Merge pull request #1982 from efiring/SpanSelector_blit_bug

Fix bug in SpanSelector, introduced in commit dd32575
matplotlib · May 7, 2013 · 6131cf7 · 6131cf7
2 parents b009b63 + 2e31f66
commit 6131cf7
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/lib/matplotlib/widgets.py b/lib/matplotlib/widgets.py
@@ -1072,10 +1072,12 @@ def __init__(self, ax, onselect, direction, minspan=None, useblit=False,
         self.buttonDown = False
         self.prev = (0, 0)
 
+        # Set useblit based on original canvas.
+        self.useblit = useblit and self.canvas.supports_blit
+
         # Reset canvas so that `new_axes` connects events.
         self.canvas = None
         self.new_axes(ax)
-        self.useblit = useblit and self.canvas.supports_blit
 
     def new_axes(self, ax):
         self.ax = ax