next_glyph_layer.py revision b93ce4197e7f5026a1c8deeb79cbd00aa3f86d91
#!/usr/bin/env python
'''
Copyright (C) 2011 Felipe Correa da Silva Sanches
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
'''
import inkex
class NextLayer(inkex.Effect):
def __init__(self):
inkex.Effect.__init__(self)
def effect(self):
# Get access to main SVG document element
self.svg = self.document.getroot()
groups = self.svg.findall(inkex.addNS('g', 'svg'))
count=0
glyphs=[]
for g in groups:
if "GlyphLayer-" in g.get(inkex.addNS('label', 'inkscape')):
glyphs.append(g)
if g.get("style")=="display:inline":
count+=1
current = len(glyphs)-1
if count!=1 or len(glyphs)<2:
return
#TODO: inform the user?
glyphs[current].set("style", "display:none")
glyphs[(current+1)%len(glyphs)].set("style", "display:inline")
return
#TODO: loop
if __name__ == '__main__':
e = NextLayer()
e.affect()