// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DOCUMENT_H_
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#define CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DOCUMENT_H_
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#include <memory>
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#include "core/fpdfapi/fpdf_parser/include/cpdf_indirect_object_holder.h"
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#include "core/fpdfapi/fpdf_parser/include/cpdf_object.h"
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#include "core/fpdfdoc/include/fpdf_doc.h"
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#include "core/fxcrt/include/fx_basic.h"
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class CFX_Font;
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class CFX_Matrix;
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class CPDF_ColorSpace;
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class CPDF_DocPageData;
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class CPDF_DocRenderData;
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class CPDF_Font;
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class CPDF_FontEncoding;
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class CPDF_IccProfile;
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class CPDF_Image;
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class CPDF_Pattern;
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class CPDF_StreamAcc;
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#define FPDFPERM_PRINT 0x0004
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#define FPDFPERM_MODIFY 0x0008
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#define FPDFPERM_EXTRACT 0x0010
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#define FPDFPERM_ANNOT_FORM 0x0020
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#define FPDFPERM_FILL_FORM 0x0100
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#define FPDFPERM_EXTRACT_ACCESS 0x0200
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#define FPDFPERM_ASSEMBLE 0x0400
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#define FPDFPERM_PRINT_HIGH 0x0800
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#define FPDF_PAGE_MAX_NUM 0xFFFFF
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class CPDF_Document : public CPDF_IndirectObjectHolder {
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public:
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explicit CPDF_Document(CPDF_Parser* pParser);
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~CPDF_Document();
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CPDF_Parser* GetParser() const { return m_pParser; }
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CPDF_Dictionary* GetRoot() const { return m_pRootDict; }
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CPDF_Dictionary* GetInfo() const { return m_pInfoDict; }
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void GetID(CFX_ByteString& id1, CFX_ByteString& id2) const {
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id1 = m_ID1;
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id2 = m_ID2;
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}
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int GetPageCount() const;
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CPDF_Dictionary* GetPage(int iPage);
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int GetPageIndex(uint32_t objnum);
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uint32_t GetUserPermissions() const;
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CPDF_DocPageData* GetPageData() const { return m_pDocPage; }
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void ClearPageData();
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void RemoveColorSpaceFromPageData(CPDF_Object* pObject);
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std::unique_ptr<CFX_Deletable>* CodecContext() { return &m_pCodecContext; }
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std::unique_ptr<CPDF_LinkList>* LinksContext() { return &m_pLinksContext; }
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CPDF_DocRenderData* GetRenderData() const { return m_pDocRender.get(); }
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void ClearRenderData();
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void ClearRenderFont();
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FX_BOOL IsFormStream(uint32_t objnum, FX_BOOL& bForm) const;
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// |pFontDict| must not be null.
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CPDF_Font* LoadFont(CPDF_Dictionary* pFontDict);
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CPDF_ColorSpace* LoadColorSpace(CPDF_Object* pCSObj,
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CPDF_Dictionary* pResources = nullptr);
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CPDF_Pattern* LoadPattern(CPDF_Object* pObj,
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FX_BOOL bShading,
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const CFX_Matrix& matrix);
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CPDF_Image* LoadImageF(CPDF_Object* pObj);
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CPDF_StreamAcc* LoadFontFile(CPDF_Stream* pStream);
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CPDF_IccProfile* LoadIccProfile(CPDF_Stream* pStream);
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void LoadDoc();
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void LoadAsynDoc(CPDF_Dictionary* pLinearized);
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void LoadPages();
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// Editing methods.
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void CreateNewDoc();
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CPDF_Dictionary* CreateNewPage(int iPage);
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void DeletePage(int iPage);
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CPDF_Font* AddStandardFont(const FX_CHAR* font, CPDF_FontEncoding* pEncoding);
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CPDF_Font* AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert);
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#if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_
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CPDF_Font* AddWindowsFont(LOGFONTA* pLogFont,
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FX_BOOL bVert,
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FX_BOOL bTranslateName = FALSE);
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CPDF_Font* AddWindowsFont(LOGFONTW* pLogFont,
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FX_BOOL bVert,
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FX_BOOL bTranslateName = FALSE);
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#endif
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#if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_
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CPDF_Font* AddMacFont(CTFontRef pFont,
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FX_BOOL bVert,
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FX_BOOL bTranslateName = FALSE);
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#endif
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protected:
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friend class CPDF_Creator;
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friend class CPDF_Parser;
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friend class CPDF_DataAvail;
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friend class CPDF_OCContext;
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// Retrieve page count information by getting count value from the tree nodes
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int RetrievePageCount() const;
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CPDF_Dictionary* FindPDFPage(CPDF_Dictionary* pPages,
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int iPage,
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int nPagesToGo,
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int level);
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int FindPageIndex(CPDF_Dictionary* pNode,
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uint32_t& skip_count,
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uint32_t objnum,
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int& index,
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int level = 0);
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FX_BOOL CheckOCGVisible(CPDF_Dictionary* pOCG, FX_BOOL bPrinting);
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CPDF_Dictionary* m_pRootDict;
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CPDF_Dictionary* m_pInfoDict;
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CFX_ByteString m_ID1;
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CFX_ByteString m_ID2;
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bool m_bLinearized;
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int m_iFirstPageNo;
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uint32_t m_dwFirstPageObjNum;
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CFX_ArrayTemplate<uint32_t> m_PageList;
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// TODO(thestig): Figure out why this cannot be a std::unique_ptr.
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CPDF_DocPageData* m_pDocPage;
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std::unique_ptr<CPDF_DocRenderData> m_pDocRender;
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std::unique_ptr<CFX_Deletable> m_pCodecContext;
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std::unique_ptr<CPDF_LinkList> m_pLinksContext;
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};
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#endif // CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DOCUMENT_H_
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