GEOS: SimplePointInAreaLocator.h Source File

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# SimplePointInAreaLocator.h

    00001 /**********************************************************************
    00002  * $Id: SimplePointInAreaLocator.h 2120 2008-01-30 22:34:13Z benjubb $
    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_LOCATE_SIMPLEPOINTINAREALOCATOR_H
    00018 #define GEOS_ALGORITHM_LOCATE_SIMPLEPOINTINAREALOCATOR_H
    00019
    00020 #include <geos/algorithm/locate/PointOnGeometryLocator.h> // inherited
    00021
    00022 // Forward declarations
    00023 namespace geos {
    00024         namespace geom {
    00025                 class Geometry;
    00026                 class Coordinate;
    00027                 class Polygon;
    00028         }
    00029 }
    00030
    00031 namespace geos {
    00032 namespace algorithm { // geos::algorithm
    00033 namespace locate { // geos::algorithm::locate
    00034
    00048 class SimplePointInAreaLocator : public PointOnGeometryLocator
    00049 {
    00050
    00051 public:
    00052
    00053         static int locate(const geom::Coordinate& p,
    00054                         const geom::Geometry *geom);
    00055
    00056         static bool containsPointInPolygon(const geom::Coordinate& p,
    00057                         const geom::Polygon *poly);
    00058
    00059         SimplePointInAreaLocator( const geom::Geometry * g)
    00060         :       g( g)
    00061         { }
    00062
    00063         int locate( const geom::Coordinate * p)
    00064         {
    00065                 return locate( *p, g);
    00066         }
    00067
    00068 private:
    00069
    00070         static bool containsPoint(const geom::Coordinate& p,
    00071                         const geom::Geometry *geom);
    00072
    00073         const geom::Geometry * g;
    00074
    00075 };
    00076
    00077 } // geos::algorithm::locate
    00078 } // geos::algorithm
    00079 } // geos
    00080
    00081
    00082 #endif // GEOS_ALGORITHM_LOCATE_SIMPLEPOINTINAREALOCATOR_H
    00083
    00084 /**********************************************************************
    00085  * $Log$
    00086  * Revision 1.1  2006/03/09 16:46:48  strk
    00087  * geos::geom namespace definition, first pass at headers split
    00088  *
    00089  **********************************************************************/
    00090