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

   1 //========================================================================
   2 //
   3 // SplashFontFile.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) 2006 Takashi Iwai <tiwai@suse.de>
  15 // Copyright (C) 2008, 2010 Albert Astals Cid <aacid@kde.org>
  16 //
  17 // To see a description of the changes please see the Changelog file that
  18 // came with your tarball or type make ChangeLog if you are building from git
  19 //
  20 //========================================================================
  21
  22 #ifndef SPLASHFONTFILE_H
  23 #define SPLASHFONTFILE_H
  24
  25 #ifdef USE_GCC_PRAGMAS
  26 #pragma interface
  27 #endif
  28
  29 #include "goo/gtypes.h"
  30 #include "SplashTypes.h"
  31
  32 class GooString;
  33 class SplashFontEngine;
  34 class SplashFont;
  35 class SplashFontFileID;
  36
  37 //------------------------------------------------------------------------
  38 // SplashFontFile
  39 //------------------------------------------------------------------------
  40
  41 class SplashFontSrc {
  42 public:
  43   SplashFontSrc();
  44
  45   void setFile(GooString *file, GBool del);
  46   void setFile(const char *file, GBool del);
  47   void setBuf(char *bufA, int buflenA, GBool del);
  48
  49   void ref();
  50   void unref();
  51
  52   GBool isFile;
  53   GooString *fileName;
  54   char *buf;
  55   int bufLen;
  56
  57 private:
  58   ~SplashFontSrc();
  59   int refcnt;
  60   GBool deleteSrc;
  61 };
  62
  63 class SplashFontFile {
  64 public:
  65
  66   virtual ~SplashFontFile();
  67
  68   // Create a new SplashFont, i.e., a scaled instance of this font
  69   // file.
  70   virtual SplashFont *makeFont(SplashCoord *mat, SplashCoord *textMat) = 0;
  71
  72   // Get the font file ID.
  73   SplashFontFileID *getID() { return id; }
  74
  75   // Increment the reference count.
  76   void incRefCnt();
  77
  78   // Decrement the reference count.  If the new value is zero, delete
  79   // the SplashFontFile object.
  80   void decRefCnt();
  81
  82   GBool doAdjustMatrix;
  83
  84 protected:
  85
  86   SplashFontFile(SplashFontFileID *idA, SplashFontSrc *srcA);
  87
  88   SplashFontFileID *id;
  89   SplashFontSrc *src;
  90   int refCnt;
  91
  92   friend class SplashFontEngine;
  93 };
  94
  95 #endif