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