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<h1>Array.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 <http://drobilla.net></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_ARRAY_HPP</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#define RAUL_ARRAY_HPP</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span>
<a name="l00021"></a>00021 <span class="preprocessor">#include <cassert></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <cstddef></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include <algorithm></span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "Deletable.hpp"</span>
<a name="l00025"></a>00025
<a name="l00026"></a>00026 <span class="keyword">namespace </span>Raul {
<a name="l00027"></a>00027
<a name="l00028"></a>00028
<a name="l00035"></a><a class="code" href="classRaul_1_1Array.html">00035</a> <span class="keyword">template</span> <<span class="keyword">class</span> T>
<a name="l00036"></a>00036 <span class="keyword">class </span><a class="code" href="classRaul_1_1Array.html" title="An array.">Array</a> : <span class="keyword">public</span> <a class="code" href="classRaul_1_1Deletable.html" title="Something with a virtual destructor.">Deletable</a>
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 <span class="keyword">public</span>:
<a name="l00039"></a>00039 <a class="code" href="classRaul_1_1Array.html" title="An array.">Array</a>(<span class="keywordtype">size_t</span> size = 0) : _size(size), _elems(NULL) {
<a name="l00040"></a>00040 <span class="keywordflow">if</span> (size > 0)
<a name="l00041"></a>00041 _elems = <span class="keyword">new</span> T[size];
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <a class="code" href="classRaul_1_1Array.html" title="An array.">Array</a>(<span class="keywordtype">size_t</span> size, T initial_value) : _size(size), _elems(NULL) {
<a name="l00045"></a>00045 <span class="keywordflow">if</span> (size > 0) {
<a name="l00046"></a>00046 _elems = <span class="keyword">new</span> T[size];
<a name="l00047"></a>00047 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < size; ++i)
<a name="l00048"></a>00048 _elems[i] = initial_value;
<a name="l00049"></a>00049 }
<a name="l00050"></a>00050 }
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <a class="code" href="classRaul_1_1Array.html" title="An array.">Array</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<T></a>& contents) : _size(size) {
<a name="l00053"></a>00053 assert(contents.size() >= size);
<a name="l00054"></a>00054 _elems = <span class="keyword">new</span> T[size];
<a name="l00055"></a>00055 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < std::min(size, contents.size()); ++i)
<a name="l00056"></a>00056 _elems[i] = contents[i];
<a name="l00057"></a>00057 }
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <a class="code" href="classRaul_1_1Array.html" title="An array.">Array</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<T></a>& contents, T initial_value=T()) : _size(size) {
<a name="l00060"></a>00060 _elems = <span class="keyword">new</span> T[size];
<a name="l00061"></a>00061 <span class="keyword">const</span> <span class="keywordtype">size_t</span> end = std::min(size, contents.size());
<a name="l00062"></a>00062 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < end; ++i)
<a name="l00063"></a>00063 _elems[i] = contents[i];
<a name="l00064"></a>00064 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = end; i < size; ++i)
<a name="l00065"></a>00065 _elems[i] = initial_value;
<a name="l00066"></a>00066 }
<a name="l00067"></a>00067
<a name="l00068"></a>00068 ~<a class="code" href="classRaul_1_1Array.html" title="An array.">Array</a>() {
<a name="l00069"></a>00069 <span class="keyword">delete</span>[] _elems;
<a name="l00070"></a>00070 }
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="keyword">virtual</span> <span class="keywordtype">void</span> alloc(<span class="keywordtype">size_t</span> num_elems) {
<a name="l00073"></a>00073 assert(num_elems > 0);
<a name="l00074"></a>00074
<a name="l00075"></a>00075 <span class="keyword">delete</span>[] _elems;
<a name="l00076"></a>00076 _size = num_elems;
<a name="l00077"></a>00077
<a name="l00078"></a>00078 _elems = <span class="keyword">new</span> T[num_elems];
<a name="l00079"></a>00079 }
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <span class="keyword">virtual</span> <span class="keywordtype">void</span> alloc(<span class="keywordtype">size_t</span> num_elems, T initial_value) {
<a name="l00082"></a>00082 assert(num_elems > 0);
<a name="l00083"></a>00083
<a name="l00084"></a>00084 <span class="keyword">delete</span>[] _elems;
<a name="l00085"></a>00085 _size = num_elems;
<a name="l00086"></a>00086
<a name="l00087"></a>00087 _elems = <span class="keyword">new</span> T[num_elems];
<a name="l00088"></a>00088 <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < _size; ++i)
<a name="l00089"></a>00089 _elems[i] = initial_value;
<a name="l00090"></a>00090 }
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <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="l00093"></a>00093
<a name="l00094"></a>00094 <span class="keyword">inline</span> T& operator[](<span class="keywordtype">size_t</span> i)<span class="keyword"> const </span>{ assert(i < _size); <span class="keywordflow">return</span> _elems[i]; }
<a name="l00095"></a>00095
<a name="l00096"></a>00096 <span class="keyword">inline</span> T& at(<span class="keywordtype">size_t</span> i)<span class="keyword"> const </span>{ assert(i < _size); <span class="keywordflow">return</span> _elems[i]; }
<a name="l00097"></a>00097
<a name="l00098"></a>00098 <span class="keyword">private</span>:
<a name="l00099"></a>00099 <span class="keywordtype">size_t</span> _size;
<a name="l00100"></a>00100 T* _elems;
<a name="l00101"></a>00101 };
<a name="l00102"></a>00102
<a name="l00103"></a>00103
<a name="l00104"></a>00104 } <span class="comment">// namespace Raul</span>
<a name="l00105"></a>00105
<a name="l00106"></a>00106 <span class="preprocessor">#endif // RAUL_ARRAY_HPP</span>
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