SF.net SVN: matplotlib: [5310] trunk/matplotlib/examples/api/ path_patch_demo.py

[<jd...@us...>]

Revision: 5310
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=5310&view=rev
Author:   jdh2358
Date:     2008-05-29 14:12:59 -0700 (Thu, 29 May 2008)

Log Message:
-----------
added demo showing how to use curvy paths directly

Added Paths:
-----------
    trunk/matplotlib/examples/api/path_patch_demo.py

Added: trunk/matplotlib/examples/api/path_patch_demo.py
===================================================================
--- trunk/matplotlib/examples/api/path_patch_demo.py	                        (rev 0)
+++ trunk/matplotlib/examples/api/path_patch_demo.py	2008-05-29 21:12:59 UTC (rev 5310)
@@ -0,0 +1,34 @@
+import numpy as np
+import matplotlib.path as mpath
+import matplotlib.patches as mpatches
+import matplotlib.pyplot as plt
+
+Path = mpath.Path
+
+pathdata = [
+    (Path.MOVETO, (0, 0)),
+    (Path.CURVE4, (-1, 0)),
+    (Path.CURVE4, (-1, 1)),
+    (Path.CURVE4, (0, 1)),
+    (Path.LINETO, (2, 1)),
+    (Path.CURVE4, (3, 1)),
+    (Path.CURVE4, (3, 0)),
+    (Path.CURVE4, (2, 0)),
+    (Path.CLOSEPOLY, (0, 0)),
+    ]
+
+codes, verts = zip(*pathdata)
+path = mpath.Path(verts, codes)
+
+patch = mpatches.PathPatch(path, facecolor='green', edgecolor='yellow', alpha=0.5)
+
+fig = plt.figure()
+ax = fig.add_subplot(111)
+ax.add_patch(patch)
+
+ax.set_xlim(-5,5)
+ax.set_ylim(-5,5)
+
+plt.show()
+
+


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