| // 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_FPDF_EDIT_EDITINT_H_ |
| #define CORE_FPDFAPI_FPDF_EDIT_EDITINT_H_ |
| |
| #include <vector> |
| |
| #include "core/fxcrt/include/fx_basic.h" |
| #include "core/fxcrt/include/fx_stream.h" |
| #include "core/fxcrt/include/fx_system.h" |
| |
| class CPDF_Creator; |
| class CPDF_Object; |
| |
| class CPDF_ObjectStream { |
| public: |
| struct Item { |
| uint32_t objnum; |
| FX_STRSIZE offset; |
| }; |
| |
| CPDF_ObjectStream(); |
| ~CPDF_ObjectStream(); |
| |
| void Start(); |
| FX_FILESIZE End(CPDF_Creator* pCreator); |
| void CompressIndirectObject(uint32_t dwObjNum, const CPDF_Object* pObj); |
| void CompressIndirectObject(uint32_t dwObjNum, |
| const uint8_t* pBuffer, |
| uint32_t dwSize); |
| |
| std::vector<Item> m_Items; |
| CFX_ByteTextBuf m_Buffer; |
| uint32_t m_dwObjNum; |
| int32_t m_index; |
| }; |
| |
| class CPDF_XRefStream { |
| public: |
| struct Index { |
| uint32_t objnum; |
| uint32_t count; |
| }; |
| |
| CPDF_XRefStream(); |
| ~CPDF_XRefStream(); |
| |
| FX_BOOL Start(); |
| int32_t CompressIndirectObject(uint32_t dwObjNum, |
| const CPDF_Object* pObj, |
| CPDF_Creator* pCreator); |
| int32_t CompressIndirectObject(uint32_t dwObjNum, |
| const uint8_t* pBuffer, |
| uint32_t dwSize, |
| CPDF_Creator* pCreator); |
| FX_BOOL End(CPDF_Creator* pCreator, FX_BOOL bEOF = FALSE); |
| void AddObjectNumberToIndexArray(uint32_t objnum); |
| FX_BOOL EndXRefStream(CPDF_Creator* pCreator); |
| |
| std::vector<Index> m_IndexArray; |
| FX_FILESIZE m_PrevOffset; |
| uint32_t m_dwTempObjNum; |
| |
| protected: |
| int32_t EndObjectStream(CPDF_Creator* pCreator, FX_BOOL bEOF = TRUE); |
| FX_BOOL GenerateXRefStream(CPDF_Creator* pCreator, FX_BOOL bEOF); |
| |
| size_t m_iSeg; |
| CPDF_ObjectStream m_ObjStream; |
| CFX_ByteTextBuf m_Buffer; |
| }; |
| |
| #endif // CORE_FPDFAPI_FPDF_EDIT_EDITINT_H_ |