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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_INCLUDE_FPDFAPI_CPDF_DOCUMENT_H_
#define CORE_INCLUDE_FPDFAPI_CPDF_DOCUMENT_H_
#include "core/include/fpdfapi/cpdf_indirect_object_holder.h"
#include "core/include/fpdfapi/cpdf_object.h"
#include "core/include/fxcrt/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 CFX_PrivateData, public CPDF_IndirectObjectHolder {
public:
CPDF_Document();
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(FX_DWORD objnum);
FX_DWORD GetUserPermissions(FX_BOOL bCheckRevision = FALSE) const;
CPDF_DocPageData* GetPageData() { return GetValidatePageData(); }
void ClearPageData();
void RemoveColorSpaceFromPageData(CPDF_Object* pObject);
CPDF_DocRenderData* GetRenderData() { return GetValidateRenderData(); }
void ClearRenderData();
void ClearRenderFont();
FX_BOOL IsFormStream(FX_DWORD 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 = NULL);
CPDF_Pattern* LoadPattern(CPDF_Object* pObj,
FX_BOOL bShading,
const CFX_Matrix* matrix = NULL);
CPDF_Image* LoadImageF(CPDF_Object* pObj);
CPDF_StreamAcc* LoadFontFile(CPDF_Stream* pStream);
CPDF_IccProfile* LoadIccProfile(CPDF_Stream* pStream);
#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
CPDF_Font* AddStandardFont(const FX_CHAR* font, CPDF_FontEncoding* pEncoding);
CPDF_Font* AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert);
void CreateNewDoc();
CPDF_Dictionary* CreateNewPage(int iPage);
void DeletePage(int iPage);
void LoadDoc();
void LoadAsynDoc(CPDF_Dictionary* pLinearized);
void LoadPages();
protected:
// Retrieve page count information by getting count value from the tree nodes
// or walking through the tree nodes to calculate it.
int RetrievePageCount() const;
CPDF_Dictionary* _FindPDFPage(CPDF_Dictionary* pPages,
int iPage,
int nPagesToGo,
int level);
int _FindPageIndex(CPDF_Dictionary* pNode,
FX_DWORD& skip_count,
FX_DWORD objnum,
int& index,
int level = 0);
FX_BOOL CheckOCGVisible(CPDF_Dictionary* pOCG, FX_BOOL bPrinting);
CPDF_DocPageData* GetValidatePageData();
CPDF_DocRenderData* GetValidateRenderData();
friend class CPDF_Creator;
friend class CPDF_Parser;
friend class CPDF_DataAvail;
friend class CPDF_OCContext;
CPDF_Dictionary* m_pRootDict;
CPDF_Dictionary* m_pInfoDict;
CFX_ByteString m_ID1;
CFX_ByteString m_ID2;
FX_BOOL m_bLinearized;
FX_DWORD m_dwFirstPageNo;
FX_DWORD m_dwFirstPageObjNum;
CFX_DWordArray m_PageList;
CPDF_DocPageData* m_pDocPage;
CPDF_DocRenderData* m_pDocRender;
};
#endif // CORE_INCLUDE_FPDFAPI_CPDF_DOCUMENT_H_
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