GEOS
3.6.2
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00001 /********************************************************************** 00002 * 00003 * GEOS - Geometry Engine Open Source 00004 * http://geos.osgeo.org 00005 * 00006 * Copyright (C) 2005-2006 Refractions Research Inc. 00007 * Copyright (C) 2001-2002 Vivid Solutions Inc. 00008 * 00009 * This is free software; you can redistribute and/or modify it under 00010 * the terms of the GNU Lesser General Public Licence as published 00011 * by the Free Software Foundation. 00012 * See the COPYING file for more information. 00013 * 00014 ********************************************************************** 00015 * 00016 * Last port: algorithm/InteriorPointLine.java r317 (JTS-1.12) 00017 * 00018 **********************************************************************/ 00019 00020 #ifndef GEOS_ALGORITHM_INTERIORPOINTLINE_H 00021 #define GEOS_ALGORITHM_INTERIORPOINTLINE_H 00022 00023 #include <geos/export.h> 00024 #include <geos/geom/Coordinate.h> 00025 00026 // Forward declarations 00027 namespace geos { 00028 namespace geom { 00029 class Geometry; 00030 class CoordinateSequence; 00031 } 00032 } 00033 00034 00035 namespace geos { 00036 namespace algorithm { // geos::algorithm 00037 00048 class GEOS_DLL InteriorPointLine { 00049 public: 00050 00051 InteriorPointLine(const geom::Geometry *g); 00052 00053 ~InteriorPointLine(); 00054 00055 //Coordinate* getInteriorPoint() const; 00056 00057 bool getInteriorPoint(geom::Coordinate& ret) const; 00058 00059 private: 00060 00061 bool hasInterior; 00062 00063 geom::Coordinate centroid; 00064 00065 double minDistance; 00066 00067 geom::Coordinate interiorPoint; 00068 00069 void addInterior(const geom::Geometry *geom); 00070 00071 void addInterior(const geom::CoordinateSequence *pts); 00072 00073 void addEndpoints(const geom::Geometry *geom); 00074 00075 void addEndpoints(const geom::CoordinateSequence *pts); 00076 00077 void add(const geom::Coordinate& point); 00078 00079 }; 00080 00081 } // namespace geos::algorithm 00082 } // namespace geos 00083 00084 #endif // GEOS_ALGORITHM_INTERIORPOINTLINE_H 00085