Revision: 8734
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=8734&view=rev
Author: leejjoon
Date: 2010-10-08 01:23:22 +0000 (Fri, 08 Oct 2010)
Log Message:
-----------
fix bbox_to_anchor for draggable legend
Modified Paths:
--------------
branches/v1_0_maint/lib/matplotlib/legend.py
Modified: branches/v1_0_maint/lib/matplotlib/legend.py
===================================================================
--- branches/v1_0_maint/lib/matplotlib/legend.py 2010-10-07 14:19:00 UTC
(rev 8733)
+++ branches/v1_0_maint/lib/matplotlib/legend.py 2010-10-08 01:23:22 UTC
(rev 8734)
@@ -51,11 +51,17 @@
loc_in_canvas = self.get_loc_in_canvas()
bbox = self.legend.get_bbox_to_anchor()
+
+ # if bbox has zero width or height, the transformation is
+ # ill-defined. Fall back to the defaul bbox_to_anchor.
+ if bbox.width ==0 or bbox.height ==0:
+ self.legend.set_bbox_to_anchor(None)
+ bbox = self.legend.get_bbox_to_anchor()
+
_bbox_transform = BboxTransformFrom(bbox)
self.legend._loc =
tuple(_bbox_transform.transform_point(loc_in_canvas))
-
class Legend(Artist):
"""
Place a legend on the axes at location loc. Labels are a
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