clang-format all pdfium code.

core/include/fxge/fx_font.h

 // 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 CORE_INCLUDE_FXGE_FX_FONT_H_
 #define CORE_INCLUDE_FXGE_FX_FONT_H_
 
 #include <map>
 
 #include "../fxcrt/fx_system.h"
 #include "fx_dib.h"
 
 typedef struct FT_FaceRec_* FXFT_Face;
 typedef void* FXFT_Library;
 class IFX_FontEncoding;
 class CFX_PathData;
 class CFX_SubstFont;
 class CFX_FaceCache;
 class CFX_FontMapper;
 class IFX_SystemFontInfo;
 class CFontFileFaceInfo;
-#define FXFONT_FIXED_PITCH              0x01
-#define FXFONT_SERIF                    0x02
-#define FXFONT_SYMBOLIC                 0x04
-#define FXFONT_SCRIPT                   0x08
-#define FXFONT_ITALIC                   0x40
-#define FXFONT_BOLD                             0x40000
-#define FXFONT_USEEXTERNATTR    0x80000
-#define FXFONT_CIDFONT                  0x100000
-#define FXFONT_ANSI_CHARSET             0
-#define FXFONT_DEFAULT_CHARSET  1
-#define FXFONT_SYMBOL_CHARSET   2
-#define FXFONT_SHIFTJIS_CHARSET 128
-#define FXFONT_HANGEUL_CHARSET  129
-#define FXFONT_GB2312_CHARSET   134
-#define FXFONT_CHINESEBIG5_CHARSET      136
-#define FXFONT_THAI_CHARSET             222
-#define FXFONT_EASTEUROPE_CHARSET       238
-#define FXFONT_RUSSIAN_CHARSET  204
-#define FXFONT_GREEK_CHARSET    161
-#define FXFONT_TURKISH_CHARSET  162
-#define FXFONT_HEBREW_CHARSET   177
-#define FXFONT_ARABIC_CHARSET   178
-#define FXFONT_BALTIC_CHARSET   186
-#define FXFONT_FF_FIXEDPITCH    1
-#define FXFONT_FF_ROMAN                 (1<<4)
-#define FXFONT_FF_SCRIPT                (4<<4)
-#define FXFONT_FW_NORMAL                400
-#define FXFONT_FW_BOLD                  700
-class CFX_Font
-{
-public:
-    CFX_Font();
-    ~CFX_Font();
-
-    FX_BOOL                                     LoadSubst(const CFX_ByteString& face_name, FX_BOOL bTrueType, FX_DWORD flags,
-                                      int weight, int italic_angle, int CharsetCP, FX_BOOL bVertical = FALSE);
-
-    FX_BOOL                                     LoadEmbedded(const uint8_t* data, FX_DWORD size);
-
-    FX_BOOL                                     LoadFile(IFX_FileRead* pFile);
-
-    FXFT_Face                           GetFace() const
-    {
-        return m_Face;
-    }
-
-
-    const CFX_SubstFont*        GetSubstFont() const
-    {
-        return m_pSubstFont;
-    }
-
-    CFX_PathData*                       LoadGlyphPath(FX_DWORD glyph_index, int dest_width = 0);
-
-    int                                         GetGlyphWidth(FX_DWORD glyph_index);
-
-    int                                         GetAscent() const;
-
-    int                                         GetDescent() const;
-
-    FX_BOOL                 GetGlyphBBox(FX_DWORD glyph_index, FX_RECT &bbox);
-
-    FX_BOOL                 IsItalic();
-
-    FX_BOOL                 IsBold();
-
-    FX_BOOL                 IsFixedWidth();
-
-    FX_BOOL                                     IsVertical() const
-    {
-        return m_bVertical;
-    }
-
-    CFX_WideString          GetPsName() const;
-
-
-    CFX_ByteString          GetFamilyName() const;
-
-    CFX_ByteString          GetFaceName() const;
-
-
-    FX_BOOL                 IsTTFont();
-
-    FX_BOOL                 GetBBox(FX_RECT &bbox);
-
-    int                     GetHeight();
-
-    int                     GetULPos();
-
-    int                     GetULthickness();
-
-    int                     GetMaxAdvanceWidth();
-
-    FXFT_Face                           m_Face;
-
-    CFX_SubstFont*                      m_pSubstFont;
-    FX_BOOL                                     IsEmbedded()
-    {
-        return m_bEmbedded;
-    }
-
-    void                                        AdjustMMParams(int glyph_index, int width, int weight);
-    uint8_t*                            m_pFontDataAllocation;
-    uint8_t*               m_pFontData;
-    uint8_t*                            m_pGsubData;
-    FX_DWORD                m_dwSize;
-    CFX_BinaryBuf           m_OtfFontData;
-    void*                   m_hHandle;
-    void*                   m_pPlatformFont;
-    void*                   m_pPlatformFontCollection;
-    void*                   m_pDwFont;
-    FX_BOOL                 m_bDwLoaded;
-    void                    ReleasePlatformResource();
-
-    void                                        DeleteFace();
-protected:
-
-    FX_BOOL                                     m_bEmbedded;
-    FX_BOOL                                     m_bVertical;
-    void*                                       m_pOwnedStream;
-};
-#define ENCODING_INTERNAL               0
-#define ENCODING_UNICODE                1
-class IFX_FontEncoding
-{
-public:
-    virtual ~IFX_FontEncoding() {}
-
-    virtual FX_DWORD            GlyphFromCharCode(FX_DWORD charcode) = 0;
-
-    virtual CFX_WideString      UnicodeFromCharCode(FX_DWORD charcode) const = 0;
-
-    virtual FX_DWORD            CharCodeFromUnicode(FX_WCHAR Unicode) const = 0;
+#define FXFONT_FIXED_PITCH 0x01
+#define FXFONT_SERIF 0x02
+#define FXFONT_SYMBOLIC 0x04
+#define FXFONT_SCRIPT 0x08
+#define FXFONT_ITALIC 0x40
+#define FXFONT_BOLD 0x40000
+#define FXFONT_USEEXTERNATTR 0x80000
+#define FXFONT_CIDFONT 0x100000
+#define FXFONT_ANSI_CHARSET 0
+#define FXFONT_DEFAULT_CHARSET 1
+#define FXFONT_SYMBOL_CHARSET 2
+#define FXFONT_SHIFTJIS_CHARSET 128
+#define FXFONT_HANGEUL_CHARSET 129
+#define FXFONT_GB2312_CHARSET 134
+#define FXFONT_CHINESEBIG5_CHARSET 136
+#define FXFONT_THAI_CHARSET 222
+#define FXFONT_EASTEUROPE_CHARSET 238
+#define FXFONT_RUSSIAN_CHARSET 204
+#define FXFONT_GREEK_CHARSET 161
+#define FXFONT_TURKISH_CHARSET 162
+#define FXFONT_HEBREW_CHARSET 177
+#define FXFONT_ARABIC_CHARSET 178
+#define FXFONT_BALTIC_CHARSET 186
+#define FXFONT_FF_FIXEDPITCH 1
+#define FXFONT_FF_ROMAN (1 << 4)
+#define FXFONT_FF_SCRIPT (4 << 4)
+#define FXFONT_FW_NORMAL 400
+#define FXFONT_FW_BOLD 700
+class CFX_Font {
+ public:
+  CFX_Font();
+  ~CFX_Font();
+
+  FX_BOOL LoadSubst(const CFX_ByteString& face_name,
+                    FX_BOOL bTrueType,
+                    FX_DWORD flags,
+                    int weight,
+                    int italic_angle,
+                    int CharsetCP,
+                    FX_BOOL bVertical = FALSE);
+
+  FX_BOOL LoadEmbedded(const uint8_t* data, FX_DWORD size);
+
+  FX_BOOL LoadFile(IFX_FileRead* pFile);
+
+  FXFT_Face GetFace() const { return m_Face; }
+
+  const CFX_SubstFont* GetSubstFont() const { return m_pSubstFont; }
+
+  CFX_PathData* LoadGlyphPath(FX_DWORD glyph_index, int dest_width = 0);
+
+  int GetGlyphWidth(FX_DWORD glyph_index);
+
+  int GetAscent() const;
+
+  int GetDescent() const;
+
+  FX_BOOL GetGlyphBBox(FX_DWORD glyph_index, FX_RECT& bbox);
+
+  FX_BOOL IsItalic();
+
+  FX_BOOL IsBold();
+
+  FX_BOOL IsFixedWidth();
+
+  FX_BOOL IsVertical() const { return m_bVertical; }
+
+  CFX_WideString GetPsName() const;
+
+  CFX_ByteString GetFamilyName() const;
+
+  CFX_ByteString GetFaceName() const;
+
+  FX_BOOL IsTTFont();
+
+  FX_BOOL GetBBox(FX_RECT& bbox);
+
+  int GetHeight();
+
+  int GetULPos();
+
+  int GetULthickness();
+
+  int GetMaxAdvanceWidth();
+
+  FXFT_Face m_Face;
+
+  CFX_SubstFont* m_pSubstFont;
+  FX_BOOL IsEmbedded() { return m_bEmbedded; }
+
+  void AdjustMMParams(int glyph_index, int width, int weight);
+  uint8_t* m_pFontDataAllocation;
+  uint8_t* m_pFontData;
+  uint8_t* m_pGsubData;
+  FX_DWORD m_dwSize;
+  CFX_BinaryBuf m_OtfFontData;
+  void* m_hHandle;
+  void* m_pPlatformFont;
+  void* m_pPlatformFontCollection;
+  void* m_pDwFont;
+  FX_BOOL m_bDwLoaded;
+  void ReleasePlatformResource();
+
+  void DeleteFace();
+
+ protected:
+  FX_BOOL m_bEmbedded;
+  FX_BOOL m_bVertical;
+  void* m_pOwnedStream;
+};
+#define ENCODING_INTERNAL 0
+#define ENCODING_UNICODE 1
+class IFX_FontEncoding {
+ public:
+  virtual ~IFX_FontEncoding() {}
+
+  virtual FX_DWORD GlyphFromCharCode(FX_DWORD charcode) = 0;
+
+  virtual CFX_WideString UnicodeFromCharCode(FX_DWORD charcode) const = 0;
+
+  virtual FX_DWORD CharCodeFromUnicode(FX_WCHAR Unicode) const = 0;
 };
 IFX_FontEncoding* FXGE_CreateUnicodeEncoding(CFX_Font* pFont);
-#define FXFONT_SUBST_MM                         0x01
-#define FXFONT_SUBST_GLYPHPATH          0x04
-#define FXFONT_SUBST_CLEARTYPE          0x08
-#define FXFONT_SUBST_TRANSFORM          0x10
-#define FXFONT_SUBST_NONSYMBOL          0x20
-#define FXFONT_SUBST_EXACT                      0x40
-#define FXFONT_SUBST_STANDARD           0x80
-class CFX_SubstFont
-{
-public:
-
-    CFX_SubstFont();
-
-    void*                               m_ExtHandle;
-
-    CFX_ByteString                      m_Family;
-
-    int                                         m_Charset;
-
-    FX_DWORD                            m_SubstFlags;
-
-    int                                         m_Weight;
-
-    int                                         m_ItalicAngle;
-
-    FX_BOOL                                     m_bSubstOfCJK;
-
-    int                                         m_WeightCJK;
-
-    FX_BOOL                                     m_bItlicCJK;
-};
-#define FX_FONT_FLAG_SERIF              0x01
-#define FX_FONT_FLAG_FIXEDPITCH                 0x02
-#define FX_FONT_FLAG_ITALIC                             0x04
-#define FX_FONT_FLAG_BOLD                               0x08
-#define FX_FONT_FLAG_SYMBOLIC_SYMBOL    0x10
-#define FX_FONT_FLAG_SYMBOLIC_DINGBATS  0x20
-#define FX_FONT_FLAG_MULTIPLEMASTER             0x40
+#define FXFONT_SUBST_MM 0x01
+#define FXFONT_SUBST_GLYPHPATH 0x04
+#define FXFONT_SUBST_CLEARTYPE 0x08
+#define FXFONT_SUBST_TRANSFORM 0x10
+#define FXFONT_SUBST_NONSYMBOL 0x20
+#define FXFONT_SUBST_EXACT 0x40
+#define FXFONT_SUBST_STANDARD 0x80
+class CFX_SubstFont {
+ public:
+  CFX_SubstFont();
+
+  void* m_ExtHandle;
+
+  CFX_ByteString m_Family;
+
+  int m_Charset;
+
+  FX_DWORD m_SubstFlags;
+
+  int m_Weight;
+
+  int m_ItalicAngle;
+
+  FX_BOOL m_bSubstOfCJK;
+
+  int m_WeightCJK;
+
+  FX_BOOL m_bItlicCJK;
+};
+#define FX_FONT_FLAG_SERIF 0x01
+#define FX_FONT_FLAG_FIXEDPITCH 0x02
+#define FX_FONT_FLAG_ITALIC 0x04
+#define FX_FONT_FLAG_BOLD 0x08
+#define FX_FONT_FLAG_SYMBOLIC_SYMBOL 0x10
+#define FX_FONT_FLAG_SYMBOLIC_DINGBATS 0x20
+#define FX_FONT_FLAG_MULTIPLEMASTER 0x40
 typedef struct {
-    const uint8_t*      m_pFontData;
-    FX_DWORD    m_dwSize;
+  const uint8_t* m_pFontData;
+  FX_DWORD m_dwSize;
 } FoxitFonts;
-class CFX_FontMgr
-{
-public:
-    CFX_FontMgr();
-    ~CFX_FontMgr();
-    void                        InitFTLibrary();
-    FXFT_Face           GetCachedFace(const CFX_ByteString& face_name,
-                                  int weight, FX_BOOL bItalic, uint8_t*& pFontData);
-    FXFT_Face           AddCachedFace(const CFX_ByteString& face_name,
-                                  int weight, FX_BOOL bItalic, uint8_t* pData, FX_DWORD size, int face_index);
-    FXFT_Face           GetCachedTTCFace(int ttc_size, FX_DWORD checksum,
-                                     int font_offset, uint8_t*& pFontData);
-    FXFT_Face           AddCachedTTCFace(int ttc_size, FX_DWORD checksum,
-                                     uint8_t* pData, FX_DWORD size, int font_offset);
-    FXFT_Face           GetFileFace(const FX_CHAR* filename, int face_index);
-    FXFT_Face           GetFixedFace(const uint8_t* pData, FX_DWORD size, int face_index);
-    void                        ReleaseFace(FXFT_Face face);
-    void                        SetSystemFontInfo(IFX_SystemFontInfo* pFontInfo);
-    FXFT_Face           FindSubstFont(const CFX_ByteString& face_name, FX_BOOL bTrueType, FX_DWORD flags,
-                                  int weight, int italic_angle, int CharsetCP, CFX_SubstFont* pSubstFont);
-
-    void                        FreeCache();
-
-    FX_BOOL                     GetStandardFont(const uint8_t*& pFontData, FX_DWORD& size, int index);
-    CFX_FontMapper*     m_pBuiltinMapper;
-    CFX_MapByteStringToPtr      m_FaceMap;
-    FXFT_Library        m_FTLibrary;
-    FoxitFonts m_ExternalFonts[16];
-};
-class IFX_FontEnumerator
-{
-public:
-    virtual ~IFX_FontEnumerator() { }
-
-    virtual void                HitFont() = 0;
-
-    virtual void                Finish() = 0;
-};
-class IFX_AdditionalFontEnum
-{
-public:
-    virtual ~IFX_AdditionalFontEnum() { }
-    virtual int  CountFiles() = 0;
-    virtual IFX_FileStream* GetFontFile(int index) = 0;
-};
-class CFX_FontMapper
-{
-public:
-    CFX_FontMapper(CFX_FontMgr* mgr);
-    ~CFX_FontMapper();
-
-    void                                SetSystemFontInfo(IFX_SystemFontInfo* pFontInfo);
-    IFX_SystemFontInfo* GetSystemFontInfo()
-    {
-        return m_pFontInfo;
-    }
-    void                                AddInstalledFont(const CFX_ByteString& name, int charset);
-    void                                LoadInstalledFonts();
-    CFX_ByteStringArray m_InstalledTTFonts;
-    void                                SetFontEnumerator(IFX_FontEnumerator* pFontEnumerator)
-    {
-        m_pFontEnumerator = pFontEnumerator;
-    }
-    IFX_FontEnumerator* GetFontEnumerator() const
-    {
-        return m_pFontEnumerator;
-    }
-    FXFT_Face FindSubstFont(const CFX_ByteString& face_name, FX_BOOL bTrueType, FX_DWORD flags,
-                            int weight, int italic_angle, int CharsetCP, CFX_SubstFont* pSubstFont);
-private:
-    CFX_ByteString              GetPSNameFromTT(void* hFont);
-    CFX_ByteString              MatchInstalledFonts(const CFX_ByteString& norm_name);
-    FXFT_Face                   UseInternalSubst(CFX_SubstFont* pSubstFont, int iBaseFont, int italic_angle, int weight, int picthfamily);
-
-    FX_BOOL                             m_bListLoaded;
-    FXFT_Face                   m_MMFaces[2];
-    CFX_ByteString              m_LastFamily;
-    CFX_DWordArray              m_CharsetArray;
-    CFX_ByteStringArray m_FaceArray;
-    IFX_SystemFontInfo* m_pFontInfo;
-    FXFT_Face                   m_FoxitFaces[14];
-    IFX_FontEnumerator*         m_pFontEnumerator;
-    CFX_FontMgr* const m_pFontMgr;
-};
-class IFX_SystemFontInfo
-{
-public:
-    static IFX_SystemFontInfo*  CreateDefault();
-    virtual void                Release() = 0;
-
-    virtual     FX_BOOL         EnumFontList(CFX_FontMapper* pMapper) = 0;
-    virtual void*               MapFont(int weight, FX_BOOL bItalic, int charset, int pitch_family, const FX_CHAR* face, int& iExact) = 0;
-    virtual void*               GetFont(const FX_CHAR* face) = 0;
-    virtual FX_DWORD    GetFontData(void* hFont, FX_DWORD table, uint8_t* buffer, FX_DWORD size) = 0;
-    virtual FX_BOOL             GetFaceName(void* hFont, CFX_ByteString& name) = 0;
-    virtual FX_BOOL             GetFontCharset(void* hFont, int& charset) = 0;
-    virtual int                 GetFaceIndex(void* hFont)
-    {
-        return 0;
-    }
-    virtual void                DeleteFont(void* hFont) = 0;
-    virtual void*       RetainFont(void* hFont)
-    {
-        return NULL;
-    }
-protected:
-    ~IFX_SystemFontInfo() { }
-};
-class CFX_FolderFontInfo : public IFX_SystemFontInfo
-{
-public:
-    CFX_FolderFontInfo();
-    virtual ~CFX_FolderFontInfo();
-    void AddPath(const CFX_ByteStringC& path);
-
-    // IFX_SytemFontInfo:
-    void Release() override;
-    FX_BOOL EnumFontList(CFX_FontMapper* pMapper) override;
-    void* MapFont(int weight, FX_BOOL bItalic, int charset, int pitch_family,
-                  const FX_CHAR* face, int& bExact) override;
-    void* GetFont(const FX_CHAR* face) override;
-    FX_DWORD GetFontData(void* hFont, FX_DWORD table,
-                         uint8_t* buffer, FX_DWORD size) override;
-    void DeleteFont(void* hFont) override;
-    FX_BOOL GetFaceName(void* hFont, CFX_ByteString& name) override;
-    FX_BOOL GetFontCharset(void* hFont, int& charset) override;
-
-protected:
-    CFX_MapByteStringToPtr      m_FontList;
-    CFX_ByteStringArray m_PathList;
-    CFX_FontMapper*             m_pMapper;
-    void                                ScanPath(CFX_ByteString& path);
-    void                                ScanFile(CFX_ByteString& path);
-    void                                ReportFace(CFX_ByteString& path, FXSYS_FILE* pFile, FX_DWORD filesize, FX_DWORD offset);
-};
-class CFX_CountedFaceCache
-{
-public:
-    CFX_FaceCache*      m_Obj;
-    FX_DWORD            m_nCount;
-};
-
-class CFX_FontCache
-{
-public:
-    ~CFX_FontCache();
-    CFX_FaceCache*                      GetCachedFace(CFX_Font* pFont);
-    void                                        ReleaseCachedFace(CFX_Font* pFont);
-    void                                        FreeCache(FX_BOOL bRelease = FALSE);
-
-private:
-    using CFX_FTCacheMap = std::map<FXFT_Face, CFX_CountedFaceCache*>;
-    CFX_FTCacheMap m_FTFaceMap;
-    CFX_FTCacheMap m_ExtFaceMap;
-};
-class CFX_AutoFontCache
-{
-public:
-    CFX_AutoFontCache(CFX_FontCache* pFontCache, CFX_Font* pFont)
-        : m_pFontCache(pFontCache)
-        , m_pFont(pFont)
-    {
-    }
-    ~CFX_AutoFontCache()
-    {
-        m_pFontCache->ReleaseCachedFace(m_pFont);
-    }
-    CFX_FontCache* m_pFontCache;
-    CFX_Font* m_pFont;
-};
-#define FX_FONTCACHE_DEFINE(pFontCache, pFont) CFX_AutoFontCache autoFontCache((pFontCache), (pFont))
-class CFX_GlyphBitmap
-{
-public:
-    int                                         m_Top;
-    int                                         m_Left;
-    CFX_DIBitmap                        m_Bitmap;
-};
-class CFX_FaceCache
-{
-public:
-    ~CFX_FaceCache();
-    const CFX_GlyphBitmap*      LoadGlyphBitmap(CFX_Font* pFont, FX_DWORD glyph_index, FX_BOOL bFontStyle, const CFX_AffineMatrix* pMatrix,
-                                            int dest_width, int anti_alias, int& text_flags);
-    const CFX_PathData*         LoadGlyphPath(CFX_Font* pFont, FX_DWORD glyph_index, int dest_width);
-
-
-    CFX_FaceCache(FXFT_Face face);
-private:
-    FXFT_Face                           m_Face;
-    CFX_GlyphBitmap*            RenderGlyph(CFX_Font* pFont, FX_DWORD glyph_index, FX_BOOL bFontStyle,
-                                        const CFX_AffineMatrix* pMatrix, int dest_width, int anti_alias);
-    CFX_GlyphBitmap*            RenderGlyph_Nativetext(CFX_Font* pFont, FX_DWORD glyph_index,
-            const CFX_AffineMatrix* pMatrix, int dest_width, int anti_alias);
-    CFX_GlyphBitmap*        LookUpGlyphBitmap(CFX_Font* pFont, const CFX_AffineMatrix* pMatrix, CFX_ByteStringC& FaceGlyphsKey,
-            FX_DWORD glyph_index, FX_BOOL bFontStyle, int dest_width, int anti_alias);
-    CFX_MapByteStringToPtr      m_SizeMap;
-    CFX_MapPtrToPtr                     m_PathMap;
-    CFX_DIBitmap*           m_pBitmap;
-
-    void                                    InitPlatform();
-    void                                    DestroyPlatform();
+class CFX_FontMgr {
+ public:
+  CFX_FontMgr();
+  ~CFX_FontMgr();
+  void InitFTLibrary();
+  FXFT_Face GetCachedFace(const CFX_ByteString& face_name,
+                          int weight,
+                          FX_BOOL bItalic,
+                          uint8_t*& pFontData);
+  FXFT_Face AddCachedFace(const CFX_ByteString& face_name,
+                          int weight,
+                          FX_BOOL bItalic,
+                          uint8_t* pData,
+                          FX_DWORD size,
+                          int face_index);
+  FXFT_Face GetCachedTTCFace(int ttc_size,
+                             FX_DWORD checksum,
+                             int font_offset,
+                             uint8_t*& pFontData);
+  FXFT_Face AddCachedTTCFace(int ttc_size,
+                             FX_DWORD checksum,
+                             uint8_t* pData,
+                             FX_DWORD size,
+                             int font_offset);
+  FXFT_Face GetFileFace(const FX_CHAR* filename, int face_index);
+  FXFT_Face GetFixedFace(const uint8_t* pData, FX_DWORD size, int face_index);
+  void ReleaseFace(FXFT_Face face);
+  void SetSystemFontInfo(IFX_SystemFontInfo* pFontInfo);
+  FXFT_Face FindSubstFont(const CFX_ByteString& face_name,
+                          FX_BOOL bTrueType,
+                          FX_DWORD flags,
+                          int weight,
+                          int italic_angle,
+                          int CharsetCP,
+                          CFX_SubstFont* pSubstFont);
+
+  void FreeCache();
+
+  FX_BOOL GetStandardFont(const uint8_t*& pFontData, FX_DWORD& size, int index);
+  CFX_FontMapper* m_pBuiltinMapper;
+  CFX_MapByteStringToPtr m_FaceMap;
+  FXFT_Library m_FTLibrary;
+  FoxitFonts m_ExternalFonts[16];
+};
+class IFX_FontEnumerator {
+ public:
+  virtual ~IFX_FontEnumerator() {}
+
+  virtual void HitFont() = 0;
+
+  virtual void Finish() = 0;
+};
+class IFX_AdditionalFontEnum {
+ public:
+  virtual ~IFX_AdditionalFontEnum() {}
+  virtual int CountFiles() = 0;
+  virtual IFX_FileStream* GetFontFile(int index) = 0;
+};
+class CFX_FontMapper {
+ public:
+  CFX_FontMapper(CFX_FontMgr* mgr);
+  ~CFX_FontMapper();
+
+  void SetSystemFontInfo(IFX_SystemFontInfo* pFontInfo);
+  IFX_SystemFontInfo* GetSystemFontInfo() { return m_pFontInfo; }
+  void AddInstalledFont(const CFX_ByteString& name, int charset);
+  void LoadInstalledFonts();
+  CFX_ByteStringArray m_InstalledTTFonts;
+  void SetFontEnumerator(IFX_FontEnumerator* pFontEnumerator) {
+    m_pFontEnumerator = pFontEnumerator;
+  }
+  IFX_FontEnumerator* GetFontEnumerator() const { return m_pFontEnumerator; }
+  FXFT_Face FindSubstFont(const CFX_ByteString& face_name,
+                          FX_BOOL bTrueType,
+                          FX_DWORD flags,
+                          int weight,
+                          int italic_angle,
+                          int CharsetCP,
+                          CFX_SubstFont* pSubstFont);
+
+ private:
+  CFX_ByteString GetPSNameFromTT(void* hFont);
+  CFX_ByteString MatchInstalledFonts(const CFX_ByteString& norm_name);
+  FXFT_Face UseInternalSubst(CFX_SubstFont* pSubstFont,
+                             int iBaseFont,
+                             int italic_angle,
+                             int weight,
+                             int picthfamily);
+
+  FX_BOOL m_bListLoaded;
+  FXFT_Face m_MMFaces[2];
+  CFX_ByteString m_LastFamily;
+  CFX_DWordArray m_CharsetArray;
+  CFX_ByteStringArray m_FaceArray;
+  IFX_SystemFontInfo* m_pFontInfo;
+  FXFT_Face m_FoxitFaces[14];
+  IFX_FontEnumerator* m_pFontEnumerator;
+  CFX_FontMgr* const m_pFontMgr;
+};
+class IFX_SystemFontInfo {
+ public:
+  static IFX_SystemFontInfo* CreateDefault();
+  virtual void Release() = 0;
+
+  virtual FX_BOOL EnumFontList(CFX_FontMapper* pMapper) = 0;
+  virtual void* MapFont(int weight,
+                        FX_BOOL bItalic,
+                        int charset,
+                        int pitch_family,
+                        const FX_CHAR* face,
+                        int& iExact) = 0;
+  virtual void* GetFont(const FX_CHAR* face) = 0;
+  virtual FX_DWORD GetFontData(void* hFont,
+                               FX_DWORD table,
+                               uint8_t* buffer,
+                               FX_DWORD size) = 0;
+  virtual FX_BOOL GetFaceName(void* hFont, CFX_ByteString& name) = 0;
+  virtual FX_BOOL GetFontCharset(void* hFont, int& charset) = 0;
+  virtual int GetFaceIndex(void* hFont) { return 0; }
+  virtual void DeleteFont(void* hFont) = 0;
+  virtual void* RetainFont(void* hFont) { return NULL; }
+
+ protected:
+  ~IFX_SystemFontInfo() {}
+};
+class CFX_FolderFontInfo : public IFX_SystemFontInfo {
+ public:
+  CFX_FolderFontInfo();
+  virtual ~CFX_FolderFontInfo();
+  void AddPath(const CFX_ByteStringC& path);
+
+  // IFX_SytemFontInfo:
+  void Release() override;
+  FX_BOOL EnumFontList(CFX_FontMapper* pMapper) override;
+  void* MapFont(int weight,
+                FX_BOOL bItalic,
+                int charset,
+                int pitch_family,
+                const FX_CHAR* face,
+                int& bExact) override;
+  void* GetFont(const FX_CHAR* face) override;
+  FX_DWORD GetFontData(void* hFont,
+                       FX_DWORD table,
+                       uint8_t* buffer,
+                       FX_DWORD size) override;
+  void DeleteFont(void* hFont) override;
+  FX_BOOL GetFaceName(void* hFont, CFX_ByteString& name) override;
+  FX_BOOL GetFontCharset(void* hFont, int& charset) override;
+
+ protected:
+  CFX_MapByteStringToPtr m_FontList;
+  CFX_ByteStringArray m_PathList;
+  CFX_FontMapper* m_pMapper;
+  void ScanPath(CFX_ByteString& path);
+  void ScanFile(CFX_ByteString& path);
+  void ReportFace(CFX_ByteString& path,
+                  FXSYS_FILE* pFile,
+                  FX_DWORD filesize,
+                  FX_DWORD offset);
+};
+class CFX_CountedFaceCache {
+ public:
+  CFX_FaceCache* m_Obj;
+  FX_DWORD m_nCount;
+};
+
+class CFX_FontCache {
+ public:
+  ~CFX_FontCache();
+  CFX_FaceCache* GetCachedFace(CFX_Font* pFont);
+  void ReleaseCachedFace(CFX_Font* pFont);
+  void FreeCache(FX_BOOL bRelease = FALSE);
+
+ private:
+  using CFX_FTCacheMap = std::map<FXFT_Face, CFX_CountedFaceCache*>;
+  CFX_FTCacheMap m_FTFaceMap;
+  CFX_FTCacheMap m_ExtFaceMap;
+};
+class CFX_AutoFontCache {
+ public:
+  CFX_AutoFontCache(CFX_FontCache* pFontCache, CFX_Font* pFont)
+      : m_pFontCache(pFontCache), m_pFont(pFont) {}
+  ~CFX_AutoFontCache() { m_pFontCache->ReleaseCachedFace(m_pFont); }
+  CFX_FontCache* m_pFontCache;
+  CFX_Font* m_pFont;
+};
+#define FX_FONTCACHE_DEFINE(pFontCache, pFont) \
+  CFX_AutoFontCache autoFontCache((pFontCache), (pFont))
+class CFX_GlyphBitmap {
+ public:
+  int m_Top;
+  int m_Left;
+  CFX_DIBitmap m_Bitmap;
+};
+class CFX_FaceCache {
+ public:
+  ~CFX_FaceCache();
+  const CFX_GlyphBitmap* LoadGlyphBitmap(CFX_Font* pFont,
+                                         FX_DWORD glyph_index,
+                                         FX_BOOL bFontStyle,
+                                         const CFX_AffineMatrix* pMatrix,
+                                         int dest_width,
+                                         int anti_alias,
+                                         int& text_flags);
+  const CFX_PathData* LoadGlyphPath(CFX_Font* pFont,
+                                    FX_DWORD glyph_index,
+                                    int dest_width);
+
+  CFX_FaceCache(FXFT_Face face);
+
+ private:
+  FXFT_Face m_Face;
+  CFX_GlyphBitmap* RenderGlyph(CFX_Font* pFont,
+                               FX_DWORD glyph_index,
+                               FX_BOOL bFontStyle,
+                               const CFX_AffineMatrix* pMatrix,
+                               int dest_width,
+                               int anti_alias);
+  CFX_GlyphBitmap* RenderGlyph_Nativetext(CFX_Font* pFont,
+                                          FX_DWORD glyph_index,
+                                          const CFX_AffineMatrix* pMatrix,
+                                          int dest_width,
+                                          int anti_alias);
+  CFX_GlyphBitmap* LookUpGlyphBitmap(CFX_Font* pFont,
+                                     const CFX_AffineMatrix* pMatrix,
+                                     CFX_ByteStringC& FaceGlyphsKey,
+                                     FX_DWORD glyph_index,
+                                     FX_BOOL bFontStyle,
+                                     int dest_width,
+                                     int anti_alias);
+  CFX_MapByteStringToPtr m_SizeMap;
+  CFX_MapPtrToPtr m_PathMap;
+  CFX_DIBitmap* m_pBitmap;
+
+  void InitPlatform();
+  void DestroyPlatform();
 };
 typedef struct {
-    const CFX_GlyphBitmap*      m_pGlyph;
-    int                                 m_OriginX, m_OriginY;
-    FX_FLOAT                    m_fOriginX, m_fOriginY;
+  const CFX_GlyphBitmap* m_pGlyph;
+  int m_OriginX, m_OriginY;
+  FX_FLOAT m_fOriginX, m_fOriginY;
 } FXTEXT_GLYPHPOS;
-FX_RECT FXGE_GetGlyphsBBox(FXTEXT_GLYPHPOS* pGlyphAndPos, int nChars, int anti_alias, FX_FLOAT retinaScaleX = 1.0f, FX_FLOAT retinaScaleY = 1.0f);
-FX_BOOL OutputGlyph(void* dib, int x, int y, CFX_Font* pFont, double font_size,
-                    CFX_AffineMatrix* pMatrix, unsigned long glyph_index, unsigned long argb);
-FX_BOOL OutputText(void* dib, int x, int y, CFX_Font* pFont, double font_size,
-                   CFX_AffineMatrix* pText_matrix, unsigned short const* text, unsigned long argb);
-class IFX_GSUBTable
-{
-public:
-    static IFX_GSUBTable* Create(CFX_Font* pFont);
-    virtual ~IFX_GSUBTable() { }
-    virtual FX_BOOL GetVerticalGlyph(FX_DWORD glyphnum, FX_DWORD* vglyphnum) = 0;
+FX_RECT FXGE_GetGlyphsBBox(FXTEXT_GLYPHPOS* pGlyphAndPos,
+                           int nChars,
+                           int anti_alias,
+                           FX_FLOAT retinaScaleX = 1.0f,
+                           FX_FLOAT retinaScaleY = 1.0f);
+FX_BOOL OutputGlyph(void* dib,
+                    int x,
+                    int y,
+                    CFX_Font* pFont,
+                    double font_size,
+                    CFX_AffineMatrix* pMatrix,
+                    unsigned long glyph_index,
+                    unsigned long argb);
+FX_BOOL OutputText(void* dib,
+                   int x,
+                   int y,
+                   CFX_Font* pFont,
+                   double font_size,
+                   CFX_AffineMatrix* pText_matrix,
+                   unsigned short const* text,
+                   unsigned long argb);
+class IFX_GSUBTable {
+ public:
+  static IFX_GSUBTable* Create(CFX_Font* pFont);
+  virtual ~IFX_GSUBTable() {}
+  virtual FX_BOOL GetVerticalGlyph(FX_DWORD glyphnum, FX_DWORD* vglyphnum) = 0;
 };
 
 #endif  // CORE_INCLUDE_FXGE_FX_FONT_H_