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Updated patch to not override alpha on edgecolor if set to none #1938

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Updated patch to not override alpha on edgecolor if set to none #1938

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Updated patch to not override alpha on edgecolor if set to none.
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@cimarronm
cimarronm committed Apr 23, 2013
commit a81ef6ddb4aa322bf1314bccb80201ec4ecaa857
5 changes: 4 additions & 1 deletion lib/matplotlib/patches.py
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Original file line number Diff line number Diff line change
Expand Up @@ -304,7 +304,10 @@ def set_alpha(self, alpha):
artist.Artist.set_alpha(self, alpha)
self.set_facecolor(self._original_facecolor) # using self._fill and
# self._alpha
self._edgecolor = colors.colorConverter.to_rgba(

# Don't set alpha if edgecolor set to 'none' - (0.0, 0.0, 0.0, 0.0)
if self._edgecolor != (0.0, 0.0, 0.0, 0.0):
self._edgecolor = colors.colorConverter.to_rgba(
self._edgecolor[:3], self._alpha)

def set_linewidth(self, w):
Expand Down