Merge pull request matplotlib#3335 from fcolas/newfix#3327

tacaswell · tacaswell · commit 697cd6fe0f81 · 2014-08-25T23:59:59.000-04:00
BUG : use copy of font-properties for each axes title closes matplotlib#3327
diff --git a/lib/matplotlib/axes/_base.py b/lib/matplotlib/axes/_base.py
@@ -908,12 +908,12 @@ def cla(self):
             )
         self._left_title = mtext.Text(
             x=0.0, y=1.0, text='',
-            fontproperties=props,
+            fontproperties=props.copy(),
             verticalalignment='baseline',
             horizontalalignment='left', )
         self._right_title = mtext.Text(
             x=1.0, y=1.0, text='',
-            fontproperties=props,
+            fontproperties=props.copy(),
             verticalalignment='baseline',
             horizontalalignment='right',
             )
diff --git a/lib/matplotlib/tests/baseline_images/test_text/axes_titles.png b/lib/matplotlib/tests/baseline_images/test_text/axes_titles.png
diff --git a/lib/matplotlib/tests/test_text.py b/lib/matplotlib/tests/test_text.py
@@ -197,6 +197,16 @@ def test_alignment():
     ax.set_yticks([])
 
 
+@image_comparison(baseline_images=['axes_titles'], extensions=['png'])
+def test_axes_titles():
+    # Related to issue #3327
+    fig = plt.figure()
+    ax = plt.subplot(1,1,1)
+    ax.set_title('center', loc='center', fontsize=20, fontweight=700)
+    ax.set_title('left', loc='left', fontsize=12, fontweight=400)
+    ax.set_title('right', loc='right', fontsize=12, fontweight=400)
+
+
 @cleanup
 def test_set_position():
     fig, ax = plt.subplots()
