DistanceToPoint.h

/**********************************************************************
 *
 * GEOS - Geometry Engine Open Source
 * http://geos.osgeo.org
 *
 * Copyright (C) 2009  Sandro Santilli <strk@kbt.io>
 *
 * 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/distance/DistanceToPoint.java 1.1 (JTS-1.9)
 *
 **********************************************************************/
 
#pragma once
 
#include <geos/export.h>
#include <geos/geom/LineSegment.h> // for composition
 
namespace geos {
namespace algorithm {
namespace distance {
class PointPairDistance;
}
}
namespace geom {
class Geometry;
class Coordinate;
class LineString;
class Polygon;
}
}
 
namespace geos {
namespace algorithm { // geos::algorithm
namespace distance { // geos::algorithm::distance

class GEOS_DLL DistanceToPoint {
public:
 
    DistanceToPoint() {}
 
    static void computeDistance(const geom::Geometry& geom,
                                const geom::CoordinateXY& pt,
                                PointPairDistance& ptDist);
 
    static void computeDistance(const geom::LineString& geom,
                                const geom::CoordinateXY& pt,
                                PointPairDistance& ptDist);
 
    static void computeDistance(const geom::LineSegment& geom,
                                const geom::CoordinateXY& pt,
                                PointPairDistance& ptDist);
 
    static void computeDistance(const geom::Polygon& geom,
                                const geom::CoordinateXY& pt,
                                PointPairDistance& ptDist);
 
};
 
} // geos::algorithm::distance
} // geos::algorithm
} // geos