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1 // Copyright 2016 PDFium Authors. All rights reserved. | 1 // Copyright 2016 PDFium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com |
6 | 6 |
7 #ifndef CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DATA_AVAIL_H_ | 7 #ifndef CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DATA_AVAIL_H_ |
8 #define CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DATA_AVAIL_H_ | 8 #define CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DATA_AVAIL_H_ |
9 | 9 |
10 #include "core/fpdfapi/fpdf_parser/cpdf_syntax_parser.h" | 10 #include "core/fpdfapi/fpdf_parser/cpdf_syntax_parser.h" |
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90 virtual void AddSegment(FX_FILESIZE offset, uint32_t size) = 0; | 90 virtual void AddSegment(FX_FILESIZE offset, uint32_t size) = 0; |
91 }; | 91 }; |
92 | 92 |
93 CPDF_DataAvail(FileAvail* pFileAvail, | 93 CPDF_DataAvail(FileAvail* pFileAvail, |
94 IFX_FileRead* pFileRead, | 94 IFX_FileRead* pFileRead, |
95 FX_BOOL bSupportHintTable); | 95 FX_BOOL bSupportHintTable); |
96 ~CPDF_DataAvail(); | 96 ~CPDF_DataAvail(); |
97 | 97 |
98 DocAvailStatus IsDocAvail(DownloadHints* pHints); | 98 DocAvailStatus IsDocAvail(DownloadHints* pHints); |
99 void SetDocument(CPDF_Document* pDoc); | 99 void SetDocument(CPDF_Document* pDoc); |
100 DocAvailStatus IsPageAvail(int iPage, DownloadHints* pHints); | 100 DocAvailStatus IsPageAvail(uint32_t dwPage, DownloadHints* pHints); |
101 DocFormStatus IsFormAvail(DownloadHints* pHints); | 101 DocFormStatus IsFormAvail(DownloadHints* pHints); |
102 DocLinearizationStatus IsLinearizedPDF(); | 102 DocLinearizationStatus IsLinearizedPDF(); |
103 FX_BOOL IsLinearized(); | 103 FX_BOOL IsLinearized(); |
104 void GetLinearizedMainXRefInfo(FX_FILESIZE* pPos, uint32_t* pSize); | 104 void GetLinearizedMainXRefInfo(FX_FILESIZE* pPos, uint32_t* pSize); |
105 IFX_FileRead* GetFileRead() const { return m_pFileRead; } | 105 IFX_FileRead* GetFileRead() const { return m_pFileRead; } |
106 int GetPageCount() const; | 106 int GetPageCount() const; |
107 CPDF_Dictionary* GetPage(int index); | 107 CPDF_Dictionary* GetPage(int index); |
108 | 108 |
109 friend class CPDF_HintTables; | 109 friend class CPDF_HintTables; |
110 | 110 |
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159 CPDF_IndirectObjectHolder* pObjList = nullptr); | 159 CPDF_IndirectObjectHolder* pObjList = nullptr); |
160 CPDF_Object* GetObject(uint32_t objnum, | 160 CPDF_Object* GetObject(uint32_t objnum, |
161 DownloadHints* pHints, | 161 DownloadHints* pHints, |
162 FX_BOOL* pExistInFile); | 162 FX_BOOL* pExistInFile); |
163 FX_BOOL GetPageKids(CPDF_Parser* pParser, CPDF_Object* pPages); | 163 FX_BOOL GetPageKids(CPDF_Parser* pParser, CPDF_Object* pPages); |
164 FX_BOOL PreparePageItem(); | 164 FX_BOOL PreparePageItem(); |
165 FX_BOOL LoadPages(DownloadHints* pHints); | 165 FX_BOOL LoadPages(DownloadHints* pHints); |
166 FX_BOOL LoadAllXref(DownloadHints* pHints); | 166 FX_BOOL LoadAllXref(DownloadHints* pHints); |
167 FX_BOOL LoadAllFile(DownloadHints* pHints); | 167 FX_BOOL LoadAllFile(DownloadHints* pHints); |
168 DocAvailStatus CheckLinearizedData(DownloadHints* pHints); | 168 DocAvailStatus CheckLinearizedData(DownloadHints* pHints); |
169 FX_BOOL CheckPageAnnots(int iPage, DownloadHints* pHints); | 169 FX_BOOL CheckPageAnnots(uint32_t dwPage, DownloadHints* pHints); |
170 | 170 |
171 DocAvailStatus CheckLinearizedFirstPage(int iPage, DownloadHints* pHints); | 171 DocAvailStatus CheckLinearizedFirstPage(uint32_t dwPage, |
| 172 DownloadHints* pHints); |
172 FX_BOOL HaveResourceAncestor(CPDF_Dictionary* pDict); | 173 FX_BOOL HaveResourceAncestor(CPDF_Dictionary* pDict); |
173 FX_BOOL CheckPage(int32_t iPage, DownloadHints* pHints); | 174 FX_BOOL CheckPage(uint32_t dwPage, DownloadHints* pHints); |
174 FX_BOOL LoadDocPages(DownloadHints* pHints); | 175 FX_BOOL LoadDocPages(DownloadHints* pHints); |
175 FX_BOOL LoadDocPage(int32_t iPage, DownloadHints* pHints); | 176 FX_BOOL LoadDocPage(uint32_t dwPage, DownloadHints* pHints); |
176 FX_BOOL CheckPageNode(PageNode& pageNodes, | 177 FX_BOOL CheckPageNode(PageNode& pageNodes, |
177 int32_t iPage, | 178 int32_t iPage, |
178 int32_t& iCount, | 179 int32_t& iCount, |
179 DownloadHints* pHints, | 180 DownloadHints* pHints, |
180 int level); | 181 int level); |
181 FX_BOOL CheckUnkownPageNode(uint32_t dwPageNo, | 182 FX_BOOL CheckUnkownPageNode(uint32_t dwPageNo, |
182 PageNode* pPageNode, | 183 PageNode* pPageNode, |
183 DownloadHints* pHints); | 184 DownloadHints* pHints); |
184 FX_BOOL CheckArrayPageNode(uint32_t dwPageNo, | 185 FX_BOOL CheckArrayPageNode(uint32_t dwPageNo, |
185 PageNode* pPageNode, | 186 PageNode* pPageNode, |
186 DownloadHints* pHints); | 187 DownloadHints* pHints); |
187 FX_BOOL CheckPageCount(DownloadHints* pHints); | 188 FX_BOOL CheckPageCount(DownloadHints* pHints); |
188 bool IsFirstCheck(int iPage); | 189 bool IsFirstCheck(uint32_t dwPage); |
189 void ResetFirstCheck(int iPage); | 190 void ResetFirstCheck(uint32_t dwPage); |
190 FX_BOOL IsDataAvail(FX_FILESIZE offset, uint32_t size, DownloadHints* pHints); | 191 FX_BOOL IsDataAvail(FX_FILESIZE offset, uint32_t size, DownloadHints* pHints); |
191 | 192 |
192 FileAvail* const m_pFileAvail; | 193 FileAvail* const m_pFileAvail; |
193 IFX_FileRead* const m_pFileRead; | 194 IFX_FileRead* const m_pFileRead; |
194 CPDF_Parser m_parser; | 195 CPDF_Parser m_parser; |
195 CPDF_SyntaxParser m_syntaxParser; | 196 CPDF_SyntaxParser m_syntaxParser; |
196 CPDF_Object* m_pRoot; | 197 CPDF_Object* m_pRoot; |
197 uint32_t m_dwRootObjNum; | 198 uint32_t m_dwRootObjNum; |
198 uint32_t m_dwInfoObjNum; | 199 uint32_t m_dwInfoObjNum; |
199 CPDF_Object* m_pLinearized; | 200 CPDF_Object* m_pLinearized; |
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243 FX_BOOL m_bTotalLoadPageTree; | 244 FX_BOOL m_bTotalLoadPageTree; |
244 FX_BOOL m_bCurPageDictLoadOK; | 245 FX_BOOL m_bCurPageDictLoadOK; |
245 PageNode m_pageNodes; | 246 PageNode m_pageNodes; |
246 std::set<uint32_t> m_pageMapCheckState; | 247 std::set<uint32_t> m_pageMapCheckState; |
247 std::set<uint32_t> m_pagesLoadState; | 248 std::set<uint32_t> m_pagesLoadState; |
248 std::unique_ptr<CPDF_HintTables> m_pHintTables; | 249 std::unique_ptr<CPDF_HintTables> m_pHintTables; |
249 FX_BOOL m_bSupportHintTable; | 250 FX_BOOL m_bSupportHintTable; |
250 }; | 251 }; |
251 | 252 |
252 #endif // CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DATA_AVAIL_H_ | 253 #endif // CORE_FPDFAPI_FPDF_PARSER_INCLUDE_CPDF_DATA_AVAIL_H_ |
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