Added get/set_closed to Polygon

mmetz-bn · mmetz-bn · commit 83f0f03ad778 · 2008-06-20T11:54:55.000Z
svn path=/trunk/matplotlib/; revision=5608
diff --git a/CHANGELOG b/CHANGELOG
@@ -1,3 +1,6 @@
+2008-06-20 Added set/get_closed method to Polygon; fixes error
+           in hist - MM
+
 2008-06-19 Use relative font sizes (e.g. 'medium' and 'large') in
            rcsetup.py and matplotlibrc.template so that text will
            be scaled by default when changing rcParams['font.size'] -
diff --git a/lib/matplotlib/patches.py b/lib/matplotlib/patches.py
@@ -558,14 +558,28 @@ def __init__(self, xy, closed=True, **kwargs):
         """
         Patch.__init__(self, **kwargs)
         xy = np.asarray(xy, np.float_)
-        if closed and len(xy) and (xy[0] != xy[-1]).any():
-                xy = np.concatenate([xy, [xy[0]]])
         self._path = Path(xy)
+        self.set_closed(closed)
+
     __init__.__doc__ = cbook.dedent(__init__.__doc__) % artist.kwdocd
 
     def get_path(self):
         return self._path
 
+    def get_closed(self):
+        return self._closed
+
+    def set_closed(self, closed):
+        self._closed = closed
+        xy = self._get_xy()
+        if closed:
+            if len(xy) and (xy[0] != xy[-1]).any():
+                xy = np.concatenate([xy, [xy[0]]])
+        else:
+            if len(xy)>2 and (xy[0]==xy[-1]).all():
+                xy = xy[0:-2]
+        self._set_xy(xy)
+
     def _get_xy(self):
         return self._path.vertices
     def _set_xy(self, vertices):
