API: match previous set_axis_bgcolor behavior

tacaswell · tacaswell · commit df3e4bcf0ccd · 2016-02-15T12:21:09.000-05:00
When setting the facecolor stash the value so that future calls to `cla`
will restore the facecolor to this value.
diff --git a/lib/matplotlib/axes/_base.py b/lib/matplotlib/axes/_base.py
@@ -1088,6 +1088,7 @@ def get_facecolor(self):
     get_fc = get_facecolor
 
     def set_facecolor(self, color):
+        self._facecolor = color
         return self.patch.set_facecolor(color)
     set_fc = set_facecolor
 
