1 // Copyright 2016 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_FXCODEC_JBIG2_DOCUMENTCONTEXT_H_ 8 #define CORE_FXCODEC_JBIG2_DOCUMENTCONTEXT_H_ 9 10 #include <list> 11 #include <memory> 12 #include <utility> 13 14 class CJBig2_SymbolDict; 15 16 using CJBig2_CacheKey = std::pair<uint32_t, uint32_t>; 17 using CJBig2_CachePair = 18 std::pair<CJBig2_CacheKey, std::unique_ptr<CJBig2_SymbolDict>>; 19 20 // Holds per-document JBig2 related data. 21 class JBig2_DocumentContext { 22 public: 23 JBig2_DocumentContext(); 24 ~JBig2_DocumentContext(); 25 26 std::list<CJBig2_CachePair>* GetSymbolDictCache() { 27 return &m_SymbolDictCache; 28 } 29 30 private: 31 std::list<CJBig2_CachePair> m_SymbolDictCache; 32 }; 33 34 #endif // CORE_FXCODEC_JBIG2_DOCUMENTCONTEXT_H_ 35
