From 60239ed7cd42d294f71d824d6c4d39acebd16a8e Mon Sep 17 00:00:00 2001
From: Walter Bender <walter.bender@gmail.com>
Date: Sat, 05 Nov 2011 19:55:39 +0000
Subject: centered rotation on image

---
(limited to 'TurtleArt')

diff --git a/TurtleArt/tacanvas.py b/TurtleArt/tacanvas.py
index 72814a9..8474c87 100644
--- a/TurtleArt/tacanvas.py
+++ b/TurtleArt/tacanvas.py
@@ -532,9 +532,10 @@ class TurtleGraphics:
         # the set_source_pixbuf attribute.
         cr = gtk.gdk.CairoContext(self.canvas)
         cr.save()
-        cr.translate(x, y)  # center the rotation on x, y
+        # center the rotation on the center of the image
+        cr.translate(x + w / 2., y + h / 2.)
         cr.rotate(self.heading * DEGTOR)
-        cr.translate(-x, -y)  # reset the position
+        cr.translate(-x - w / 2., -y - h / 2.)
         cr.set_source_pixbuf(pixbuf, x, y)
         cr.rectangle(x, y, w, h)
         cr.fill()
--
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