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// Copyright 2014 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_FPDF_SERIAL_H_
#define CORE_INCLUDE_FPDFAPI_FPDF_SERIAL_H_
#include "fpdf_page.h"
#include "fpdf_pageobj.h"
class CPDF_ObjectStream;
class CPDF_XRefStream;
CFX_ByteTextBuf& operator << (CFX_ByteTextBuf& buf, const CPDF_Object* pObj);
class CPDF_ObjArchiveSaver : public CFX_ArchiveSaver
{
public:
friend CPDF_ObjArchiveSaver& operator << (CPDF_ObjArchiveSaver& ar, const CPDF_Object* pObj);
protected:
CFX_MapPtrToPtr m_ObjectMap;
};
class CPDF_ObjArchiveLoader : public CFX_ArchiveLoader
{
public:
CPDF_ObjArchiveLoader(FX_LPCBYTE pData, FX_DWORD dwSize) : CFX_ArchiveLoader(pData, dwSize),
m_IndirectObjects(NULL) {}
friend CPDF_ObjArchiveLoader& operator >> (CPDF_ObjArchiveLoader& ar, CPDF_Object*& pObj);
protected:
CPDF_IndirectObjects m_IndirectObjects;
};
class CPDF_PageArchiveSaver : public CPDF_ObjArchiveSaver
{
public:
CPDF_PageArchiveSaver(CPDF_PageObjects* pPageObjs);
friend CPDF_PageArchiveSaver& operator << (CPDF_PageArchiveSaver& ar, CPDF_PageObject* pObj);
friend CPDF_PageArchiveSaver& operator << (CPDF_PageArchiveSaver& ar, CPDF_ClipPath clip_path);
friend CPDF_PageArchiveSaver& operator << (CPDF_PageArchiveSaver& ar, CPDF_GraphState graph_state);
friend CPDF_PageArchiveSaver& operator << (CPDF_PageArchiveSaver& ar, CPDF_TextState text_state);
friend CPDF_PageArchiveSaver& operator << (CPDF_PageArchiveSaver& ar, CPDF_ColorState color_state);
friend CPDF_PageArchiveSaver& operator << (CPDF_PageArchiveSaver& ar, CPDF_GeneralState general_state);
protected:
CPDF_ClipPath m_LastClipPath;
CPDF_GraphState m_LastGraphState;
CPDF_ColorState m_LastColorState;
CPDF_TextState m_LastTextState;
CPDF_GeneralState m_LastGeneralState;
CPDF_PageObjects* m_pCurPage;
};
class CPDF_PageArchiveLoader : public CPDF_ObjArchiveLoader
{
public:
CPDF_PageArchiveLoader(CPDF_PageObjects* pPageObjs, FX_LPCBYTE pData, FX_DWORD dwSize);
friend CPDF_PageArchiveLoader& operator >> (CPDF_PageArchiveLoader& ar, CPDF_PageObject*& pObj);
friend CPDF_PageArchiveLoader& operator >> (CPDF_PageArchiveLoader& ar, CPDF_ClipPath& clip_path);
friend CPDF_PageArchiveLoader& operator >> (CPDF_PageArchiveLoader& ar, CPDF_GraphState& graph_state);
friend CPDF_PageArchiveLoader& operator >> (CPDF_PageArchiveLoader& ar, CPDF_TextState& text_state);
friend CPDF_PageArchiveLoader& operator >> (CPDF_PageArchiveLoader& ar, CPDF_ColorState& color_state);
friend CPDF_PageArchiveLoader& operator >> (CPDF_PageArchiveLoader& ar, CPDF_GeneralState& general_state);
protected:
void PostProcColor(CPDF_Color& color);
CPDF_Object* AddResource(CPDF_Object* pSrcObj, FX_LPCSTR type);
CPDF_ClipPath m_LastClipPath;
CPDF_GraphState m_LastGraphState;
CPDF_ColorState m_LastColorState;
CPDF_TextState m_LastTextState;
CPDF_GeneralState m_LastGeneralState;
CPDF_PageObjects* m_pCurPage;
CFX_MapPtrToPtr m_ObjectMap;
};
#define FPDFCREATE_INCREMENTAL 1
#define FPDFCREATE_NO_ORIGINAL 2
#define FPDFCREATE_PROGRESSIVE 4
#define FPDFCREATE_OBJECTSTREAM 8
class CPDF_Creator
{
public:
CPDF_Creator(CPDF_Document* pDoc);
~CPDF_Creator();
void RemoveSecurity();
FX_BOOL Create(FX_LPCWSTR filename, FX_DWORD flags = 0);
FX_BOOL Create(FX_LPCSTR filename, FX_DWORD flags = 0);
FX_BOOL Create(IFX_StreamWrite* pFile, FX_DWORD flags = 0);
int32_t Continue(IFX_Pause *pPause = NULL);
FX_BOOL SetFileVersion(int32_t fileVersion = 17);
protected:
CPDF_Document* m_pDocument;
CPDF_Parser* m_pParser;
FX_BOOL m_bCompress;
FX_BOOL m_bSecurityChanged;
CPDF_Dictionary* m_pEncryptDict;
FX_DWORD m_dwEnryptObjNum;
FX_BOOL m_bEncryptCloned;
FX_BOOL m_bStandardSecurity;
CPDF_CryptoHandler* m_pCryptoHandler;
FX_BOOL m_bNewCrypto;
FX_BOOL m_bEncryptMetadata;
CPDF_Object* m_pMetadata;
CPDF_XRefStream* m_pXRefStream;
int32_t m_ObjectStreamSize;
FX_DWORD m_dwLastObjNum;
FX_BOOL Create(FX_DWORD flags);
void ResetStandardSecurity();
void Clear();
int32_t WriteDoc_Stage1(IFX_Pause *pPause);
int32_t WriteDoc_Stage2(IFX_Pause *pPause);
int32_t WriteDoc_Stage3(IFX_Pause *pPause);
int32_t WriteDoc_Stage4(IFX_Pause *pPause);
CFX_FileBufferArchive m_File;
FX_FILESIZE m_Offset;
void InitOldObjNumOffsets();
void InitNewObjNumOffsets();
void AppendNewObjNum(FX_DWORD objbum);
int32_t WriteOldIndirectObject(FX_DWORD objnum);
int32_t WriteOldObjs(IFX_Pause *pPause);
int32_t WriteNewObjs(FX_BOOL bIncremental, IFX_Pause *pPause);
int32_t WriteIndirectObj(const CPDF_Object* pObj);
int32_t WriteDirectObj(FX_DWORD objnum, const CPDF_Object* pObj, FX_BOOL bEncrypt = TRUE);
int32_t WriteIndirectObjectToStream(const CPDF_Object* pObj);
int32_t WriteIndirectObj(FX_DWORD objnum, const CPDF_Object* pObj);
int32_t WriteIndirectObjectToStream(FX_DWORD objnum, FX_LPCBYTE pBuffer, FX_DWORD dwSize);
int32_t AppendObjectNumberToXRef(FX_DWORD objnum);
void InitID(FX_BOOL bDefault = TRUE);
int32_t WriteStream(const CPDF_Object* pStream, FX_DWORD objnum, CPDF_CryptoHandler* pCrypto);
int32_t m_iStage;
FX_DWORD m_dwFlags;
FX_POSITION m_Pos;
FX_FILESIZE m_XrefStart;
CFX_FileSizeListArray m_ObjectOffset;
CFX_DWordListArray m_ObjectSize;
CFX_DWordArray m_NewObjNumArray;
CPDF_Array* m_pIDArray;
int32_t m_FileVersion;
friend class CPDF_ObjectStream;
friend class CPDF_XRefStream;
};
#endif // CORE_INCLUDE_FPDFAPI_FPDF_SERIAL_H_
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