mightyscape-1.2/extensions/fablabchemnitz/rounder/rounder.py

165 lines
7.1 KiB
Python

#! /usr/bin/python
'''
Rounder 0.4
Based in deprecated "Path Rounder 0.2"
Based in radiusrand script from Aaron Spike and make it by Jabier Arraiza,
jabier.arraiza@marker.es
Copyright (C) 2005 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 random
import math
import inkex
from inkex.paths import Path, CubicSuperPath
import re
class Rounder(inkex.EffectExtension):
def add_arguments(self, pars):
pars.add_argument("--precision", type=int, default=3, help="Precision")
pars.add_argument("--ctrl", type=inkex.Boolean, default = False, help="Round element handles")
pars.add_argument("--along", type=inkex.Boolean, default = True, help="Move handles following element movement")
pars.add_argument("--half", type=inkex.Boolean, default = False, help="Allow round to half if nearest")
pars.add_argument("--paths", type=inkex.Boolean, default = True, help="Affect to paths")
pars.add_argument("--widthheight", type=inkex.Boolean, default = False, help="Affect to width and height of objects")
pars.add_argument("--position", type=inkex.Boolean, default = False, help="Affect to position of objects")
pars.add_argument("--strokewidth", type=inkex.Boolean, default = False, help="Affect to stroke width of objects")
pars.add_argument("--opacity", type=inkex.Boolean, default = False, help="Affect to global opacity of objects")
pars.add_argument("--strokeopacity", type=inkex.Boolean, default = False, help="Affect to stroke opcacity of objects")
pars.add_argument("--fillopacity", type=inkex.Boolean, default = False, help="Affect to fill opcacity of objects")
def roundFloat(self, n):
if self.options.half:
if self.options.precision == 0:
return str(round(n * 2) / 2)
else:
return str(round(n * (self.options.precision) * 10 * 2) / ((self.options.precision) * 10 * 2))
else:
return str(round(n, self.options.precision))
def roundit(self, p):
x = self.roundFloat(p[0])
y = self.roundFloat(p[1])
return [float(x) - p[0], float(y) - p[1]]
def path_round_it(self,element):
if element.tag == inkex.addNS('path','svg'):
d = element.get('d')
p = CubicSuperPath(d)
for subpath in p:
for csp in subpath:
delta = self.roundit(csp[1])
if self.options.along:
csp[0][0]+=delta[0]
csp[0][1]+=delta[1]
csp[1][0]+=delta[0]
csp[1][1]+=delta[1]
if self.options.along:
csp[2][0]+=delta[0]
csp[2][1]+=delta[1]
if self.options.ctrl:
delta = self.roundit(csp[0])
csp[0][0]+=delta[0]
csp[0][1]+=delta[1]
delta = self.roundit(csp[2])
csp[2][0]+=delta[0]
csp[2][1]+=delta[1]
element.set('d',str(Path(p)))
elif element.tag == inkex.addNS('g','svg'):
for e in element:
self.path_round_it(e)
def roundStroke(self,matchobj):
return 'stroke-width:' + self.roundFloat(float( re.sub(r'[a-zA-Z]', "", matchobj.group(1)))) + matchobj.group(2);
def roundOpacity(self,matchobj):
return matchobj.group(1) + matchobj.group(2) + self.roundFloat(float( matchobj.group(3))) + matchobj.group(4);
def roundWHXY(self,matchobj):
return matchobj.group(1) + self.roundFloat(float( matchobj.group(2))) + matchobj.group(3);
def stroke_round_it(self, element):
if element.tag == inkex.addNS('g','svg'):
for e in element:
self.stroke_round_it(e)
else:
style = element.get('style')
if style:
style = re.sub('stroke-width:(.*?)(;|$)',self.roundStroke, style)
element.set('style',style)
def opacity_round_it(self, element, typeOpacity):
if element.tag == inkex.addNS('g','svg'):
for e in element:
self.opacity_round_it(e, typeOpacity)
else:
style = element.get('style')
if style:
style = re.sub('(^|;)(' + typeOpacity + ':)(.*?)(;|$)',self.roundOpacity, style)
element.set('style',style)
def widthheight_round_it(self, element):
if element.tag == inkex.addNS('g','svg'):
for e in element:
self.widthheight_round_it(e)
else:
width = element.get('width')
if width:
width = re.sub('^(\-|)([0-9]+\.[0-9]+)(.*?)$',self.roundWHXY, width)
element.set('width',width)
height = element.get('height')
if height:
height = re.sub('^(\-|)([0-9]+\.[0-9]+)(.*?)$',self.roundWHXY, height)
element.set('height',height)
def position_round_it(self, element):
if element.tag == inkex.addNS('g','svg'):
for e in element:
self.position_round_it(e)
else:
x = element.get('x')
if x:
x = re.sub('^(\-|)([0-9]+\.[0-9]+)(.*?)$',self.roundWHXY, x)
element.set('x', x)
y = element.get('y')
if y:
y = re.sub('^(\-|)([0-9]+\.[0-9]+)(.*?)$',self.roundWHXY, y)
element.set('y', y)
def effect(self):
if len(self.svg.selected) > 0:
for element in self.svg.selection.values():
if self.options.paths:
self.path_round_it(element)
if self.options.strokewidth:
self.stroke_round_it(element)
if self.options.widthheight:
self.widthheight_round_it(element)
if self.options.position:
self.position_round_it(element)
if self.options.opacity:
self.opacity_round_it(element, "opacity")
if self.options.strokeopacity:
self.opacity_round_it(element, "stroke-opacity")
if self.options.fillopacity:
self.opacity_round_it(element, "fill-opacity")
else:
self.msg('Please select some paths first.')
return
if __name__ == '__main__':
Rounder().run()