From 0514aa054eecd9ece92d00c82a7521e77a5c65f0 Mon Sep 17 00:00:00 2001
From: Walter Bender <walter.bender@gmail.com>
Date: Fri, 04 Nov 2011 06:55:04 +0000
Subject: needed to inval after moving xy position

---
(limited to 'TurtleArt')

diff --git a/TurtleArt/tacanvas.py b/TurtleArt/tacanvas.py
index 1cf0ce6..1a8a238 100644
--- a/TurtleArt/tacanvas.py
+++ b/TurtleArt/tacanvas.py
@@ -387,6 +387,7 @@ class TurtleGraphics:
                                        self.fgrgb[1] / 255.,
                                        self.fgrgb[2] / 255.)
             self.draw_line(oldx, oldy, self.xcor, self.ycor)
+            self.inval()
         self.move_turtle()
 
         if self.tw.sharing() and share:
--
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