ENH : add stale flag to PaddedBox

tacaswell · tacaswell · commit 7780821d4599 · 2015-05-25T00:50:35.000-04:00
diff --git a/lib/matplotlib/offsetbox.py b/lib/matplotlib/offsetbox.py
@@ -546,13 +546,15 @@ def draw(self, renderer):
             c.draw(renderer)
 
         #bbox_artist(self, renderer, fill=False, props=dict(pad=0.))
+        self.stale = False
 
     def update_frame(self, bbox, fontsize=None):
         self.patch.set_bounds(bbox.x0, bbox.y0,
                               bbox.width, bbox.height)
 
         if fontsize:
             self.patch.set_mutation_scale(fontsize)
+        self.stale = True
 
     def draw_frame(self, renderer):
         # update the location and size of the legend
