improve FixedLocator in axisartist module

leejjoon · leejjoon · commit 507ec17f63ce · 2010-07-31T09:18:20.000Z
svn path=/trunk/matplotlib/; revision=8605
diff --git a/lib/mpl_toolkits/axisartist/grid_finder.py b/lib/mpl_toolkits/axisartist/grid_finder.py
@@ -279,13 +279,19 @@ def set_factor(self, f):
 class FixedLocator(object):
     def __init__(self, locs):
         self._locs = locs
+        self._factor = None
 
 
     def __call__(self, v1, v2):
-        v1, v2 = sorted([v1, v2])
+        if self._factor is None:
+            v1, v2 = sorted([v1, v2])
+        else:
+            v1, v2 = sorted([v1*self._factor, v2*self._factor])
         locs = np.array([l for l in self._locs if ((v1 <= l) and (l <= v2))])
-        return locs, len(locs), None
+        return locs, len(locs), self._factor
 
+    def set_factor(self, f):
+        self._factor = f
 
 
 
