summaryrefslogtreecommitdiff
path: root/core/include/fpdfapi/fpdf_serial.h
blob: 87ec7b5a0500343a431a4168f1f3aaeb6a73d29c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
// 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 _FPDF_SERIAL_
#define _FPDF_SERIAL_
#ifndef _FPDF_PAGE_
#include "fpdf_page.h"
#endif
#ifndef _FPDF_PAGEOBJ_H_
#include "fpdf_pageobj.h"
#endif
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 CFX_Object
{
public:

    CPDF_Creator(CPDF_Document* pDoc);

    ~CPDF_Creator();

    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);

    FX_INT32			Continue(IFX_Pause *pPause = NULL);

    FX_BOOL				SetFileVersion(FX_INT32 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;

    FX_INT32			m_ObjectStreamSize;

    FX_DWORD			m_dwLastObjNum;
    FX_BOOL				Create(FX_DWORD flags);
    void				ResetStandardSecurity();
    void				Clear();
    FX_INT32			WriteDoc_Stage1(IFX_Pause *pPause);
    FX_INT32			WriteDoc_Stage2(IFX_Pause *pPause);
    FX_INT32			WriteDoc_Stage3(IFX_Pause *pPause);
    FX_INT32			WriteDoc_Stage4(IFX_Pause *pPause);

    CFX_FileBufferArchive	m_File;

    FX_FILESIZE			m_Offset;
    void				InitOldObjNumOffsets();
    void				InitNewObjNumOffsets();
    void				AppendNewObjNum(FX_DWORD objbum);
    FX_INT32			WriteOldIndirectObject(FX_DWORD objnum);
    FX_INT32			WriteOldObjs(IFX_Pause *pPause);
    FX_INT32			WriteNewObjs(FX_BOOL bIncremental, IFX_Pause *pPause);
    FX_INT32			WriteIndirectObj(const CPDF_Object* pObj);
    FX_INT32			WriteDirectObj(FX_DWORD objnum, const CPDF_Object* pObj, FX_BOOL bEncrypt = TRUE);
    FX_INT32			WriteIndirectObjectToStream(const CPDF_Object* pObj);
    FX_INT32			WriteIndirectObj(FX_DWORD objnum, const CPDF_Object* pObj);
    FX_INT32			WriteIndirectObjectToStream(FX_DWORD objnum, FX_LPCBYTE pBuffer, FX_DWORD dwSize);
    FX_INT32			AppendObjectNumberToXRef(FX_DWORD objnum);
    void				InitID(FX_BOOL bDefault = TRUE);
    FX_INT32			WriteStream(const CPDF_Object* pStream, FX_DWORD objnum, CPDF_CryptoHandler* pCrypto);

    FX_INT32			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;

    FX_INT32			m_FileVersion;
    friend class CPDF_ObjectStream;
    friend class CPDF_XRefStream;
};
#endif