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<h1>ArrayStack.hpp</h1>  </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/* This file is part of Raul.</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright (C) 2007-2009 David Robillard &lt;http://drobilla.net&gt;</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * Raul is free software; you can redistribute it and/or modify it under the</span>
<a name="l00005"></a>00005 <span class="comment"> * terms of the GNU General Public License as published by the Free Software</span>
<a name="l00006"></a>00006 <span class="comment"> * Foundation; either version 2 of the License, or (at your option) any later</span>
<a name="l00007"></a>00007 <span class="comment"> * version.</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * Raul is distributed in the hope that it will be useful, but WITHOUT ANY</span>
<a name="l00010"></a>00010 <span class="comment"> * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS</span>
<a name="l00011"></a>00011 <span class="comment"> * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for details.</span>
<a name="l00012"></a>00012 <span class="comment"> *</span>
<a name="l00013"></a>00013 <span class="comment"> * You should have received a copy of the GNU General Public License along</span>
<a name="l00014"></a>00014 <span class="comment"> * with this program; if not, write to the Free Software Foundation, Inc.,</span>
<a name="l00015"></a>00015 <span class="comment"> * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA</span>
<a name="l00016"></a>00016 <span class="comment"> */</span>
<a name="l00017"></a>00017 
<a name="l00018"></a>00018 <span class="preprocessor">#ifndef RAUL_ARRAYSTACK_HPP</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#define RAUL_ARRAYSTACK_HPP</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include &quot;raul/Array.hpp&quot;</span>
<a name="l00022"></a>00022 <span class="preprocessor">#include &lt;cassert&gt;</span>
<a name="l00023"></a>00023 <span class="preprocessor">#include &lt;cstddef&gt;</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include &lt;algorithm&gt;</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include &quot;Deletable.hpp&quot;</span>
<a name="l00026"></a>00026 
<a name="l00027"></a>00027 <span class="keyword">namespace </span>Raul {
<a name="l00028"></a>00028 
<a name="l00029"></a>00029 
<a name="l00032"></a>00032 <span class="keyword">template</span> &lt;<span class="keyword">class</span> T&gt;
<a name="l00033"></a><a class="code" href="classRaul_1_1ArrayStack.html">00033</a> <span class="keyword">class </span><a class="code" href="classRaul_1_1ArrayStack.html" title="An array that can also be used as a stack (with a fixed maximum size).">ArrayStack</a> : <span class="keyword">public</span> <a class="code" href="classRaul_1_1Array.html" title="An array.">Array</a>&lt;T&gt;
<a name="l00034"></a>00034 {
<a name="l00035"></a>00035 <span class="keyword">public</span>:
<a name="l00036"></a>00036     <a class="code" href="classRaul_1_1ArrayStack.html" title="An array that can also be used as a stack (with a fixed maximum size).">ArrayStack</a>(<span class="keywordtype">size_t</span> size = 0) : <a class="code" href="classRaul_1_1Array.html" title="An array.">Array&lt;T&gt;</a>(size), _top(0) {}
<a name="l00037"></a>00037 
<a name="l00038"></a>00038     <a class="code" href="classRaul_1_1ArrayStack.html" title="An array that can also be used as a stack (with a fixed maximum size).">ArrayStack</a>(<span class="keywordtype">size_t</span> size, T initial_value) : <a class="code" href="classRaul_1_1Array.html" title="An array.">Array&lt;T&gt;</a>(size, initial_value), _top(0) {}
<a name="l00039"></a>00039 
<a name="l00040"></a>00040     <a class="code" href="classRaul_1_1ArrayStack.html" title="An array that can also be used as a stack (with a fixed maximum size).">ArrayStack</a>(<span class="keywordtype">size_t</span> size, <span class="keyword">const</span> <a class="code" href="classRaul_1_1Array.html" title="An array.">Array&lt;T&gt;</a>&amp; contents) : <a class="code" href="classRaul_1_1Array.html" title="An array.">Array&lt;T&gt;</a>(size, contents), _top(size + 1) {}
<a name="l00041"></a>00041 
<a name="l00042"></a>00042     ~<a class="code" href="classRaul_1_1Array.html" title="An array.">Array</a>() {
<a name="l00043"></a>00043         <span class="keyword">delete</span>[] _elems;
<a name="l00044"></a>00044     }
<a name="l00045"></a>00045 
<a name="l00046"></a>00046     <span class="keywordtype">void</span> alloc(<span class="keywordtype">size_t</span> num_elems) {
<a name="l00047"></a>00047         <a class="code" href="classRaul_1_1Array.html" title="An array.">Array&lt;T&gt;::alloc</a>(num_elems);
<a name="l00048"></a>00048         _top = 0;
<a name="l00049"></a>00049     }
<a name="l00050"></a>00050 
<a name="l00051"></a>00051     <span class="keywordtype">void</span> alloc(<span class="keywordtype">size_t</span> num_elems, T initial_value) {
<a name="l00052"></a>00052         <a class="code" href="classRaul_1_1Array.html" title="An array.">Array&lt;T&gt;::alloc</a>(num_elems, initial_value);
<a name="l00053"></a>00053         _top = 0;
<a name="l00054"></a>00054     }
<a name="l00055"></a>00055 
<a name="l00056"></a>00056     <span class="keywordtype">void</span> push_back(T n) {
<a name="l00057"></a>00057         assert(_top &lt; _size);
<a name="l00058"></a>00058         _elems[_top++] = n;
<a name="l00059"></a>00059     }
<a name="l00060"></a>00060 
<a name="l00061"></a>00061     <span class="keyword">inline</span> <span class="keywordtype">size_t</span> size()<span class="keyword"> const  </span>{ <span class="keywordflow">return</span> _size; }
<a name="l00062"></a>00062 
<a name="l00063"></a>00063     <span class="keyword">inline</span> T&amp; operator[](<span class="keywordtype">size_t</span> i)<span class="keyword"> const </span>{ assert(i &lt; _size); <span class="keywordflow">return</span> _elems[i]; }
<a name="l00064"></a>00064 
<a name="l00065"></a>00065     <span class="keyword">inline</span> T&amp; at(<span class="keywordtype">size_t</span> i)<span class="keyword"> const </span>{ assert(i &lt; _size); <span class="keywordflow">return</span> _elems[i]; }
<a name="l00066"></a>00066 
<a name="l00067"></a>00067 <span class="keyword">private</span>:
<a name="l00068"></a>00068     <span class="keywordtype">size_t</span> _top; <span class="comment">// Index of empty element following the top element</span>
<a name="l00069"></a>00069 };
<a name="l00070"></a>00070 
<a name="l00071"></a>00071 
<a name="l00072"></a>00072 } <span class="comment">// namespace Raul</span>
<a name="l00073"></a>00073 
<a name="l00074"></a>00074 <span class="preprocessor">#endif // RAUL_ARRAY_HPP</span>
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