share/extensions/markers_strokepaint.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 import random, inkex, simplestyle, copy
  20
  21 class MyEffect(inkex.Effect):
  22     def __init__(self):
  23         inkex.Effect.__init__(self)
  24         self.OptionParser.add_option("-m", "--modify",
  25                         action="store", type="inkbool",
  26                         dest="modify", default=False,
  27                         help="do not create a copy, modify the markers")
  28
  29     def effect(self):
  30         defs = self.xpathSingle('/svg:svg//svg:defs')
  31         if not defs:
  32             defs = inkex.etree.SubElement(self.document.getroot(),inkex.addNS('defs','svg'))
  33
  34         for id, node in self.selected.iteritems():
  35             mprops = ['marker','marker-start','marker-mid','marker-end']
  36             try:
  37                 style = simplestyle.parseStyle(node.get('style'))
  38             except:
  39                 inkex.debug("No style attribute found for id: %s" % id)
  40                 continue
  41
  42             stroke = style.get('stroke', '#000000')
  43
  44             for mprop in mprops:
  45                 if style.has_key(mprop) and style[mprop] != 'none'and style[mprop][:5] == 'url(#':
  46                     marker_id = style[mprop][5:-1]
  47                     try:
  48                         old_mnode = self.xpathSingle('/svg:svg//svg:marker[@id="%s"]' % marker_id)
  49                         if not self.options.modify:
  50                             mnode = copy.deepcopy(old_mnode)
  51                         else:
  52                             mnode = old_mnode
  53                     except:
  54                         inkex.debug("unable to locate marker: %s" % marker_id)
  55                         continue
  56
  57                     new_id = self.uniqueId(marker_id, not self.options.modify)
  58
  59                     style[mprop] = "url(#%s)" % new_id
  60                     mnode.set('id', new_id)
  61                     mnode.set(inkex.addNS('stockid','inkscape'), new_id)
  62                     defs.append(mnode)
  63
  64                     children = mnode.xpath('.//*[@style]', namespaces=inkex.NSS)
  65                     for child in children:
  66                         cstyle = simplestyle.parseStyle(child.get('style'))
  67                         if ('stroke' in cstyle and cstyle['stroke'] != 'none') or 'stroke' not in cstyle:
  68                             cstyle['stroke'] = stroke
  69                         if ('fill' in cstyle and cstyle['fill'] != 'none') or 'fill' not in cstyle:
  70                             cstyle['fill'] = stroke
  71                         child.set('style',simplestyle.formatStyle(cstyle))
  72             node.set('style',simplestyle.formatStyle(style))
  73
  74 e = MyEffect()
  75 e.affect()
  76
  77
  78 # vim: expandtab shiftwidth=4 tabstop=8 softtabstop=4 encoding=utf-8 textwidth=99