SF.net SVN: matplotlib: [5409] trunk/matplotlib/lib/matplotlib/collections. py

[<md...@us...>]

Revision: 5409
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=5409&view=rev
Author:   mdboom
Date:     2008-06-06 05:07:53 -0700 (Fri, 06 Jun 2008)

Log Message:
-----------
Fix bug in recent PolyCollection sizing change.

Modified Paths:
--------------
    trunk/matplotlib/lib/matplotlib/collections.py

Modified: trunk/matplotlib/lib/matplotlib/collections.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/collections.py	2008-06-06 03:45:57 UTC (rev 5408)
+++ trunk/matplotlib/lib/matplotlib/collections.py	2008-06-06 12:07:53 UTC (rev 5409)
@@ -492,7 +492,7 @@
         renderer.close_group(self.__class__.__name__)
 
 class PolyCollection(Collection):
-    def __init__(self, verts, sizes = (1, ), **kwargs):
+    def __init__(self, verts, sizes = None, **kwargs):
         """
         verts is a sequence of ( verts0, verts1, ...) where verts_i is
         a sequence of xy tuples of vertices, or an equivalent
@@ -518,10 +518,11 @@
     def draw(self, renderer):
         # sizes is the area of the circle circumscribing the polygon
         # in points^2
-        self._transforms = [
-            transforms.Affine2D().scale(
-                (np.sqrt(x) * renderer.dpi / 72.0))
-            for x in self._sizes]
+        if self._sizes is not None:
+            self._transforms = [
+                transforms.Affine2D().scale(
+                    (np.sqrt(x) * renderer.dpi / 72.0))
+                for x in self._sizes]
         return Collection.draw(self, renderer)
 
 class BrokenBarHCollection(PolyCollection):


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