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<h1>Edge.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: Edge.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) 2001-2002 Vivid Solutions Inc.</span>
<a name="l00008"></a>00008 <span class="comment"> * Copyright (C) 2005-2006 Refractions Research Inc.</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * This is free software; you can redistribute and/or modify it under</span>
<a name="l00011"></a>00011 <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span>
<a name="l00012"></a>00012 <span class="comment"> * by the Free Software Foundation. </span>
<a name="l00013"></a>00013 <span class="comment"> * See the COPYING file for more information.</span>
<a name="l00014"></a>00014 <span class="comment"> *</span>
<a name="l00015"></a>00015 <span class="comment"> **********************************************************************/</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="preprocessor">#ifndef GEOS_PLANARGRAPH_EDGE_H</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_PLANARGRAPH_EDGE_H</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span>
<a name="l00020"></a>00020 <span class="preprocessor">#include <geos/export.h></span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#include <geos/planargraph/GraphComponent.h></span> <span class="comment">// for inheritance</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#include <vector></span> <span class="comment">// for typedefs</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <set></span> <span class="comment">// for typedefs</span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <iosfwd></span> <span class="comment">// ostream</span>
<a name="l00027"></a>00027
<a name="l00028"></a>00028 <span class="comment">// Forward declarations</span>
<a name="l00029"></a>00029 <span class="keyword">namespace </span>geos {
<a name="l00030"></a>00030 <span class="keyword">namespace </span>planargraph {
<a name="l00031"></a>00031 <span class="keyword">class </span>DirectedEdgeStar;
<a name="l00032"></a>00032 <span class="keyword">class </span>DirectedEdge;
<a name="l00033"></a>00033 <span class="keyword">class </span>Edge;
<a name="l00034"></a>00034 <span class="keyword">class </span>Node;
<a name="l00035"></a>00035 }
<a name="l00036"></a>00036 }
<a name="l00037"></a>00037
<a name="l00038"></a>00038 <span class="keyword">namespace </span>geos {
<a name="l00039"></a>00039 <span class="keyword">namespace </span>planargraph { <span class="comment">// geos.planargraph</span>
<a name="l00040"></a>00040
<a name="l00050"></a><a class="code" href="classgeos_1_1planargraph_1_1Edge.html">00050</a> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1planargraph_1_1Edge.html" title="Represents an undirected edge of a PlanarGraph.">Edge</a>: <span class="keyword">public</span> <a class="code" href="classgeos_1_1planargraph_1_1GraphComponent.html" title="The base class for all graph component classes.">GraphComponent</a> {
<a name="l00051"></a>00051
<a name="l00052"></a>00052 <span class="keyword">public</span>:
<a name="l00053"></a>00053
<a name="l00054"></a>00054 <span class="keyword">friend</span> std::ostream& <a class="code" href="namespacegeos_1_1planargraph.html#a4288e7e185a32c17eec042b220e12966" title="Print a Edge.">operator<< </a>(std::ostream& os, <span class="keyword">const</span> <a class="code" href="classgeos_1_1planargraph_1_1Node.html" title="A node in a PlanarGraph is a location where 0 or more Edge meet.">Node</a>&);
<a name="l00055"></a>00055
<a name="l00057"></a><a class="code" href="classgeos_1_1planargraph_1_1Edge.html#a4750ca80bebe5b3cf1b19089c8d88214">00057</a> <span class="keyword">typedef</span> std::set<const Edge *> ConstSet;
<a name="l00058"></a>00058
<a name="l00060"></a><a class="code" href="classgeos_1_1planargraph_1_1Edge.html#a36392eaf78cad7831714df3cba496fc8">00060</a> <span class="keyword">typedef</span> std::set<Edge *> NonConstSet;
<a name="l00061"></a>00061
<a name="l00063"></a><a class="code" href="classgeos_1_1planargraph_1_1Edge.html#aceb74932b81d8e025ae78857e1dbe86f">00063</a> <span class="keyword">typedef</span> std::vector<Edge *> NonConstVect;
<a name="l00064"></a>00064
<a name="l00066"></a><a class="code" href="classgeos_1_1planargraph_1_1Edge.html#a1bdb3e096dd35b2ec8782d1005050983">00066</a> <span class="keyword">typedef</span> std::vector<const Edge *> ConstVect;
<a name="l00067"></a>00067
<a name="l00068"></a>00068 <span class="keyword">protected</span>:
<a name="l00069"></a>00069
<a name="l00071"></a><a class="code" href="classgeos_1_1planargraph_1_1Edge.html#acaf53e9bdd2ef9f55631bef0cf0c0408">00071</a> std::vector<DirectedEdge*> dirEdge;
<a name="l00072"></a>00072
<a name="l00079"></a>00079 <span class="keyword">public</span>:
<a name="l00080"></a>00080
<a name="l00088"></a><a class="code" href="classgeos_1_1planargraph_1_1Edge.html#a3af12e9de07e5cbe721b6cb6f20aaaf6">00088</a> <a class="code" href="classgeos_1_1planargraph_1_1Edge.html#a3af12e9de07e5cbe721b6cb6f20aaaf6" title="Constructs an Edge whose DirectedEdges are not yet set.">Edge</a>(): dirEdge() {}
<a name="l00089"></a>00089
<a name="l00096"></a><a class="code" href="classgeos_1_1planargraph_1_1Edge.html#a4532f3aaca8325463252fbe8e1026cca">00096</a> <a class="code" href="classgeos_1_1planargraph_1_1Edge.html" title="Represents an undirected edge of a PlanarGraph.">Edge</a>(<a class="code" href="classgeos_1_1planargraph_1_1DirectedEdge.html" title="Represents a directed edge in a PlanarGraph.">DirectedEdge</a> *de0, <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdge.html" title="Represents a directed edge in a PlanarGraph.">DirectedEdge</a> *de1)
<a name="l00097"></a>00097 :
<a name="l00098"></a>00098 dirEdge()
<a name="l00099"></a>00099 {
<a name="l00100"></a>00100 setDirectedEdges(de0, de1);
<a name="l00101"></a>00101 }
<a name="l00102"></a>00102
<a name="l00110"></a>00110 <span class="keywordtype">void</span> setDirectedEdges(<a class="code" href="classgeos_1_1planargraph_1_1DirectedEdge.html" title="Represents a directed edge in a PlanarGraph.">DirectedEdge</a> *de0, <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdge.html" title="Represents a directed edge in a PlanarGraph.">DirectedEdge</a> *de1);
<a name="l00111"></a>00111
<a name="l00116"></a>00116 <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdge.html" title="Represents a directed edge in a PlanarGraph.">DirectedEdge</a>* getDirEdge(<span class="keywordtype">int</span> i);
<a name="l00117"></a>00117
<a name="l00123"></a>00123 <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdge.html" title="Represents a directed edge in a PlanarGraph.">DirectedEdge</a>* getDirEdge(<a class="code" href="classgeos_1_1planargraph_1_1Node.html" title="A node in a PlanarGraph is a location where 0 or more Edge meet.">Node</a> *fromNode);
<a name="l00124"></a>00124
<a name="l00129"></a>00129 <a class="code" href="classgeos_1_1planargraph_1_1Node.html" title="A node in a PlanarGraph is a location where 0 or more Edge meet.">Node</a>* getOppositeNode(<a class="code" href="classgeos_1_1planargraph_1_1Node.html" title="A node in a PlanarGraph is a location where 0 or more Edge meet.">Node</a> *node);
<a name="l00130"></a>00130 };
<a name="l00131"></a>00131
<a name="l00133"></a>00133 std::ostream& <a class="code" href="namespacegeos_1_1planargraph.html#a4288e7e185a32c17eec042b220e12966" title="Print a Edge.">operator<<</a>(std::ostream& os, <span class="keyword">const</span> Edge& n);
<a name="l00134"></a>00134
<a name="l00135"></a>00135
<a name="l00136"></a>00136
<a name="l00138"></a>00138 <span class="comment">//typedef Edge planarEdge;</span>
<a name="l00139"></a>00139
<a name="l00140"></a>00140 } <span class="comment">// namespace geos::planargraph</span>
<a name="l00141"></a>00141 } <span class="comment">// namespace geos</span>
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <span class="preprocessor">#endif // GEOS_PLANARGRAPH_EDGE_H</span>
<a name="l00144"></a>00144 <span class="preprocessor"></span>
<a name="l00145"></a>00145 <span class="comment">/**********************************************************************</span>
<a name="l00146"></a>00146 <span class="comment"> * $Log$</span>
<a name="l00147"></a>00147 <span class="comment"> * Revision 1.1 2006/03/21 21:42:54 strk</span>
<a name="l00148"></a>00148 <span class="comment"> * planargraph.h header split, planargraph:: classes renamed to match JTS symbols</span>
<a name="l00149"></a>00149 <span class="comment"> *</span>
<a name="l00150"></a>00150 <span class="comment"> **********************************************************************/</span>
<a name="l00151"></a>00151
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