to layering. CPDF_Page(CPDF_Document* pDocument, CPDF_Dictionary* pPageDict, bool bPageCache); ~CPDF_Page() override; // CPDF_PageObjectHolder bool IsPage() const override; void ParseContent(); CFX_Matrix GetDisplayMatrix(int xPos, int yPos, int xSize, int ySize, int iRotate) const; CFX_Matrix GetDisplayMatrixWithTransformation( int xPos, int yPos, int xSize, int ySize, const CFX_Matrix& transformation); float GetPageWidth() const { return m_PageWidth; } float GetPageHeight() const { return m_PageHeight; } CFX_FloatRect GetPageBBox() const { return m_BBox; } int GetPageRotation() const; CPDF_PageRenderCache* GetRenderCache() const { return m_pPageRender.get(); } CPDF_PageRenderContext* GetRenderContext() const { return m_pRenderContext.get(); } void SetRenderContext(std::unique_ptr<CPDF_PageRenderContext> pContext); View* GetView() const { return m_pView; } void SetView(View* pView) { m_pView = pView; } private: void StartParse(); CPDF_Object* GetPageAttr(const ByteString& name) const; CFX_FloatRect GetBox(const ByteString& name) const; float m_PageWidth; float m_PageHeight; CFX_Matrix m_PageMatrix; View* m_pView; std::unique_ptr<CPDF_PageRenderCache> m_pPageRender; std::unique_ptr<CPDF_PageRenderContext> m_pRenderContext; }; #endif // CORE_FPDFAPI_PAGE_CPDF_PAGE_H_