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<span id="widgets-cursor"></span><h1>widgets example code: cursor.py<a class="headerlink" href="#widgets-example-code-cursor-py" title="Permalink to this headline">¶</a></h1>

<p>[<a class="reference external" href="cursor.py">source code</a>]</p>

<div class="highlight-default"><div class="highlight"><pre><span></span><span class="ch">#!/usr/bin/env python</span>

<span class="kn">from</span> <span class="nn">matplotlib.widgets</span> <span class="k">import</span> <span class="n">Cursor</span>

<span class="kn">import</span> <span class="nn">numpy</span> <span class="k">as</span> <span class="nn">np</span>

<span class="kn">import</span> <span class="nn">matplotlib.pyplot</span> <span class="k">as</span> <span class="nn">plt</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="n">figsize</span><span class="o">=</span><span class="p">(</span><span class="mi">8</span><span class="p">,</span> <span class="mi">6</span><span class="p">))</span>

<span class="n">ax</span> <span class="o">=</span> <span class="n">fig</span><span class="o">.</span><span class="n">add_subplot</span><span class="p">(</span><span class="mi">111</span><span class="p">,</span> <span class="n">axisbg</span><span class="o">=</span><span class="s1">'#FFFFCC'</span><span class="p">)</span>

<span class="n">x</span><span class="p">,</span> <span class="n">y</span> <span class="o">=</span> <span class="mi">4</span><span class="o">*</span><span class="p">(</span><span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">rand</span><span class="p">(</span><span class="mi">2</span><span class="p">,</span> <span class="mi">100</span><span class="p">)</span> <span class="o">-</span> <span class="o">.</span><span class="mi">5</span><span class="p">)</span>

<span class="c1"># set useblit = True on gtkagg for enhanced performance</span>

<span class="n">cursor</span> <span class="o">=</span> <span class="n">Cursor</span><span class="p">(</span><span class="n">ax</span><span class="p">,</span> <span class="n">useblit</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">color</span><span class="o">=</span><span class="s1">'red'</span><span class="p">,</span> <span class="n">linewidth</span><span class="o">=</span><span class="mi">2</span><span class="p">)</span>

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<p>Keywords: python, matplotlib, pylab, example, codex (see <a class="reference internal" href="../../faq/howto_faq.html#how-to-search-examples"><span class="std std-ref">Search examples</span></a>)</p>

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