share/extensions/render_barcode.py

   1 #!/usr/bin/env python
   2 '''
   3 Copyright (C) 2007 Martin Owens
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; if not, write to the Free Software
  17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18 '''
  19
  20 import inkex
  21 import sys
  22 from Barcode import getBarcode
  23
  24 class InsertBarcode(inkex.Effect):
  25         def __init__(self):
  26                 inkex.Effect.__init__(self)
  27                 self.OptionParser.add_option("-l", "--height",
  28                                                 action="store", type="int",
  29                                                 dest="height", default=30,
  30                                                 help="Barcode Height")
  31                 self.OptionParser.add_option("-t", "--type",
  32                                                 action="store", type="string",
  33                                                 dest="type", default='',
  34                                                 help="Barcode Type")
  35                 self.OptionParser.add_option("-d", "--text",
  36                                                 action="store", type="string",
  37                                                 dest="text", default='',
  38                                                 help="Text to print on barcode")
  39
  40         def effect(self):
  41                 x, y = self.view_center
  42                 bargen = getBarcode( self.options.type, {
  43                         'text'     : self.options.text,
  44                         'height'   : self.options.height,
  45                         'document' : self.document,
  46                         'x'        : x,
  47                         'y'        : y,
  48                 } )
  49                 if bargen is not None:
  50                         barcode = bargen.generate()
  51                         if barcode is not None:
  52                                 self.current_layer.append(barcode)
  53                         else:
  54                                 sys.stderr.write("No barcode was generated\n")
  55                 else:
  56                         sys.stderr.write("Unable to make barcode with: " + str(self.options) + "\n")
  57
  58 if __name__ == '__main__':
  59         e = InsertBarcode()
  60         e.affect()
  61