
.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "gallery/shapes_and_collections/patch_collection.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

    .. note::
        :class: sphx-glr-download-link-note

        Click :ref:`here <sphx_glr_download_gallery_shapes_and_collections_patch_collection.py>`
        to download the full example code

.. rst-class:: sphx-glr-example-title

.. _sphx_glr_gallery_shapes_and_collections_patch_collection.py:


============================
Circles, Wedges and Polygons
============================

This example demonstrates how to use `.collections.PatchCollection`.

.. GENERATED FROM PYTHON SOURCE LINES 8-59

.. code-block:: default


    import numpy as np
    from matplotlib.patches import Circle, Wedge, Polygon
    from matplotlib.collections import PatchCollection
    import matplotlib.pyplot as plt

    # Fixing random state for reproducibility
    np.random.seed(19680801)


    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 = []
    for x1, y1, r in zip(x, y, radii):
        circle = Circle((x1, y1), r)
        patches.append(circle)

    x = np.random.rand(N)
    y = np.random.rand(N)
    radii = 0.1*np.random.rand(N)
    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, alpha=0.4)
    p.set_array(colors)
    ax.add_collection(p)
    fig.colorbar(p, ax=ax)

    plt.show()




.. image:: /gallery/shapes_and_collections/images/sphx_glr_patch_collection_001.png
    :alt: patch collection
    :class: sphx-glr-single-img





.. GENERATED FROM PYTHON SOURCE LINES 60-67

------------

References
""""""""""

The use of the following functions, methods, classes and modules is shown
in this example:

.. GENERATED FROM PYTHON SOURCE LINES 68-78

.. code-block:: default


    import matplotlib
    matplotlib.patches
    matplotlib.patches.Circle
    matplotlib.patches.Wedge
    matplotlib.patches.Polygon
    matplotlib.collections.PatchCollection
    matplotlib.collections.Collection.set_array
    matplotlib.axes.Axes.add_collection
    matplotlib.figure.Figure.colorbar




.. rst-class:: sphx-glr-script-out

 Out:

 .. code-block:: none


    <function Figure.colorbar at 0x7f73be88e310>




.. _sphx_glr_download_gallery_shapes_and_collections_patch_collection.py:


.. only :: html

 .. container:: sphx-glr-footer
    :class: sphx-glr-footer-example



  .. container:: sphx-glr-download sphx-glr-download-python

     :download:`Download Python source code: patch_collection.py <patch_collection.py>`



  .. container:: sphx-glr-download sphx-glr-download-jupyter

     :download:`Download Jupyter notebook: patch_collection.ipynb <patch_collection.ipynb>`


.. only:: html

 .. rst-class:: sphx-glr-signature

    Keywords: matplotlib code example, codex, python plot, pyplot
    `Gallery generated by Sphinx-Gallery
    <https://sphinx-gallery.readthedocs.io>`_
