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<h1>ucommon/counter.h</h1><a href="a00182.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// Copyright (C) 2006-2010 David Sugar, Tycho Softworks.</span>
<a name="l00002"></a>00002 <span class="comment">//</span>
<a name="l00003"></a>00003 <span class="comment">// This file is part of GNU uCommon C++.</span>
<a name="l00004"></a>00004 <span class="comment">//</span>
<a name="l00005"></a>00005 <span class="comment">// GNU uCommon C++ is free software: you can redistribute it and/or modify</span>
<a name="l00006"></a>00006 <span class="comment">// it under the terms of the GNU Lesser General Public License as published</span>
<a name="l00007"></a>00007 <span class="comment">// by the Free Software Foundation, either version 3 of the License, or</span>
<a name="l00008"></a>00008 <span class="comment">// (at your option) any later version.</span>
<a name="l00009"></a>00009 <span class="comment">//</span>
<a name="l00010"></a>00010 <span class="comment">// GNU uCommon C++ is distributed in the hope that it will be useful,</span>
<a name="l00011"></a>00011 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00012"></a>00012 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<a name="l00013"></a>00013 <span class="comment">// GNU Lesser General Public License for more details.</span>
<a name="l00014"></a>00014 <span class="comment">//</span>
<a name="l00015"></a>00015 <span class="comment">// You should have received a copy of the GNU Lesser General Public License</span>
<a name="l00016"></a>00016 <span class="comment">// along with GNU uCommon C++. If not, see <http://www.gnu.org/licenses/>.</span>
<a name="l00017"></a>00017
<a name="l00026"></a>00026 <span class="preprocessor">#ifndef _UCOMMON_COUNTER_H_</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span><span class="preprocessor">#define _UCOMMON_COUNTER_H_</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span>
<a name="l00029"></a>00029 <span class="preprocessor">#ifndef _UCOMMON_CONFIG_H_</span>
<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#include <<a class="code" href="a00194.html" title="Various miscellaneous platform specific headers and defines.">ucommon/platform.h</a>></span>
<a name="l00031"></a>00031 <span class="preprocessor">#endif</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span>
<a name="l00033"></a>00033 NAMESPACE_UCOMMON
<a name="l00034"></a>00034
<a name="l00042"></a><a class="code" href="a00040.html">00042</a> <span class="keyword">class </span>__EXPORT <a class="code" href="a00040.html" title="Automatic integer counting class.">counter</a>
<a name="l00043"></a>00043 {
<a name="l00044"></a>00044 <span class="keyword">private</span>:
<a name="l00045"></a>00045 <span class="keywordtype">unsigned</span> value, cycle;
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="keyword">public</span>:
<a name="l00051"></a>00051 <a class="code" href="a00040.html" title="Automatic integer counting class.">counter</a>();
<a name="l00052"></a>00052
<a name="l00057"></a>00057 <a class="code" href="a00040.html" title="Automatic integer counting class.">counter</a>(<span class="keywordtype">unsigned</span> limit);
<a name="l00058"></a>00058
<a name="l00063"></a>00063 <span class="keywordtype">unsigned</span> <span class="keyword">get</span>(void);
<a name="l00064"></a>00064
<a name="l00069"></a><a class="code" href="a00040.html#aea1e4b7ca08539ff49ef495c322c1874">00069</a> <span class="keyword">inline</span> <span class="keywordtype">unsigned</span> range(<span class="keywordtype">void</span>)
<a name="l00070"></a>00070 {<span class="keywordflow">return</span> cycle;};
<a name="l00071"></a>00071
<a name="l00076"></a><a class="code" href="a00040.html#a250fe2ce09f813fee36d9ec344c03f56">00076</a> <span class="keyword">inline</span> <span class="keywordtype">unsigned</span> operator*()
<a name="l00077"></a>00077 {<span class="keywordflow">return</span> <span class="keyword">get</span>();};
<a name="l00078"></a>00078
<a name="l00083"></a><a class="code" href="a00040.html#a5539f2988181c4612d38a1ed43bf37fd">00083</a> <span class="keyword">inline</span> operator unsigned()
<a name="l00084"></a>00084 {<span class="keywordflow">return</span> <span class="keyword">get</span>();};
<a name="l00085"></a>00085
<a name="l00090"></a>00090 <span class="keywordtype">void</span> operator=(<span class="keywordtype">unsigned</span> value);
<a name="l00091"></a>00091 };
<a name="l00092"></a>00092
<a name="l00100"></a><a class="code" href="a00120.html">00100</a> <span class="keyword">class </span>__EXPORT <a class="code" href="a00120.html" title="Automatically return a sequence of untyped objects.">SeqCounter</a> : <span class="keyword">protected</span> <a class="code" href="a00040.html" title="Automatic integer counting class.">counter</a>
<a name="l00101"></a>00101 {
<a name="l00102"></a>00102 <span class="keyword">private</span>:
<a name="l00103"></a>00103 <span class="keywordtype">void</span> *item;
<a name="l00104"></a>00104 <span class="keywordtype">size_t</span> offset;
<a name="l00105"></a>00105
<a name="l00106"></a>00106 <span class="keyword">protected</span>:
<a name="l00107"></a>00107 <a class="code" href="a00120.html" title="Automatically return a sequence of untyped objects.">SeqCounter</a>(<span class="keywordtype">void</span> *<a class="code" href="a00208.html#a3c62610106837fc4ebbe70e9001bdb2f" title="Convenience function to start a joinable thread.">start</a>, <span class="keywordtype">size_t</span> size, <span class="keywordtype">unsigned</span> count);
<a name="l00108"></a>00108
<a name="l00109"></a>00109 <span class="keywordtype">void</span> *<span class="keyword">get</span>(void);
<a name="l00110"></a>00110
<a name="l00111"></a>00111 <span class="keywordtype">void</span> *<span class="keyword">get</span>(<span class="keywordtype">unsigned</span> idx);
<a name="l00112"></a>00112
<a name="l00113"></a>00113 <span class="keyword">public</span>:
<a name="l00118"></a><a class="code" href="a00120.html#a394e185f7091408d72fe7dd9db4b1765">00118</a> <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="a00040.html#a5b8f8c81e750be1d21506f8f4c87d8cd" title="Assign the value of the counter.">operator=</a>(<span class="keywordtype">unsigned</span> inc_offset)
<a name="l00119"></a>00119 {counter::operator=(inc_offset);};
<a name="l00120"></a>00120 };
<a name="l00121"></a>00121
<a name="l00126"></a><a class="code" href="a00165.html">00126</a> <span class="keyword">class </span>__EXPORT <a class="code" href="a00165.html" title="Automatically toggle a bool on each reference.">toggle</a>
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 <span class="keyword">private</span>:
<a name="l00129"></a>00129 <span class="keywordtype">bool</span> value;
<a name="l00130"></a>00130
<a name="l00131"></a>00131 <span class="keyword">public</span>:
<a name="l00132"></a>00132 <span class="keyword">inline</span> <a class="code" href="a00165.html" title="Automatically toggle a bool on each reference.">toggle</a>()
<a name="l00133"></a>00133 {value = <span class="keyword">false</span>;};
<a name="l00134"></a>00134
<a name="l00135"></a>00135 <span class="keywordtype">bool</span> <span class="keyword">get</span>(void);
<a name="l00136"></a>00136
<a name="l00137"></a>00137 <span class="keyword">inline</span> <span class="keywordtype">bool</span> operator*()
<a name="l00138"></a>00138 {<span class="keywordflow">return</span> <span class="keyword">get</span>();};
<a name="l00139"></a>00139
<a name="l00140"></a>00140 <span class="keyword">inline</span> <span class="keywordtype">void</span> operator=(<span class="keywordtype">bool</span> v)
<a name="l00141"></a>00141 {value = v;};
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <span class="keyword">inline</span> operator bool()
<a name="l00144"></a>00144 {<span class="keywordflow">return</span> <span class="keyword">get</span>();};
<a name="l00145"></a>00145
<a name="l00146"></a>00146 };
<a name="l00147"></a>00147
<a name="l00154"></a>00154 <span class="keyword">template</span> <<span class="keyword">class</span> T>
<a name="l00155"></a><a class="code" href="a00121.html">00155</a> <span class="keyword">class </span><a class="code" href="a00121.html" title="A template to return a sequence of objects of a specified type.">sequence</a> : <span class="keyword">public</span> <a class="code" href="a00120.html" title="Automatically return a sequence of untyped objects.">SeqCounter</a>
<a name="l00156"></a>00156 {
<a name="l00157"></a>00157 <span class="keyword">protected</span>:
<a name="l00158"></a>00158 <span class="keyword">inline</span> T *<span class="keyword">get</span>(<span class="keywordtype">unsigned</span> idx)
<a name="l00159"></a>00159 {<span class="keywordflow">return</span> <span class="keyword">static_cast<</span>T *<span class="keyword">></span>(SeqCounter::get(idx));};
<a name="l00160"></a>00160
<a name="l00161"></a>00161 <span class="keyword">public</span>:
<a name="l00167"></a><a class="code" href="a00121.html#a3f35e52b743f8fcc55b1ad205a0d462a">00167</a> <span class="keyword">inline</span> <a class="code" href="a00121.html" title="A template to return a sequence of objects of a specified type.">sequence</a>(T *array, <span class="keywordtype">unsigned</span> size) :
<a name="l00168"></a>00168 <a class="code" href="a00120.html" title="Automatically return a sequence of untyped objects.">SeqCounter</a>(array, sizeof(T), size) {};
<a name="l00169"></a>00169
<a name="l00174"></a><a class="code" href="a00121.html#af6907c4908acd6b247b130fcb9738a1c">00174</a> <span class="keyword">inline</span> T* <span class="keyword">get</span>(void)
<a name="l00175"></a>00175 {<span class="keywordflow">return</span> <span class="keyword">static_cast<</span>T *<span class="keyword">></span>(SeqCounter::get());};
<a name="l00176"></a>00176
<a name="l00181"></a><a class="code" href="a00121.html#aabfd1fbdba6a5ada1a3fa320e9dfc08b">00181</a> <span class="keyword">inline</span> T& operator*()
<a name="l00182"></a>00182 {<span class="keywordflow">return</span> *<span class="keyword">get</span>();};
<a name="l00183"></a>00183
<a name="l00188"></a><a class="code" href="a00121.html#a3d81acceae5f20f124b3614c45550b2e">00188</a> <span class="keyword">inline</span> operator T&()
<a name="l00189"></a>00189 {<span class="keywordflow">return</span> *<span class="keyword">get</span>();};
<a name="l00190"></a>00190
<a name="l00196"></a><a class="code" href="a00121.html#affbc4aba14bc7e75c888c1eb863d8b8b">00196</a> <span class="keyword">inline</span> T& operator[](<span class="keywordtype">unsigned</span> offset)
<a name="l00197"></a>00197 {<span class="keywordflow">return</span> *<span class="keyword">get</span>(offset);};
<a name="l00198"></a>00198 };
<a name="l00199"></a>00199
<a name="l00203"></a><a class="code" href="a00208.html#a44e7f70fd4c04f6bfa03148c3858d154">00203</a> <span class="keyword">typedef</span> <a class="code" href="a00040.html" title="Automatic integer counting class.">counter</a> <a class="code" href="a00040.html" title="Automatic integer counting class.">counter_t</a>;
<a name="l00204"></a>00204
<a name="l00208"></a><a class="code" href="a00208.html#a1776924d16280bf77f2bf89c066b1153">00208</a> <span class="keyword">typedef</span> <a class="code" href="a00165.html" title="Automatically toggle a bool on each reference.">toggle</a> <a class="code" href="a00165.html" title="Automatically toggle a bool on each reference.">toggle_t</a>;
<a name="l00209"></a>00209
<a name="l00210"></a>00210 END_NAMESPACE
<a name="l00211"></a>00211
<a name="l00212"></a>00212 <span class="preprocessor">#endif</span>
</pre></div></div>
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