EdgeIntersection.h

00001 /**********************************************************************
00002  * $Id: EdgeIntersection.h 1820 2006-09-06 16:54:23Z mloskot $
00003  *
00004  * GEOS - Geometry Engine Open Source
00005  * http://geos.refractions.net
00006  *
00007  * Copyright (C) 2005-2006 Refractions Research Inc.
00008  * Copyright (C) 2001-2002 Vivid Solutions Inc.
00009  *
00010  * This is free software; you can redistribute and/or modify it under
00011  * the terms of the GNU Lesser General Public Licence as published
00012  * by the Free Software Foundation. 
00013  * See the COPYING file for more information.
00014  *
00015  **********************************************************************/
00016 
00017 
00018 #ifndef GEOS_GEOMGRAPH_EDGEINTERSECTION_H
00019 #define GEOS_GEOMGRAPH_EDGEINTERSECTION_H
00020 
00021 #include <string>
00022 
00023 #include <geos/geom/Coordinate.h> // for CoordinateLessThen
00024 
00025 #include <geos/inline.h>
00026 
00027 
00028 namespace geos {
00029 namespace geomgraph { // geos.geomgraph
00030 
00031 class EdgeIntersection {
00032 public:
00033         geom::Coordinate coord;
00034         int segmentIndex;
00035         double dist;
00036         EdgeIntersection(const geom::Coordinate& newCoord, int newSegmentIndex, double newDist);
00037         virtual ~EdgeIntersection();
00038         int compare(int newSegmentIndex, double newDist) const;
00039         bool isEndPoint(int maxSegmentIndex);
00040         std::string print() const;
00041         int compareTo(const EdgeIntersection *) const;
00042 };
00043 
00044 struct EdgeIntersectionLessThen {
00045         bool operator()(const EdgeIntersection *ei1,
00046                 const EdgeIntersection *ei2) const
00047         {
00048                 if ( ei1->segmentIndex<ei2->segmentIndex ||
00049                         ( ei1->segmentIndex==ei2->segmentIndex &&
00050                         ei1->dist<ei2->dist ) ) return true;
00051                 return false;
00052         }
00053 };
00054 
00055 
00056 } // namespace geos.geomgraph
00057 } // namespace geos
00058 
00059 //#ifdef GEOS_INLINE
00060 //# include "geos/geomgraph/EdgeIntersection.inl"
00061 //#endif
00062 
00063 #endif // ifndef GEOS_GEOMGRAPH_EDGEINTERSECTION_H
00064 
00065 /**********************************************************************
00066  * $Log$
00067  * Revision 1.2  2006/03/24 09:52:41  strk
00068  * USE_INLINE => GEOS_INLINE
00069  *
00070  * Revision 1.1  2006/03/09 16:46:49  strk
00071  * geos::geom namespace definition, first pass at headers split
00072  *
00073  **********************************************************************/
00074 

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