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FIX: make update-from also set the original face/edgecolor #11703

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Merged
merged 2 commits into from
Jul 27, 2018
Merged

FIX: make update-from also set the original face/edgecolor #11703

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c28818a
FIX: make update-from also set the original face/edgecoloe
jklymak Jul 19, 2018
af43dae
TST: test that setting alpha keeps rest of color ok
jklymak Jul 19, 2018
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2 changes: 2 additions & 0 deletions lib/matplotlib/patches.py
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Original file line number Diff line number Diff line change
Expand Up @@ -168,6 +168,8 @@ def update_from(self, other):
# getters/setters, so we just copy them directly.
self._edgecolor = other._edgecolor
self._facecolor = other._facecolor
self._original_edgecolor = other._original_edgecolor
self._original_facecolor = other._original_facecolor
self._fill = other._fill
self._hatch = other._hatch
self._hatch_color = other._hatch_color
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9 changes: 9 additions & 0 deletions lib/matplotlib/tests/test_legend.py
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Expand Up @@ -543,3 +543,12 @@ def test_draggable():
with pytest.warns(MatplotlibDeprecationWarning):
legend.draggable()
assert not legend.get_draggable()


def test_alpha_handles():
x, n, hh = plt.hist([1, 2, 3], alpha=0.25, label='data', color='red')
legend = plt.legend()
for lh in legend.legendHandles:
lh.set_alpha(1.0)
assert lh.get_facecolor()[:-1] == hh[1].get_facecolor()[:-1]
assert lh.get_edgecolor()[:-1] == hh[1].get_edgecolor()[:-1]
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