SF.net SVN: matplotlib:[8016] branches/v0_99_maint/lib/mpl_toolkits/mplot3d /art3d.py

[<he...@us...>]

Revision: 8016
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=8016&view=rev
Author:   heeres
Date:     2009-12-10 00:09:03 +0000 (Thu, 10 Dec 2009)

Log Message:
-----------
Mplot3d: fix scatter3d markers bug

Modified Paths:
--------------
    branches/v0_99_maint/lib/mpl_toolkits/mplot3d/art3d.py

Modified: branches/v0_99_maint/lib/mpl_toolkits/mplot3d/art3d.py
===================================================================
--- branches/v0_99_maint/lib/mpl_toolkits/mplot3d/art3d.py	2009-12-10 00:03:03 UTC (rev 8015)
+++ branches/v0_99_maint/lib/mpl_toolkits/mplot3d/art3d.py	2009-12-10 00:09:03 UTC (rev 8016)
@@ -240,6 +240,7 @@
 
     def __init__(self, *args, **kwargs):
         PatchCollection.__init__(self, *args, **kwargs)
+        self._old_draw = lambda x: PatchCollection.draw(self, x)
 
     def set_3d_properties(self, zs, zdir):
         xs, ys = zip(*self.get_offsets())
@@ -259,10 +260,15 @@
         return min(vzs)
 
     def draw(self, renderer):
-        PatchCollection.draw(self, renderer)
+        self._old_draw(renderer)
 
 def patch_collection_2d_to_3d(col, zs=0, zdir='z'):
     """Convert a PatchCollection to a Patch3DCollection object."""
+
+    # The tricky part here is that there are several classes that are
+    # derived from PatchCollection. We need to use the right draw method.
+    col._old_draw = col.draw
+
     col.__class__ = Patch3DCollection
     col.set_3d_properties(zs, zdir)
 


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