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mightyscape-1.1-deprecated/extensions/fablabchemnitz/netting/netting.py

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2020-07-30 01:16:18 +02:00
#!/usr/bin/env python3
'''
netting.py
Sunabe kazumichi 2010/3/4
http://dp48069596.lolipop.jp/
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
this program nets in the line.
'''
import random
import math
import inkex
import cubicsuperpath
from lxml import etree
from inkex.paths import Path, CubicSuperPath
class Netting(inkex.EffectExtension):
def add_arguments(self, pars):
pars.add_argument("--s_width", type=float, default=1.0, help="stroke width")
pars.add_argument("--title")
2020-07-30 01:16:18 +02:00
def effect(self):
path_strings = []
net_strings= ["M"]
my_path = etree.Element(inkex.addNS('path','svg'))
s = {'stroke-width': self.options.s_width, 'stroke': '#000000', 'fill': 'none' }
my_path.set('style', str(inkex.Style(s)))
for id, node in self.svg.selected.items():
if node.tag == inkex.addNS('path','svg'):
d = node.get('d')
p = CubicSuperPath(Path(d))
for subpath in p:
for i, csp in enumerate(subpath):
path_strings.append("%f,%f" % ( csp[1][0], csp[1][1]))
node.set('d',str(Path(p)))
while len(path_strings)>0 :
net_strings.append(path_strings.pop(0))
if len(path_strings)>0 :
net_strings.append(path_strings.pop())
my_path.set('d', " ".join(net_strings))
self.svg.get_current_layer().append( my_path )
if __name__ == '__main__':
Netting().run()