added face and edge color = 'None' support to patches

jdh2358 · jdh2358 · commit dfef86b4d8b1 · 2007-11-09T16:42:55.000Z
svn path=/trunk/matplotlib/; revision=4187
diff --git a/lib/matplotlib/backend_bases.py b/lib/matplotlib/backend_bases.py
@@ -1199,6 +1199,7 @@ def print_figure(self, filename, dpi=None, facecolor='w', edgecolor='w',
             self.figure.set_facecolor(origfacecolor)
             self.figure.set_edgecolor(origedgecolor)
             self.figure.set_canvas(self)
+            self.figure.canvas.draw()
             
         return result
 
diff --git a/lib/matplotlib/backends/backend_tkagg.py b/lib/matplotlib/backends/backend_tkagg.py
@@ -549,6 +549,9 @@ def save_figure(self):
                 fname, err)
             error_msg_tkpaint(msg)
 
+        #the enlarged figure prints to the canvas and freezes unless a redraw is forced
+        self.canvas.draw()  
+
     def update(self):
         _focus = windowing.FocusManager()
         self._axes = self.canvas.figure.axes
diff --git a/lib/matplotlib/patches.py b/lib/matplotlib/patches.py
@@ -198,15 +198,23 @@ def draw(self, renderer):
         if not self.get_visible(): return
         #renderer.open_group('patch')
         gc = renderer.new_gc()
-        gc.set_foreground(self._edgecolor)
-        gc.set_linewidth(self._linewidth)
+
+        if cbook.is_string_like(self._edgecolor) and self._edgecolor.lower()=='none':
+            gc.set_linewidth(0)
+        else:        
+            gc.set_foreground(self._edgecolor)
+            gc.set_linewidth(self._linewidth)
+
         gc.set_alpha(self._alpha)
         gc.set_antialiased(self._antialiased)
         self._set_gc_clip(gc)
         gc.set_capstyle('projecting')
 
-        if not self.fill or self._facecolor is None: rgbFace = None
-        else: rgbFace = colors.colorConverter.to_rgb(self._facecolor)
+        if (not self.fill or self._facecolor is None or
+            (cbook.is_string_like(self._facecolor) and self._facecolor.lower()=='none')):
+            rgbFace = None
+        else:
+            rgbFace = colors.colorConverter.to_rgb(self._facecolor)
 
         if self._hatch:
             gc.set_hatch(self._hatch )
