share/extensions/g2pngs.py

   1 #!/usr/bin/env python
   2 '''
   3 Copyright (C) 2006 Aaron Spike, aaron@ekips.org
   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 TODO :
  20 specify save format, scale, and if it is a layer or g export
  21
  22 RELEASE NOTE
  23 - accepte l'export des calques
  24 - dossier par defaut = dossier utilisateur
  25 - cree le dossier specifie s'il n'existe pas
  26
  27 '''
  28 import inkex
  29 import sys, os, tempfile
  30
  31 class MyEffect(inkex.Effect):
  32         def __init__(self):
  33                 inkex.Effect.__init__(self)
  34                 self.OptionParser.add_option("-d", "--directory",
  35                                                 action="store", type="string",
  36                                                 dest="directory", default=os.path.expanduser("~"),
  37                                                 help="Existing destination directory")
  38                 self.OptionParser.add_option("-l", "--layers",
  39                                                 action="store", type="inkbool",
  40                                                 dest="layers", default=False,
  41                                                 help="Save layers with their groups")
  42                 '''self.OptionParser.add_option("-s", "--scale",
  43                                                 action="store", type="float",
  44                                                 dest="scale", default=100,
  45                                                 help="Scales the group at the specified value")
  46                 self.OptionParser.add_option("-f", "--format",
  47                                                 action="store", type="string",
  48                                                 dest="format", default="png",
  49                                                 help="Save at the specified format [only PNG implemented yet]")
  50                 '''
  51         def output(self):
  52                 pass
  53
  54         def effect(self):
  55                 svg_file = self.args[-1]
  56                 node = inkex.xml.xpath.Evaluate('/svg',self.document)[0]
  57                 '''docname = node.attributes.getNamedItemNS(inkex.NSS[u'sodipodi'],'docname').value[:-4]'''
  58
  59                 #create os temp dir
  60                 '''tmp_dir = tempfile.mkdtemp()'''
  61                 directory = self.options.directory
  62                 """area = '--export-area-canvas'"""
  63                 pngs = []
  64                 if self.options.layers:
  65                         path = "/svg/*[name()='g' or @style][@id]"
  66                 else:
  67                         path = "/svg/g/*[name()='g' or @style][@id]"
  68
  69                 for node in inkex.xml.xpath.Evaluate(path,self.document):
  70                         id = node.attributes.getNamedItem('id').value
  71                         name = "%s.png" % id
  72                         filename = os.path.join(directory, name)
  73                         command = "inkscape -i %s -e %s %s " % (id, filename, svg_file)
  74                         f = os.popen(command,'r')
  75                         f.read()
  76                         f.close()
  77                         pngs.append(filename)
  78
  79 e = MyEffect()
  80 e.affect()