fix the plot directive

jdh2358 · jdh2358 · commit 7471077a03cf · 2011-01-06T01:26:35.000Z
svn path=/trunk/matplotlib/; revision=8896
diff --git a/examples/animation/dynamic_image2.py b/examples/animation/dynamic_image2.py
@@ -13,13 +13,20 @@ def f(x, y):
 
 x = np.linspace(0, 2 * np.pi, 120)
 y = np.linspace(0, 2 * np.pi, 100).reshape(-1, 1)
-
+# ims is a list of lists, each row is a list of artists to draw in the
+# current frame; here we are just animating one artist, the image, in
+# each frame
 ims = []
 for i in range(60):
     x += np.pi / 15.
     y += np.pi / 20.
-    ims.append([plt.imshow(f(x, y), cmap=plt.get_cmap('jet'))])
+    im = plt.imshow(f(x, y))
+    ims.append([im])
 
 ani = animation.ArtistAnimation(fig, ims, interval=50, blit=True,
     repeat_delay=1000)
+
+ani.save('dynamic_images.mp4')
+
+
 plt.show()
diff --git a/examples/animation/strip_chart_demo.py b/examples/animation/strip_chart_demo.py
@@ -9,7 +9,7 @@
 import matplotlib.animation as animation
 
 class Scope:
-    def __init__(self, ax, maxt=10, dt=0.01):
+    def __init__(self, ax, maxt=2, dt=0.02):
         self.ax = ax
         self.dt = dt
         self.maxt = maxt
@@ -26,14 +26,16 @@ def update(self, y):
             self.tdata = [self.tdata[-1]]
             self.ydata = [self.ydata[-1]]
             self.ax.set_xlim(self.tdata[0], self.tdata[0] + self.maxt)
+            self.ax.figure.canvas.draw()
 
         t = self.tdata[-1] + self.dt
         self.tdata.append(t)
         self.ydata.append(y)
         self.line.set_data(self.tdata, self.ydata)
         return self.line,
 
-def emitter(p=0.01):
+
+def emitter(p=0.03):
     'return a random value with probability p, else 0'
     while True:
         v = np.random.rand(1)
@@ -45,6 +47,10 @@ def emitter(p=0.01):
 fig = plt.figure()
 ax = fig.add_subplot(111)
 scope = Scope(ax)
+
+# pass a generator in "emitter" to produce data for the update func
 ani = animation.FuncAnimation(fig, scope.update, emitter, interval=10,
     blit=True)
+
+
 plt.show()
diff --git a/lib/matplotlib/figure.py b/lib/matplotlib/figure.py
@@ -807,7 +807,6 @@ def draw(self, renderer):
         Render the figure using :class:`matplotlib.backend_bases.RendererBase` instance renderer
         """
         # draw the figure bounding box, perhaps none for white figure
-        #print 'figure draw'
         if not self.get_visible(): return
         renderer.open_group('figure')
 
diff --git a/lib/matplotlib/sphinxext/plot_directive.py b/lib/matplotlib/sphinxext/plot_directive.py
@@ -265,7 +265,10 @@ def run_savefig(plot_path, basename, tmpdir, destdir, formats):
 
 def clear_state():
     plt.close('all')
-    matplotlib.rc_file_defaults()
+    matplotlib.rcdefaults()
+    # Set a default figure size that doesn't overflow typical browser
+    # windows.  The script is free to override it if necessary.
+    matplotlib.rcParams['figure.figsize'] = (5.5, 4.5)
 
 def render_figures(plot_path, function_name, plot_code, tmpdir, destdir,
                    formats, context=False):
diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py
@@ -512,6 +512,13 @@ def test_pcolormesh():
 
     fig.savefig('pcolormesh')
 
+
+@image_comparison(baseline_images=['canonical'])
+def test_canonical():
+    fig, ax = plt.subplots()
+    ax.plot([1,2,3])
+    fig.savefig('canonical')
+
 if __name__=='__main__':
     import nose
     nose.runmodule(argv=['-s','--with-doctest'], exit=False)
