BUG : make plot(..., color='none') work again

tacaswell · tacaswell · commit cc1756a9f2f6 · 2014-01-24T00:31:36.000-05:00
Fixes matplotlib#2760 Fixes miss-handling of color conversion logic introduced in edc48f0
diff --git a/lib/matplotlib/lines.py b/lib/matplotlib/lines.py
@@ -527,7 +527,7 @@ def draw(self, renderer):
         self._set_gc_clip(gc)
 
         ln_color_rgba = self._get_rgba_ln_color()
-        gc.set_foreground(ln_color_rgba)
+        gc.set_foreground(ln_color_rgba, isRGBA=True)
         gc.set_alpha(ln_color_rgba[3])
 
         gc.set_antialiased(self._antialiased)
@@ -569,7 +569,7 @@ def draw(self, renderer):
             edgecolor = self.get_markeredgecolor()
             if is_string_like(edgecolor) and edgecolor.lower() == 'none':
                 gc.set_linewidth(0)
-                gc.set_foreground(rgbaFace)
+                gc.set_foreground(rgbaFace, isRGBA=True)
             else:
                 gc.set_foreground(edgecolor)
                 gc.set_linewidth(self._markeredgewidth)
@@ -1031,12 +1031,7 @@ def _get_rgba_face(self, alt=False):
         return rgbaFace
 
     def _get_rgba_ln_color(self, alt=False):
-        ln_color = self._color
-        if is_string_like(ln_color) and ln_color.lower() == 'none':
-            rgba_ln = None
-        else:
-            rgba_ln = colorConverter.to_rgba(ln_color, self._alpha)
-        return rgba_ln
+        return colorConverter.to_rgba(self._color, self._alpha)
 
     # some aliases....
     def set_aa(self, val):
