text: // Copyright 2016 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 CORE_FXGE_CFX_FONTMGR_H_
  #define CORE_FXGE_CFX_FONTMGR_H_
  
  #include <map>
  #include <memory>
  
  #include "core/fxge/fx_font.h"
  
  class IFX_SystemFontInfo;
  class CFX_FontMapper;
  class CFX_SubstFont;
  class CTTFontDesc;
  
  class CFX_FontMgr {
   public:
    CFX_FontMgr();
    ~CFX_FontMgr();
  
    void InitFTLibrary();
  
    FXFT_Face GetCachedFace(const CFX_ByteString& face_name,
                            int weight,
                            bool bItalic,
                            uint8_t*& pFontData);
    FXFT_Face AddCachedFace(const CFX_ByteString& face_name,
                            int weight,
                            bool bItalic,
                            uint8_t* pData,
                            uint32_t size,
                            int face_index);
    FXFT_Face GetCachedTTCFace(int ttc_size,
                               uint32_t checksum,
                               int font_offset,
                               uint8_t*& pFontData);
    FXFT_Face AddCachedTTCFace(int ttc_size,
                               uint32_t checksum,
                               uint8_t* pData,
                               uint32_t size,
                               int font_offset);
    FXFT_Face GetFileFace(const char* filename, int face_index);
    FXFT_Face GetFixedFace(const uint8_t* pData, uint32_t size, int face_index);
    void ReleaseFace(FXFT_Face face);
    void SetSystemFontInfo(std::unique_ptr<IFX_SystemFontInfo> pFontInfo);
    FXFT_Face FindSubstFont(const CFX_ByteString& face_name,
                            bool bTrueType,
                            uint32_t flags,
                            int weight,
                            int italic_angle,
                            int CharsetCP,
                            CFX_SubstFont* pSubstFont);
    bool GetBuiltinFont(size_t index, const uint8_t** pFontData, uint32_t* size);
    CFX_FontMapper* GetBuiltinMapper() const { return m_pBuiltinMapper.get(); }
    FXFT_Library GetFTLibrary() const { return m_FTLibrary; }
    bool FTLibrarySupportsHinting() const { return m_FTLibrarySupportsHinting; }
  
   private:
    std::unique_ptr<CFX_FontMapper> m_pBuiltinMapper;
    std::map<CFX_ByteString, CTTFontDesc*> m_FaceMap;
    FXFT_Library m_FTLibrary;
    bool m_FTLibrarySupportsHinting;
  };
  
  #endif  // CORE_FXGE_CFX_FONTMGR_H_
  