ENH : add stale flag to ColorbarBase and Colorbar

tacaswell · tacaswell · commit 9724f3d198f4 · 2015-05-25T00:50:38.000-04:00
diff --git a/lib/matplotlib/colorbar.py b/lib/matplotlib/colorbar.py
@@ -392,6 +392,7 @@ def set_ticks(self, ticks, update_ticks=True):
 
         if update_ticks:
             self.update_ticks()
+        self.stale = True
 
     def set_ticklabels(self, ticklabels, update_ticks=True):
         """
@@ -405,6 +406,7 @@ def set_ticklabels(self, ticklabels, update_ticks=True):
                 self.update_ticks()
         else:
             warnings.warn("set_ticks() must have been called.")
+        self.stale = True
 
     def _config_axes(self, X, Y):
         '''
@@ -444,6 +446,7 @@ def _set_label(self):
             self.ax.set_ylabel(self._label, **self._labelkw)
         else:
             self.ax.set_xlabel(self._label, **self._labelkw)
+        self.stale = True
 
     def set_label(self, label, **kw):
         '''
@@ -548,6 +551,7 @@ def add_lines(self, levels, colors, linewidths, erase=True):
         self.lines.append(col)
         col.set_color(colors)
         self.ax.add_collection(col)
+        self.stale = True
 
     def _ticker(self):
         '''
@@ -942,6 +946,7 @@ def update_normal(self, mappable):
             CS = self.mappable
             if not CS.filled:
                 self.add_lines(CS)
+        self.stale = True
 
     def update_bruteforce(self, mappable):
         '''
