1 // Copyright 2014 PDFium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6 7 #ifndef CORE_SRC_FPDFAPI_FPDF_EDIT_EDITINT_H_ 8 #define CORE_SRC_FPDFAPI_FPDF_EDIT_EDITINT_H_ 9 10 #include "core/include/fxcrt/fx_basic.h" 11 #include "core/include/fxcrt/fx_stream.h" 12 #include "core/include/fxcrt/fx_system.h" 13 14 class CPDF_Creator; 15 class CPDF_Object; 16 17 class CPDF_ObjectStream { 18 public: 19 CPDF_ObjectStream(); 20 21 FX_BOOL Start(); 22 23 int32_t CompressIndirectObject(FX_DWORD dwObjNum, const CPDF_Object* pObj); 24 int32_t CompressIndirectObject(FX_DWORD dwObjNum, 25 const uint8_t* pBuffer, 26 FX_DWORD dwSize); 27 28 FX_FILESIZE End(CPDF_Creator* pCreator); 29 30 CFX_DWordArray m_ObjNumArray; 31 32 CFX_ByteTextBuf m_Buffer; 33 FX_DWORD m_dwObjNum; 34 int32_t m_index; 35 36 protected: 37 CFX_DWordArray m_OffsetArray; 38 }; 39 class CPDF_XRefStream { 40 public: 41 CPDF_XRefStream(); 42 43 FX_BOOL Start(); 44 45 int32_t CompressIndirectObject(FX_DWORD dwObjNum, 46 const CPDF_Object* pObj, 47 CPDF_Creator* pCreator); 48 49 int32_t CompressIndirectObject(FX_DWORD dwObjNum, 50 const uint8_t* pBuffer, 51 FX_DWORD dwSize, 52 CPDF_Creator* pCreator); 53 54 FX_BOOL End(CPDF_Creator* pCreator, FX_BOOL bEOF = FALSE); 55 FX_BOOL AddObjectNumberToIndexArray(FX_DWORD objnum); 56 FX_BOOL EndXRefStream(CPDF_Creator* pCreator); 57 58 CFX_DWordArray m_IndexArray; 59 60 FX_FILESIZE m_PrevOffset; 61 FX_DWORD m_dwTempObjNum; 62 63 protected: 64 int32_t EndObjectStream(CPDF_Creator* pCreator, FX_BOOL bEOF = TRUE); 65 FX_BOOL GenerateXRefStream(CPDF_Creator* pCreator, FX_BOOL bEOF); 66 int32_t m_iSeg; 67 CPDF_ObjectStream m_ObjStream; 68 CFX_ByteTextBuf m_Buffer; 69 }; 70 71 #endif // CORE_SRC_FPDFAPI_FPDF_EDIT_EDITINT_H_ 72
