source/libs/poppler/poppler-src/splash/SplashFTFont.h

   1 //========================================================================
   2 //
   3 // SplashFTFont.h
   4 //
   5 //========================================================================
   6
   7 //========================================================================
   8 //
   9 // Modified under the Poppler project - http://poppler.freedesktop.org
  10 //
  11 // All changes made under the Poppler project to this file are licensed
  12 // under GPL version 2 or later
  13 //
  14 // Copyright (C) 2007-2009, 2011 Albert Astals Cid <aacid@kde.org>
  15 // Copyright (C) 2009 Petr Gajdos <pgajdos@novell.com>
  16 // Copyright (C) 2011 Andreas Hartmetz <ahartmetz@gmail.com>
  17 //
  18 // To see a description of the changes please see the Changelog file that
  19 // came with your tarball or type make ChangeLog if you are building from git
  20 //
  21 //========================================================================
  22
  23 #ifndef SPLASHFTFONT_H
  24 #define SPLASHFTFONT_H
  25
  26 #include "poppler-config.h"
  27
  28 #if HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
  29
  30 #ifdef USE_GCC_PRAGMAS
  31 #pragma interface
  32 #endif
  33
  34 #include <ft2build.h>
  35 #include FT_FREETYPE_H
  36 #include "SplashFont.h"
  37
  38 class SplashFTFontFile;
  39
  40 //------------------------------------------------------------------------
  41 // SplashFTFont
  42 //------------------------------------------------------------------------
  43
  44 class SplashFTFont: public SplashFont {
  45 public:
  46
  47   SplashFTFont(SplashFTFontFile *fontFileA, SplashCoord *matA,
  48                SplashCoord *textMatA);
  49
  50   virtual ~SplashFTFont();
  51
  52   // Munge xFrac and yFrac before calling SplashFont::getGlyph.
  53   virtual GBool getGlyph(int c, int xFrac, int yFrac,
  54                          SplashGlyphBitmap *bitmap, int x0, int y0, SplashClip *clip, SplashClipResult *clipRes);
  55
  56   // Rasterize a glyph.  The <xFrac> and <yFrac> values are the same
  57   // as described for getGlyph.
  58   virtual GBool makeGlyph(int c, int xFrac, int yFrac,
  59                           SplashGlyphBitmap *bitmap, int x0, int y0, SplashClip *clip, SplashClipResult *clipRes);
  60
  61   // Return the path for a glyph.
  62   virtual SplashPath *getGlyphPath(int c);
  63
  64   // Return the advance of a glyph. (in 0..1 range)
  65   virtual double getGlyphAdvance(int c);
  66
  67 private:
  68
  69   FT_Size sizeObj;
  70   FT_Matrix matrix;
  71   FT_Matrix textMatrix;
  72   SplashCoord textScale;
  73   int size;
  74   GBool enableFreeTypeHinting;
  75   GBool enableSlightHinting;
  76 };
  77
  78 #endif // HAVE_FREETYPE_FREETYPE_H || HAVE_FREETYPE_H
  79
  80 #endif