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<h1>api example code: patch_collection.py<a class="headerlink" href="#api-example-code-patch-collection-py" title="Permalink to this headline">¶</a></h1>

(<a class="reference external" href="../../mpl_examples/api/patch_collection.py">Source code</a>, <a class="reference external" href="../../mpl_examples/api/patch_collection.png">png</a>, <a class="reference external" href="../../mpl_examples/api/patch_collection.hires.png">hires.png</a>, <a class="reference external" href="../../mpl_examples/api/patch_collection.pdf">pdf</a>)

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<div class="highlight-python"><div class="highlight"><pre>import numpy as np

import matplotlib

from matplotlib.patches import Circle, Wedge, Polygon

from matplotlib.collections import PatchCollection

import matplotlib.pyplot as plt

fig, ax = plt.subplots()

resolution = 50 # the number of vertices

N = 3

x = np.random.rand(N)

y = np.random.rand(N)

radii = 0.1*np.random.rand(N)

patches = []

circle = Circle((x1,y1), r)

patches.append(circle)

theta1 = 360.0*np.random.rand(N)

theta2 = 360.0*np.random.rand(N)

for x1,y1,r,t1,t2 in zip(x, y, radii, theta1, theta2):

wedge = Wedge((x1,y1), r, t1, t2)

patches.append(wedge)

# Some limiting conditions on Wedge

patches += [

Wedge((.3,.7), .1, 0, 360), # Full circle

Wedge((.7,.8), .2, 0, 360, width=0.05), # Full ring

Wedge((.8,.3), .2, 0, 45), # Full sector

Wedge((.8,.3), .2, 45, 90, width=0.10), # Ring sector

]

for i in range(N):

polygon = Polygon(np.random.rand(N,2), True)

patches.append(polygon)

colors = 100*np.random.rand(len(patches))

p = PatchCollection(patches, cmap=matplotlib.cm.jet, alpha=0.4)

p.set_array(np.array(colors))

ax.add_collection(p)

plt.colorbar(p)

plt.show()

</pre></div>

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Keywords: python, matplotlib, pylab, example, codex (see <a class="reference internal" href="../../faq/howto_faq.html#how-to-search-examples">Search examples</a>)

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Last updated on Oct 10, 2013.

Created using <a href="http://sphinx-doc.org/">Sphinx</a> 1.2b2.

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matplotlib.github.com/1.3.1/examples/api/patch_collection.html at master · coid/matplotlib.github.com · GitHub

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