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      1 // Copyright 2014 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_SRC_FXGE_GE_TEXT_INT_H_
      8 #define CORE_SRC_FXGE_GE_TEXT_INT_H_
      9 
     10 #include <map>
     11 
     12 #include "core/include/fxge/fx_font.h"
     13 #include "core/include/fxge/fx_freetype.h"
     14 
     15 struct _CFX_UniqueKeyGen {
     16   void Generate(int count, ...);
     17   FX_CHAR m_Key[128];
     18   int m_KeyLen;
     19 };
     20 class CFX_SizeGlyphCache {
     21  public:
     22   CFX_SizeGlyphCache() {}
     23   ~CFX_SizeGlyphCache();
     24   std::map<FX_DWORD, CFX_GlyphBitmap*> m_GlyphMap;
     25 };
     26 class CTTFontDesc {
     27  public:
     28   CTTFontDesc() {
     29     m_Type = 0;
     30     m_pFontData = NULL;
     31     m_RefCount = 0;
     32   }
     33   ~CTTFontDesc();
     34   // ret < 0, releaseface not appropriate for this object.
     35   // ret == 0, object released
     36   // ret > 0, object still alive, other referrers.
     37   int ReleaseFace(FXFT_Face face);
     38   int m_Type;
     39   union {
     40     struct {
     41       FX_BOOL m_bItalic;
     42       FX_BOOL m_bBold;
     43       FXFT_Face m_pFace;
     44     } m_SingleFace;
     45     struct {
     46       FXFT_Face m_pFaces[16];
     47     } m_TTCFace;
     48   };
     49   uint8_t* m_pFontData;
     50   int m_RefCount;
     51 };
     52 
     53 #define CHARSET_FLAG_ANSI 1
     54 #define CHARSET_FLAG_SYMBOL 2
     55 #define CHARSET_FLAG_SHIFTJIS 4
     56 #define CHARSET_FLAG_BIG5 8
     57 #define CHARSET_FLAG_GB 16
     58 #define CHARSET_FLAG_KOREAN 32
     59 
     60 class CFX_FontFaceInfo {
     61  public:
     62   CFX_FontFaceInfo(CFX_ByteString filePath,
     63                    CFX_ByteString faceName,
     64                    CFX_ByteString fontTables,
     65                    FX_DWORD fontOffset,
     66                    FX_DWORD fileSize)
     67       : m_FilePath(filePath),
     68         m_FaceName(faceName),
     69         m_FontTables(fontTables),
     70         m_FontOffset(fontOffset),
     71         m_FileSize(fileSize),
     72         m_Styles(0),
     73         m_Charsets(0) {}
     74 
     75   const CFX_ByteString m_FilePath;
     76   const CFX_ByteString m_FaceName;
     77   const CFX_ByteString m_FontTables;
     78   const FX_DWORD m_FontOffset;
     79   const FX_DWORD m_FileSize;
     80   FX_DWORD m_Styles;
     81   FX_DWORD m_Charsets;
     82 };
     83 
     84 #endif  // CORE_SRC_FXGE_GE_TEXT_INT_H_
     85