.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "examples/10-showcase-violin.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

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

        :ref:`Go to the end <sphx_glr_download_examples_10-showcase-violin.py>`
        to download the full example code

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

.. _sphx_glr_examples_10-showcase-violin.py:


====================
Violing Chart demonstraing various mpl-visual-context features
====================

.. GENERATED FROM PYTHON SOURCE LINES 7-117



.. image-sg:: /examples/images/sphx_glr_10-showcase-violin_001.png
   :alt: 10 showcase violin
   :srcset: /examples/images/sphx_glr_10-showcase-violin_001.png
   :class: sphx-glr-single-img





.. code-block:: default


    # import numpy as np
    from mpl_visual_context.patheffects import AlphaGradient
    import matplotlib.pyplot as plt
    import mpl_visual_context.patheffects as pe
    import seaborn

    seaborn.set()

    tips = seaborn.load_dataset("tips")

    # We start from a simple seaborn violin plot
    fig, axs = plt.subplots(2, 2, num=1, clear=True, figsize=(8, 6), layout="constrained")
    for ax in axs.flat:
        seaborn.violinplot(x='day', y='tip', data=tips, ax=ax)

    ax = axs[0, 0]
    ax.annotate(
        "(a) Original violin plot",
        (0, 1),
        xytext=(5, -5),
        xycoords="axes fraction",
        va="top",
        ha="left",
        textcoords="offset points",  # size=20,
    )

    # (b) w/ Brighter fill color
    ax = axs[0, 1]
    # We select violin patches.
    colls = ax.collections[::2]


    ax.annotate(
        "(b) Make fill color lighter,\nand stroke with the (original) fill color",
        (0, 1),
        xytext=(5, -5),
        xycoords="axes fraction",
        va="top",
        ha="left",
        textcoords="offset points",  # size=20,
    )

    pe_list = [
        pe.HLSModify(l=0.8) | pe.FillOnly(),
        pe.StrokeColorFromFillColor() | pe.StrokeOnly(),
    ]

    for x, coll in enumerate(colls):
        coll.set_path_effects(pe_list)

    # (c) AlphaGradient
    ax = axs[1, 0]
    colls = ax.collections[::2]

    ax.annotate(
        "(c) Fill w/ alpha gradient",
        (0, 1),
        xytext=(5, -5),
        xycoords="axes fraction",
        va="top",
        ha="left",
        textcoords="offset points",  # size=20,
    )

    pe_list = [
        pe.AlphaGradient("0.8 > 0.2 > 0.8"),
        (pe.StrokeColorFromFillColor() | pe.StrokeOnly()),
    ]

    for x, coll in enumerate(colls):
        coll.set_path_effects(pe_list)

    # (4) w/ Light effect
    ax = axs[1, 1]
    colls = ax.collections[::2]

    ax.annotate(
        "(d) Light effect and shadow",
        (0, 1),
        xytext=(5, -5),
        xycoords="axes fraction",
        va="top",
        ha="left",
        textcoords="offset points",  # size=20,
    )

    import mpl_visual_context.image_effect as ie

    pe_list = [
        # shadow
        pe.FillOnly()
        | pe.ImageEffect(
            ie.AlphaAxb((0.5, 0))
            | ie.Pad(10)
            | ie.Fill("k")
            | ie.Dilation(3)
            | ie.Gaussian(4)
            | ie.Offset(3, -3)
        ),
        # light effect
        pe.HLSModify(l=0.7)
        | pe.FillOnly()
        | pe.ImageEffect(ie.LightSource(erosion_size=5, gaussian_size=5)),
    ]

    for x, coll in enumerate(colls):
        coll.set_path_effects(pe_list)

    plt.show()


.. rst-class:: sphx-glr-timing

   **Total running time of the script:** (0 minutes 3.310 seconds)


.. _sphx_glr_download_examples_10-showcase-violin.py:

.. only:: html

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




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

      :download:`Download Python source code: 10-showcase-violin.py <10-showcase-violin.py>`

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

      :download:`Download Jupyter notebook: 10-showcase-violin.ipynb <10-showcase-violin.ipynb>`


.. only:: html

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

    `Gallery generated by Sphinx-Gallery <https://sphinx-gallery.github.io>`_