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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 struct _CFX_UniqueKeyGen {
     11     void		Generate(int count, ...);
     12     FX_CHAR		m_Key[128];
     13     int			m_KeyLen;
     14 };
     15 class CFX_SizeGlyphCache
     16 {
     17 public:
     18     CFX_SizeGlyphCache()
     19     {
     20         m_GlyphMap.InitHashTable(253);
     21     }
     22     ~CFX_SizeGlyphCache();
     23     CFX_MapPtrToPtr			m_GlyphMap;
     24 };
     25 class CTTFontDesc
     26 {
     27 public:
     28     CTTFontDesc()
     29     {
     30         m_Type = 0;
     31         m_pFontData = NULL;
     32         m_RefCount = 0;
     33     }
     34     ~CTTFontDesc();
     35     FX_BOOL			ReleaseFace(FXFT_Face face);
     36     int				m_Type;
     37     union {
     38         struct {
     39             FX_BOOL		m_bItalic;
     40             FX_BOOL		m_bBold;
     41             FXFT_Face	m_pFace;
     42         } m_SingleFace;
     43         struct {
     44             FXFT_Face	m_pFaces[16];
     45         } m_TTCFace;
     46     };
     47     FX_BYTE*		m_pFontData;
     48     int				m_RefCount;
     49 };
     50 class CFX_UnicodeEncoding : public IFX_FontEncoding
     51 {
     52 public:
     53     CFX_UnicodeEncoding(CFX_Font* pFont);
     54     virtual FX_DWORD		GlyphFromCharCodeEx(FX_DWORD charcode, int encoding = ENCODING_UNICODE);
     55 private:
     56     CFX_Font*			m_pFont;
     57     virtual FX_DWORD		GlyphFromCharCode(FX_DWORD charcode);
     58     virtual CFX_WideString	UnicodeFromCharCode(FX_DWORD charcode) const
     59     {
     60         return CFX_WideString((FX_WCHAR)charcode);
     61     }
     62     virtual FX_DWORD		CharCodeFromUnicode(FX_WCHAR Unicode) const
     63     {
     64         return Unicode;
     65     }
     66     virtual FX_BOOL			IsUnicodeCompatible() const
     67     {
     68         return TRUE;
     69     }
     70 };
     71 #define CHARSET_FLAG_ANSI		1
     72 #define CHARSET_FLAG_SYMBOL		2
     73 #define CHARSET_FLAG_SHIFTJIS	4
     74 #define CHARSET_FLAG_BIG5		8
     75 #define CHARSET_FLAG_GB			16
     76 #define CHARSET_FLAG_KOREAN		32
     77 class CFontFaceInfo
     78 {
     79 public:
     80     CFX_ByteString		m_FilePath;
     81     CFX_ByteString		m_FaceName;
     82     FX_DWORD			m_Styles;
     83     FX_DWORD			m_Charsets;
     84     FX_DWORD			m_FontOffset;
     85     FX_DWORD			m_FileSize;
     86     CFX_ByteString		m_FontTables;
     87 };
     88 class CFontFileFaceInfo
     89 {
     90 public:
     91     CFontFileFaceInfo();
     92     ~CFontFileFaceInfo();
     93     IFX_FileStream*		m_pFile;
     94     FXFT_Face			m_Face;
     95     CFX_ByteString		m_FaceName;
     96     FX_DWORD			m_Charsets;
     97     FX_DWORD			m_FileSize;
     98     FX_DWORD			m_FontOffset;
     99     int					m_Weight;
    100     FX_BOOL				m_bItalic;
    101     int					m_PitchFamily;
    102     CFX_ByteString		m_FontTables;
    103 };
    104 
    105 #endif  // CORE_SRC_FXGE_GE_TEXT_INT_H_
    106