lily/all-font-metrics.cc

   1
   2 #include "main.hh"
   3 #include "all-fonts.hh"
   4 #include "debug.hh"
   5 #include "warn.hh"
   6 #include "afm.hh"
   7 #include "tfm.hh"
   8
   9 const char * default_font_sz_ = "cmr10";
  10
  11 All_font_metrics::All_font_metrics (String path)
  12 {
  13   search_path_.parse_path (path);
  14 }
  15
  16 Adobe_font_metric *
  17 All_font_metrics::find_afm (String name)
  18 {
  19   if (!afm_p_dict_.elem_b (name))
  20     {
  21       String path = name  + ".afm";
  22       path = search_path_.find (path);
  23       if (path.empty_b ())
  24         return 0;
  25
  26       *mlog << "[" << path;
  27       Adobe_font_metric
  28         * afm_p = new Adobe_font_metric (read_afm_file (path));
  29       *mlog << "]" << flush ;
  30
  31       afm_p_dict_[name] = afm_p;
  32     }
  33   return afm_p_dict_[name];
  34 }
  35
  36 Tex_font_metric *
  37 All_font_metrics::find_tfm (String name)
  38 {
  39   if (!tfm_p_dict_.elem_b (name))
  40     {
  41       String path = name  + ".tfm";
  42       path = search_path_.find (path);
  43       if (path.empty_b ())
  44         return 0;
  45
  46       *mlog << "[" << path;
  47       Tex_font_metric   * tfm_p = new Tex_font_metric;
  48       tfm_p->read_file (path);
  49       *mlog << "]" << flush ;
  50
  51       tfm_p_dict_[name] = tfm_p;
  52     }
  53   return tfm_p_dict_[name];
  54 }
  55
  56
  57 Font_metric *
  58 All_font_metrics::find_font (String name)
  59 {
  60   Font_metric * f=0;
  61   f = find_tfm (name);
  62   if (f)
  63     return f;
  64
  65   f= find_afm (name);
  66   if (f)
  67     return f;
  68
  69   warning (_f("Can't find font `%s', loading default font.", name.ch_C()));
  70
  71   f =  find_tfm (default_font_sz_);
  72   if (f)
  73     return f;
  74   String s = _f("Can't find default font `%s\', giving up.", default_font_sz_);
  75   s += String ("\n") + _f ("search path = %s", search_path_.str ());
  76   error (s);
  77 }