fix a mathtext rendering bug

mdboom · ddale · commit 2dfbd1b7429d · 2011-03-14T16:52:30.000-04:00
diff --git a/lib/matplotlib/mathtext.py b/lib/matplotlib/mathtext.py
@@ -231,7 +231,7 @@ def get_hinting_type(self):
 class MathtextBackendBitmap(MathtextBackendAgg):
     def get_results(self, box, used_characters):
         ox, oy, width, height, depth, image, characters = \
-            MathtextBackendAgg(self, box, used_characters)
+            MathtextBackendAgg.get_results(self, box, used_characters)
         return image, depth
 
 class MathtextBackendPs(MathtextBackend):
