SF.net SVN: matplotlib:[8394] trunk/matplotlib/lib/matplotlib/backend_bases .py

[<ef...@us...>]

Revision: 8394
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=8394&view=rev
Author:   efiring
Date:     2010-06-07 18:29:09 +0000 (Mon, 07 Jun 2010)

Log Message:
-----------
In a collection, if there is no facecolor, take alpha from edgecolor rgba, if available.

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

Modified: trunk/matplotlib/lib/matplotlib/backend_bases.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/backend_bases.py	2010-06-07 14:23:58 UTC (rev 8393)
+++ trunk/matplotlib/lib/matplotlib/backend_bases.py	2010-06-07 18:29:09 UTC (rev 8394)
@@ -300,7 +300,10 @@
             if Nfacecolors:
                 rgbFace = facecolors[i % Nfacecolors]
             if Nedgecolors:
-                gc0.set_foreground(edgecolors[i % Nedgecolors])
+                fg = edgecolors[i % Nedgecolors]
+                if Nfacecolors == 0 and len(fg)==4:
+                    gc0.set_alpha(fg[3])
+                gc0.set_foreground(fg)
                 if Nlinewidths:
                     gc0.set_linewidth(linewidths[i % Nlinewidths])
                 if Nlinestyles:
@@ -309,7 +312,7 @@
                 if rgbFace[3] == 0:
                     rgbFace = None
                 else:
-                    gc0.set_alpha(rgbFace[-1])
+                    gc0.set_alpha(rgbFace[3])
                     rgbFace = rgbFace[:3]
             gc0.set_antialiased(antialiaseds[i % Naa])
             if Nurls:


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