1 files changed, 94 insertions, 0 deletions
diff --git a/share/extensions/extrude.py b/share/extensions/extrude.py
new file mode 100755
index 0000000..169d50c
--- /dev/null
+++ b/share/extensions/extrude.py
@@ -0,0 +1,94 @@
+#!/usr/bin/env python
+# coding=utf-8
+#
+# 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+"""Join paths with lines or polygons"""
+
+
+import inkex
+
+class Extrude(inkex.EffectExtension):
+    def add_arguments(self, pars):
+        pars.add_argument("--mode", default="Lines", help="Join paths with lines or polygons")
+
+    def effect(self):
+        paths = []
+        for node in self.svg.selection.filter(inkex.PathElement).values():
+            paths.append(node)
+        if len(paths) < 2:
+            raise inkex.AbortExtension("Need at least 2 paths selected")
+
+        for path in paths:
+            path.apply_transform()
+
+        pts = [node.path.to_superpath() for node in paths]
+
+        for n1 in range(0, len(paths)):
+            for n2 in range(n1 + 1, len(paths)):
+                verts = []
+                for i in range(0, min(map(len, pts))):
+                    comp = []
+                    for j in range(0, min(len(pts[n1][i]), len(pts[n2][i]))):
+                        comp.append([pts[n1][i][j][1][-2:], pts[n2][i][j][1][-2:]])
+                    verts.append(comp)
+
+                if self.options.mode.lower() == 'lines':
+                    line = []
+                    for comp in verts:
+                        for n, v in enumerate(comp):
+                            line += [('M', v[0])]
+                            line += [('L', v[1])]
+                    ele = inkex.PathElement()
+                    paths[0].xpath('..')[0].append(ele)
+                    ele.set('d', str(inkex.Path(line)))
+                    style = {
+                        'fill': 'none',
+                        'stroke': '#000000',
+                        'stroke-opacity': 1,
+                        'stroke-width': self.svg.unittouu('1px'),
+                    }
+                    ele.set('style', str(inkex.Style(style)))
+                elif self.options.mode.lower() == 'polygons':
+                    g = inkex.Group()
+                    style = {
+                        'fill': '#000000',
+                        'fill-opacity': 0.3,
+                        'stroke': '#000000',
+                        'stroke-opacity': 0.6,
+                        'stroke-width': self.svg.unittouu('2px'),
+                    }
+                    g.set('style', str(inkex.Style(style)))
+                    paths[0].xpath('..')[0].append(g)
+                    for comp in verts:
+                        for n, v in enumerate(comp):
+                            nn = n + 1
+                            if nn == len(comp):
+                                nn = 0
+                            line = []
+                            line += [('M', comp[n][0])]
+                            line += [('L', comp[n][1])]
+                            line += [('L', comp[nn][1])]
+                            line += [('L', comp[nn][0])]
+                            line += [('L', comp[n][0])]
+                            ele = inkex.PathElement()
+                            g.append(ele)
+                            ele.set('d', str(inkex.Path(line)))
+
+
+if __name__ == '__main__':
+    Extrude().run()