// Copyright 2014 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_EDIT_INCLUDE_CPDF_CREATOR_H_
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#define CORE_FPDFAPI_FPDF_EDIT_INCLUDE_CPDF_CREATOR_H_
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#include <memory>
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#include "core/fxcrt/include/fx_basic.h"
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class CPDF_Array;
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class CPDF_CryptoHandler;
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class CPDF_Dictionary;
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class CPDF_Document;
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class CPDF_Object;
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class CPDF_Parser;
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class CPDF_XRefStream;
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#define FPDFCREATE_INCREMENTAL 1
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#define FPDFCREATE_NO_ORIGINAL 2
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#define FPDFCREATE_PROGRESSIVE 4
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#define FPDFCREATE_OBJECTSTREAM 8
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CFX_ByteTextBuf& operator<<(CFX_ByteTextBuf& buf, const CPDF_Object* pObj);
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class CPDF_Creator {
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public:
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explicit CPDF_Creator(CPDF_Document* pDoc);
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~CPDF_Creator();
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void RemoveSecurity();
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bool Create(IFX_StreamWrite* pFile, uint32_t flags = 0);
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int32_t Continue(IFX_Pause* pPause = nullptr);
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FX_BOOL SetFileVersion(int32_t fileVersion = 17);
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private:
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friend class CPDF_ObjectStream;
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friend class CPDF_XRefStream;
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bool Create(uint32_t flags);
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void ResetStandardSecurity();
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void Clear();
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void InitOldObjNumOffsets();
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void InitNewObjNumOffsets();
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void InitID(FX_BOOL bDefault = TRUE);
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void AppendNewObjNum(uint32_t objbum);
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int32_t AppendObjectNumberToXRef(uint32_t objnum);
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int32_t WriteDoc_Stage1(IFX_Pause* pPause);
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int32_t WriteDoc_Stage2(IFX_Pause* pPause);
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int32_t WriteDoc_Stage3(IFX_Pause* pPause);
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int32_t WriteDoc_Stage4(IFX_Pause* pPause);
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int32_t WriteOldIndirectObject(uint32_t objnum);
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int32_t WriteOldObjs(IFX_Pause* pPause);
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int32_t WriteNewObjs(FX_BOOL bIncremental, IFX_Pause* pPause);
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int32_t WriteIndirectObj(const CPDF_Object* pObj);
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int32_t WriteDirectObj(uint32_t objnum,
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const CPDF_Object* pObj,
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FX_BOOL bEncrypt = TRUE);
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int32_t WriteIndirectObjectToStream(const CPDF_Object* pObj);
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int32_t WriteIndirectObj(uint32_t objnum, const CPDF_Object* pObj);
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int32_t WriteIndirectObjectToStream(uint32_t objnum,
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const uint8_t* pBuffer,
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uint32_t dwSize);
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int32_t WriteStream(const CPDF_Object* pStream,
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uint32_t objnum,
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CPDF_CryptoHandler* pCrypto);
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CPDF_Document* const m_pDocument;
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CPDF_Parser* const m_pParser;
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FX_BOOL m_bSecurityChanged;
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CPDF_Dictionary* m_pEncryptDict;
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uint32_t m_dwEncryptObjNum;
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FX_BOOL m_bEncryptCloned;
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CPDF_CryptoHandler* m_pCryptoHandler;
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// Whether this owns the crypto handler |m_pCryptoHandler|.
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FX_BOOL m_bLocalCryptoHandler;
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CPDF_Object* m_pMetadata;
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std::unique_ptr<CPDF_XRefStream> m_pXRefStream;
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int32_t m_ObjectStreamSize;
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uint32_t m_dwLastObjNum;
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CFX_FileBufferArchive m_File;
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FX_FILESIZE m_Offset;
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int32_t m_iStage;
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uint32_t m_dwFlags;
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FX_POSITION m_Pos;
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FX_FILESIZE m_XrefStart;
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CFX_FileSizeListArray m_ObjectOffset;
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CFX_ArrayTemplate<uint32_t> m_NewObjNumArray;
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CPDF_Array* m_pIDArray;
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int32_t m_FileVersion;
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};
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#endif // CORE_FPDFAPI_FPDF_EDIT_INCLUDE_CPDF_CREATOR_H_
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