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<div class="section" id="module-matplotlib.backends.backend_pdf">
<span id="matplotlib-backends-backend-pdf"></span><h1><a class="reference internal" href="#module-matplotlib.backends.backend_pdf" title="matplotlib.backends.backend_pdf"><code class="xref py py-mod docutils literal notranslate"><span class="pre">matplotlib.backends.backend_pdf</span></code></a><a class="headerlink" href="#module-matplotlib.backends.backend_pdf" title="Permalink to this headline">¶</a></h1>
<p>A PDF matplotlib backend
Author: Jouni K Seppänen <<a class="reference external" href="mailto:jks%40iki.fi">jks<span>@</span>iki<span>.</span>fi</a>></p>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.FigureCanvas">
<code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">FigureCanvas</code><a class="headerlink" href="#matplotlib.backends.backend_pdf.FigureCanvas" title="Permalink to this definition">¶</a></dt>
<dd><p>alias of <a class="reference internal" href="#matplotlib.backends.backend_pdf.FigureCanvasPdf" title="matplotlib.backends.backend_pdf.FigureCanvasPdf"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.backends.backend_pdf.FigureCanvasPdf</span></code></a></p>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pdf.FigureCanvasPdf">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">FigureCanvasPdf</code><span class="sig-paren">(</span><em>figure</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#FigureCanvasPdf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.FigureCanvasPdf" 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>
<p>The canvas the figure renders into. Calls the draw and print fig
methods, creates the renderers, etc...</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">A high-level Figure instance</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.FigureCanvasPdf.draw">
<code class="descname">draw</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#FigureCanvasPdf.draw"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.FigureCanvasPdf.draw" title="Permalink to this definition">¶</a></dt>
<dd><p>Render the <a class="reference internal" href="_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure"><code class="xref py py-class docutils literal notranslate"><span class="pre">Figure</span></code></a>.</p>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.FigureCanvasPdf.filetypes">
<code class="descname">filetypes</code><em class="property"> = {'pdf': 'Portable Document Format'}</em><a class="headerlink" href="#matplotlib.backends.backend_pdf.FigureCanvasPdf.filetypes" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.FigureCanvasPdf.fixed_dpi">
<code class="descname">fixed_dpi</code><em class="property"> = 72</em><a class="headerlink" href="#matplotlib.backends.backend_pdf.FigureCanvasPdf.fixed_dpi" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.FigureCanvasPdf.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_pdf.html#FigureCanvasPdf.get_default_filetype"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.FigureCanvasPdf.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_pdf.FigureCanvasPdf.print_pdf">
<code class="descname">print_pdf</code><span class="sig-paren">(</span><em>filename</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#FigureCanvasPdf.print_pdf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.FigureCanvasPdf.print_pdf" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.FigureManager">
<code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">FigureManager</code><a class="headerlink" href="#matplotlib.backends.backend_pdf.FigureManager" title="Permalink to this definition">¶</a></dt>
<dd><p>alias of <a class="reference internal" href="#matplotlib.backends.backend_pdf.FigureManagerPdf" title="matplotlib.backends.backend_pdf.FigureManagerPdf"><code class="xref py py-class docutils literal notranslate"><span class="pre">matplotlib.backends.backend_pdf.FigureManagerPdf</span></code></a></p>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pdf.FigureManagerPdf">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">FigureManagerPdf</code><span class="sig-paren">(</span><em>canvas</em>, <em>num</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#FigureManagerPdf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.FigureManagerPdf" 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_pdf.GraphicsContextPdf">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">GraphicsContextPdf</code><span class="sig-paren">(</span><em>file</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf" 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>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.alpha_cmd">
<code class="descname">alpha_cmd</code><span class="sig-paren">(</span><em>alpha</em>, <em>forced</em>, <em>effective_alphas</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.alpha_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.alpha_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.capstyle_cmd">
<code class="descname">capstyle_cmd</code><span class="sig-paren">(</span><em>style</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.capstyle_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.capstyle_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.capstyles">
<code class="descname">capstyles</code><em class="property"> = {'butt': 0, 'projecting': 2, 'round': 1}</em><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.capstyles" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.clip_cmd">
<code class="descname">clip_cmd</code><span class="sig-paren">(</span><em>cliprect</em>, <em>clippath</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.clip_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.clip_cmd" title="Permalink to this definition">¶</a></dt>
<dd><p>Set clip rectangle. Calls self.pop() and self.push().</p>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.commands">
<code class="descname">commands</code><em class="property"> = ((('_cliprect', '_clippath'), <function GraphicsContextPdf.clip_cmd>), (('_alpha', '_forced_alpha', '_effective_alphas'), <function GraphicsContextPdf.alpha_cmd>), (('_capstyle',), <function GraphicsContextPdf.capstyle_cmd>), (('_fillcolor',), <function GraphicsContextPdf.fillcolor_cmd>), (('_joinstyle',), <function GraphicsContextPdf.joinstyle_cmd>), (('_linewidth',), <function GraphicsContextPdf.linewidth_cmd>), (('_dashes',), <function GraphicsContextPdf.dash_cmd>), (('_rgb',), <function GraphicsContextPdf.rgb_cmd>), (('_hatch', '_hatch_color'), <function GraphicsContextPdf.hatch_cmd>))</em><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.commands" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.copy_properties">
<code class="descname">copy_properties</code><span class="sig-paren">(</span><em>other</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.copy_properties"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.copy_properties" title="Permalink to this definition">¶</a></dt>
<dd><p>Copy properties of other into self.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.dash_cmd">
<code class="descname">dash_cmd</code><span class="sig-paren">(</span><em>dashes</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.dash_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.dash_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.delta">
<code class="descname">delta</code><span class="sig-paren">(</span><em>other</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.delta"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.delta" title="Permalink to this definition">¶</a></dt>
<dd><p>Copy properties of other into self and return PDF commands
needed to transform self into other.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.fill">
<code class="descname">fill</code><span class="sig-paren">(</span><em>*args</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.fill"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.fill" title="Permalink to this definition">¶</a></dt>
<dd><p>Predicate: does the path need to be filled?</p>
<p>An optional argument can be used to specify an alternative
_fillcolor, as needed by RendererPdf.draw_markers.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.fillcolor_cmd">
<code class="descname">fillcolor_cmd</code><span class="sig-paren">(</span><em>rgb</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.fillcolor_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.fillcolor_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.finalize">
<code class="descname">finalize</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.finalize"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.finalize" title="Permalink to this definition">¶</a></dt>
<dd><p>Make sure every pushed graphics state is popped.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.hatch_cmd">
<code class="descname">hatch_cmd</code><span class="sig-paren">(</span><em>hatch</em>, <em>hatch_color</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.hatch_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.hatch_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.joinstyle_cmd">
<code class="descname">joinstyle_cmd</code><span class="sig-paren">(</span><em>style</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.joinstyle_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.joinstyle_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.joinstyles">
<code class="descname">joinstyles</code><em class="property"> = {'bevel': 2, 'miter': 0, 'round': 1}</em><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.joinstyles" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.linewidth_cmd">
<code class="descname">linewidth_cmd</code><span class="sig-paren">(</span><em>width</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.linewidth_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.linewidth_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.paint">
<code class="descname">paint</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.paint"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.paint" title="Permalink to this definition">¶</a></dt>
<dd><p>Return the appropriate pdf operator to cause the path to be
stroked, filled, or both.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.pop">
<code class="descname">pop</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.pop"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.pop" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.push">
<code class="descname">push</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.push"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.push" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.rgb_cmd">
<code class="descname">rgb_cmd</code><span class="sig-paren">(</span><em>rgb</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.rgb_cmd"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.rgb_cmd" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.GraphicsContextPdf.stroke">
<code class="descname">stroke</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#GraphicsContextPdf.stroke"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.GraphicsContextPdf.stroke" title="Permalink to this definition">¶</a></dt>
<dd><p>Predicate: does the path need to be stroked (its outline drawn)?
This tests for the various conditions that disable stroking
the path, in which case it would presumably be filled.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pdf.Name">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">Name</code><span class="sig-paren">(</span><em>name</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Name"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Name" 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>PDF name object.</p>
<dl class="staticmethod">
<dt id="matplotlib.backends.backend_pdf.Name.hexify">
<em class="property">static </em><code class="descname">hexify</code><span class="sig-paren">(</span><em>match</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Name.hexify"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Name.hexify" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.Name.name">
<code class="descname">name</code><a class="headerlink" href="#matplotlib.backends.backend_pdf.Name.name" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.Name.pdfRepr">
<code class="descname">pdfRepr</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Name.pdfRepr"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Name.pdfRepr" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pdf.Operator">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">Operator</code><span class="sig-paren">(</span><em>op</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Operator"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Operator" 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>PDF operator object.</p>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.Operator.op">
<code class="descname">op</code><a class="headerlink" href="#matplotlib.backends.backend_pdf.Operator.op" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.Operator.pdfRepr">
<code class="descname">pdfRepr</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Operator.pdfRepr"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Operator.pdfRepr" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pdf.PdfFile">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">PdfFile</code><span class="sig-paren">(</span><em>filename</em>, <em>metadata=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile" 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>PDF file object.</p>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.addGouraudTriangles">
<code class="descname">addGouraudTriangles</code><span class="sig-paren">(</span><em>points</em>, <em>colors</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.addGouraudTriangles"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.addGouraudTriangles" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.alphaState">
<code class="descname">alphaState</code><span class="sig-paren">(</span><em>alpha</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.alphaState"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.alphaState" title="Permalink to this definition">¶</a></dt>
<dd><p>Return name of an ExtGState that sets alpha to the given value.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.beginStream">
<code class="descname">beginStream</code><span class="sig-paren">(</span><em>id</em>, <em>len</em>, <em>extra=None</em>, <em>png=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.beginStream"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.beginStream" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.close">
<code class="descname">close</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.close"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.close" title="Permalink to this definition">¶</a></dt>
<dd><p>Flush all buffers and free all resources.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.createType1Descriptor">
<code class="descname">createType1Descriptor</code><span class="sig-paren">(</span><em>t1font</em>, <em>fontfile</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.createType1Descriptor"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.createType1Descriptor" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.dviFontName">
<code class="descname">dviFontName</code><span class="sig-paren">(</span><em>dvifont</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.dviFontName"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.dviFontName" title="Permalink to this definition">¶</a></dt>
<dd><p>Given a dvi font object, return a name suitable for Op.selectfont.
This registers the font information in self.dviFontInfo if not yet
registered.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.embedTTF">
<code class="descname">embedTTF</code><span class="sig-paren">(</span><em>filename</em>, <em>characters</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.embedTTF"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.embedTTF" title="Permalink to this definition">¶</a></dt>
<dd><p>Embed the TTF font from the named file into the document.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.endStream">
<code class="descname">endStream</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.endStream"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.endStream" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.finalize">
<code class="descname">finalize</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.finalize"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.finalize" title="Permalink to this definition">¶</a></dt>
<dd><p>Write out the various deferred objects and the pdf end matter.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.fontName">
<code class="descname">fontName</code><span class="sig-paren">(</span><em>fontprop</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.fontName"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.fontName" title="Permalink to this definition">¶</a></dt>
<dd><p>Select a font based on fontprop and return a name suitable for
Op.selectfont. If fontprop is a string, it will be interpreted
as the filename of the font.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.hatchPattern">
<code class="descname">hatchPattern</code><span class="sig-paren">(</span><em>hatch_style</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.hatchPattern"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.hatchPattern" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.imageObject">
<code class="descname">imageObject</code><span class="sig-paren">(</span><em>image</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.imageObject"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.imageObject" title="Permalink to this definition">¶</a></dt>
<dd><p>Return name of an image XObject representing the given image.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.markerObject">
<code class="descname">markerObject</code><span class="sig-paren">(</span><em>path</em>, <em>trans</em>, <em>fill</em>, <em>stroke</em>, <em>lw</em>, <em>joinstyle</em>, <em>capstyle</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.markerObject"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.markerObject" title="Permalink to this definition">¶</a></dt>
<dd><p>Return name of a marker XObject representing the given path.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.newPage">
<code class="descname">newPage</code><span class="sig-paren">(</span><em>width</em>, <em>height</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.newPage"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.newPage" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.newTextnote">
<code class="descname">newTextnote</code><span class="sig-paren">(</span><em>text, positionRect=[-100, -100, 0, 0]</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.newTextnote"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.newTextnote" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.output">
<code class="descname">output</code><span class="sig-paren">(</span><em>*data</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.output"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.output" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.pathCollectionObject">
<code class="descname">pathCollectionObject</code><span class="sig-paren">(</span><em>gc</em>, <em>path</em>, <em>trans</em>, <em>padding</em>, <em>filled</em>, <em>stroked</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.pathCollectionObject"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.pathCollectionObject" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="staticmethod">
<dt id="matplotlib.backends.backend_pdf.PdfFile.pathOperations">
<em class="property">static </em><code class="descname">pathOperations</code><span class="sig-paren">(</span><em>path</em>, <em>transform</em>, <em>clip=None</em>, <em>simplify=None</em>, <em>sketch=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.pathOperations"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.pathOperations" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.recordXref">
<code class="descname">recordXref</code><span class="sig-paren">(</span><em>id</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.recordXref"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.recordXref" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.reserveObject">
<code class="descname">reserveObject</code><span class="sig-paren">(</span><em>name=''</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.reserveObject"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.reserveObject" title="Permalink to this definition">¶</a></dt>
<dd><p>Reserve an ID for an indirect object.
The name is used for debugging in case we forget to print out
the object with writeObject.</p>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.PdfFile.texFontMap">
<code class="descname">texFontMap</code><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.texFontMap" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.write">
<code class="descname">write</code><span class="sig-paren">(</span><em>data</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.write"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.write" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writeFonts">
<code class="descname">writeFonts</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writeFonts"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writeFonts" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writeGouraudTriangles">
<code class="descname">writeGouraudTriangles</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writeGouraudTriangles"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writeGouraudTriangles" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writeHatches">
<code class="descname">writeHatches</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writeHatches"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writeHatches" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writeImages">
<code class="descname">writeImages</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writeImages"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writeImages" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writeInfoDict">
<code class="descname">writeInfoDict</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writeInfoDict"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writeInfoDict" title="Permalink to this definition">¶</a></dt>
<dd><p>Write out the info dictionary, checking it for good form</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writeMarkers">
<code class="descname">writeMarkers</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writeMarkers"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writeMarkers" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writeObject">
<code class="descname">writeObject</code><span class="sig-paren">(</span><em>object</em>, <em>contents</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writeObject"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writeObject" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writePath">
<code class="descname">writePath</code><span class="sig-paren">(</span><em>path</em>, <em>transform</em>, <em>clip=False</em>, <em>sketch=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writePath"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writePath" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writePathCollectionTemplates">
<code class="descname">writePathCollectionTemplates</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writePathCollectionTemplates"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writePathCollectionTemplates" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writeTrailer">
<code class="descname">writeTrailer</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writeTrailer"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writeTrailer" title="Permalink to this definition">¶</a></dt>
<dd><p>Write out the PDF trailer.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfFile.writeXref">
<code class="descname">writeXref</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfFile.writeXref"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile.writeXref" title="Permalink to this definition">¶</a></dt>
<dd><p>Write out the xref table.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pdf.PdfPages">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">PdfPages</code><span class="sig-paren">(</span><em>filename</em>, <em>keep_empty=True</em>, <em>metadata=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfPages"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfPages" 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>A multi-page PDF file.</p>
<p class="rubric">Notes</p>
<p>In reality <a class="reference internal" href="#matplotlib.backends.backend_pdf.PdfPages" title="matplotlib.backends.backend_pdf.PdfPages"><code class="xref py py-class docutils literal notranslate"><span class="pre">PdfPages</span></code></a> is a thin wrapper around <a class="reference internal" href="#matplotlib.backends.backend_pdf.PdfFile" title="matplotlib.backends.backend_pdf.PdfFile"><code class="xref py py-class docutils literal notranslate"><span class="pre">PdfFile</span></code></a>, in
order to avoid confusion when using <a class="reference internal" href="_as_gen/matplotlib.pyplot.savefig.html#matplotlib.pyplot.savefig" title="matplotlib.pyplot.savefig"><code class="xref py py-func docutils literal notranslate"><span class="pre">savefig()</span></code></a> and
forgetting the format argument.</p>
<p class="rubric">Examples</p>
<div class="highlight-default notranslate"><div class="highlight"><pre><span></span><span class="gp">>>> </span><span class="kn">import</span> <span class="nn">matplotlib.pyplot</span> <span class="k">as</span> <span class="nn">plt</span>
<span class="gp">>>> </span><span class="c1"># Initialize:</span>
<span class="gp">>>> </span><span class="k">with</span> <span class="n">PdfPages</span><span class="p">(</span><span class="s1">'foo.pdf'</span><span class="p">)</span> <span class="k">as</span> <span class="n">pdf</span><span class="p">:</span>
<span class="gp">... </span> <span class="c1"># As many times as you like, create a figure fig and save it:</span>
<span class="gp">... </span> <span class="n">fig</span> <span class="o">=</span> <span class="n">plt</span><span class="o">.</span><span class="n">figure</span><span class="p">()</span>
<span class="gp">... </span> <span class="n">pdf</span><span class="o">.</span><span class="n">savefig</span><span class="p">(</span><span class="n">fig</span><span class="p">)</span>
<span class="gp">... </span> <span class="c1"># When no figure is specified the current figure is saved</span>
<span class="gp">... </span> <span class="n">pdf</span><span class="o">.</span><span class="n">savefig</span><span class="p">()</span>
</pre></div>
</div>
<p>Create a new PdfPages object.</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>filename</strong> <span class="classifier-delimiter">:</span> <span class="classifier">str</span></dt>
<dd><p class="first last">Plots using <a class="reference internal" href="#matplotlib.backends.backend_pdf.PdfPages.savefig" title="matplotlib.backends.backend_pdf.PdfPages.savefig"><code class="xref py py-meth docutils literal notranslate"><span class="pre">PdfPages.savefig()</span></code></a> will be written to a file at
this location. The file is opened at once and any older file with
the same name is overwritten.</p>
</dd>
<dt><strong>keep_empty</strong> <span class="classifier-delimiter">:</span> <span class="classifier">bool, optional</span></dt>
<dd><p class="first last">If set to False, then empty pdf files will be deleted automatically
when closed.</p>
</dd>
<dt><strong>metadata</strong> <span class="classifier-delimiter">:</span> <span class="classifier">dictionary, optional</span></dt>
<dd><p class="first">Information dictionary object (see PDF reference section 10.2.1
'Document Information Dictionary'), e.g.:
<code class="xref py py-obj docutils literal notranslate"><span class="pre">{'Creator':</span> <span class="pre">'My</span> <span class="pre">software',</span> <span class="pre">'Author':</span> <span class="pre">'Me',</span>
<span class="pre">'Title':</span> <span class="pre">'Awesome</span> <span class="pre">fig'}</span></code></p>
<p class="last">The standard keys are <code class="xref py py-obj docutils literal notranslate"><span class="pre">'Title'</span></code>, <code class="xref py py-obj docutils literal notranslate"><span class="pre">'Author'</span></code>, <code class="xref py py-obj docutils literal notranslate"><span class="pre">'Subject'</span></code>,
<code class="xref py py-obj docutils literal notranslate"><span class="pre">'Keywords'</span></code>, <code class="xref py py-obj docutils literal notranslate"><span class="pre">'Creator'</span></code>, <code class="xref py py-obj docutils literal notranslate"><span class="pre">'Producer'</span></code>, <code class="xref py py-obj docutils literal notranslate"><span class="pre">'CreationDate'</span></code>,
<code class="xref py py-obj docutils literal notranslate"><span class="pre">'ModDate'</span></code>, and <code class="xref py py-obj docutils literal notranslate"><span class="pre">'Trapped'</span></code>. Values have been predefined
for <code class="xref py py-obj docutils literal notranslate"><span class="pre">'Creator'</span></code>, <code class="xref py py-obj docutils literal notranslate"><span class="pre">'Producer'</span></code> and <code class="xref py py-obj docutils literal notranslate"><span class="pre">'CreationDate'</span></code>. They
can be removed by setting them to <a class="reference external" href="https://docs.python.org/3/library/constants.html#None" title="(in Python v3.7)"><code class="xref py py-obj docutils literal notranslate"><span class="pre">None</span></code></a>.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfPages.attach_note">
<code class="descname">attach_note</code><span class="sig-paren">(</span><em>text, positionRect=[-100, -100, 0, 0]</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfPages.attach_note"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfPages.attach_note" title="Permalink to this definition">¶</a></dt>
<dd><p>Add a new text note to the page to be saved next. The optional
positionRect specifies the position of the new note on the
page. It is outside the page per default to make sure it is
invisible on printouts.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfPages.close">
<code class="descname">close</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfPages.close"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfPages.close" title="Permalink to this definition">¶</a></dt>
<dd><p>Finalize this object, making the underlying file a complete
PDF file.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfPages.get_pagecount">
<code class="descname">get_pagecount</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfPages.get_pagecount"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfPages.get_pagecount" title="Permalink to this definition">¶</a></dt>
<dd><p>Returns the current number of pages in the multipage pdf file.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfPages.infodict">
<code class="descname">infodict</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfPages.infodict"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfPages.infodict" title="Permalink to this definition">¶</a></dt>
<dd><p>Return a modifiable information dictionary object
(see PDF reference section 10.2.1 'Document Information
Dictionary').</p>
</dd></dl>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.PdfPages.keep_empty">
<code class="descname">keep_empty</code><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfPages.keep_empty" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.PdfPages.savefig">
<code class="descname">savefig</code><span class="sig-paren">(</span><em>figure=None</em>, <em>**kwargs</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#PdfPages.savefig"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfPages.savefig" title="Permalink to this definition">¶</a></dt>
<dd><p>Saves a <a class="reference internal" href="_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure"><code class="xref py py-class docutils literal notranslate"><span class="pre">Figure</span></code></a> to this file as a new page.</p>
<p>Any other keyword arguments are passed to
<a class="reference internal" href="_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure.savefig" title="matplotlib.figure.Figure.savefig"><code class="xref py py-meth docutils literal notranslate"><span class="pre">savefig()</span></code></a>.</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>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-class docutils literal notranslate"><span class="pre">Figure</span></code></a> or int, optional</span></dt>
<dd><p class="first last">Specifies what figure is saved to file. If not specified, the
active figure is saved. If a <a class="reference internal" href="_as_gen/matplotlib.figure.Figure.html#matplotlib.figure.Figure" title="matplotlib.figure.Figure"><code class="xref py py-class docutils literal notranslate"><span class="pre">Figure</span></code></a>
instance is provided, this figure is saved. If an int is specified,
the figure instance to save is looked up by number.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pdf.Reference">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">Reference</code><span class="sig-paren">(</span><em>id</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Reference"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Reference" 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>PDF reference object.
Use PdfFile.reserveObject() to create References.</p>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.Reference.pdfRepr">
<code class="descname">pdfRepr</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Reference.pdfRepr"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Reference.pdfRepr" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.Reference.write">
<code class="descname">write</code><span class="sig-paren">(</span><em>contents</em>, <em>file</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Reference.write"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Reference.write" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pdf.RendererPdf">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">RendererPdf</code><span class="sig-paren">(</span><em>file</em>, <em>image_dpi</em>, <em>height</em>, <em>width</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf" 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>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.afm_font_cache">
<code class="descname">afm_font_cache</code><em class="property"> = {}</em><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.afm_font_cache" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.check_gc">
<code class="descname">check_gc</code><span class="sig-paren">(</span><em>gc</em>, <em>fillcolor=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.check_gc"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.check_gc" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.draw_gouraud_triangle">
<code class="descname">draw_gouraud_triangle</code><span class="sig-paren">(</span><em>gc</em>, <em>points</em>, <em>colors</em>, <em>trans</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.draw_gouraud_triangle"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.draw_gouraud_triangle" title="Permalink to this definition">¶</a></dt>
<dd><p>Draw a Gouraud-shaded triangle.</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>points</strong> <span class="classifier-delimiter">:</span> <span class="classifier">array_like, shape=(3, 2)</span></dt>
<dd><p class="first last">Array of (x, y) points for the triangle.</p>
</dd>
<dt><strong>colors</strong> <span class="classifier-delimiter">:</span> <span class="classifier">array_like, shape=(3, 4)</span></dt>
<dd><p class="first last">RGBA colors for each point of the triangle.</p>
</dd>
<dt><strong>transform</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 to apply to the points.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.draw_gouraud_triangles">
<code class="descname">draw_gouraud_triangles</code><span class="sig-paren">(</span><em>gc</em>, <em>points</em>, <em>colors</em>, <em>trans</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.draw_gouraud_triangles"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.draw_gouraud_triangles" title="Permalink to this definition">¶</a></dt>
<dd><p>Draws a series of Gouraud triangles.</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>points</strong> <span class="classifier-delimiter">:</span> <span class="classifier">array_like, shape=(N, 3, 2)</span></dt>
<dd><p class="first last">Array of <em>N</em> (x, y) points for the triangles.</p>
</dd>
<dt><strong>colors</strong> <span class="classifier-delimiter">:</span> <span class="classifier">array_like, shape=(N, 3, 4)</span></dt>
<dd><p class="first last">Array of <em>N</em> RGBA colors for each point of the triangles.</p>
</dd>
<dt><strong>transform</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 to apply to the points.</p>
</dd>
</dl>
</td>
</tr>
</tbody>
</table>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.html#RendererPdf.draw_image"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.option_scale_image" title="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.draw_image" title="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.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_pdf.html#RendererPdf.draw_markers"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.draw_path" title="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.draw_mathtext">
<code class="descname">draw_mathtext</code><span class="sig-paren">(</span><em>gc</em>, <em>x</em>, <em>y</em>, <em>s</em>, <em>prop</em>, <em>angle</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.draw_mathtext"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.draw_mathtext" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.html#RendererPdf.draw_path"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.draw_path_collection">
<code class="descname">draw_path_collection</code><span class="sig-paren">(</span><em>gc</em>, <em>master_transform</em>, <em>paths</em>, <em>all_transforms</em>, <em>offsets</em>, <em>offsetTrans</em>, <em>facecolors</em>, <em>edgecolors</em>, <em>linewidths</em>, <em>linestyles</em>, <em>antialiaseds</em>, <em>urls</em>, <em>offset_position</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.draw_path_collection"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.draw_path_collection" title="Permalink to this definition">¶</a></dt>
<dd><p>Draws a collection of paths selecting drawing properties from
the lists <em>facecolors</em>, <em>edgecolors</em>, <em>linewidths</em>,
<em>linestyles</em> and <em>antialiaseds</em>. <em>offsets</em> is a list of
offsets to apply to each of the paths. The offsets in
<em>offsets</em> are first transformed by <em>offsetTrans</em> before being
applied. <em>offset_position</em> may be either "screen" or "data"
depending on the space that the offsets are in.</p>
<p>This provides a fallback implementation of
<a class="reference internal" href="#matplotlib.backends.backend_pdf.RendererPdf.draw_path_collection" title="matplotlib.backends.backend_pdf.RendererPdf.draw_path_collection"><code class="xref py py-meth docutils literal notranslate"><span class="pre">draw_path_collection()</span></code></a> that makes multiple calls to
<a class="reference internal" href="#matplotlib.backends.backend_pdf.RendererPdf.draw_path" title="matplotlib.backends.backend_pdf.RendererPdf.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 in
order to render each set of path data only once, and then
reference that path multiple times with the different offsets,
colors, styles etc. The generator methods
<code class="xref py py-meth docutils literal notranslate"><span class="pre">_iter_collection_raw_paths()</span></code> and
<code class="xref py py-meth docutils literal notranslate"><span class="pre">_iter_collection()</span></code> are provided to help with (and
standardize) the implementation across backends. It is highly
recommended to use those generators, so that changes to the
behavior of <a class="reference internal" href="#matplotlib.backends.backend_pdf.RendererPdf.draw_path_collection" title="matplotlib.backends.backend_pdf.RendererPdf.draw_path_collection"><code class="xref py py-meth docutils literal notranslate"><span class="pre">draw_path_collection()</span></code></a> can be made globally.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.html#RendererPdf.draw_tex"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.draw_tex" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.html#RendererPdf.draw_text"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.encode_string">
<code class="descname">encode_string</code><span class="sig-paren">(</span><em>s</em>, <em>fonttype</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.encode_string"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.encode_string" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.finalize">
<code class="descname">finalize</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.finalize"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.finalize" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.html#RendererPdf.flipy"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.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_pdf.html#RendererPdf.get_canvas_width_height"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.get_image_magnification">
<code class="descname">get_image_magnification</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.get_image_magnification"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.get_image_magnification" title="Permalink to this definition">¶</a></dt>
<dd><p>Get the factor by which to magnify images passed to <a class="reference internal" href="#matplotlib.backends.backend_pdf.RendererPdf.draw_image" title="matplotlib.backends.backend_pdf.RendererPdf.draw_image"><code class="xref py py-meth docutils literal notranslate"><span class="pre">draw_image()</span></code></a>.
Allows a backend to have images at a different resolution to other
artists.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.html#RendererPdf.get_text_width_height_descent"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.merge_used_characters">
<code class="descname">merge_used_characters</code><span class="sig-paren">(</span><em>other</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.merge_used_characters"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.merge_used_characters" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.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_pdf.html#RendererPdf.new_gc"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.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_pdf.html#RendererPdf.option_image_nocomposite"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.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_pdf.RendererPdf.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_pdf.html#RendererPdf.option_scale_image"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.option_scale_image" title="Permalink to this definition">¶</a></dt>
<dd><p>pdf backend support arbitrary scaling of image.</p>
</dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.RendererPdf.track_characters">
<code class="descname">track_characters</code><span class="sig-paren">(</span><em>font</em>, <em>s</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#RendererPdf.track_characters"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.RendererPdf.track_characters" title="Permalink to this definition">¶</a></dt>
<dd><p>Keeps track of which characters are required from
each font.</p>
</dd></dl>
</dd></dl>
<dl class="class">
<dt id="matplotlib.backends.backend_pdf.Stream">
<em class="property">class </em><code class="descclassname">matplotlib.backends.backend_pdf.</code><code class="descname">Stream</code><span class="sig-paren">(</span><em>id</em>, <em>len</em>, <em>file</em>, <em>extra=None</em>, <em>png=None</em><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Stream"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Stream" 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>PDF stream object.</p>
<p>This has no pdfRepr method. Instead, call begin(), then output the
contents of the stream by calling write(), and finally call end().</p>
<p>id: object id of stream; len: an unused Reference object for the
length of the stream, or None (to use a memory buffer); file:
a PdfFile; extra: a dictionary of extra key-value pairs to
include in the stream header; png: if the data is already
png compressed, the decode parameters</p>
<dl class="attribute">
<dt id="matplotlib.backends.backend_pdf.Stream.compressobj">
<code class="descname">compressobj</code><a class="headerlink" href="#matplotlib.backends.backend_pdf.Stream.compressobj" title="Permalink to this definition">¶</a></dt>
<dd></dd></dl>
<dl class="method">
<dt id="matplotlib.backends.backend_pdf.Stream.end">
<code class="descname">end</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="reference internal" href="../_modules/matplotlib/backends/backend_pdf.html#Stream.end"><span class="viewcode-link">[source]</span></a><a class="headerlink" href="#matplotlib.backends.backend_pdf.Stream.end" title="Permalink to this definition">¶</a></dt>
<dd><p>Finalize stream.</p>