InteriorPointLine.h

00001 /**********************************************************************
00002  * $Id: InteriorPointLine.h 1880 2006-10-27 11:54:17Z strk $
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 #ifndef GEOS_ALGORITHM_INTERIORPOINTLINE_H
00018 #define GEOS_ALGORITHM_INTERIORPOINTLINE_H
00019 
00020 #include <geos/geom/Coordinate.h>
00021 
00022 // Forward declarations
00023 namespace geos {
00024         namespace geom {
00025                 class Geometry;
00026                 class CoordinateSequence;
00027         }
00028 }
00029 
00030 
00031 namespace geos {
00032 namespace algorithm { // geos::algorithm
00033 
00045 class InteriorPointLine {
00046 public:
00047 
00048         InteriorPointLine(const geom::Geometry *g);
00049 
00050         ~InteriorPointLine();
00051 
00052         //Coordinate* getInteriorPoint() const;
00053 
00054         bool getInteriorPoint(geom::Coordinate& ret) const;
00055 
00056 private:
00057 
00058         bool hasInterior;
00059 
00060         geom::Coordinate centroid;
00061 
00062         double minDistance;
00063 
00064         geom::Coordinate interiorPoint;
00065 
00066         void addInterior(const geom::Geometry *geom);
00067 
00068         void addInterior(const geom::CoordinateSequence *pts);
00069         
00070         void addEndpoints(const geom::Geometry *geom);
00071 
00072         void addEndpoints(const geom::CoordinateSequence *pts);
00073 
00074         void add(const geom::Coordinate& point);
00075 
00076 };
00077 
00078 } // namespace geos::algorithm
00079 } // namespace geos
00080 
00081 #endif // GEOS_ALGORITHM_INTERIORPOINTLINE_H
00082 
00083 /**********************************************************************
00084  * $Log$
00085  * Revision 1.1  2006/03/09 16:46:48  strk
00086  * geos::geom namespace definition, first pass at headers split
00087  *
00088  **********************************************************************/
00089 

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