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<h1>DirectedEdgeStar.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: DirectedEdgeStar.h 2557 2009-06-08 09:30:55Z 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) 2005-2006 Refractions Research Inc.</span>
<a name="l00008"></a>00008 <span class="comment"> * Copyright (C) 2001-2002 Vivid Solutions 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 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> * Last port: geomgraph/DirectedEdgeStar.java rev. 1.4 (JTS-1.10)</span>
<a name="l00018"></a>00018 <span class="comment"> *</span>
<a name="l00019"></a>00019 <span class="comment"> **********************************************************************/</span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021
<a name="l00022"></a>00022 <span class="preprocessor">#ifndef GEOS_GEOMGRAPH_DIRECTEDEDGEENDSTAR_H</span>
<a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_GEOMGRAPH_DIRECTEDEDGEENDSTAR_H</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span>
<a name="l00025"></a>00025 <span class="preprocessor">#include <geos/export.h></span>
<a name="l00026"></a>00026 <span class="preprocessor">#include <set></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <string></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <vector></span>
<a name="l00029"></a>00029
<a name="l00030"></a>00030 <span class="preprocessor">#include <geos/geomgraph/EdgeEndStar.h></span> <span class="comment">// for inheritance</span>
<a name="l00031"></a>00031 <span class="preprocessor">#include <geos/geomgraph/Label.h></span> <span class="comment">// for private member</span>
<a name="l00032"></a>00032 <span class="preprocessor">#include <geos/geom/Coordinate.h></span> <span class="comment">// for p0,p1</span>
<a name="l00033"></a>00033
<a name="l00034"></a>00034 <span class="preprocessor">#include <geos/inline.h></span>
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="comment">// Forward declarations</span>
<a name="l00037"></a>00037 <span class="keyword">namespace </span>geos {
<a name="l00038"></a>00038 <span class="keyword">namespace </span>geomgraph {
<a name="l00039"></a>00039 <span class="keyword">class </span>DirectedEdge;
<a name="l00040"></a>00040 <span class="keyword">class </span>EdgeRing;
<a name="l00041"></a>00041 }
<a name="l00042"></a>00042 }
<a name="l00043"></a>00043
<a name="l00044"></a>00044 <span class="keyword">namespace </span>geos {
<a name="l00045"></a>00045 <span class="keyword">namespace </span>geomgraph { <span class="comment">// geos.geomgraph</span>
<a name="l00046"></a>00046
<a name="l00055"></a><a class="code" href="classgeos_1_1geomgraph_1_1DirectedEdgeStar.html">00055</a> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1geomgraph_1_1DirectedEdgeStar.html" title="A DirectedEdgeStar is an ordered list of outgoing DirectedEdges around a node.">DirectedEdgeStar</a>: <span class="keyword">public</span> <a class="code" href="classgeos_1_1geomgraph_1_1EdgeEndStar.html" title="A EdgeEndStar is an ordered list of EdgeEnds around a node.">EdgeEndStar</a> {
<a name="l00056"></a>00056
<a name="l00057"></a>00057 <span class="keyword">public</span>:
<a name="l00058"></a>00058
<a name="l00059"></a>00059 <a class="code" href="classgeos_1_1geomgraph_1_1DirectedEdgeStar.html" title="A DirectedEdgeStar is an ordered list of outgoing DirectedEdges around a node.">DirectedEdgeStar</a>()
<a name="l00060"></a>00060 :
<a name="l00061"></a>00061 <a class="code" href="classgeos_1_1geomgraph_1_1EdgeEndStar.html" title="A EdgeEndStar is an ordered list of EdgeEnds around a node.">EdgeEndStar</a>(),
<a name="l00062"></a>00062 resultAreaEdgeList(0),
<a name="l00063"></a>00063 label()
<a name="l00064"></a>00064 {}
<a name="l00065"></a>00065
<a name="l00066"></a>00066 ~<a class="code" href="classgeos_1_1geomgraph_1_1DirectedEdgeStar.html" title="A DirectedEdgeStar is an ordered list of outgoing DirectedEdges around a node.">DirectedEdgeStar</a>() {
<a name="l00067"></a>00067 <span class="keyword">delete</span> resultAreaEdgeList;
<a name="l00068"></a>00068 }
<a name="l00069"></a>00069
<a name="l00071"></a>00071 <span class="keywordtype">void</span> insert(<a class="code" href="classgeos_1_1geomgraph_1_1EdgeEnd.html" title="Models the end of an edge incident on a node.">EdgeEnd</a> *ee);
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <a class="code" href="classgeos_1_1geomgraph_1_1Label.html" title="A Label indicates the topological relationship of a component of a topology graph to a given Geometry...">Label</a> &getLabel() { <span class="keywordflow">return</span> label; }
<a name="l00074"></a>00074
<a name="l00075"></a>00075 <span class="keywordtype">int</span> getOutgoingDegree();
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="keywordtype">int</span> getOutgoingDegree(EdgeRing *er);
<a name="l00078"></a>00078
<a name="l00079"></a>00079 <a class="code" href="classgeos_1_1geomgraph_1_1DirectedEdge.html" title="A directed EdgeEnd.">DirectedEdge</a>* getRightmostEdge();
<a name="l00080"></a>00080
<a name="l00085"></a>00085 <span class="keywordtype">void</span> computeLabelling(std::vector<GeometryGraph*> *geom); <span class="comment">// throw(TopologyException *);</span>
<a name="l00086"></a>00086
<a name="l00091"></a>00091 <span class="keywordtype">void</span> mergeSymLabels();
<a name="l00092"></a>00092
<a name="l00094"></a>00094 <span class="keywordtype">void</span> updateLabelling(<a class="code" href="classgeos_1_1geomgraph_1_1Label.html" title="A Label indicates the topological relationship of a component of a topology graph to a given Geometry...">Label</a> *nodeLabel);
<a name="l00095"></a>00095
<a name="l00096"></a>00096
<a name="l00114"></a>00114 <span class="keywordtype">void</span> linkResultDirectedEdges(); <span class="comment">// throw(TopologyException *);</span>
<a name="l00115"></a>00115
<a name="l00116"></a>00116 <span class="keywordtype">void</span> linkMinimalDirectedEdges(EdgeRing *er);
<a name="l00117"></a>00117
<a name="l00118"></a>00118 <span class="keywordtype">void</span> linkAllDirectedEdges();
<a name="l00119"></a>00119
<a name="l00126"></a>00126 <span class="keywordtype">void</span> findCoveredLineEdges();
<a name="l00127"></a>00127
<a name="l00133"></a>00133 <span class="keywordtype">void</span> computeDepths(<a class="code" href="classgeos_1_1geomgraph_1_1DirectedEdge.html" title="A directed EdgeEnd.">DirectedEdge</a> *de);
<a name="l00134"></a>00134
<a name="l00135"></a>00135 std::string print();
<a name="l00136"></a>00136
<a name="l00137"></a>00137 <span class="keyword">private</span>:
<a name="l00138"></a>00138
<a name="l00142"></a>00142 std::vector<DirectedEdge*> *resultAreaEdgeList;
<a name="l00143"></a>00143
<a name="l00144"></a>00144 <a class="code" href="classgeos_1_1geomgraph_1_1Label.html" title="A Label indicates the topological relationship of a component of a topology graph to a given Geometry...">Label</a> label;
<a name="l00145"></a>00145
<a name="l00149"></a>00149 std::vector<DirectedEdge*>* getResultAreaEdges();
<a name="l00150"></a>00150
<a name="l00152"></a>00152 <span class="keyword">enum</span> {
<a name="l00153"></a>00153 SCANNING_FOR_INCOMING=1,
<a name="l00154"></a>00154 LINKING_TO_OUTGOING
<a name="l00155"></a>00155 };
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="keywordtype">int</span> computeDepths(EdgeEndStar::iterator startIt,
<a name="l00158"></a>00158 EdgeEndStar::iterator endIt, <span class="keywordtype">int</span> startDepth);
<a name="l00159"></a>00159 };
<a name="l00160"></a>00160
<a name="l00161"></a>00161
<a name="l00162"></a>00162 } <span class="comment">// namespace geos.geomgraph</span>
<a name="l00163"></a>00163 } <span class="comment">// namespace geos</span>
<a name="l00164"></a>00164
<a name="l00165"></a>00165 <span class="comment">//#ifdef GEOS_INLINE</span>
<a name="l00166"></a>00166 <span class="comment">//# include "geos/geomgraph/DirectedEdgeEndStar.inl"</span>
<a name="l00167"></a>00167 <span class="comment">//#endif</span>
<a name="l00168"></a>00168
<a name="l00169"></a>00169 <span class="preprocessor">#endif // ifndef GEOS_GEOMGRAPH_DIRECTEDEDGEENDSTAR_H</span>
<a name="l00170"></a>00170 <span class="preprocessor"></span>
<a name="l00171"></a>00171 <span class="comment">/**********************************************************************</span>
<a name="l00172"></a>00172 <span class="comment"> * $Log$</span>
<a name="l00173"></a>00173 <span class="comment"> * Revision 1.4 2006/03/24 09:52:41 strk</span>
<a name="l00174"></a>00174 <span class="comment"> * USE_INLINE => GEOS_INLINE</span>
<a name="l00175"></a>00175 <span class="comment"> *</span>
<a name="l00176"></a>00176 <span class="comment"> * Revision 1.3 2006/03/23 15:10:29 strk</span>
<a name="l00177"></a>00177 <span class="comment"> * Dropped by-pointer TopologyException constructor, various small cleanups</span>
<a name="l00178"></a>00178 <span class="comment"> *</span>
<a name="l00179"></a>00179 <span class="comment"> * Revision 1.2 2006/03/15 17:17:41 strk</span>
<a name="l00180"></a>00180 <span class="comment"> * Added missing forward declarations</span>
<a name="l00181"></a>00181 <span class="comment"> *</span>
<a name="l00182"></a>00182 <span class="comment"> * Revision 1.1 2006/03/09 16:46:49 strk</span>
<a name="l00183"></a>00183 <span class="comment"> * geos::geom namespace definition, first pass at headers split</span>
<a name="l00184"></a>00184 <span class="comment"> *</span>
<a name="l00185"></a>00185 <span class="comment"> **********************************************************************/</span>
<a name="l00186"></a>00186
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