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<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>plxormod: Enter or leave xor mode</title><link rel="stylesheet" type="text/css" href="stylesheet.css"><meta name="generator" content="DocBook XSL Stylesheets V1.79.1"><link rel="home" href="index.html" title="Documentation of the PLplot plotting software"><link rel="up" href="API.html" title="Chapter 17. The Common API for PLplot"><link rel="prev" href="plwind.html" title="plwind: Specify window"><link rel="next" href="API-C.html" title="Chapter 18. The Specialized C/C++ API for PLplot"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">
<code class="function">plxormod</code>: Enter or leave xor mode
</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="plwind.html">Prev</a> </td><th width="60%" align="center">Chapter 17. The Common API for PLplot</th><td width="20%" align="right"> <a accesskey="n" href="API-C.html">Next</a></td></tr></table><hr></div><div class="sect1"><div class="titlepage"><div><div><h4 class="title"><a name="plxormod"></a>
<code class="function">plxormod</code>: Enter or leave xor mode
</h4></div></div></div><p>
</p><div class="funcsynopsis"><table border="0" class="funcprototype-table" summary="Function synopsis" style="cellspacing: 0; cellpadding: 0;"><tr><td><code class="funcdef">
<b class="fsfunc">plxormod</b>
(</code></td><td>
<var class="pdparam">mode</var>
, </td></tr><tr><td> </td><td>
<var class="pdparam">status</var>
<code>)</code>;</td></tr></table><div class="funcprototype-spacer"> </div></div><p>
</p><p>
Enter (when <code class="literal">
<em class="parameter"><code>mode</code></em>
</code> is true)
or leave (when <code class="literal">
<em class="parameter"><code>mode</code></em>
</code> is false)
xor mode for those drivers
(e.g., the xwin driver) that support it. Enables erasing plots by
drawing twice the same line, symbol, etc. If driver is not capable
of xor operation it returns a
<code class="literal">
<em class="parameter"><code>status</code></em>
</code> of false.
</p><div class="variablelist"><dl class="variablelist"><dt><span class="term">
<em class="parameter"><code>mode</code></em>
(<code class="literal"><a class="link" href="c.html#PLBOOL-type"><code class="function">PLBOOL</code></a></code>, input)
</span></dt><dd><p>
<code class="literal"><em class="parameter"><code>mode</code></em></code> is true
means enter xor mode and
<code class="literal"><em class="parameter"><code>mode</code></em></code> is false
means leave xor mode.
</p></dd><dt><span class="term">
<em class="parameter"><code>status</code></em>
(<code class="literal"><a class="link" href="c.html#PLBOOL_NC_SCALAR-type"><code class="function">PLBOOL_NC_SCALAR</code></a></code>, output)
</span></dt><dd><p>
Returned value of the status.
<code class="literal"><em class="parameter"><code>mode</code></em></code>status of true (false)
means driver is capable (incapable) of xor mode.
</p></dd></dl></div><p>
Redacted form: <code class="function">plxormod(mode, status)</code>
</p><p>
This function is used in examples 1 and 20.
</p></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="plwind.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="API.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="API-C.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">
<code class="function">plwind</code>: Specify window
</td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> Chapter 18. The Specialized C/C++ API for PLplot</td></tr></table></div></body></html>
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