<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>GEOS: DirectedEdgeStar.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body> <!-- Generated by Doxygen 1.7.1 --> <div class="navigation" id="top"> <div class="tabs"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="pages.html"><span>Related Pages</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul> </div> <div class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> </ul> </div> <div class="header"> <div class="headertitle"> <h1>DirectedEdgeStar.h</h1> </div> </div> <div class="contents"> <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 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_DIRECTEDEDGESTAR_H</span> <a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_PLANARGRAPH_DIRECTEDEDGESTAR_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 <vector></span> <a name="l00023"></a>00023 <a name="l00024"></a>00024 <span class="comment">// Forward declarations</span> <a name="l00025"></a>00025 <span class="keyword">namespace </span>geos { <a name="l00026"></a>00026 <span class="keyword">namespace </span>geom { <a name="l00027"></a>00027 <span class="keyword">class </span>Coordinate; <a name="l00028"></a>00028 } <a name="l00029"></a>00029 <span class="keyword">namespace </span>planargraph { <a name="l00030"></a>00030 <span class="keyword">class </span>DirectedEdge; <a name="l00031"></a>00031 <span class="keyword">class </span>Edge; <a name="l00032"></a>00032 } <a name="l00033"></a>00033 } <a name="l00034"></a>00034 <a name="l00035"></a>00035 <span class="keyword">namespace </span>geos { <a name="l00036"></a>00036 <span class="keyword">namespace </span>planargraph { <span class="comment">// geos.planargraph</span> <a name="l00037"></a>00037 <a name="l00039"></a><a class="code" href="classgeos_1_1planargraph_1_1DirectedEdgeStar.html">00039</a> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdgeStar.html" title="A sorted collection of DirectedEdge which leave a Node in a PlanarGraph.">DirectedEdgeStar</a> { <a name="l00040"></a>00040 <span class="keyword">protected</span>: <a name="l00041"></a>00041 <a name="l00042"></a>00042 <span class="keyword">private</span>: <a name="l00046"></a>00046 <span class="keyword">mutable</span> std::vector<DirectedEdge*> outEdges; <a name="l00047"></a>00047 <span class="keyword">mutable</span> <span class="keywordtype">bool</span> sorted; <a name="l00048"></a>00048 <span class="keywordtype">void</span> sortEdges() <span class="keyword">const</span>; <a name="l00049"></a>00049 <a name="l00050"></a>00050 <span class="keyword">public</span>: <a name="l00054"></a><a class="code" href="classgeos_1_1planargraph_1_1DirectedEdgeStar.html#a82ab63e90ebd5178d928469e29e54e50">00054</a> <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdgeStar.html#a82ab63e90ebd5178d928469e29e54e50" title="Constructs a DirectedEdgeStar with no edges.">DirectedEdgeStar</a>(): sorted(false) {} <a name="l00055"></a>00055 <a name="l00056"></a>00056 <span class="keyword">virtual</span> ~<a class="code" href="classgeos_1_1planargraph_1_1DirectedEdgeStar.html" title="A sorted collection of DirectedEdge which leave a Node in a PlanarGraph.">DirectedEdgeStar</a>() {} <a name="l00057"></a>00057 <a name="l00061"></a>00061 <span class="keywordtype">void</span> add(DirectedEdge *de); <a name="l00062"></a>00062 <a name="l00066"></a>00066 <span class="keywordtype">void</span> <span class="keyword">remove</span>(DirectedEdge *de); <a name="l00067"></a>00067 <a name="l00072"></a><a class="code" href="classgeos_1_1planargraph_1_1DirectedEdgeStar.html#a8e1ad53a8ffec80a0b78c549af4f0802">00072</a> std::vector<DirectedEdge*>::iterator <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdgeStar.html#a8e1ad53a8ffec80a0b78c549af4f0802" title="Returns an Iterator over the DirectedEdges, in ascending order by angle with the positive x-axis...">iterator</a>() { <span class="keywordflow">return</span> begin(); } <a name="l00074"></a>00074 std::vector<DirectedEdge*>::iterator begin(); <a name="l00075"></a>00075 <a name="l00077"></a>00077 std::vector<DirectedEdge*>::iterator end(); <a name="l00078"></a>00078 <a name="l00080"></a>00080 std::vector<DirectedEdge*>::const_iterator begin() <span class="keyword">const</span>; <a name="l00081"></a>00081 <a name="l00083"></a>00083 std::vector<DirectedEdge*>::const_iterator end() <span class="keyword">const</span>; <a name="l00084"></a>00084 <a name="l00089"></a><a class="code" href="classgeos_1_1planargraph_1_1DirectedEdgeStar.html#a1e541b91776eaaef4f709c7d04736f07">00089</a> <span class="keywordtype">size_t</span> <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdgeStar.html#a1e541b91776eaaef4f709c7d04736f07" title="Returns the number of edges around the Node associated with this DirectedEdgeStar.">getDegree</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> outEdges.size(); } <a name="l00090"></a>00090 <a name="l00095"></a>00095 <a class="code" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">geom::Coordinate</a>& getCoordinate() <span class="keyword">const</span>; <a name="l00096"></a>00096 <a name="l00101"></a>00101 std::vector<DirectedEdge*>& getEdges(); <a name="l00102"></a>00102 <a name="l00108"></a>00108 <span class="keywordtype">int</span> getIndex(<span class="keyword">const</span> <a class="code" href="classgeos_1_1planargraph_1_1Edge.html" title="Represents an undirected edge of a PlanarGraph.">Edge</a> *edge); <a name="l00109"></a>00109 <a name="l00115"></a>00115 <span class="keywordtype">int</span> getIndex(<span class="keyword">const</span> <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdge.html" title="Represents a directed edge in a PlanarGraph.">DirectedEdge</a> *dirEdge); <a name="l00116"></a>00116 <a name="l00121"></a>00121 <span class="keywordtype">int</span> getIndex(<span class="keywordtype">int</span> i) <span class="keyword">const</span>; <a name="l00122"></a>00122 <a name="l00128"></a>00128 <a class="code" href="classgeos_1_1planargraph_1_1DirectedEdge.html" title="Represents a directed edge in a PlanarGraph.">DirectedEdge</a>* getNextEdge(<a class="code" href="classgeos_1_1planargraph_1_1DirectedEdge.html" title="Represents a directed edge in a PlanarGraph.">DirectedEdge</a> *dirEdge); <a name="l00129"></a>00129 }; <a name="l00130"></a>00130 <a name="l00131"></a>00131 <a name="l00132"></a>00132 } <span class="comment">// namespace geos::planargraph</span> <a name="l00133"></a>00133 } <span class="comment">// namespace geos</span> <a name="l00134"></a>00134 <a name="l00135"></a>00135 <span class="preprocessor">#endif // GEOS_PLANARGRAPH_DIRECTEDEDGESTAR_H</span> <a name="l00136"></a>00136 <span class="preprocessor"></span> <a name="l00137"></a>00137 <span class="comment">/**********************************************************************</span> <a name="l00138"></a>00138 <span class="comment"> * $Log$</span> <a name="l00139"></a>00139 <span class="comment"> * Revision 1.2 2006/06/12 10:49:43 strk</span> <a name="l00140"></a>00140 <span class="comment"> * unsigned int => size_t</span> <a name="l00141"></a>00141 <span class="comment"> *</span> <a name="l00142"></a>00142 <span class="comment"> * Revision 1.1 2006/03/21 21:42:54 strk</span> <a name="l00143"></a>00143 <span class="comment"> * planargraph.h header split, planargraph:: classes renamed to match JTS symbols</span> <a name="l00144"></a>00144 <span class="comment"> *</span> <a name="l00145"></a>00145 <span class="comment"> **********************************************************************/</span> <a name="l00146"></a>00146 </pre></div></div> </div> <hr class="footer"/><address class="footer"><small>Generated on Thu Jul 22 2010 for GEOS by <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.1 </small></address> </body> </html>