Merge pull request #11703 from jklymak/fix-update-from-patches

phobson · web-flow · commit c552bdc116ad · 2018-07-27T08:23:07.000-07:00
FIX: make update-from also set the original face/edgecolor
diff --git a/lib/matplotlib/patches.py b/lib/matplotlib/patches.py
@@ -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
diff --git a/lib/matplotlib/tests/test_legend.py b/lib/matplotlib/tests/test_legend.py
@@ -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]
