Revision: 5857
http://matplotlib.svn.sourceforge.net/matplotlib/?rev=5857&view=rev
Author: jdh2358
Date: 2008-07-24 22:41:52 +0000 (Thu, 24 Jul 2008)
Log Message:
-----------
added simple gtk animation example
Added Paths:
-----------
trunk/matplotlib/examples/animation/simple_anim_gtk.py
Added: trunk/matplotlib/examples/animation/simple_anim_gtk.py
===================================================================
--- trunk/matplotlib/examples/animation/simple_anim_gtk.py
(rev 0)
+++ trunk/matplotlib/examples/animation/simple_anim_gtk.py 2008-07-24
22:41:52 UTC (rev 5857)
@@ -0,0 +1,30 @@
+"""
+A simple example of an animated plot using a gtk backends
+"""
+import time
+import numpy as np
+import matplotlib
+matplotlib.use('GTKAgg') # do this before importing pylab
+
+import matplotlib.pyplot as plt
+
+fig = plt.figure()
+
+ax = fig.add_subplot(111)
+
+def animate():
+ tstart = time.time() # for profiling
+ x = np.arange(0, 2*np.pi, 0.01) # x-array
+ line, = ax.plot(x, np.sin(x))
+
+ for i in np.arange(1,200):
+ line.set_ydata(np.sin(x+i/10.0)) # update the data
+ fig.canvas.draw() # redraw the canvas
+ print 'FPS:' , 200/(time.time()-tstart)
+ raise SystemExit
+
+import gobject
+print 'adding idle'
+gobject.idle_add(animate)
+print 'showing'
+plt.show()
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