afm.py

   1 # this file is part of mftrace - a tool to generate scalable fonts from bitmaps
   2 # This program is free software; you can redistribute it and/or modify
   3 # it under the terms of the GNU General Public License version 2
   4 # as published by the Free Software Foundation
   5 #
   6 # This program is distributed in the hope that it will be useful,
   7 # but WITHOUT ANY WARRANTY; without even the implied warranty of
   8 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   9 # GNU Library General Public License for more details.
  10 #
  11 # You should have received a copy of the GNU General Public License
  12 # along with this program; if not, write to the Free Software
  13 # Foundation, Inc.,
  14
  15 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  16
  17 # Copyright (c)  2001--2006 by
  18 #  Han-Wen Nienhuys, Jan Nieuwenhuizen
  19
  20
  21
  22 import re
  23 import sys
  24
  25 # Read some global vars
  26 class Afm_reader:
  27     def __init__ (self, lines):
  28         self.lines = lines
  29
  30     def get_afm (self):
  31         afm = Afm_font_metric ()
  32         for i in self.lines[:20]:
  33             m = re.match ('([^ \t\n]*)[ \t]*(.*[^ \t\n])', i)
  34             if m and m.group (1):
  35                 key = m.group (1)
  36                 value = m.group (2)
  37                 if key != 'Comment':
  38                     afm.__dict__[key] = value
  39         return afm
  40
  41 class Afm_font_metric:
  42     def __init__ (self):
  43         pass
  44
  45 def read_afm_file (filename):
  46     reader = Afm_reader (open (filename).readlines ())
  47     return reader.get_afm ()
  48
  49 if __name__ == '__main__':
  50     i = read_afm_file  (sys.argv[1])
  51     print i, i.FullName, i.FontName
  52