<!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: EdgeIntersection.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>EdgeIntersection.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: EdgeIntersection.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) 2009 Sandro Santilli <strk@keybit.net></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"> * Copyright (C) 2001-2002 Vivid Solutions Inc.</span> <a name="l00010"></a>00010 <span class="comment"> *</span> <a name="l00011"></a>00011 <span class="comment"> * This is free software; you can redistribute and/or modify it under</span> <a name="l00012"></a>00012 <span class="comment"> * the terms of the GNU Lesser General Public Licence as published</span> <a name="l00013"></a>00013 <span class="comment"> * by the Free Software Foundation. </span> <a name="l00014"></a>00014 <span class="comment"> * See the COPYING file for more information.</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"> *</span> <a name="l00018"></a>00018 <span class="comment"> * Last port: geomgraph/EdgeIntersection.java rev. 1.5 (JTS-1.10)</span> <a name="l00019"></a>00019 <span class="comment"> *</span> <a name="l00020"></a>00020 <span class="comment"> **********************************************************************/</span> <a name="l00021"></a>00021 <a name="l00022"></a>00022 <a name="l00023"></a>00023 <span class="preprocessor">#ifndef GEOS_GEOMGRAPH_EDGEINTERSECTION_H</span> <a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define GEOS_GEOMGRAPH_EDGEINTERSECTION_H</span> <a name="l00025"></a>00025 <span class="preprocessor"></span> <a name="l00026"></a>00026 <span class="preprocessor">#include <geos/export.h></span> <a name="l00027"></a>00027 <span class="preprocessor">#include <string></span> <a name="l00028"></a>00028 <a name="l00029"></a>00029 <span class="preprocessor">#include <geos/geom/Coordinate.h></span> <span class="comment">// for CoordinateLessThen</span> <a name="l00030"></a>00030 <a name="l00031"></a>00031 <span class="preprocessor">#include <geos/inline.h></span> <a name="l00032"></a>00032 <a name="l00033"></a>00033 <a name="l00034"></a>00034 <span class="keyword">namespace </span>geos { <a name="l00035"></a>00035 <span class="keyword">namespace </span>geomgraph { <span class="comment">// geos.geomgraph</span> <a name="l00036"></a>00036 <a name="l00046"></a><a class="code" href="classgeos_1_1geomgraph_1_1EdgeIntersection.html">00046</a> <span class="keyword">class </span>GEOS_DLL <a class="code" href="classgeos_1_1geomgraph_1_1EdgeIntersection.html">EdgeIntersection</a> { <a name="l00047"></a>00047 <span class="keyword">public</span>: <a name="l00048"></a>00048 <a name="l00049"></a>00049 <span class="comment">// the point of intersection</span> <a name="l00050"></a>00050 <a class="code" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">geom::Coordinate</a> coord; <a name="l00051"></a>00051 <a name="l00052"></a>00052 <span class="comment">// the index of the containing line segment in the parent edge</span> <a name="l00053"></a>00053 <span class="keywordtype">int</span> segmentIndex; <a name="l00054"></a>00054 <a name="l00055"></a>00055 <span class="comment">// the edge distance of this point along the containing line segment</span> <a name="l00056"></a>00056 <span class="keywordtype">double</span> dist; <a name="l00057"></a>00057 <a name="l00058"></a>00058 <a class="code" href="classgeos_1_1geomgraph_1_1EdgeIntersection.html">EdgeIntersection</a>(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geom_1_1Coordinate.html" title="Coordinate is the lightweight class used to store coordinates.">geom::Coordinate</a>& newCoord, <a name="l00059"></a>00059 <span class="keywordtype">int</span> newSegmentIndex, <span class="keywordtype">double</span> newDist); <a name="l00060"></a>00060 <a name="l00061"></a>00061 <span class="keyword">virtual</span> ~<a class="code" href="classgeos_1_1geomgraph_1_1EdgeIntersection.html">EdgeIntersection</a>(); <a name="l00062"></a>00062 <a name="l00070"></a>00070 <span class="keywordtype">int</span> compare(<span class="keywordtype">int</span> newSegmentIndex, <span class="keywordtype">double</span> newDist) <span class="keyword">const</span>; <a name="l00071"></a>00071 <a name="l00072"></a>00072 <span class="keywordtype">bool</span> isEndPoint(<span class="keywordtype">int</span> maxSegmentIndex); <a name="l00073"></a>00073 <a name="l00074"></a>00074 std::string print() <span class="keyword">const</span>; <a name="l00075"></a>00075 <a name="l00076"></a>00076 <span class="keywordtype">int</span> compareTo(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geomgraph_1_1EdgeIntersection.html">EdgeIntersection</a> *) <span class="keyword">const</span>; <a name="l00077"></a>00077 <a name="l00078"></a>00078 <span class="keyword">const</span> <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="l00079"></a>00079 <span class="keywordflow">return</span> coord; <a name="l00080"></a>00080 } <a name="l00081"></a>00081 <a name="l00082"></a>00082 <span class="keywordtype">int</span> getSegmentIndex()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> segmentIndex; } <a name="l00083"></a>00083 <a name="l00084"></a>00084 <span class="keywordtype">double</span> getDistance() { <span class="keywordflow">return</span> dist; } <a name="l00085"></a>00085 <a name="l00086"></a>00086 }; <a name="l00087"></a>00087 <a name="l00088"></a>00088 <span class="keyword">struct </span>GEOS_DLL EdgeIntersectionLessThen { <a name="l00089"></a>00089 <span class="keywordtype">bool</span> operator()(<span class="keyword">const</span> <a class="code" href="classgeos_1_1geomgraph_1_1EdgeIntersection.html">EdgeIntersection</a> *ei1, <a name="l00090"></a>00090 <span class="keyword">const</span> <a class="code" href="classgeos_1_1geomgraph_1_1EdgeIntersection.html">EdgeIntersection</a> *ei2)<span class="keyword"> const</span> <a name="l00091"></a>00091 <span class="keyword"> </span>{ <a name="l00092"></a>00092 <span class="keywordflow">if</span> ( ei1->segmentIndex<ei2->segmentIndex || <a name="l00093"></a>00093 ( ei1->segmentIndex==ei2->segmentIndex && <a name="l00094"></a>00094 ei1->dist<ei2->dist ) ) <span class="keywordflow">return</span> <span class="keyword">true</span>; <a name="l00095"></a>00095 <span class="keywordflow">return</span> <span class="keyword">false</span>; <a name="l00096"></a>00096 } <a name="l00097"></a>00097 }; <a name="l00098"></a>00098 <a name="l00099"></a>00099 <a name="l00100"></a>00100 } <span class="comment">// namespace geos.geomgraph</span> <a name="l00101"></a>00101 } <span class="comment">// namespace geos</span> <a name="l00102"></a>00102 <a name="l00103"></a>00103 <span class="comment">//#ifdef GEOS_INLINE</span> <a name="l00104"></a>00104 <span class="comment">//# include "geos/geomgraph/EdgeIntersection.inl"</span> <a name="l00105"></a>00105 <span class="comment">//#endif</span> <a name="l00106"></a>00106 <a name="l00107"></a>00107 <span class="preprocessor">#endif // ifndef GEOS_GEOMGRAPH_EDGEINTERSECTION_H</span> <a name="l00108"></a>00108 <span class="preprocessor"></span> <a name="l00109"></a>00109 </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>