.. only:: html
.. note::
:class: sphx-glr-download-link-note
Click :ref:`here ` to download the full example code
.. rst-class:: sphx-glr-example-title
.. _sphx_glr_gallery_subplots_axes_and_figures_axhspan_demo.py:
============
axhspan Demo
============
Create lines or rectangles that span the axes in either the horizontal or
vertical direction, and lines than span the axes with an arbitrary orientation.
.. image:: /gallery/subplots_axes_and_figures/images/sphx_glr_axhspan_demo_001.png
:alt: axhspan demo
:class: sphx-glr-single-img
.. code-block:: default
import numpy as np
import matplotlib.pyplot as plt
t = np.arange(-1, 2, .01)
s = np.sin(2 * np.pi * t)
fig, ax = plt.subplots()
ax.plot(t, s)
# Thick red horizontal line at y=0 that spans the xrange.
ax.axhline(linewidth=8, color='#d62728')
# Horizontal line at y=1 that spans the xrange.
ax.axhline(y=1)
# Vertical line at x=1 that spans the yrange.
ax.axvline(x=1)
# Thick blue vertical line at x=0 that spans the upper quadrant of the yrange.
ax.axvline(x=0, ymin=0.75, linewidth=8, color='#1f77b4')
# Default hline at y=.5 that spans the middle half of the axes.
ax.axhline(y=.5, xmin=0.25, xmax=0.75)
# Infinite black line going through (0, 0) to (1, 1).
ax.axline((0, 0), (1, 1), color='k')
# 50%-gray rectangle spanning the axes' width from y=0.25 to y=0.75.
ax.axhspan(0.25, 0.75, facecolor='0.5')
# Green rectangle spanning the axes' height from x=1.25 to x=1.55.
ax.axvspan(1.25, 1.55, facecolor='#2ca02c')
plt.show()
.. _sphx_glr_download_gallery_subplots_axes_and_figures_axhspan_demo.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: axhspan_demo.py `
.. container:: sphx-glr-download sphx-glr-download-jupyter
:download:`Download Jupyter notebook: axhspan_demo.ipynb `
.. only:: html
.. rst-class:: sphx-glr-signature
Keywords: matplotlib code example, codex, python plot, pyplot
`Gallery generated by Sphinx-Gallery
`_