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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"

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<span id="matplotlib-backends-backend-pdf"></span><h1><a class="reference internal" href="#module-matplotlib.backends.backend_pdf" title="matplotlib.backends.backend_pdf"><tt class="xref py py-mod docutils literal"><span class="pre">matplotlib.backends.backend_pdf</span></tt></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>

<em class="property">class </em><tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">FigureCanvasPdf</tt><big>(</big><em>figure</em><big>)</big><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"><tt class="xref py py-class docutils literal"><span class="pre">matplotlib.backend_bases.FigureCanvasBase</span></tt></a></p>

<p>The canvas the figure renders into. Calls the draw and print fig

methods, creates the renderers, etc...</p>

<p>Public attribute</p>

<div>figure - A Figure instance</div></blockquote>

</dd></dl>

<em class="property">class </em><tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">Name</tt><big>(</big><em>name</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.Name" title="Permalink to this definition">¶</a></dt>

<dd><p>Bases: <tt class="xref py py-class docutils literal"><span class="pre">object</span></tt></p>

<p>PDF name object.</p>

</dd></dl>

<em class="property">class </em><tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">Operator</tt><big>(</big><em>op</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.Operator" title="Permalink to this definition">¶</a></dt>

<dd><p>Bases: <tt class="xref py py-class docutils literal"><span class="pre">object</span></tt></p>

<p>PDF operator object.</p>

</dd></dl>

<em class="property">class </em><tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">PdfFile</tt><big>(</big><em>filename</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfFile" title="Permalink to this definition">¶</a></dt>

<dd><p>Bases: <tt class="xref py py-class docutils literal"><span class="pre">object</span></tt></p>

<p>PDF file object.</p>

<tt class="descname">alphaState</tt><big>(</big><em>alpha</em><big>)</big><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>

<tt class="descname">embedTTF</tt><big>(</big><em>filename</em>, <em>characters</em><big>)</big><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>

<tt class="descname">fontName</tt><big>(</big><em>fontprop</em><big>)</big><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 (or dvi name) of the font.</p>

</dd></dl>

<tt class="descname">imageObject</tt><big>(</big><em>image</em><big>)</big><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>

<tt class="descname">markerObject</tt><big>(</big><em>path</em>, <em>trans</em>, <em>fillp</em>, <em>strokep</em>, <em>lw</em>, <em>joinstyle</em>, <em>capstyle</em><big>)</big><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>

<tt class="descname">reserveObject</tt><big>(</big><em>name=''</em><big>)</big><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>

<tt class="descname">writeInfoDict</tt><big>(</big><big>)</big><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>

<tt class="descname">writeTrailer</tt><big>(</big><big>)</big><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>

<tt class="descname">writeXref</tt><big>(</big><big>)</big><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>

<em class="property">class </em><tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">PdfPages</tt><big>(</big><em>filename</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfPages" title="Permalink to this definition">¶</a></dt>

<dd><p>Bases: <tt class="xref py py-class docutils literal"><span class="pre">object</span></tt></p>

<p>A multi-page PDF file.</p>

<div class="highlight-python"><div class="highlight"><pre><span class="c"># Initialize:</span>

<span class="k">with</span> <span class="n">PdfPages</span><span class="p">(</span><span class="s">'foo.pdf'</span><span class="p">)</span> <span class="k">as</span> <span class="n">pdf</span><span class="p">:</span>

<span class="c"># As many times as you like, create a figure fig and save it:</span>

<span class="c"># When no figure is specified the current figure is saved</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="n">pdf</span><span class="o">.</span><span class="n">savefig</span><span class="p">()</span>

</pre></div>

</div>

<p>(In reality PdfPages is a thin wrapper around PdfFile, in order to

avoid confusion when using savefig and forgetting the format

argument.)</p>

<p>Create a new PdfPages object that will be written to the file

named <em>filename</em>. The file is opened at once and any older

file with the same name is overwritten.</p>

<tt class="descname">close</tt><big>(</big><big>)</big><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>

<tt class="descname">get_pagecount</tt><big>(</big><big>)</big><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>

<tt class="descname">infodict</tt><big>(</big><big>)</big><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>

<tt class="descname">savefig</tt><big>(</big><em>figure=None</em>, <em>**kwargs</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.PdfPages.savefig" title="Permalink to this definition">¶</a></dt>

<dd><p>Save the Figure instance <em>figure</em> to this file as a new page.

If <em>figure</em> is a number, the figure instance is looked up by

number, and if <em>figure</em> is None, the active figure is saved.

Any other keyword arguments are passed to Figure.savefig.</p>

</dd></dl>

<em class="property">class </em><tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">Reference</tt><big>(</big><em>id</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.Reference" title="Permalink to this definition">¶</a></dt>

<dd><p>Bases: <tt class="xref py py-class docutils literal"><span class="pre">object</span></tt></p>

<p>PDF reference object.

Use PdfFile.reserveObject() to create References.</p>

</dd></dl>

<em class="property">class </em><tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">Stream</tt><big>(</big><em>id</em>, <em>len</em>, <em>file</em>, <em>extra=None</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.Stream" title="Permalink to this definition">¶</a></dt>

<dd><p>Bases: <tt class="xref py py-class docutils literal"><span class="pre">object</span></tt></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</p>

<dd><p>Finalize stream.</p>

</dd></dl>

<tt class="descname">write</tt><big>(</big><em>data</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.Stream.write" title="Permalink to this definition">¶</a></dt>

<dd><p>Write some data on the stream.</p>

</dd></dl>

<tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">fill</tt><big>(</big><em>strings</em>, <em>linelen=75</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.fill" title="Permalink to this definition">¶</a></dt>

<dd><p>Make one string from sequence of strings, with whitespace

in between. The whitespace is chosen to form lines of at most

linelen characters, if possible.</p>

</dd></dl>

<tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">new_figure_manager</tt><big>(</big><em>num</em>, <em>*args</em>, <em>**kwargs</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.new_figure_manager" title="Permalink to this definition">¶</a></dt>

<dd><p>Create a new figure manager instance</p>

</dd></dl>

<tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">new_figure_manager_given_figure</tt><big>(</big><em>num</em>, <em>figure</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.new_figure_manager_given_figure" title="Permalink to this definition">¶</a></dt>

<dd><p>Create a new figure manager instance for the given figure.</p>

</dd></dl>

<tt class="descclassname">matplotlib.backends.backend_pdf.</tt><tt class="descname">pdfRepr</tt><big>(</big><em>obj</em><big>)</big><a class="headerlink" href="#matplotlib.backends.backend_pdf.pdfRepr" title="Permalink to this definition">¶</a></dt>

<dd><p>Map Python objects to PDF syntax.</p>

</dd></dl>

</div>

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Last updated on Oct 10, 2013.

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