1 files changed, 53 insertions, 0 deletions
diff --git a/share/extensions/rtree.py b/share/extensions/rtree.py
new file mode 100755
index 0000000..298ca72
--- /dev/null
+++ b/share/extensions/rtree.py
@@ -0,0 +1,53 @@
+#!/usr/bin/env python
+# coding=utf-8
+#
+# Copyright (C) 2005 Aaron Spike, aaron@ekips.org
+# Copyright (C) 2015 su_v, suv-sf@users.sf.net
+#
+# 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.
+
+import inkex
+from inkex import turtle as pturtle
+
+class TurtleRtree(inkex.GenerateExtension):
+    """Create RTree Turtle path"""
+    def add_arguments(self, pars):
+        pars.add_argument("--size", type=float, default=100.0,
+                          help="initial branch size")
+        pars.add_argument("--minimum", type=float, default=4.0,
+                          help="minimum branch size")
+        pars.add_argument("--pentoggle", type=inkex.Boolean, default=False,
+                          help="Lift pen for backward steps")
+
+    def generate(self):
+        self.options.size = self.svg.unittouu(str(self.options.size) + 'px')
+        self.options.minimum = self.svg.unittouu(str(self.options.minimum) + 'px')
+        point = self.svg.namedview.center
+
+        style = inkex.Style({
+            'stroke-linejoin': 'miter', 'stroke-width': str(self.svg.unittouu('1px')),
+            'stroke-opacity': '1.0', 'fill-opacity': '1.0',
+            'stroke': '#000000', 'stroke-linecap': 'butt',
+            'fill': 'none'
+        })
+        tur = pturtle.pTurtle()
+        tur.pu()
+        tur.setpos(point)
+        tur.pd()
+        tur.rtree(self.options.size, self.options.minimum, self.options.pentoggle)
+        return inkex.PathElement(d=tur.getPath(), style=str(style))
+
+if __name__ == '__main__':
+    TurtleRtree().run()