Merged revisions 8758 via svnmerge from

mdboom · mdboom · commit 4f4e2ccfd561 · 2010-10-22T15:01:38.000Z
https://matplotlib.svn.sf.net/svnroot/matplotlib/branches/v1_0_maint ........ r8758 | mdboom | 2010-10-22 11:00:31 -0400 (Fri, 22 Oct 2010) | 2 lines [3092255] Fix the direction of scroll event in Tk backend to match other backends. ........ svn path=/trunk/matplotlib/; revision=8759
diff --git a/lib/matplotlib/backends/backend_tkagg.py b/lib/matplotlib/backends/backend_tkagg.py
@@ -300,8 +300,8 @@ def scroll_event(self, event):
         x = event.x
         y = self.figure.bbox.height - event.y
         num = getattr(event, 'num', None)
-        if   num==4: step = -1
-        elif num==5: step = +1
+        if   num==4: step = +1
+        elif num==5: step = -1
         else:        step =  0
 
         FigureCanvasBase.scroll_event(self, x, y, step, guiEvent=event)
