Fl_Font.H

//
// "$Id$"
//
// Font definitions for the Fast Light Tool Kit (FLTK).
//
// Copyright 1998-2011 by Bill Spitzak and others.
//
// This library is free software. Distribution and use rights are outlined in
// the file "COPYING" which should have been included with this file.  If this
// file is missing or damaged, see the license at:
//
//     http://www.fltk.org/COPYING.php
//
// Please report all bugs and problems on the following page:
//
//     http://www.fltk.org/str.php
//
 
// Two internal fltk data structures:
//
// Fl_Fontdesc: an entry into the fl_font() table.  There is one of these
// for each fltk font number.
//
#ifndef FL_FONT_
#define FL_FONT_
 
#include <config.h>
 
#  if USE_XFT
typedef struct _XftFont XftFont;
#  elif !defined(WIN32) && !defined(__APPLE__)
#    include "Xutf8.h"
#  endif // USE_XFT
 
class Fl_Font_Descriptor {
public:
  Fl_Font_Descriptor *next;     
  Fl_Fontsize size; 
#ifndef FL_DOXYGEN // don't bother with platorm dependant details in the doc. 
#  ifdef WIN32
  HFONT fid;
  int *width[64];
  TEXTMETRIC metr;
  int angle;
  FL_EXPORT Fl_Font_Descriptor(const char* fontname, Fl_Fontsize size);
#  elif defined(__APPLE_QUARTZ__)
  FL_EXPORT Fl_Font_Descriptor(const char* fontname, Fl_Fontsize size);
  ATSUTextLayout layout;
#     if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
  CTFontRef fontref;
  // the unicode span is divided in 512 blocks of 128 characters
  float *width[512]; // array of arrays of character widths
#     endif
  ATSUStyle style;
  short ascent, descent, q_width;
#  elif USE_XFT
  XftFont* font;
  //const char* encoding;
  int angle;
  FL_EXPORT Fl_Font_Descriptor(const char* xfontname, Fl_Fontsize size, int angle);
#  else
  XUtf8FontStruct* font;        // X UTF-8 font information
  FL_EXPORT Fl_Font_Descriptor(const char* xfontname);
#  endif
#  if HAVE_GL
  unsigned int listbase;// base of display list, 0 = none
#ifndef __APPLE_QUARTZ__
  char glok[64];
#endif // __APPLE_QUARTZ__
#  endif // HAVE_GL
 
  FL_EXPORT ~Fl_Font_Descriptor();
 
#endif // FL_DOXYGEN
};
 
//extern FL_EXPORT Fl_Font_Descriptor *fl_fontsize; // the currently selected one
 
struct Fl_Fontdesc {
  const char *name;
  char fontname[128];   // "Pretty" font name
  Fl_Font_Descriptor *first;    // linked list of sizes of this style
#  ifndef WIN32
  char **xlist;         // matched X font names
  int n;                // size of xlist, negative = don't free xlist!
#  endif
};
 
extern FL_EXPORT Fl_Fontdesc *fl_fonts; // the table
 
#  ifndef WIN32
// functions for parsing X font names:
FL_EXPORT const char* fl_font_word(const char *p, int n);
FL_EXPORT char *fl_find_fontsize(char *name);
#  endif
 
#endif
 
//
// End of "$Id$".
//