InteriorPointArea.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2013 Sandro Santilli <strk@keybit.net>
 * Copyright (C) 2005-2006 Refractions Research Inc.
 * Copyright (C) 2001-2002 Vivid Solutions Inc.
 *
 * This is free software; you can redistribute and/or modify it under
 * the terms of the GNU Lesser General Public Licence as published
 * by the Free Software Foundation. 
 * See the COPYING file for more information.
 *
 **********************************************************************
 *
 * Last port: algorithm/InteriorPointArea.java r728 (JTS-1.13+)
 *
 **********************************************************************/
 
#ifndef GEOS_ALGORITHM_INTERIORPOINTAREA_H
#define GEOS_ALGORITHM_INTERIORPOINTAREA_H
 
#include <geos/export.h>
#include <geos/geom/Coordinate.h>
 
// Forward declarations
namespace geos {
        namespace geom {
                class Geometry;
                class LineString;
                class GeometryFactory;
                class GeometryCollection;
        }
}
 
 
namespace geos {
namespace algorithm { // geos::algorithm

class GEOS_DLL InteriorPointArea {
 
private:
 
        bool foundInterior;
 
        const geom::GeometryFactory *factory;
 
        geom::Coordinate interiorPoint;
 
        double maxWidth;
 
        void add(const geom::Geometry *geom);
 
        const geom::Geometry *widestGeometry(const geom::Geometry *geometry);
 
        const geom::Geometry *widestGeometry(const geom::GeometryCollection *gc);
 
        geom::LineString *horizontalBisector(const geom::Geometry *geometry);
 
public:

        InteriorPointArea(const geom::Geometry *g);
 
        ~InteriorPointArea();

        bool getInteriorPoint(geom::Coordinate& ret) const;
 
private:

        void addPolygon(const geom::Geometry *geometry);
 
};
 
} // namespace geos::algorithm
} // namespace geos
 
#endif // GEOS_ALGORITHM_INTERIORPOINTAREA_H