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<!DOCTYPE html>

<head>

<title>backend_qtagg, backend_qtcairo — Matplotlib 3.6.0rc1 documentation</title>

document.documentElement.dataset.mode = localStorage.getItem("mode") || "";

document.documentElement.dataset.theme = localStorage.getItem("theme") || "light"

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window.ga = window.ga || function () {

(ga.q = ga.q || []).push(arguments) };

ga.l = +new Date;

ga('create', 'UA-55954603-1', 'auto');

ga('set', 'anonymizeIp', true);

ga('send', 'pageview');

</script>

title="Search within Matplotlib 3.6.0rc1 documentation"

href="../_static/opensearch.xml"/>

</head>

</div>

</a>

</div>

</button>

<a class="reference internal nav-link" href="../plot_types/index.html">Plot types</a>

</li>

<a class="reference internal nav-link" href="../gallery/index.html">Examples</a>

</li>

<a class="reference internal nav-link" href="../tutorials/index.html">Tutorials</a>

</li>

<a class="reference internal nav-link" href="index.html">Reference</a>

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<a class="reference internal nav-link" href="../users/index.html">User guide</a>

</li>

<a class="reference internal nav-link" href="../devel/index.html">Develop</a>

</li>

<a class="reference internal nav-link" href="../users/release_notes.html">Release notes</a>

</li>

</ul>

</div>

devdocs

</button>

</div>

<!-- NOTE: this JS must live here (not in our global JS file) because it relies

on being processed by Jinja before it is run (specifically for replacing

variables api/backend_qt_api and {'json_url': 'https://matplotlib.org/devdocs/_static/switcher.json', 'version_match': 'devdocs'}.

-->

// Check if corresponding page path exists in other version of docs

// and, if so, go there instead of the homepage of the other docs version

function checkPageExistsAndRedirect(event) {

const currentFilePath = "api/backend_qt_api.html",

tryUrl = event.target.getAttribute("href");

let otherDocsHomepage = tryUrl.replace(currentFilePath, "");

$.ajax({

type: 'HEAD',

url: tryUrl,

// if the page exists, go there

success: function() {

location.href = tryUrl;

}

}).fail(function() {

location.href = otherDocsHomepage;

});

// this prevents the browser from following the href of the clicked node

// (which is fine because this function takes care of redirecting)

return false;

}

// Populate the version switcher from the JSON config file

(function () {

$.getJSON("https://matplotlib.org/devdocs/_static/switcher.json", function(data, textStatus, jqXHR) {

const currentFilePath = "api/backend_qt_api.html";

let btn = document.getElementById("version_switcher_button");

// Set empty strings by default so that these attributes exist and can be used in CSS selectors

btn.dataset["activeVersionName"] = "";

btn.dataset["activeVersion"] = "";

// create links to the corresponding page in the other docs versions

$.each(data, function(index, entry) {

// if no custom name specified (e.g., "latest"), use version string

if (!("name" in entry)) {

entry.name = entry.version;

}

// create the node

const node = document.createElement("a");

node.setAttribute("class", "list-group-item list-group-item-action py-1");

node.textContent = `${entry.name}`;

node.setAttribute("href", `${entry.url}${currentFilePath}`);

// on click, AJAX calls will check if the linked page exists before

// trying to redirect, and if not, will redirect to the homepage

// for that version of the docs.

node.onclick = checkPageExistsAndRedirect;

// Add dataset values for the version and name in case people want

// to apply CSS styling based on this information.

node.dataset["versionName"] = entry.name;

node.dataset["version"] = entry.version;

$("#version_switcher_menu").append(node);

// replace dropdown button text with the preferred display name of

// this version, rather than using sphinx's 3.6.0rc1 variable.

// also highlight the dropdown entry for the currently-viewed

// version's entry

if (entry.version == "devdocs") {

node.classList.add("active");

btn.innerText = btn.dataset["activeVersionName"] = entry.name;

btn.dataset["activeVersion"] = entry.version;

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});

})();

</script>

</div>

<label class="sr-only">gitter</label>

</a>

</li>

<label class="sr-only">discourse</label>

</a>

</li>

<label class="sr-only">GitHub</label>

</a>

</li>

<label class="sr-only">twitter</label>

</a>

</li>

</ul>

</div>

</span>

</div>

</nav>

</form><nav class="bd-links" id="bd-docs-nav" aria-label="Main navigation">

matplotlib

</span>

</code>

</a>

</li>

matplotlib.afm

</span>

</code>

</a>

</li>

matplotlib.animation

</span>

</code>

</a>

</i>

</label>

<ul>

matplotlib.animation.Animation

</a>

</li>

matplotlib.animation.FuncAnimation

</a>

</li>

matplotlib.animation.ArtistAnimation

</a>

</li>

Decay

</a>

</li>

The Bayes update

</a>

</li>

The double pendulum problem

</a>

</li>

Animated histogram

</a>

</li>

Rain simulation

</a>

</li>

Animated 3D random walk

</a>

</li>

Animated line plot

</a>

</li>

Oscilloscope

</a>

</li>

MATPLOTLIB

UNCHAINED

</strong>

</a>

</li>

Animated image using a precomputed list of images

</a>

</li>

matplotlib.animation.PillowWriter

</a>

</li>

matplotlib.animation.HTMLWriter

</a>

</li>

matplotlib.animation.FFMpegWriter

</a>

</li>

matplotlib.animation.ImageMagickWriter

</a>

</li>

matplotlib.animation.FFMpegFileWriter

</a>

</li>

matplotlib.animation.ImageMagickFileWriter

</a>

</li>

Frame grabbing

</a>

</li>

matplotlib.animation.Animation

</a>

</li>

matplotlib.animation.TimedAnimation

</a>

</li>

matplotlib.animation.MovieWriterRegistry

</a>

</li>

matplotlib.animation.AbstractMovieWriter

</a>

</li>

matplotlib.animation.MovieWriter

</a>

</li>

matplotlib.animation.FileMovieWriter

</a>

</li>

matplotlib.animation.FFMpegBase

</a>

</li>

matplotlib.animation.ImageMagickBase

</a>

</li>

</ul>

</li>

matplotlib.artist

</span>

</code>

</a>

</i>

</label>

<ul>

matplotlib.artist.Artist.add_callback

</a>

</li>

matplotlib.artist.Artist.remove_callback

</a>

</li>

matplotlib.artist.Artist.pchanged

</a>

</li>

matplotlib.artist.Artist.get_cursor_data

</a>

</li>

matplotlib.artist.Artist.format_cursor_data

</a>

</li>

matplotlib.artist.Artist.set_mouseover

</a>

</li>

matplotlib.artist.Artist.get_mouseover

</a>

</li>

matplotlib.artist.Artist.mouseover

</a>

</li>

matplotlib.artist.Artist.contains

</a>

</li>

matplotlib.artist.Artist.pick

</a>

</li>

matplotlib.artist.Artist.pickable

</a>

</li>

matplotlib.artist.Artist.set_picker

</a>

</li>

matplotlib.artist.Artist.get_picker

</a>

</li>

matplotlib.artist.Artist.set_clip_on

</a>

</li>

matplotlib.artist.Artist.get_clip_on

</a>

</li>

matplotlib.artist.Artist.set_clip_box

</a>

</li>

matplotlib.artist.Artist.get_clip_box

</a>

</li>

matplotlib.artist.Artist.set_clip_path

</a>

</li>

matplotlib.artist.Artist.get_clip_path

</a>

</li>

matplotlib.artist.Artist.update

</a>

</li>

matplotlib.artist.Artist.update_from

</a>

</li>

matplotlib.artist.Artist.properties

</a>

</li>

matplotlib.artist.Artist.set

</a>

</li>

matplotlib.artist.Artist.draw

</a>

</li>

matplotlib.artist.Artist.set_animated

</a>

</li>

matplotlib.artist.Artist.get_animated

</a>

</li>

matplotlib.artist.Artist.set_alpha

</a>

</li>

matplotlib.artist.Artist.get_alpha

</a>

</li>

matplotlib.artist.Artist.set_snap

</a>

</li>

matplotlib.artist.Artist.get_snap

</a>

</li>

matplotlib.artist.Artist.set_visible

</a>

</li>

matplotlib.artist.Artist.get_visible

</a>

</li>

matplotlib.artist.Artist.zorder

</a>

</li>

matplotlib.artist.Artist.set_zorder

</a>

</li>

matplotlib.artist.Artist.get_zorder

</a>

</li>

matplotlib.artist.Artist.set_agg_filter

</a>

</li>

matplotlib.artist.Artist.set_sketch_params

</a>

</li>

matplotlib.artist.Artist.get_sketch_params

</a>

</li>

matplotlib.artist.Artist.set_rasterized

</a>

</li>

matplotlib.artist.Artist.get_rasterized

</a>

</li>

matplotlib.artist.Artist.set_path_effects

</a>

</li>

matplotlib.artist.Artist.get_path_effects

</a>

</li>

matplotlib.artist.Artist.get_agg_filter

</a>

</li>

matplotlib.artist.Artist.get_window_extent

</a>

</li>

matplotlib.artist.Artist.get_transformed_clip_path_and_affine

</a>

</li>

matplotlib.artist.Artist.remove

</a>

</li>

matplotlib.artist.Artist.axes

</a>

</li>

matplotlib.artist.Artist.set_figure

</a>

</li>

matplotlib.artist.Artist.get_figure

</a>

</li>

matplotlib.artist.Artist.get_children

</a>

</li>

matplotlib.artist.Artist.findobj

</a>

</li>

matplotlib.artist.Artist.set_transform

</a>

</li>

matplotlib.artist.Artist.get_transform

</a>

</li>

matplotlib.artist.Artist.is_transform_set

</a>

</li>

matplotlib.artist.Artist.convert_xunits

</a>

</li>

matplotlib.artist.Artist.convert_yunits

</a>

</li>

matplotlib.artist.Artist.have_units

</a>

</li>

matplotlib.artist.Artist.set_gid

</a>

</li>

matplotlib.artist.Artist.get_gid

</a>

</li>

matplotlib.artist.Artist.set_label

</a>

</li>

matplotlib.artist.Artist.get_label

</a>

</li>

matplotlib.artist.Artist.set_url

</a>

</li>

matplotlib.artist.Artist.get_url

</a>

</li>

matplotlib.artist.Artist.sticky_edges

</a>

</li>

matplotlib.artist.Artist.set_in_layout

</a>

</li>

matplotlib.artist.Artist.get_in_layout

</a>

</li>

matplotlib.artist.Artist.stale

</a>

</li>

matplotlib.artist.allow_rasterization

</a>

</li>

matplotlib.artist.get

</a>

</li>

matplotlib.artist.getp

</a>

</li>

matplotlib.artist.setp

</a>

</li>

matplotlib.artist.kwdoc

</a>

</li>

matplotlib.artist.ArtistInspector

</a>

</li>

</ul>

</li>

matplotlib.axes

</span>

</code>

</a>

</i>

</label>

<ul>

matplotlib.axes.SubplotBase

</a>

</li>

matplotlib.axes.subplot_class_factory

</a>

</li>

matplotlib.axes.Axes.plot

</a>

</li>

matplotlib.axes.Axes.errorbar

</a>

</li>

matplotlib.axes.Axes.scatter

</a>

</li>

matplotlib.axes.Axes.plot_date

</a>

</li>

matplotlib.axes.Axes.step

</a>

</li>

matplotlib.axes.Axes.loglog

</a>

</li>

matplotlib.axes.Axes.semilogx

</a>

</li>

matplotlib.axes.Axes.semilogy

</a>

</li>

matplotlib.axes.Axes.fill_between

</a>

</li>

matplotlib.axes.Axes.fill_betweenx

</a>

</li>

matplotlib.axes.Axes.bar

</a>

</li>

matplotlib.axes.Axes.barh

</a>

</li>

matplotlib.axes.Axes.bar_label

</a>

</li>

matplotlib.axes.Axes.stem

</a>

</li>

matplotlib.axes.Axes.eventplot

</a>

</li>

matplotlib.axes.Axes.pie

</a>

</li>

matplotlib.axes.Axes.stackplot

</a>

</li>

matplotlib.axes.Axes.broken_barh

</a>

</li>

matplotlib.axes.Axes.vlines

</a>

</li>

matplotlib.axes.Axes.hlines

</a>

</li>

matplotlib.axes.Axes.fill

</a>

</li>

matplotlib.axes.Axes.axhline

</a>

</li>

matplotlib.axes.Axes.axhspan

</a>

</li>

matplotlib.axes.Axes.axvline

</a>

</li>

matplotlib.axes.Axes.axvspan

</a>

</li>

matplotlib.axes.Axes.axline

</a>

</li>

matplotlib.axes.Axes.acorr

</a>

</li>

matplotlib.axes.Axes.angle_spectrum

</a>

</li>

matplotlib.axes.Axes.cohere

</a>

</li>

matplotlib.axes.Axes.csd

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