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

.. only:: html

    .. meta::
        :keywords: codex

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

        :ref:`Go to the end <sphx_glr_download_gallery_text_labels_and_annotations_fancyarrow_demo.py>`
        to download the full example code

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

.. _sphx_glr_gallery_text_labels_and_annotations_fancyarrow_demo.py:


================================
Annotation arrow style reference
================================

Overview of the arrow styles available in `~.Axes.annotate`.

.. GENERATED FROM PYTHON SOURCE LINES 8-54

.. code-block:: Python


    import inspect
    import itertools
    import re

    import matplotlib.pyplot as plt

    import matplotlib.patches as mpatches

    styles = mpatches.ArrowStyle.get_styles()
    ncol = 2
    nrow = (len(styles) + 1) // ncol
    axs = (plt.figure(figsize=(4 * ncol, 1 + nrow))
           .add_gridspec(1 + nrow, ncol,
                         wspace=.7, left=.1, right=.9, bottom=0, top=1).subplots())
    for ax in axs.flat:
        ax.set_axis_off()
    for ax in axs[0, :]:
        ax.text(0, .5, "arrowstyle",
                transform=ax.transAxes, size="large", color="tab:blue",
                horizontalalignment="center", verticalalignment="center")
        ax.text(.35, .5, "default parameters",
                transform=ax.transAxes,
                horizontalalignment="left", verticalalignment="center")
    for ax, (stylename, stylecls) in zip(axs[1:, :].T.flat, styles.items()):
        l, = ax.plot(.25, .5, "ok", transform=ax.transAxes)
        ax.annotate(stylename, (.25, .5), (-0.1, .5),
                    xycoords="axes fraction", textcoords="axes fraction",
                    size="large", color="tab:blue",
                    horizontalalignment="center", verticalalignment="center",
                    arrowprops=dict(
                        arrowstyle=stylename, connectionstyle="arc3,rad=-0.05",
                        color="k", shrinkA=5, shrinkB=5, patchB=l,
                    ),
                    bbox=dict(boxstyle="square", fc="w"))
        # wrap at every nth comma (n = 1 or 2, depending on text length)
        s = str(inspect.signature(stylecls))[1:-1]
        n = 2 if s.count(',') > 3 else 1
        ax.text(.35, .5,
                re.sub(', ', lambda m, c=itertools.count(1): m.group()
                       if next(c) % n else '\n', s),
                transform=ax.transAxes,
                horizontalalignment="left", verticalalignment="center")

    plt.show()




.. image-sg:: /gallery/text_labels_and_annotations/images/sphx_glr_fancyarrow_demo_001.png
   :alt: fancyarrow demo
   :srcset: /gallery/text_labels_and_annotations/images/sphx_glr_fancyarrow_demo_001.png, /gallery/text_labels_and_annotations/images/sphx_glr_fancyarrow_demo_001_2_00x.png 2.00x
   :class: sphx-glr-single-img





.. GENERATED FROM PYTHON SOURCE LINES 55-64

.. admonition:: References

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

   - `matplotlib.patches`
   - `matplotlib.patches.ArrowStyle`
   - ``matplotlib.patches.ArrowStyle.get_styles``
   - `matplotlib.axes.Axes.annotate`


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

   **Total running time of the script:** (0 minutes 1.331 seconds)


.. _sphx_glr_download_gallery_text_labels_and_annotations_fancyarrow_demo.py:

.. only:: html

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

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

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

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

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


.. only:: html

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

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