130 lines
5.6 KiB
Python
130 lines
5.6 KiB
Python
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#!/usr/bin/env python3
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'''
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pathselection.py
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Sunabe kazumichi 2009/9/29
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http://dp48069596.lolipop.jp/
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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'''
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import inkex, locale
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import math
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from lxml import etree
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from inkex import paths
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from inkex import bezier
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# Set current system locale
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locale.setlocale(locale.LC_ALL, '')
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def cspseglength(sp1,sp2, tolerance = 0.001):
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bez = (sp1[1][:],sp1[2][:],sp2[0][:],sp2[1][:])
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return bezier.bezierlength(bez, tolerance)
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def csplength(csp):
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lengths = []
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for sp in csp:
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lengths.append([])
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for i in range(1,len(sp)):
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l = cspseglength(sp[i-1],sp[i])
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lengths[-1].append(l)
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return lengths
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def roughBBox(path):
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xmin,xMax,ymin,yMax=path[0][0][0],path[0][0][0],path[0][0][1],path[0][0][1]
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for pathcomp in path:
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for pt in pathcomp:
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xmin=min(xmin,pt[0])
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xMax=max(xMax,pt[0])
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ymin=min(ymin,pt[1])
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yMax=max(yMax,pt[1])
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if xMax-xmin==0:
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tn=0
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else :
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tn=(yMax-ymin)/(xMax-xmin)
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return tn
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class Length(inkex.Effect):
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def __init__(self):
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inkex.Effect.__init__(self)
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self.arg_parser.add_argument("-s", "--selection", default=True, help="select path with length or slant")
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self.arg_parser.add_argument("-1", "--len1", type=float, default=12)
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self.arg_parser.add_argument("-2", "--len2", type=float, default=25)
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self.arg_parser.add_argument("-3", "--len3", type=float, default=40)
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self.arg_parser.add_argument("-4", "--len4", type=float, default=60)
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self.arg_parser.add_argument("-5", "--len5", type=float, default=60)
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self.arg_parser.add_argument("-6", "--hor", type=float, default=0.2)
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self.arg_parser.add_argument("-7", "--ver", type=float, default=10)
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def effect(self):
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# loop over all selected paths
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if self.options.selection=="Path_lengthselection":
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for id, node in self.svg.selected.items():
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if node.tag == inkex.addNS('path','svg'):
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l1,l2,l3,l4,l5=[],[],[],[],[]
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p = paths.CubicSuperPath(inkex.paths.Path(node.get('d')))
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slengths= csplength(p)
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b=[slengths, p]
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# path length select
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for x in range(0,len(slengths)):
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if sum(b[0][x])<self.options.len1:
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l1.append(b[1][x])
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if self.options.len2>sum(b[0][x])>=self.options.len1 :
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l2.append(b[1][x])
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if self.options.len3>sum(b[0][x])>=self.options.len2 :
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l3.append(b[1][x])
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if self.options.len4>sum(b[0][x])>=self.options.len3 :
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l4.append(b[1][x])
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if sum(b[0][x])>=self.options.len4 :
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l5.append(b[1][x])
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# make path
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lensel=[l1,l2,l3,l4,l5]
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strlen=['#FF0001','#00FF02','#AAFF03','#87CEE4','#000FF5']
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for i,x in zip(strlen,lensel):
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s = {'stroke-linejoin': 'miter', 'stroke-width': '0.5px',
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'stroke-opacity': '1.0', 'fill-opacity': '1.0',
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'stroke': i, 'stroke-linecap': 'butt', 'fill': 'none'}
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attribs={'style':str(inkex.Style(s)),'d':str(paths.Path(paths.CubicSuperPath(x).to_path().to_arrays()))}
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etree.SubElement(node.getparent(),inkex.addNS('path','svg'),attribs)
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if self.options.selection=="Path_slantselection":
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for id, node in self.svg.selected.items():
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if node.tag == inkex.addNS('path','svg'):
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hor1,ver2,slan3=[],[],[]
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p = paths.CubicSuperPath(inkex.paths.Path(node.get('d')))
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# path slant select
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for i,x in enumerate(p):
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tn=roughBBox(x)
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if tn<self.options.hor:
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hor1.append(p[i])
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elif tn>self.options.ver:
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ver2.append(p[i])
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else:
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slan3.append(p[i])
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# make path
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slnsel=[hor1,ver2,slan3]
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strsln=['#FF0001','#00FF02','#000FF5']
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for i,x in zip(strsln,slnsel):
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s = {'stroke-linejoin': 'miter', 'stroke-width': '0.5px',
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'stroke-opacity': '1.0', 'fill-opacity': '1.0',
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'stroke': i, 'stroke-linecap': 'butt', 'fill': 'none'}
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attribs={'style':str(inkex.Style(s)),'d':str(paths.Path(paths.CubicSuperPath(x).to_path().to_arrays()))}
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etree.SubElement(node.getparent(),inkex.addNS('path','svg'),attribs)
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if __name__ == '__main__':
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Length().run()
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