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<div class="section" id="module-matplotlib.backends.backend_pgf">
<span id="matplotlib-backends-backend-pgf"></span><h1><a class="reference internal" href="#module-matplotlib.backends.backend_pgf" title="matplotlib.backends.backend_pgf"><code class="xref py py-mod docutils literal notranslate"><span class="pre">matplotlib.backends.backend_pgf</span></code></a><a class="headerlink" href="#module-matplotlib.backends.backend_pgf" title="Permalink to this headline">¶</a></h1>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pgf.FigureCanvas">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">FigureCanvas</code><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureCanvas" title="Permalink to this definition">¶</a></dt>
<dd><p>alias of <a class="reference internal" href="#matplotlib.backends.backend_pgf.FigureCanvasPgf" title="matplotlib.backends.backend_pgf.FigureCanvasPgf"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.backends.backend_pgf.FigureCanvasPgf</span></code></a></p>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pgf.FigureCanvasPgf">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">FigureCanvasPgf</code><span class="sig-paren">(</span><em>figure</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#FigureCanvasPgf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureCanvasPgf" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="backend_bases_api.html#matplotlib.backend_bases.FigureCanvasBase" title="matplotlib.backend_bases.FigureCanvasBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.backend_bases.FigureCanvasBase</span></code></a></p>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pgf.FigureCanvasPgf.filetypes">
<code class="descname">filetypes</code><em class="property"> = {'pdf': 'LaTeX compiled PGF picture', 'pgf': 'LaTeX PGF picture', 'png': 'Portable Network Graphics'}</em><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureCanvasPgf.filetypes" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.FigureCanvasPgf.get_default_filetype">
<code class="descname">get_default_filetype</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#FigureCanvasPgf.get_default_filetype"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureCanvasPgf.get_default_filetype" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the default savefig file format as specified in rcParam
<code class="docutils literal notranslate"><span class="pre">savefig.format</span></code>. Returned string excludes period. Overridden
in backends that only support a single file type.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.FigureCanvasPgf.get_renderer">
<code class="descname">get_renderer</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#FigureCanvasPgf.get_renderer"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureCanvasPgf.get_renderer" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.FigureCanvasPgf.print_pdf">
<code class="descname">print_pdf</code><span class="sig-paren">(</span><em>fname_or_fh</em>, <em>*args</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#FigureCanvasPgf.print_pdf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureCanvasPgf.print_pdf" title="Permalink to this definition">¶</a></dt>
<dd><p>Use LaTeX to compile a Pgf generated figure to PDF.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.FigureCanvasPgf.print_pgf">
<code class="descname">print_pgf</code><span class="sig-paren">(</span><em>fname_or_fh</em>, <em>*args</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#FigureCanvasPgf.print_pgf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureCanvasPgf.print_pgf" title="Permalink to this definition">¶</a></dt>
<dd><p>Output pgf commands for drawing the figure so it can be included and
rendered in latex documents.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.FigureCanvasPgf.print_png">
<code class="descname">print_png</code><span class="sig-paren">(</span><em>fname_or_fh</em>, <em>*args</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#FigureCanvasPgf.print_png"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureCanvasPgf.print_png" title="Permalink to this definition">¶</a></dt>
<dd><p>Use LaTeX to compile a pgf figure to pdf and convert it to png.</p>
</dd></dl>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pgf.FigureManager">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">FigureManager</code><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureManager" title="Permalink to this definition">¶</a></dt>
<dd><p>alias of <a class="reference internal" href="#matplotlib.backends.backend_pgf.FigureManagerPgf" title="matplotlib.backends.backend_pgf.FigureManagerPgf"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.backends.backend_pgf.FigureManagerPgf</span></code></a></p>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pgf.FigureManagerPgf">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">FigureManagerPgf</code><span class="sig-paren">(</span><em>*args</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#FigureManagerPgf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.FigureManagerPgf" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="backend_bases_api.html#matplotlib.backend_bases.FigureManagerBase" title="matplotlib.backend_bases.FigureManagerBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.backend_bases.FigureManagerBase</span></code></a></p>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pgf.GraphicsContextPgf">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">GraphicsContextPgf</code><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#GraphicsContextPgf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.GraphicsContextPgf" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="backend_bases_api.html#matplotlib.backend_bases.GraphicsContextBase" title="matplotlib.backend_bases.GraphicsContextBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.backend_bases.GraphicsContextBase</span></code></a></p>
</dd></dl>
<dl class="exception">
<dt id="matplotlib.backends.backend_pgf.LatexError">
<em class="property">exception </em><code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">LatexError</code><span class="sig-paren">(</span><em>message</em>, <em>latex_output=''</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#LatexError"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.LatexError" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference external" href="https://docs.python.org/3/library/exceptions.html#Exception" title="(in Python v3.7)"><code class="xref py py-class docutils literal notranslate"><span class="pre">Exception</span></code></a></p>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pgf.LatexManager">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">LatexManager</code><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#LatexManager"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.LatexManager" 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 v3.7)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p>
<p>The LatexManager opens an instance of the LaTeX application for
determining the metrics of text elements. The LaTeX environment can be
modified by setting fonts and/or a custem preamble in the rc parameters.</p>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.LatexManager.get_width_height_descent">
<code class="descname">get_width_height_descent</code><span class="sig-paren">(</span><em>text</em>, <em>prop</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#LatexManager.get_width_height_descent"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.LatexManager.get_width_height_descent" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the width, total height and descent for a text typesetted by the
current LaTeX environment.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pgf.LatexManagerFactory">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">LatexManagerFactory</code><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#LatexManagerFactory"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.LatexManagerFactory" 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 v3.7)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p>
<dl class="staticmethod">
<dt id="matplotlib.backends.backend_pgf.LatexManagerFactory.get_latex_manager">
<em class="property">static </em><code class="descname">get_latex_manager</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#LatexManagerFactory.get_latex_manager"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.LatexManagerFactory.get_latex_manager" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pgf.LatexManagerFactory.previous_instance">
<code class="descname">previous_instance</code><em class="property"> = None</em><a class="headerlink" href="#matplotlib.backends.backend_pgf.LatexManagerFactory.previous_instance" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pgf.RendererPgf">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">RendererPgf</code><span class="sig-paren">(</span><em>figure</em>, <em>fh</em>, <em>dummy=False</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf" title="Permalink to this definition">¶</a></dt>
<dd><p>Bases: <a class="reference internal" href="backend_bases_api.html#matplotlib.backend_bases.RendererBase" title="matplotlib.backend_bases.RendererBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.backend_bases.RendererBase</span></code></a></p>
<p>Creates a new PGF renderer that translates any drawing instruction
into text commands to be interpreted in a latex pgfpicture environment.</p>
<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">Attributes:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>figure</strong> <span class="classifier-delimiter">:</span> <span class="classifier"><a class="reference internal" href="_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure"><code class="xref py py-obj docutils literal notranslate"><span class="pre">matplotlib.figure.Figure</span></code></a></span></dt>
<dd><p class="first last">Matplotlib figure to initialize height, width and dpi from.</p>
</dd>
<dt><strong>fh</strong> <span class="classifier-delimiter">:</span> <span class="classifier">file-like</span></dt>
<dd><p class="first last">File handle for the output of the drawing commands.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.draw_image">
<code class="descname">draw_image</code><span class="sig-paren">(</span><em>gc</em>, <em>x</em>, <em>y</em>, <em>im</em>, <em>transform=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.draw_image"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.draw_image" title="Permalink to this definition">¶</a></dt>
<dd><p>Draw an RGBA image.</p>
<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">Parameters:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>gc</strong> <span class="classifier-delimiter">:</span> <span class="classifier"><code class="xref py py-obj docutils literal notranslate"><span class="pre">GraphicsContextBase</span></code></span></dt>
<dd><p class="first last">a graphics context with clipping information.</p>
</dd>
<dt><strong>x</strong> <span class="classifier-delimiter">:</span> <span class="classifier">scalar</span></dt>
<dd><p class="first last">the distance in physical units (i.e., dots or pixels) from the left
hand side of the canvas.</p>
</dd>
<dt><strong>y</strong> <span class="classifier-delimiter">:</span> <span class="classifier">scalar</span></dt>
<dd><p class="first last">the distance in physical units (i.e., dots or pixels) from the
bottom side of the canvas.</p>
</dd>
<dt><strong>im</strong> <span class="classifier-delimiter">:</span> <span class="classifier">array_like, shape=(N, M, 4), dtype=np.uint8</span></dt>
<dd><p class="first last">An array of RGBA pixels.</p>
</dd>
<dt><strong>transform</strong> <span class="classifier-delimiter">:</span> <span class="classifier"><a class="reference internal" href="transformations.html#matplotlib.transforms.Affine2DBase" title="matplotlib.transforms.Affine2DBase"><code class="xref py py-obj docutils literal notranslate"><span class="pre">matplotlib.transforms.Affine2DBase</span></code></a></span></dt>
<dd><p class="first last">If and only if the concrete backend is written such that
<a class="reference internal" href="#matplotlib.backends.backend_pgf.RendererPgf.option_scale_image" title="matplotlib.backends.backend_pgf.RendererPgf.option_scale_image"><code class="xref py py-meth docutils literal notranslate"><span class="pre">option_scale_image()</span></code></a> returns <code class="docutils literal notranslate"><span class="pre">True</span></code>, an affine
transformation <em>may</em> be passed to <a class="reference internal" href="#matplotlib.backends.backend_pgf.RendererPgf.draw_image" title="matplotlib.backends.backend_pgf.RendererPgf.draw_image"><code class="xref py py-meth docutils literal notranslate"><span class="pre">draw_image()</span></code></a>. It takes the
form of a <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">Affine2DBase</span></code></a> instance.
The translation vector of the transformation is given in physical
units (i.e., dots or pixels). Note that the transformation does not
override <code class="xref py py-obj docutils literal notranslate"><span class="pre">x</span></code> and <code class="xref py py-obj docutils literal notranslate"><span class="pre">y</span></code>, and has to be applied <em>before</em> translating
the result by <code class="xref py py-obj docutils literal notranslate"><span class="pre">x</span></code> and <code class="xref py py-obj docutils literal notranslate"><span class="pre">y</span></code> (this can be accomplished by adding <code class="xref py py-obj docutils literal notranslate"><span class="pre">x</span></code>
and <code class="xref py py-obj docutils literal notranslate"><span class="pre">y</span></code> to the translation vector defined by <code class="xref py py-obj docutils literal notranslate"><span class="pre">transform</span></code>).</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.draw_markers">
<code class="descname">draw_markers</code><span class="sig-paren">(</span><em>gc</em>, <em>marker_path</em>, <em>marker_trans</em>, <em>path</em>, <em>trans</em>, <em>rgbFace=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.draw_markers"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.draw_markers" title="Permalink to this definition">¶</a></dt>
<dd><p>Draws a marker at each of the vertices in path. This includes
all vertices, including control points on curves. To avoid
that behavior, those vertices should be removed before calling
this function.</p>
<p>This provides a fallback implementation of draw_markers that
makes multiple calls to <a class="reference internal" href="#matplotlib.backends.backend_pgf.RendererPgf.draw_path" title="matplotlib.backends.backend_pgf.RendererPgf.draw_path"><code class="xref py py-meth docutils literal notranslate"><span class="pre">draw_path()</span></code></a>. Some backends may
want to override this method in order to draw the marker only
once and reuse it multiple times.</p>
<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">Parameters:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>gc</strong> <span class="classifier-delimiter">:</span> <span class="classifier"><code class="xref py py-obj docutils literal notranslate"><span class="pre">GraphicsContextBase</span></code></span></dt>
<dd><p class="first last">The graphics context</p>
</dd>
<dt><strong>marker_trans</strong> <span class="classifier-delimiter">:</span> <span class="classifier"><a class="reference internal" href="transformations.html#matplotlib.transforms.Transform" title="matplotlib.transforms.Transform"><code class="xref py py-obj docutils literal notranslate"><span class="pre">matplotlib.transforms.Transform</span></code></a></span></dt>
<dd><p class="first last">An affine transform applied to the marker.</p>
</dd>
<dt><strong>trans</strong> <span class="classifier-delimiter">:</span> <span class="classifier"><a class="reference internal" href="transformations.html#matplotlib.transforms.Transform" title="matplotlib.transforms.Transform"><code class="xref py py-obj docutils literal notranslate"><span class="pre">matplotlib.transforms.Transform</span></code></a></span></dt>
<dd><p class="first last">An affine transform applied to the path.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.draw_path">
<code class="descname">draw_path</code><span class="sig-paren">(</span><em>gc</em>, <em>path</em>, <em>transform</em>, <em>rgbFace=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.draw_path"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.draw_path" title="Permalink to this definition">¶</a></dt>
<dd><p>Draws 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 using the
given affine transform.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.draw_tex">
<code class="descname">draw_tex</code><span class="sig-paren">(</span><em>gc</em>, <em>x</em>, <em>y</em>, <em>s</em>, <em>prop</em>, <em>angle</em>, <em>ismath='TeX!'</em>, <em>mtext=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.draw_tex"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.draw_tex" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.draw_text">
<code class="descname">draw_text</code><span class="sig-paren">(</span><em>gc</em>, <em>x</em>, <em>y</em>, <em>s</em>, <em>prop</em>, <em>angle</em>, <em>ismath=False</em>, <em>mtext=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.draw_text"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.draw_text" title="Permalink to this definition">¶</a></dt>
<dd><p>Draw the text instance</p>
<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">Parameters:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>gc</strong> <span class="classifier-delimiter">:</span> <span class="classifier"><code class="xref py py-obj docutils literal notranslate"><span class="pre">GraphicsContextBase</span></code></span></dt>
<dd><p class="first last">the graphics context</p>
</dd>
<dt><strong>x</strong> <span class="classifier-delimiter">:</span> <span class="classifier">scalar</span></dt>
<dd><p class="first last">the x location of the text in display coords</p>
</dd>
<dt><strong>y</strong> <span class="classifier-delimiter">:</span> <span class="classifier">scalar</span></dt>
<dd><p class="first last">the y location of the text baseline in display coords</p>
</dd>
<dt><strong>s</strong> <span class="classifier-delimiter">:</span> <span class="classifier">str</span></dt>
<dd><p class="first last">the text string</p>
</dd>
<dt><strong>prop</strong> <span class="classifier-delimiter">:</span> <span class="classifier"><a class="reference internal" href="font_manager_api.html#matplotlib.font_manager.FontProperties" title="matplotlib.font_manager.FontProperties"><code class="xref py py-obj docutils literal notranslate"><span class="pre">matplotlib.font_manager.FontProperties</span></code></a></span></dt>
<dd><p class="first last">font properties</p>
</dd>
<dt><strong>angle</strong> <span class="classifier-delimiter">:</span> <span class="classifier">scalar</span></dt>
<dd><p class="first last">the rotation angle in degrees</p>
</dd>
<dt><strong>mtext</strong> <span class="classifier-delimiter">:</span> <span class="classifier"><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">matplotlib.text.Text</span></code></a></span></dt>
<dd><p class="first last">the original text object to be rendered</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
<p class="rubric">Notes</p>
<p><strong>backend implementers note</strong></p>
<p>When you are trying to determine if you have gotten your bounding box
right (which is what enables the text layout/alignment to work
properly), it helps to change the line in text.py:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="k">if</span> <span class="mi">0</span><span class="p">:</span> <span class="n">bbox_artist</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">renderer</span><span class="p">)</span>
</pre></div>
</div>
<p>to if 1, and then the actual bounding box will be plotted along with
your text.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.flipy">
<code class="descname">flipy</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.flipy"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.flipy" title="Permalink to this definition">¶</a></dt>
<dd><p>Return true if y small numbers are top for renderer Is used
for drawing text (<a class="reference internal" href="text_api.html#module-matplotlib.text" title="matplotlib.text"><code class="xref py py-mod docutils literal notranslate"><span class="pre">matplotlib.text</span></code></a>) and images
(<a class="reference internal" href="image_api.html#module-matplotlib.image" title="matplotlib.image"><code class="xref py py-mod docutils literal notranslate"><span class="pre">matplotlib.image</span></code></a>) only</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.get_canvas_width_height">
<code class="descname">get_canvas_width_height</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.get_canvas_width_height"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.get_canvas_width_height" title="Permalink to this definition">¶</a></dt>
<dd><p>return the canvas width and height in display coords</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.get_text_width_height_descent">
<code class="descname">get_text_width_height_descent</code><span class="sig-paren">(</span><em>s</em>, <em>prop</em>, <em>ismath</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.get_text_width_height_descent"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.get_text_width_height_descent" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the width, height, and descent (offset from the bottom
to the baseline), in display coords, of the string <em>s</em> with
<a class="reference internal" href="font_manager_api.html#matplotlib.font_manager.FontProperties" title="matplotlib.font_manager.FontProperties"><code class="xref py py-class docutils literal notranslate"><span class="pre">FontProperties</span></code></a> <em>prop</em></p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.new_gc">
<code class="descname">new_gc</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.new_gc"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.new_gc" title="Permalink to this definition">¶</a></dt>
<dd><p>Return an instance of a <code class="xref py py-class docutils literal notranslate"><span class="pre">GraphicsContextBase</span></code></p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.option_image_nocomposite">
<code class="descname">option_image_nocomposite</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.option_image_nocomposite"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.option_image_nocomposite" title="Permalink to this definition">¶</a></dt>
<dd><p>return whether to generate a composite image from multiple images on
a set of axes</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.option_scale_image">
<code class="descname">option_scale_image</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.option_scale_image"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.option_scale_image" title="Permalink to this definition">¶</a></dt>
<dd><p>pgf backend supports affine transform of image.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pgf.RendererPgf.points_to_pixels">
<code class="descname">points_to_pixels</code><span class="sig-paren">(</span><em>points</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#RendererPgf.points_to_pixels"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.RendererPgf.points_to_pixels" title="Permalink to this definition">¶</a></dt>
<dd><p>Convert points to display units</p>
<p>You need to override this function (unless your backend
doesn't have a dpi, e.g., postscript or svg). Some imaging
systems assume some value for pixels per inch:</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="n">points</span> <span class="n">to</span> <span class="n">pixels</span> <span class="o">=</span> <span class="n">points</span> <span class="o">*</span> <span class="n">pixels_per_inch</span><span class="o">/</span><span class="mf">72.0</span> <span class="o">*</span> <span class="n">dpi</span><span class="o">/</span><span class="mf">72.0</span>
</pre></div>
</div>
<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">Parameters:</th><td class="field-body"><dl class="first docutils">
<dt><strong>points</strong> <span class="classifier-delimiter">:</span> <span class="classifier">scalar or array_like</span></dt>
<dd><p class="first last">a float or a numpy array of float</p>
</dd>
</dl>
</td>
</tr>
<tr class="field-even field"><th class="field-name">Returns:</th><td class="field-body"><dl class="first last docutils">
<dt><strong>Points converted to pixels</strong></dt>
<dd></dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pgf.TmpDirCleaner">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">TmpDirCleaner</code><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#TmpDirCleaner"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.TmpDirCleaner" 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 v3.7)"><code class="xref py py-class docutils literal notranslate"><span class="pre">object</span></code></a></p>
<dl class="staticmethod">
<dt id="matplotlib.backends.backend_pgf.TmpDirCleaner.add">
<em class="property">static </em><code class="descname">add</code><span class="sig-paren">(</span><em>tmpdir</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#TmpDirCleaner.add"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.TmpDirCleaner.add" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="staticmethod">
<dt id="matplotlib.backends.backend_pgf.TmpDirCleaner.cleanup_remaining_tmpdirs">
<em class="property">static </em><code class="descname">cleanup_remaining_tmpdirs</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#TmpDirCleaner.cleanup_remaining_tmpdirs"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.TmpDirCleaner.cleanup_remaining_tmpdirs" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pgf.TmpDirCleaner.remaining_tmpdirs">
<code class="descname">remaining_tmpdirs</code><em class="property"> = {}</em><a class="headerlink" href="#matplotlib.backends.backend_pgf.TmpDirCleaner.remaining_tmpdirs" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="function">
<dt id="matplotlib.backends.backend_pgf.common_texification">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">common_texification</code><span class="sig-paren">(</span><em>text</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#common_texification"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.common_texification" title="Permalink to this definition">¶</a></dt>
<dd><p>Do some necessary and/or useful substitutions for texts to be included in
LaTeX documents.</p>
</dd></dl>
<dl class="function">
<dt id="matplotlib.backends.backend_pgf.get_fontspec">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">get_fontspec</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#get_fontspec"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.get_fontspec" title="Permalink to this definition">¶</a></dt>
<dd><p>Build fontspec preamble from rc.</p>
</dd></dl>
<dl class="function">
<dt id="matplotlib.backends.backend_pgf.get_preamble">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">get_preamble</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#get_preamble"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.get_preamble" title="Permalink to this definition">¶</a></dt>
<dd><p>Get LaTeX preamble from rc.</p>
</dd></dl>
<dl class="function">
<dt id="matplotlib.backends.backend_pgf.get_texcommand">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">get_texcommand</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#get_texcommand"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.get_texcommand" title="Permalink to this definition">¶</a></dt>
<dd><p>Get chosen TeX system from rc.</p>
</dd></dl>
<dl class="function">
<dt id="matplotlib.backends.backend_pgf.make_pdf_to_png_converter">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">make_pdf_to_png_converter</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#make_pdf_to_png_converter"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.make_pdf_to_png_converter" title="Permalink to this definition">¶</a></dt>
<dd><p>Returns a function that converts a pdf file to a png file.</p>
</dd></dl>
<dl class="function">
<dt id="matplotlib.backends.backend_pgf.repl_escapetext">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">repl_escapetext</code><span class="sig-paren">(</span><em>m</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.backends.backend_pgf.repl_escapetext" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="matplotlib.backends.backend_pgf.repl_mathdefault">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">repl_mathdefault</code><span class="sig-paren">(</span><em>m</em><span class="sig-paren">)</span><a class="headerlink" href="#matplotlib.backends.backend_pgf.repl_mathdefault" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="function">
<dt id="matplotlib.backends.backend_pgf.writeln">
<code class="descclassname">matplotlib.backends.backend_pgf.</code><code class="descname">writeln</code><span class="sig-paren">(</span><em>fh</em>, <em>line</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pgf.html#writeln"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pgf.writeln" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
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