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<h1>SweepLineEvent.h</h1> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**********************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> * $Id: SweepLineEvent.h 2556 2009-06-06 22:22:28Z strk $</span>
<a name="l00003"></a>00003 <span class="comment"> *</span>
<a name="l00004"></a>00004 <span class="comment"> * GEOS - Geometry Engine Open Source</span>
<a name="l00005"></a>00005 <span class="comment"> * http://geos.refractions.net</span>
<a name="l00006"></a>00006 <span class="comment"> *</span>
<a name="l00007"></a>00007 <span class="comment"> * Copyright (C) 2006 Refractions Research Inc.</span>
<a name="l00008"></a>00008 <span class="comment"> *</span>
<a name="l00009"></a>00009 <span class="comment"> * This is free software; you can redistribute and/or modify it under</span>
<a name="l00010"></a>00010 <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span>
<a name="l00011"></a>00011 <span class="comment"> * by the Free Software Foundation. </span>
<a name="l00012"></a>00012 <span class="comment"> * See the COPYING file for more information.</span>
<a name="l00013"></a>00013 <span class="comment"> *</span>
<a name="l00014"></a>00014 <span class="comment"> **********************************************************************/</span>
<a name="l00015"></a>00015
<a name="l00016"></a>00016 <span class="preprocessor">#ifndef GEOS_INDEX_SWEEPLINE_SWEEPLINEEVENT_H</span>
<a name="l00017"></a>00017 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_INDEX_SWEEPLINE_SWEEPLINEEVENT_H</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span>
<a name="l00019"></a>00019 <span class="preprocessor">#include <geos/export.h></span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="comment">// Forward declarations</span>
<a name="l00022"></a>00022 <span class="keyword">namespace </span>geos {
<a name="l00023"></a>00023 <span class="keyword">namespace </span>index {
<a name="l00024"></a><a class="code" href="namespacegeos_1_1index_1_1sweepline.html">00024</a> <span class="keyword">namespace </span>sweepline {
<a name="l00025"></a>00025 <span class="keyword">class </span>SweepLineInterval;
<a name="l00026"></a>00026 }
<a name="l00027"></a>00027 }
<a name="l00028"></a>00028 }
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="keyword">namespace </span>geos {
<a name="l00031"></a>00031 <span class="keyword">namespace </span>index { <span class="comment">// geos.index</span>
<a name="l00032"></a>00032 <span class="keyword">namespace </span>sweepline { <span class="comment">// geos:index:sweepline</span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="keyword">class </span>GEOS_DLL SweepLineEvent {
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="keyword">public</span>:
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="keyword">enum</span> {
<a name="l00039"></a>00039 INSERT_EVENT = 1,
<a name="l00040"></a>00040 DELETE_EVENT
<a name="l00041"></a>00041 };
<a name="l00042"></a>00042
<a name="l00043"></a>00043 SweepLineEvent(<span class="keywordtype">double</span> x, SweepLineEvent *newInsertEvent,
<a name="l00044"></a>00044 SweepLineInterval *newSweepInt);
<a name="l00045"></a>00045
<a name="l00046"></a>00046 <span class="keywordtype">bool</span> isInsert();
<a name="l00047"></a>00047
<a name="l00048"></a>00048 <span class="keywordtype">bool</span> isDelete();
<a name="l00049"></a>00049
<a name="l00050"></a>00050 SweepLineEvent* getInsertEvent();
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keywordtype">int</span> getDeleteEventIndex();
<a name="l00053"></a>00053
<a name="l00054"></a>00054 <span class="keywordtype">void</span> setDeleteEventIndex(<span class="keywordtype">int</span> newDeleteEventIndex);
<a name="l00055"></a>00055
<a name="l00056"></a>00056 SweepLineInterval* getInterval();
<a name="l00057"></a>00057
<a name="l00064"></a>00064 <span class="keywordtype">int</span> compareTo(<span class="keyword">const</span> SweepLineEvent *pe) <span class="keyword">const</span>;
<a name="l00065"></a>00065
<a name="l00066"></a>00066 <span class="comment">//int compareTo(void *o) const;</span>
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="keyword">private</span>:
<a name="l00069"></a>00069
<a name="l00070"></a>00070 <span class="keywordtype">double</span> xValue;
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="keywordtype">int</span> eventType;
<a name="l00073"></a>00073
<a name="l00075"></a>00075 SweepLineEvent *insertEvent;
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="keywordtype">int</span> deleteEventIndex;
<a name="l00078"></a>00078
<a name="l00079"></a>00079 SweepLineInterval *sweepInt;
<a name="l00080"></a>00080
<a name="l00081"></a>00081 };
<a name="l00082"></a>00082
<a name="l00083"></a>00083 <span class="comment">// temp typedefs for backward compatibility</span>
<a name="l00084"></a>00084 <span class="comment">//typedef SweepLineEvent indexSweepLineEvent;</span>
<a name="l00085"></a>00085
<a name="l00086"></a>00086 <span class="keyword">struct </span>GEOS_DLL SweepLineEventLessThen {
<a name="l00087"></a>00087 <span class="keywordtype">bool</span> operator() (<span class="keyword">const</span> SweepLineEvent* first, <span class="keyword">const</span> SweepLineEvent* second) <span class="keyword">const</span>;
<a name="l00088"></a>00088 };
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="comment">//bool isleLessThen(SweepLineEvent *first, SweepLineEvent *second);</span>
<a name="l00091"></a>00091
<a name="l00092"></a>00092
<a name="l00093"></a>00093 } <span class="comment">// namespace geos:index:sweepline</span>
<a name="l00094"></a>00094 } <span class="comment">// namespace geos:index</span>
<a name="l00095"></a>00095 } <span class="comment">// namespace geos</span>
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="preprocessor">#endif // GEOS_INDEX_SWEEPLINE_SWEEPLINEEVENT_H</span>
<a name="l00098"></a>00098 <span class="preprocessor"></span>
<a name="l00099"></a>00099 <span class="comment">/**********************************************************************</span>
<a name="l00100"></a>00100 <span class="comment"> * $Log$</span>
<a name="l00101"></a>00101 <span class="comment"> * Revision 1.1 2006/03/21 10:01:30 strk</span>
<a name="l00102"></a>00102 <span class="comment"> * indexSweepline.h header split</span>
<a name="l00103"></a>00103 <span class="comment"> *</span>
<a name="l00104"></a>00104 <span class="comment"> **********************************************************************/</span>
<a name="l00105"></a>00105
</pre></div></div>
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