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<li><a class="reference internal" href="#"><code class="docutils literal notranslate"><span class="pre">matplotlib.projections</span></code></a></li>
<li><a class="reference internal" href="#module-matplotlib.projections.polar"><code class="docutils literal notranslate"><span class="pre">matplotlib.projections.polar</span></code></a></li>
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<div class="section" id="module-matplotlib.projections">
<span id="matplotlib-projections"></span><h1><code class="docutils literal notranslate"><span class="pre">matplotlib.projections</span></code><a class="headerlink" href="#module-matplotlib.projections" title="Permalink to this headline">¶</a></h1>
<dl class="class">
<dt id="matplotlib.projections.ProjectionRegistry">
<em class="property">class </em><code class="descclassname">matplotlib.projections.</code><code class="descname">ProjectionRegistry</code><a class="reference internal" href="../_modules/matplotlib/projections.html#ProjectionRegistry"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.ProjectionRegistry" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference external" href="https://docs.python.org/3/library/functions.html#object" title="(in Python v3.8)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p>
<p>Manages the set of projections available to the system.</p>
<dl class="method">
<dt id="matplotlib.projections.ProjectionRegistry.get_projection_class">
<code class="descname">get_projection_class</code><span class="sig-paren">(</span><em>self</em>, <em>name</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections.html#ProjectionRegistry.get_projection_class"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.ProjectionRegistry.get_projection_class" title="Permalink to this definition">¶</a></dt>
<dd><p>Get a projection class from its <em>name</em>.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.ProjectionRegistry.get_projection_names">
<code class="descname">get_projection_names</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections.html#ProjectionRegistry.get_projection_names"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.ProjectionRegistry.get_projection_names" title="Permalink to this definition">¶</a></dt>
<dd><p>Get a list of the names of all projections currently registered.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.ProjectionRegistry.register">
<code class="descname">register</code><span class="sig-paren">(</span><em>self</em>, <em>*projections</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections.html#ProjectionRegistry.register"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.ProjectionRegistry.register" title="Permalink to this definition">¶</a></dt>
<dd><p>Register a new set of projections.</p>
</dd></dl>
</dd></dl>
<dl class="function">
<dt id="matplotlib.projections.get_projection_class">
<code class="descclassname">matplotlib.projections.</code><code class="descname">get_projection_class</code><span class="sig-paren">(</span><em>projection=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections.html#get_projection_class"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.get_projection_class" title="Permalink to this definition">¶</a></dt>
<dd><p>Get a projection class from its name.</p>
<p>If <em>projection</em> is None, a standard rectilinear projection is returned.</p>
</dd></dl>
<dl class="function">
<dt id="matplotlib.projections.get_projection_names">
<code class="descclassname">matplotlib.projections.</code><code class="descname">get_projection_names</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections.html#get_projection_names"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.get_projection_names" title="Permalink to this definition">¶</a></dt>
<dd><p>Get a list of acceptable projection names.</p>
</dd></dl>
<dl class="function">
<dt id="matplotlib.projections.process_projection_requirements">
<code class="descclassname">matplotlib.projections.</code><code class="descname">process_projection_requirements</code><span class="sig-paren">(</span><em>figure</em>, <em>*args</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections.html#process_projection_requirements"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.process_projection_requirements" title="Permalink to this definition">¶</a></dt>
<dd><p>[<em>Deprecated</em>]</p>
<p class="rubric">Notes</p>
<div class="deprecated">
<p><span class="versionmodified">Deprecated since version 3.1: </span></p>
</div>
</dd></dl>
<dl class="function">
<dt id="matplotlib.projections.register_projection">
<code class="descclassname">matplotlib.projections.</code><code class="descname">register_projection</code><span class="sig-paren">(</span><em>cls</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections.html#register_projection"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.register_projection" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
</div>
<div class="section" id="module-matplotlib.projections.polar">
<span id="matplotlib-projections-polar"></span><h1><code class="docutils literal notranslate"><span class="pre">matplotlib.projections.polar</span></code><a class="headerlink" href="#module-matplotlib.projections.polar" title="Permalink to this headline">¶</a></h1>
<dl class="class">
<dt id="matplotlib.projections.polar.InvertedPolarTransform">
<em class="property">class </em><code class="descclassname">matplotlib.projections.polar.</code><code class="descname">InvertedPolarTransform</code><span class="sig-paren">(</span><em>axis=None</em>, <em>use_rmin=True</em>, <em>_apply_theta_transforms=True</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#InvertedPolarTransform"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.InvertedPolarTransform" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="transformations.html#matplotlib.transforms.Transform" title="matplotlib.transforms.Transform"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.transforms.Transform</span></code></a></p>
<p>The inverse of the polar transform, mapping Cartesian
coordinate space <em>x</em> and <em>y</em> back to <em>theta</em> and <em>r</em>.</p>
<dl class="attribute">
<dt id="matplotlib.projections.polar.InvertedPolarTransform.input_dims">
<code class="descname">input_dims</code><em class="property"> = 2</em><a class="headerlink" href="#matplotlib.projections.polar.InvertedPolarTransform.input_dims" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.InvertedPolarTransform.inverted">
<code class="descname">inverted</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#InvertedPolarTransform.inverted"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.InvertedPolarTransform.inverted" title="Permalink to this definition">¶</a></dt>
<dd><p>Return the corresponding inverse transformation.</p>
<p>The return value of this method should be treated as
temporary. An update to <em>self</em> does not cause a corresponding
update to its inverted copy.</p>
<p><code class="docutils literal notranslate"><span class="pre">x</span> <span class="pre">===</span> <span class="pre">self.inverted().transform(self.transform(x))</span></code></p>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.projections.polar.InvertedPolarTransform.is_separable">
<code class="descname">is_separable</code><em class="property"> = False</em><a class="headerlink" href="#matplotlib.projections.polar.InvertedPolarTransform.is_separable" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="matplotlib.projections.polar.InvertedPolarTransform.output_dims">
<code class="descname">output_dims</code><em class="property"> = 2</em><a class="headerlink" href="#matplotlib.projections.polar.InvertedPolarTransform.output_dims" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.InvertedPolarTransform.transform_non_affine">
<code class="descname">transform_non_affine</code><span class="sig-paren">(</span><em>self</em>, <em>xy</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#InvertedPolarTransform.transform_non_affine"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.InvertedPolarTransform.transform_non_affine" title="Permalink to this definition">¶</a></dt>
<dd><p>Performs only the non-affine part of the transformation.</p>
<p><code class="docutils literal notranslate"><span class="pre">transform(values)</span></code> is always equivalent to
<code class="docutils literal notranslate"><span class="pre">transform_affine(transform_non_affine(values))</span></code>.</p>
<p>In non-affine transformations, this is generally equivalent to
<code class="docutils literal notranslate"><span class="pre">transform(values)</span></code>. In affine transformations, this is
always a no-op.</p>
<p>Accepts a numpy array of shape (N x <a class="reference internal" href="#matplotlib.projections.polar.InvertedPolarTransform.input_dims" title="matplotlib.projections.polar.InvertedPolarTransform.input_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">input_dims</span></code></a>) and
returns a numpy array of shape (N x <a class="reference internal" href="#matplotlib.projections.polar.InvertedPolarTransform.output_dims" title="matplotlib.projections.polar.InvertedPolarTransform.output_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">output_dims</span></code></a>).</p>
<p>Alternatively, accepts a numpy array of length <a class="reference internal" href="#matplotlib.projections.polar.InvertedPolarTransform.input_dims" title="matplotlib.projections.polar.InvertedPolarTransform.input_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">input_dims</span></code></a>
and returns a numpy array of length <a class="reference internal" href="#matplotlib.projections.polar.InvertedPolarTransform.output_dims" title="matplotlib.projections.polar.InvertedPolarTransform.output_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">output_dims</span></code></a>.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.projections.polar.PolarAffine">
<em class="property">class </em><code class="descclassname">matplotlib.projections.polar.</code><code class="descname">PolarAffine</code><span class="sig-paren">(</span><em>scale_transform</em>, <em>limits</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAffine"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAffine" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="transformations.html#matplotlib.transforms.Affine2DBase" title="matplotlib.transforms.Affine2DBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.transforms.Affine2DBase</span></code></a></p>
<p>The affine part of the polar projection. Scales the output so
that maximum radius rests on the edge of the axes circle.</p>
<p><em>limits</em> is the view limit of the data. The only part of
its bounds that is used is the y limits (for the radius limits).
The theta range is handled by the non-affine transform.</p>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAffine.get_matrix">
<code class="descname">get_matrix</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAffine.get_matrix"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAffine.get_matrix" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the Affine transformation array for the affine part
of this transform.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.projections.polar.PolarAxes">
<em class="property">class </em><code class="descclassname">matplotlib.projections.polar.</code><code class="descname">PolarAxes</code><span class="sig-paren">(</span><em>*args</em>, <em>theta_offset=0</em>, <em>theta_direction=1</em>, <em>rlabel_position=22.5</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.axes._axes.Axes</span></code></p>
<p>A polar graph projection, where the input dimensions are <em>theta</em>, <em>r</em>.</p>
<p>Theta starts pointing east and goes anti-clockwise.</p>
<dl class="class">
<dt id="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform">
<em class="property">class </em><code class="descname">InvertedPolarTransform</code><span class="sig-paren">(</span><em>axis=None</em>, <em>use_rmin=True</em>, <em>_apply_theta_transforms=True</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="transformations.html#matplotlib.transforms.Transform" title="matplotlib.transforms.Transform"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.transforms.Transform</span></code></a></p>
<p>The inverse of the polar transform, mapping Cartesian
coordinate space <em>x</em> and <em>y</em> back to <em>theta</em> and <em>r</em>.</p>
<dl class="attribute">
<dt id="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.input_dims">
<code class="descname">input_dims</code><em class="property"> = 2</em><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.input_dims" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.inverted">
<code class="descname">inverted</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.inverted" title="Permalink to this definition">¶</a></dt>
<dd><p>Return the corresponding inverse transformation.</p>
<p>The return value of this method should be treated as
temporary. An update to <em>self</em> does not cause a corresponding
update to its inverted copy.</p>
<p><code class="docutils literal notranslate"><span class="pre">x</span> <span class="pre">===</span> <span class="pre">self.inverted().transform(self.transform(x))</span></code></p>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.is_separable">
<code class="descname">is_separable</code><em class="property"> = False</em><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.is_separable" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.output_dims">
<code class="descname">output_dims</code><em class="property"> = 2</em><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.output_dims" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.transform_non_affine">
<code class="descname">transform_non_affine</code><span class="sig-paren">(</span><em>self</em>, <em>xy</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.transform_non_affine" title="Permalink to this definition">¶</a></dt>
<dd><p>Performs only the non-affine part of the transformation.</p>
<p><code class="docutils literal notranslate"><span class="pre">transform(values)</span></code> is always equivalent to
<code class="docutils literal notranslate"><span class="pre">transform_affine(transform_non_affine(values))</span></code>.</p>
<p>In non-affine transformations, this is generally equivalent to
<code class="docutils literal notranslate"><span class="pre">transform(values)</span></code>. In affine transformations, this is
always a no-op.</p>
<p>Accepts a numpy array of shape (N x <a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.input_dims" title="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.input_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">input_dims</span></code></a>) and
returns a numpy array of shape (N x <a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.output_dims" title="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.output_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">output_dims</span></code></a>).</p>
<p>Alternatively, accepts a numpy array of length <a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.input_dims" title="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.input_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">input_dims</span></code></a>
and returns a numpy array of length <a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.output_dims" title="matplotlib.projections.polar.PolarAxes.InvertedPolarTransform.output_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">output_dims</span></code></a>.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.projections.polar.PolarAxes.PolarAffine">
<em class="property">class </em><code class="descname">PolarAffine</code><span class="sig-paren">(</span><em>scale_transform</em>, <em>limits</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.PolarAffine" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="transformations.html#matplotlib.transforms.Affine2DBase" title="matplotlib.transforms.Affine2DBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.transforms.Affine2DBase</span></code></a></p>
<p>The affine part of the polar projection. Scales the output so
that maximum radius rests on the edge of the axes circle.</p>
<p><em>limits</em> is the view limit of the data. The only part of
its bounds that is used is the y limits (for the radius limits).
The theta range is handled by the non-affine transform.</p>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.PolarAffine.get_matrix">
<code class="descname">get_matrix</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.PolarAffine.get_matrix" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the Affine transformation array for the affine part
of this transform.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.projections.polar.PolarAxes.PolarTransform">
<em class="property">class </em><code class="descname">PolarTransform</code><span class="sig-paren">(</span><em>axis=None</em>, <em>use_rmin=True</em>, <em>_apply_theta_transforms=True</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.PolarTransform" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="transformations.html#matplotlib.transforms.Transform" title="matplotlib.transforms.Transform"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.transforms.Transform</span></code></a></p>
<p>The base polar transform. This handles projection <em>theta</em> and
<em>r</em> into Cartesian coordinate space <em>x</em> and <em>y</em>, but does not
perform the ultimate affine transformation into the correct
position.</p>
<dl class="attribute">
<dt id="matplotlib.projections.polar.PolarAxes.PolarTransform.input_dims">
<code class="descname">input_dims</code><em class="property"> = 2</em><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.input_dims" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.PolarTransform.inverted">
<code class="descname">inverted</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.inverted" title="Permalink to this definition">¶</a></dt>
<dd><p>Return the corresponding inverse transformation.</p>
<p>The return value of this method should be treated as
temporary. An update to <em>self</em> does not cause a corresponding
update to its inverted copy.</p>
<p><code class="docutils literal notranslate"><span class="pre">x</span> <span class="pre">===</span> <span class="pre">self.inverted().transform(self.transform(x))</span></code></p>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.projections.polar.PolarAxes.PolarTransform.is_separable">
<code class="descname">is_separable</code><em class="property"> = False</em><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.is_separable" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="matplotlib.projections.polar.PolarAxes.PolarTransform.output_dims">
<code class="descname">output_dims</code><em class="property"> = 2</em><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.output_dims" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.PolarTransform.transform_non_affine">
<code class="descname">transform_non_affine</code><span class="sig-paren">(</span><em>self</em>, <em>tr</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.transform_non_affine" title="Permalink to this definition">¶</a></dt>
<dd><p>Performs only the non-affine part of the transformation.</p>
<p><code class="docutils literal notranslate"><span class="pre">transform(values)</span></code> is always equivalent to
<code class="docutils literal notranslate"><span class="pre">transform_affine(transform_non_affine(values))</span></code>.</p>
<p>In non-affine transformations, this is generally equivalent to
<code class="docutils literal notranslate"><span class="pre">transform(values)</span></code>. In affine transformations, this is
always a no-op.</p>
<p>Accepts a numpy array of shape (N x <a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.input_dims" title="matplotlib.projections.polar.PolarAxes.PolarTransform.input_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">input_dims</span></code></a>) and
returns a numpy array of shape (N x <a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.output_dims" title="matplotlib.projections.polar.PolarAxes.PolarTransform.output_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">output_dims</span></code></a>).</p>
<p>Alternatively, accepts a numpy array of length <a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.input_dims" title="matplotlib.projections.polar.PolarAxes.PolarTransform.input_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">input_dims</span></code></a>
and returns a numpy array of length <a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.output_dims" title="matplotlib.projections.polar.PolarAxes.PolarTransform.output_dims"><code class="xref py py-attr docutils literal notranslate"><span class="pre">output_dims</span></code></a>.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.PolarTransform.transform_path_non_affine">
<code class="descname">transform_path_non_affine</code><span class="sig-paren">(</span><em>self</em>, <em>path</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.PolarTransform.transform_path_non_affine" title="Permalink to this definition">¶</a></dt>
<dd><p>Returns a path, transformed only by the non-affine
part of this transform.</p>
<p><em>path</em>: a <a class="reference internal" href="path_api.html#matplotlib.path.Path" title="matplotlib.path.Path"><code class="xref py py-class docutils literal notranslate"><span class="pre">Path</span></code></a> instance.</p>
<p><code class="docutils literal notranslate"><span class="pre">transform_path(path)</span></code> is equivalent to
<code class="docutils literal notranslate"><span class="pre">transform_path_affine(transform_path_non_affine(values))</span></code>.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.projections.polar.PolarAxes.RadialLocator">
<em class="property">class </em><code class="descname">RadialLocator</code><span class="sig-paren">(</span><em>base</em>, <em>axes=None</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.RadialLocator" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="ticker_api.html#matplotlib.ticker.Locator" title="matplotlib.ticker.Locator"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.ticker.Locator</span></code></a></p>
<p>Used to locate radius ticks.</p>
<p>Ensures that all ticks are strictly positive. For all other
tasks, it delegates to the base
<a class="reference internal" href="ticker_api.html#matplotlib.ticker.Locator" title="matplotlib.ticker.Locator"><code class="xref py py-class docutils literal notranslate"><span class="pre">Locator</span></code></a> (which may be different
depending on the scale of the <em>r</em>-axis.</p>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.RadialLocator.autoscale">
<code class="descname">autoscale</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.RadialLocator.autoscale" title="Permalink to this definition">¶</a></dt>
<dd><p>autoscale the view limits</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.RadialLocator.pan">
<code class="descname">pan</code><span class="sig-paren">(</span><em>self</em>, <em>numsteps</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.RadialLocator.pan" title="Permalink to this definition">¶</a></dt>
<dd><p>Pan numticks (can be positive or negative)</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.RadialLocator.refresh">
<code class="descname">refresh</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.RadialLocator.refresh" title="Permalink to this definition">¶</a></dt>
<dd><p>refresh internal information based on current lim</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.RadialLocator.view_limits">
<code class="descname">view_limits</code><span class="sig-paren">(</span><em>self</em>, <em>vmin</em>, <em>vmax</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.RadialLocator.view_limits" title="Permalink to this definition">¶</a></dt>
<dd><p>Select a scale for the range from vmin to vmax.</p>
<p>Subclasses should override this method to change locator behaviour.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.RadialLocator.zoom">
<code class="descname">zoom</code><span class="sig-paren">(</span><em>self</em>, <em>direction</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.RadialLocator.zoom" title="Permalink to this definition">¶</a></dt>
<dd><p>Zoom in/out on axis; if direction is >0 zoom in, else zoom out</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.projections.polar.PolarAxes.ThetaFormatter">
<em class="property">class </em><code class="descname">ThetaFormatter</code><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.ThetaFormatter" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="ticker_api.html#matplotlib.ticker.Formatter" title="matplotlib.ticker.Formatter"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.ticker.Formatter</span></code></a></p>
<p>Used to format the <em>theta</em> tick labels. Converts the native
unit of radians into degrees and adds a degree symbol.</p>
</dd></dl>
<dl class="class">
<dt id="matplotlib.projections.polar.PolarAxes.ThetaLocator">
<em class="property">class </em><code class="descname">ThetaLocator</code><span class="sig-paren">(</span><em>base</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.ThetaLocator" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="ticker_api.html#matplotlib.ticker.Locator" title="matplotlib.ticker.Locator"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.ticker.Locator</span></code></a></p>
<p>Used to locate theta ticks.</p>
<p>This will work the same as the base locator except in the case that the
view spans the entire circle. In such cases, the previously used default
locations of every 45 degrees are returned.</p>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.ThetaLocator.autoscale">
<code class="descname">autoscale</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.ThetaLocator.autoscale" title="Permalink to this definition">¶</a></dt>
<dd><p>autoscale the view limits</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.ThetaLocator.pan">
<code class="descname">pan</code><span class="sig-paren">(</span><em>self</em>, <em>numsteps</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.ThetaLocator.pan" title="Permalink to this definition">¶</a></dt>
<dd><p>Pan numticks (can be positive or negative)</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.ThetaLocator.refresh">
<code class="descname">refresh</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.ThetaLocator.refresh" title="Permalink to this definition">¶</a></dt>
<dd><p>refresh internal information based on current lim</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.ThetaLocator.set_axis">
<code class="descname">set_axis</code><span class="sig-paren">(</span><em>self</em>, <em>axis</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.ThetaLocator.set_axis" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.ThetaLocator.view_limits">
<code class="descname">view_limits</code><span class="sig-paren">(</span><em>self</em>, <em>vmin</em>, <em>vmax</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.ThetaLocator.view_limits" title="Permalink to this definition">¶</a></dt>
<dd><p>Select a scale for the range from vmin to vmax.</p>
<p>Subclasses should override this method to change locator behaviour.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.ThetaLocator.zoom">
<code class="descname">zoom</code><span class="sig-paren">(</span><em>self</em>, <em>direction</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.ThetaLocator.zoom" title="Permalink to this definition">¶</a></dt>
<dd><p>Zoom in/out on axis; if direction is >0 zoom in, else zoom out</p>
</dd></dl>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.can_pan">
<code class="descname">can_pan</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.can_pan"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.can_pan" title="Permalink to this definition">¶</a></dt>
<dd><p>Return <em>True</em> if this axes supports the pan/zoom button functionality.</p>
<p>For polar axes, this is slightly misleading. Both panning and
zooming are performed by the same button. Panning is performed
in azimuth while zooming is done along the radial.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.can_zoom">
<code class="descname">can_zoom</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.can_zoom"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.can_zoom" title="Permalink to this definition">¶</a></dt>
<dd><p>Return <em>True</em> if this axes supports the zoom box button functionality.</p>
<p>Polar axes do not support zoom boxes.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.cla">
<code class="descname">cla</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.cla"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.cla" title="Permalink to this definition">¶</a></dt>
<dd><p>Clear the current axes.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.drag_pan">
<code class="descname">drag_pan</code><span class="sig-paren">(</span><em>self</em>, <em>button</em>, <em>key</em>, <em>x</em>, <em>y</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.drag_pan"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.drag_pan" title="Permalink to this definition">¶</a></dt>
<dd><p>Called when the mouse moves during a pan operation.</p>
<p><em>button</em> is the mouse button number:</p>
<ul class="simple">
<li>1: LEFT</li>
<li>2: MIDDLE</li>
<li>3: RIGHT</li>
</ul>
<p><em>key</em> is a "shift" key</p>
<p><em>x</em>, <em>y</em> are the mouse coordinates in display coords.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">Intended to be overridden by new projection types.</p>
</div>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.draw">
<code class="descname">draw</code><span class="sig-paren">(</span><em>self</em>, <em>*args</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.draw"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.draw" title="Permalink to this definition">¶</a></dt>
<dd><p>Draw everything (plot lines, axes, labels)</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.end_pan">
<code class="descname">end_pan</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.end_pan"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.end_pan" title="Permalink to this definition">¶</a></dt>
<dd><p>Called when a pan operation completes (when the mouse button
is up.)</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">Intended to be overridden by new projection types.</p>
</div>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.format_coord">
<code class="descname">format_coord</code><span class="sig-paren">(</span><em>self</em>, <em>theta</em>, <em>r</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.format_coord"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.format_coord" title="Permalink to this definition">¶</a></dt>
<dd><p>Return a format string formatting the coordinate using Unicode
characters.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_data_ratio">
<code class="descname">get_data_ratio</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_data_ratio"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_data_ratio" title="Permalink to this definition">¶</a></dt>
<dd><p>Return the aspect ratio of the data itself. For a polar plot,
this should always be 1.0</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_rlabel_position">
<code class="descname">get_rlabel_position</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_rlabel_position"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_rlabel_position" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first last docutils">
<dt>float</dt>
<dd><p class="first last">The theta position of the radius labels in degrees.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_rmax">
<code class="descname">get_rmax</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_rmax"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_rmax" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first last docutils">
<dt>float</dt>
<dd><p class="first last">Outer radial limit.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_rmin">
<code class="descname">get_rmin</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_rmin"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_rmin" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first last docutils">
<dt>float</dt>
<dd><p class="first last">The inner radial limit.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_rorigin">
<code class="descname">get_rorigin</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_rorigin"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_rorigin" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first last docutils">
<dt>float</dt>
<dd></dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_rsign">
<code class="descname">get_rsign</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_rsign"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_rsign" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_theta_direction">
<code class="descname">get_theta_direction</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_theta_direction"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_theta_direction" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the direction in which theta increases.</p>
<dl class="docutils">
<dt>-1:</dt>
<dd>Theta increases in the clockwise direction</dd>
<dt>1:</dt>
<dd>Theta increases in the counterclockwise direction</dd>
</dl>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_theta_offset">
<code class="descname">get_theta_offset</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_theta_offset"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_theta_offset" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the offset for the location of 0 in radians.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_thetamax">
<code class="descname">get_thetamax</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_thetamax"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_thetamax" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_thetamin">
<code class="descname">get_thetamin</code><span class="sig-paren">(</span><em>self</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_thetamin"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_thetamin" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_xaxis_text1_transform">
<code class="descname">get_xaxis_text1_transform</code><span class="sig-paren">(</span><em>self</em>, <em>pad</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_xaxis_text1_transform"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_xaxis_text1_transform" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>transform</strong> <span class="classifier-delimiter">:</span> <span class="classifier">Transform</span></dt>
<dd><p class="first last">The transform used for drawing x-axis labels, which will add
<em>pad_points</em> of padding (in points) between the axes and the label.
The x-direction is in data coordinates and the y-direction is in
axis corrdinates</p>
</dd>
<dt><strong>valign</strong> <span class="classifier-delimiter">:</span> <span class="classifier">{'center', 'top', 'bottom', 'baseline', 'center_baseline'}</span></dt>
<dd><p class="first last">The text vertical alignment.</p>
</dd>
<dt><strong>halign</strong> <span class="classifier-delimiter">:</span> <span class="classifier">{'center', 'left', 'right'}</span></dt>
<dd><p class="first last">The text horizontal alignment.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
<p class="rubric">Notes</p>
<p>This transformation is primarily used by the <a class="reference internal" href="axis_api.html#matplotlib.axis.Axis" title="matplotlib.axis.Axis"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Axis</span></code></a>
class, and is meant to be overridden by new kinds of projections that
may need to place axis elements in different locations.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_xaxis_text2_transform">
<code class="descname">get_xaxis_text2_transform</code><span class="sig-paren">(</span><em>self</em>, <em>pad</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_xaxis_text2_transform"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_xaxis_text2_transform" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>transform</strong> <span class="classifier-delimiter">:</span> <span class="classifier">Transform</span></dt>
<dd><p class="first last">The transform used for drawing secondary x-axis labels, which will
add <em>pad_points</em> of padding (in points) between the axes and the
label. The x-direction is in data coordinates and the y-direction
is in axis corrdinates</p>
</dd>
<dt><strong>valign</strong> <span class="classifier-delimiter">:</span> <span class="classifier">{'center', 'top', 'bottom', 'baseline', 'center_baseline'}</span></dt>
<dd><p class="first last">The text vertical alignment.</p>
</dd>
<dt><strong>halign</strong> <span class="classifier-delimiter">:</span> <span class="classifier">{'center', 'left', 'right'}</span></dt>
<dd><p class="first last">The text horizontal alignment.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
<p class="rubric">Notes</p>
<p>This transformation is primarily used by the <a class="reference internal" href="axis_api.html#matplotlib.axis.Axis" title="matplotlib.axis.Axis"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Axis</span></code></a>
class, and is meant to be overridden by new kinds of projections that
may need to place axis elements in different locations.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_xaxis_transform">
<code class="descname">get_xaxis_transform</code><span class="sig-paren">(</span><em>self</em>, <em>which='grid'</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_xaxis_transform"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_xaxis_transform" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the transformation used for drawing x-axis labels, ticks
and gridlines. The x-direction is in data coordinates and the
y-direction is in axis coordinates.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This transformation is primarily used by the
<a class="reference internal" href="axis_api.html#matplotlib.axis.Axis" title="matplotlib.axis.Axis"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Axis</span></code></a> class, and is meant to be
overridden by new kinds of projections that may need to
place axis elements in different locations.</p>
</div>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_yaxis_text1_transform">
<code class="descname">get_yaxis_text1_transform</code><span class="sig-paren">(</span><em>self</em>, <em>pad</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_yaxis_text1_transform"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_yaxis_text1_transform" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>transform</strong> <span class="classifier-delimiter">:</span> <span class="classifier">Transform</span></dt>
<dd><p class="first last">The transform used for drawing y-axis labels, which will add
<em>pad_points</em> of padding (in points) between the axes and the label.
The x-direction is in axis coordinates and the y-direction is in
data corrdinates</p>
</dd>
<dt><strong>valign</strong> <span class="classifier-delimiter">:</span> <span class="classifier">{'center', 'top', 'bottom', 'baseline', 'center_baseline'}</span></dt>
<dd><p class="first last">The text vertical alignment.</p>
</dd>
<dt><strong>halign</strong> <span class="classifier-delimiter">:</span> <span class="classifier">{'center', 'left', 'right'}</span></dt>
<dd><p class="first last">The text horizontal alignment.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
<p class="rubric">Notes</p>
<p>This transformation is primarily used by the <a class="reference internal" href="axis_api.html#matplotlib.axis.Axis" title="matplotlib.axis.Axis"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Axis</span></code></a>
class, and is meant to be overridden by new kinds of projections that
may need to place axis elements in different locations.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_yaxis_text2_transform">
<code class="descname">get_yaxis_text2_transform</code><span class="sig-paren">(</span><em>self</em>, <em>pad</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_yaxis_text2_transform"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_yaxis_text2_transform" title="Permalink to this definition">¶</a></dt>
<dd><table class="docutils field-list" frame="void" rules="none">
<col class="field-name" />
<col class="field-body" />
<tbody valign="top">
<tr class="field-odd field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>transform</strong> <span class="classifier-delimiter">:</span> <span class="classifier">Transform</span></dt>
<dd><p class="first last">The transform used for drawing secondart y-axis labels, which will
add <em>pad_points</em> of padding (in points) between the axes and the
label. The x-direction is in axis coordinates and the y-direction
is in data corrdinates</p>
</dd>
<dt><strong>valign</strong> <span class="classifier-delimiter">:</span> <span class="classifier">{'center', 'top', 'bottom', 'baseline', 'center_baseline'}</span></dt>
<dd><p class="first last">The text vertical alignment.</p>
</dd>
<dt><strong>halign</strong> <span class="classifier-delimiter">:</span> <span class="classifier">{'center', 'left', 'right'}</span></dt>
<dd><p class="first last">The text horizontal alignment.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
<p class="rubric">Notes</p>
<p>This transformation is primarily used by the <a class="reference internal" href="axis_api.html#matplotlib.axis.Axis" title="matplotlib.axis.Axis"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Axis</span></code></a>
class, and is meant to be overridden by new kinds of projections that
may need to place axis elements in different locations.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.get_yaxis_transform">
<code class="descname">get_yaxis_transform</code><span class="sig-paren">(</span><em>self</em>, <em>which='grid'</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.get_yaxis_transform"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.get_yaxis_transform" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the transformation used for drawing y-axis labels, ticks
and gridlines. The x-direction is in axis coordinates and the
y-direction is in data coordinates.</p>
<div class="admonition note">
<p class="first admonition-title">Note</p>
<p class="last">This transformation is primarily used by the
<a class="reference internal" href="axis_api.html#matplotlib.axis.Axis" title="matplotlib.axis.Axis"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Axis</span></code></a> class, and is meant to be
overridden by new kinds of projections that may need to
place axis elements in different locations.</p>
</div>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.projections.polar.PolarAxes.name">
<code class="descname">name</code><em class="property"> = 'polar'</em><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.name" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_rgrids">
<code class="descname">set_rgrids</code><span class="sig-paren">(</span><em>self</em>, <em>radii</em>, <em>labels=None</em>, <em>angle=None</em>, <em>fmt=None</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_rgrids"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_rgrids" title="Permalink to this definition">¶</a></dt>
<dd><p>Set the radial gridlines on a polar plot.</p>
<table class="docutils field-list" frame="void" rules="none">
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<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><dl class="first docutils">
<dt><strong>radii</strong> <span class="classifier-delimiter">:</span> <span class="classifier">tuple with floats</span></dt>
<dd><p class="first last">The radii for the radial gridlines</p>
</dd>
<dt><strong>labels</strong> <span class="classifier-delimiter">:</span> <span class="classifier">tuple with strings or None</span></dt>
<dd><p class="first last">The labels to use at each radial gridline. The
<a class="reference internal" href="ticker_api.html#matplotlib.ticker.ScalarFormatter" title="matplotlib.ticker.ScalarFormatter"><code class="xref py py-obj docutils literal notranslate"><span class="pre">matplotlib.ticker.ScalarFormatter</span></code></a> will be used if None.</p>
</dd>
<dt><strong>angle</strong> <span class="classifier-delimiter">:</span> <span class="classifier">float</span></dt>
<dd><p class="first last">The angular position of the radius labels in degrees.</p>
</dd>
<dt><strong>fmt</strong> <span class="classifier-delimiter">:</span> <span class="classifier">str or None</span></dt>
<dd><p class="first last">Format string used in <a class="reference internal" href="ticker_api.html#matplotlib.ticker.FormatStrFormatter" title="matplotlib.ticker.FormatStrFormatter"><code class="xref py py-obj docutils literal notranslate"><span class="pre">matplotlib.ticker.FormatStrFormatter</span></code></a>.
For example '%f'.</p>
</dd>
</dl>
</td>
</tr>
<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first docutils">
<dt><strong>lines, labels</strong> <span class="classifier-delimiter">:</span> <span class="classifier">list of <a class="reference internal" href="_as_gen/matplotlib.lines.Line2D.html#matplotlib.lines.Line2D" title="matplotlib.lines.Line2D"><code class="xref py py-obj docutils literal notranslate"><span class="pre">lines.Line2D</span></code></a>, list of <a class="reference internal" href="text_api.html#matplotlib.text.Text" title="matplotlib.text.Text"><code class="xref py py-obj docutils literal notranslate"><span class="pre">text.Text</span></code></a></span></dt>
<dd><p class="first last"><em>lines</em> are the radial gridlines and <em>labels</em> are the tick labels.</p>
</dd>
</dl>
</td>
</tr>
<tr class="field-odd field"><th class="field-name">Other Parameters:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>**kwargs</strong></dt>
<dd><p class="first last"><em>kwargs</em> are optional <a class="reference internal" href="text_api.html#matplotlib.text.Text" title="matplotlib.text.Text"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Text</span></code></a> properties for the labels.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
<div class="admonition seealso">
<p class="first admonition-title">See also</p>
<dl class="last docutils">
<dt><a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.set_thetagrids" title="matplotlib.projections.polar.PolarAxes.set_thetagrids"><code class="xref py py-obj docutils literal notranslate"><span class="pre">PolarAxes.set_thetagrids</span></code></a></dt>
<dd></dd>
<dt><a class="reference internal" href="_as_gen/matplotlib.axis.Axis.get_gridlines.html#matplotlib.axis.Axis.get_gridlines" title="matplotlib.axis.Axis.get_gridlines"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Axis.get_gridlines</span></code></a></dt>
<dd></dd>
<dt><a class="reference internal" href="_as_gen/matplotlib.axis.Axis.get_ticklabels.html#matplotlib.axis.Axis.get_ticklabels" title="matplotlib.axis.Axis.get_ticklabels"><code class="xref py py-obj docutils literal notranslate"><span class="pre">Axis.get_ticklabels</span></code></a></dt>
<dd></dd>
</dl>
</div>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_rlabel_position">
<code class="descname">set_rlabel_position</code><span class="sig-paren">(</span><em>self</em>, <em>value</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_rlabel_position"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_rlabel_position" title="Permalink to this definition">¶</a></dt>
<dd><p>Updates the theta position of the radius labels.</p>
<table class="docutils field-list" frame="void" rules="none">
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<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>value</strong> <span class="classifier-delimiter">:</span> <span class="classifier">number</span></dt>
<dd><p class="first last">The angular position of the radius labels in degrees.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_rlim">
<code class="descname">set_rlim</code><span class="sig-paren">(</span><em>self</em>, <em>bottom=None</em>, <em>top=None</em>, <em>emit=True</em>, <em>auto=False</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_rlim"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_rlim" title="Permalink to this definition">¶</a></dt>
<dd><p>See <a class="reference internal" href="#matplotlib.projections.polar.PolarAxes.set_ylim" title="matplotlib.projections.polar.PolarAxes.set_ylim"><code class="xref py py-obj docutils literal notranslate"><span class="pre">set_ylim</span></code></a>.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_rmax">
<code class="descname">set_rmax</code><span class="sig-paren">(</span><em>self</em>, <em>rmax</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_rmax"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_rmax" title="Permalink to this definition">¶</a></dt>
<dd><p>Set the outer radial limit.</p>
<table class="docutils field-list" frame="void" rules="none">
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<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>rmax</strong> <span class="classifier-delimiter">:</span> <span class="classifier">float</span></dt>
<dd></dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_rmin">
<code class="descname">set_rmin</code><span class="sig-paren">(</span><em>self</em>, <em>rmin</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_rmin"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_rmin" title="Permalink to this definition">¶</a></dt>
<dd><p>Set the inner radial limit.</p>
<table class="docutils field-list" frame="void" rules="none">
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<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>rmin</strong> <span class="classifier-delimiter">:</span> <span class="classifier">float</span></dt>
<dd></dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_rorigin">
<code class="descname">set_rorigin</code><span class="sig-paren">(</span><em>self</em>, <em>rorigin</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_rorigin"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_rorigin" title="Permalink to this definition">¶</a></dt>
<dd><p>Update the radial origin.</p>
<table class="docutils field-list" frame="void" rules="none">
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<tr class="field-odd field"><th class="field-name">Parameters:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>rorigin</strong> <span class="classifier-delimiter">:</span> <span class="classifier">float</span></dt>
<dd></dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_rscale">
<code class="descname">set_rscale</code><span class="sig-paren">(</span><em>self</em>, <em>*args</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_rscale"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_rscale" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_rticks">
<code class="descname">set_rticks</code><span class="sig-paren">(</span><em>self</em>, <em>*args</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_rticks"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_rticks" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_theta_direction">
<code class="descname">set_theta_direction</code><span class="sig-paren">(</span><em>self</em>, <em>direction</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_theta_direction"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_theta_direction" title="Permalink to this definition">¶</a></dt>
<dd><p>Set the direction in which theta increases.</p>
<dl class="docutils">
<dt>clockwise, -1:</dt>
<dd>Theta increases in the clockwise direction</dd>
<dt>counterclockwise, anticlockwise, 1:</dt>
<dd>Theta increases in the counterclockwise direction</dd>
</dl>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_theta_offset">
<code class="descname">set_theta_offset</code><span class="sig-paren">(</span><em>self</em>, <em>offset</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_theta_offset"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_theta_offset" title="Permalink to this definition">¶</a></dt>
<dd><p>Set the offset for the location of 0 in radians.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_theta_zero_location">
<code class="descname">set_theta_zero_location</code><span class="sig-paren">(</span><em>self</em>, <em>loc</em>, <em>offset=0.0</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_theta_zero_location"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_theta_zero_location" title="Permalink to this definition">¶</a></dt>
<dd><p>Sets the location of theta's zero. (Calls set_theta_offset
with the correct value in radians under the hood.)</p>
<dl class="docutils">
<dt>loc <span class="classifier-delimiter">:</span> <span class="classifier">str</span></dt>
<dd>May be one of "N", "NW", "W", "SW", "S", "SE", "E", or "NE".</dd>
<dt>offset <span class="classifier-delimiter">:</span> <span class="classifier">float, optional</span></dt>
<dd>An offset in degrees to apply from the specified <code class="xref py py-obj docutils literal notranslate"><span class="pre">loc</span></code>. <strong>Note:</strong>
this offset is <em>always</em> applied counter-clockwise regardless of
the direction setting.</dd>
</dl>
</dd></dl>
<dl class="method">
<dt id="matplotlib.projections.polar.PolarAxes.set_thetagrids">
<code class="descname">set_thetagrids</code><span class="sig-paren">(</span><em>self</em>, <em>angles</em>, <em>labels=None</em>, <em>fmt=None</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/projections/polar.html#PolarAxes.set_thetagrids"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.projections.polar.PolarAxes.set_thetagrids" title="Permalink to this definition">¶</a></dt>
<dd><p>Set the theta gridlines in a polar plot.</p>
<table class="docutils field-list" frame="void" rules="none">
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