gimp_xcf.py revision e8fd2d7e4dffd613e2c143539a0ab78fbe99e50e
#!/usr/bin/env python
'''
Copyright (C) 2006 Aaron Spike, aaron@ekips.org
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
import sys, os, tempfile
class MyEffect(inkex.Effect):
def __init__(self):
inkex.Effect.__init__(self)
def output(self):
pass
def effect(self):
svg_file = self.args[-1]
docname = self.xpathSingle('/svg:svg/@sodipodi:docname')[:-4]
#create os temp dir
tmp_dir = tempfile.mkdtemp()
area = '--export-area-canvas'
pngs = []
names = []
path = "/svg:svg/*[name()='g' or @style][@id]"
for node in self.document.xpath(path,inkex.NSS):
id = node.get('id')
name = "%s.png" % id
filename = os.path.join(tmp_dir, name)
command = "inkscape -i %s -j %s -e %s %s " % (id, area, filename, svg_file)
_,f,err = os.popen3(command,'r')
f.read()
f.close()
err.close()
pngs.append(filename)
names.append(id)
filelist = '"%s"' % '" "'.join(pngs)
namelist = '"%s"' % '" "'.join(names)
xcf = os.path.join(tmp_dir, "%s.xcf" % docname)
script_fu = """
(tracing 1)
(define
(png-to-layer img png_filename layer_name)
(let*
(
(png (car (file-png-load RUN-NONINTERACTIVE png_filename png_filename)))
(png_layer (car (gimp-image-get-active-layer png)))
(xcf_layer (car (gimp-layer-new-from-drawable png_layer img)))
)
(gimp-image-add-layer img xcf_layer -1)
(gimp-drawable-set-name xcf_layer layer_name)
)
)
(let*
(
(img (car (gimp-image-new 200 200 RGB)))
)
(gimp-image-undo-disable img)
(for-each
(lambda (names)
(png-to-layer img (car names) (cdr names))
)
(map cons '(%s) '(%s))
)
(gimp-image-resize-to-layers img)
(gimp-image-undo-enable img)
(gimp-file-save RUN-NONINTERACTIVE img (car (gimp-image-get-active-layer img)) "%s" "%s"))
(gimp-quit 0)
""" % (filelist, namelist, xcf, xcf)
junk = os.path.join(tmp_dir, 'junk_from_gimp.txt')
f = os.popen('gimp -i --batch-interpreter plug-in-script-fu-eval -b - > %s 2>&1' % junk,'w')
f.write(script_fu)
f.close()
# uncomment these lines to see the output from gimp
#err = open(junk, 'r')
#inkex.debug(err.read())
#err.close()
x = open(xcf, 'r')
sys.stdout.write(x.read())
x.close()
e = MyEffect()
e.affect()