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_FXGE_CFX_FONTCACHE_H_ 8 #define CORE_FXGE_CFX_FONTCACHE_H_ 9 10 #include <map> 11 #include <memory> 12 13 #include "core/fxcrt/fx_system.h" 14 #include "core/fxge/cfx_font.h" 15 #include "core/fxge/fx_font.h" 16 #include "core/fxge/fx_freetype.h" 17 18 class CFX_FaceCache; 19 20 class CFX_FontCache { 21 public: 22 CFX_FontCache(); 23 ~CFX_FontCache(); 24 CFX_FaceCache* GetCachedFace(const CFX_Font* pFont); 25 void ReleaseCachedFace(const CFX_Font* pFont); 26 #ifdef _SKIA_SUPPORT_ 27 CFX_TypeFace* GetDeviceCache(const CFX_Font* pFont); 28 #endif 29 30 private: 31 struct CountedFaceCache { 32 CountedFaceCache(); 33 ~CountedFaceCache(); 34 std::unique_ptr<CFX_FaceCache> m_Obj; 35 uint32_t m_nCount; 36 }; 37 38 using CFX_FTCacheMap = std::map<FXFT_Face, std::unique_ptr<CountedFaceCache>>; 39 CFX_FTCacheMap m_FTFaceMap; 40 CFX_FTCacheMap m_ExtFaceMap; 41 }; 42 43 #endif // CORE_FXGE_CFX_FONTCACHE_H_ 44