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