DTRRendoggle

'''draws lines between the vertices of two selected paths'''

#!/usr/bin/env python
'''
Copyright (C) 2007

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 sys, os
sys.path.append(os.path.dirname(sys.argv[0]))  #?

import inkex, simplepath, sys

class StringBoard(inkex.Effect):
    def __init__(self):
        inkex.Effect.__init__(self)
    def setAttr(self, node, name, value):
        attr = node.ownerDocument.createAttribute(name)
        attr.value = value
        node.attributes.setNamedItem(attr)

    def effect(self):
        paths = []
        for id, node in self.selected.iteritems():
            if node.tag == 'path':
                paths.append(node)
                if len(paths) == 2:
                    break
        sys.stderr.write('Found 2\n')
        if len(paths) == 2:
            pts = [simplepath.parsePath(paths[i].attributes.getNamedItem('d').value)
                   for i in (0,1)]
            line = []
            for i in range(0, min(map(len, pts))):
                line += [('M', pts[0][i][1][-2:])]
                line += [('L', pts[1][i][1][-2:])]
            ele = paths[0].ownerDocument.createElement('path')
            paths[0].parentNode.appendChild(ele)
            self.setAttr(ele, 'd', simplepath.formatPath(line))
            self.setAttr(ele, 'style', 'fill:none;stroke:#000000;stroke-opacity:1;stroke-width:1;')

e = StringBoard()
e.affect()