fix the bug that handles for scatter are incorrectly set when dpi!=72. Thanks to Ray Speth for the bug report.

svn path=/branches/v0_99_maint/; revision=8191

Author: leejjoon

CHANGELOG

@@ -1,3 +1,6 @@
+2010-03-13 fix the bug that handles for scatter are incorrectly set when 
+           dpi!=72. Thanks to Ray Speth for the bug report. -JJL
+
 ===============================================
 2009-09-21 Tagged for release 0.99.1
 

lib/matplotlib/legend.py

@@ -580,6 +580,13 @@ def _init_legend_box(self, handles, labels):
 
             handle = handle_list[-1]
             handlebox.add_artist(handle)
+
+            # special case for collection instances
+            if isinstance(handle, RegularPolyCollection) or \
+                   isinstance(handle, CircleCollection):
+                handle._transOffset = handlebox.get_transform()
+                handle.set_transform(None)
+
             if hasattr(handle, "_legmarker"):
                 handlebox.add_artist(handle._legmarker)
             handleboxes.append(handlebox)