afm.py

   1 # part of
   2 # mftrace - Generate Type1 or TrueType font from Metafont source.
   3 #
   4 # Copyright (c)  2001--2006 by
   5 #  Han-Wen Nienhuys, Jan Nieuwenhuizen
   6 #
   7 # Distributed under terms of the GNU General Public License.  It comes with
   8 # NO WARRANTY.
   9 #
  10
  11
  12 import re
  13 import sys
  14
  15 # Read some global vars
  16 class Afm_reader:
  17     def __init__ (self, lines):
  18         self.lines = lines
  19
  20     def get_afm (self):
  21         afm = Afm_font_metric ()
  22         for i in self.lines[:20]:
  23             m = re.match ('([^ \t\n]*)[ \t]*(.*[^ \t\n])', i)
  24             if m and m.group (1):
  25                 key = m.group (1)
  26                 value = m.group (2)
  27                 if key != 'Comment':
  28                     afm.__dict__[key] = value
  29         return afm
  30
  31 class Afm_font_metric:
  32     def __init__ (self):
  33         pass
  34
  35 def read_afm_file (filename):
  36     reader = Afm_reader (open (filename).readlines ())
  37     return reader.get_afm ()
  38
  39 if __name__ == '__main__':
  40     i = read_afm_file  (sys.argv[1])
  41     print i, i.FullName, i.FontName
  42