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<a name="boost.units.absolute"></a><div class="titlepage"></div> <div class="refnamediv"> <h2><span class="refentrytitle">Class template absolute</span></h2> <p>boost::units::absolute</p> </div> <h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2> <div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: <<a class="link" href="../../boost_units/Reference.html#header.boost.units.absolute_hpp" title="Header <boost/units/absolute.hpp>">boost/units/absolute.hpp</a>> </span><span class="keyword">template</span><span class="special"><</span><span class="keyword">typename</span> Y<span class="special">></span> <span class="keyword">class</span> <a class="link" href="absolute.html" title="Class template absolute">absolute</a> <span class="special">{</span> <span class="keyword">public</span><span class="special">:</span> <span class="comment">// types</span> <span class="keyword">typedef</span> <a class="link" href="absolute.html" title="Class template absolute">absolute</a><span class="special"><</span> <span class="identifier">Y</span> <span class="special">></span> <a name="boost.units.absolute.this_type"></a><span class="identifier">this_type</span><span class="special">;</span> <span class="keyword">typedef</span> <span class="identifier">Y</span> <a name="boost.units.absolute.value_type"></a><span class="identifier">value_type</span><span class="special">;</span> <span class="comment">// <a class="link" href="absolute.html#boost.units.absoluteconstruct-copy-destruct">construct/copy/destruct</a></span> <a class="link" href="absolute.html#idm45506852569312-bb"><span class="identifier">absolute</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span> <a class="link" href="absolute.html#idm45506852569024-bb"><span class="identifier">absolute</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <a class="link" href="absolute.html#idm45506852568048-bb"><span class="identifier">absolute</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">this_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="identifier">this_type</span> <span class="special">&</span> <a class="link" href="absolute.html#idm45506852567072-bb"><span class="keyword">operator</span><span class="special">=</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">this_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="comment">// <a class="link" href="absolute.html#idm45506852574224-bb">public member functions</a></span> <span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span> <a class="link" href="absolute.html#idm45506852573664-bb"><span class="identifier">value</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span> <span class="keyword">const</span> <span class="identifier">this_type</span> <span class="special">&</span> <a class="link" href="absolute.html#idm45506852572544-bb"><span class="keyword">operator</span><span class="special">+=</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="keyword">const</span> <span class="identifier">this_type</span> <span class="special">&</span> <a class="link" href="absolute.html#idm45506852571008-bb"><span class="keyword">operator</span><span class="special">-=</span></a><span class="special">(</span><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span><span class="special">)</span><span class="special">;</span> <span class="special">}</span><span class="special">;</span></pre></div> <div class="refsect1"> <a name="idm45555065355568"></a><h2>Description</h2> <p>A wrapper to represent absolute units (points rather than vectors). Intended originally for temperatures, this class implements operators for absolute units so that addition of a relative unit to an absolute unit results in another absolute unit : absolute<T> +/- T -> absolute<T> and subtraction of one absolute unit from another results in a relative unit : absolute<T> - absolute<T> -> T. </p> <div class="refsect2"> <a name="idm45555065354368"></a><h3> <a name="boost.units.absoluteconstruct-copy-destruct"></a><code class="computeroutput">absolute</code> public construct/copy/destruct</h3> <div class="orderedlist"><ol class="orderedlist" type="1"> <li class="listitem"><pre class="literallayout"><a name="idm45506852569312-bb"></a><span class="identifier">absolute</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><a name="idm45506852569024-bb"></a><span class="identifier">absolute</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span> val<span class="special">)</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><a name="idm45506852568048-bb"></a><span class="identifier">absolute</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">this_type</span> <span class="special">&</span> source<span class="special">)</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><span class="identifier">this_type</span> <span class="special">&</span> <a name="idm45506852567072-bb"></a><span class="keyword">operator</span><span class="special">=</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">this_type</span> <span class="special">&</span> source<span class="special">)</span><span class="special">;</span></pre></li> </ol></div> </div> <div class="refsect2"> <a name="idm45555065329408"></a><h3> <a name="idm45506852574224-bb"></a><code class="computeroutput">absolute</code> public member functions</h3> <div class="orderedlist"><ol class="orderedlist" type="1"> <li class="listitem"><pre class="literallayout"><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span> <a name="idm45506852573664-bb"></a><span class="identifier">value</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><span class="keyword">const</span> <span class="identifier">this_type</span> <span class="special">&</span> <a name="idm45506852572544-bb"></a><span class="keyword">operator</span><span class="special">+=</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span> val<span class="special">)</span><span class="special">;</span></pre></li> <li class="listitem"><pre class="literallayout"><span class="keyword">const</span> <span class="identifier">this_type</span> <span class="special">&</span> <a name="idm45506852571008-bb"></a><span class="keyword">operator</span><span class="special">-=</span><span class="special">(</span><span class="keyword">const</span> <span class="identifier">value_type</span> <span class="special">&</span> val<span class="special">)</span><span class="special">;</span></pre></li> </ol></div> </div> </div> </div> <table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" width="100%"><tr> <td align="left"></td> <td align="right"><div class="copyright-footer">Copyright © 2003-2008 Matthias Christian Schabel<br>Copyright © 2007-2010 Steven Watanabe<p> Distributed under the Boost Software License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) </p> </div></td> </tr></table> <hr> <div class="spirit-nav"> <a accesskey="p" href="../../boost_units/Reference.html"><img src="../../../../doc/src/images/prev.png" alt="Prev"></a><a accesskey="u" href="../../boost_units/Reference.html#header.boost.units.absolute_hpp"><img src="../../../../doc/src/images/up.png" alt="Up"></a><a accesskey="h" href="../../index.html"><img src="../../../../doc/src/images/home.png" alt="Home"></a><a accesskey="n" href="../../BOOST_UNITS_DEFINE_CONVERSION_OFFSET.html"><img src="../../../../doc/src/images/next.png" alt="Next"></a> </div> </body> </html>