GEOS: HCoordinate.h Source File

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# HCoordinate.h

    00001 /**********************************************************************
    00002  * $Id: HCoordinate.h 3338 2011-05-10 09:50:44Z strk $
    00003  *
    00004  * GEOS - Geometry Engine Open Source
    00005  * http://geos.refractions.net
    00006  *
    00007  * Copyright (C) 2011      Sandro Santilli <strk@keybit.net>
    00008  * Copyright (C) 2005-2006 Refractions Research Inc.
    00009  * Copyright (C) 2001-2002 Vivid Solutions Inc.
    00010  *
    00011  * This is free software; you can redistribute and/or modify it under
    00012  * the terms of the GNU Lesser General Public Licence as published
    00013  * by the Free Software Foundation.
    00014  * See the COPYING file for more information.
    00015  *
    00016  **********************************************************************
    00017  *
    00018  * Last port: algorithm/HCoordinate.java r386 (JTS-1.12+)
    00019  *
    00020  **********************************************************************/
    00021
    00022 #ifndef GEOS_ALGORITHM_HCOORDINATE_H
    00023 #define GEOS_ALGORITHM_HCOORDINATE_H
    00024
    00025 #include <geos/export.h>
    00026 #include <iosfwd>
    00027
    00028 // Forward declarations
    00029 namespace geos {
    00030         namespace geom {
    00031                 class Coordinate;
    00032         }
    00033 }
    00034
    00035 namespace geos {
    00036 namespace algorithm { // geos::algorithm
    00037
    00038
    00045 class GEOS_DLL HCoordinate {
    00046
    00047 public:
    00048
    00049         friend std::ostream& operator<< (std::ostream& o, const HCoordinate& c);
    00050
    00061         static void intersection(const geom::Coordinate &p1,
    00062                                  const geom::Coordinate &p2,
    00063                                  const geom::Coordinate &q1,
    00064                                  const geom::Coordinate &q2,
    00065                                  geom::Coordinate &ret);
    00066
    00067         double x,y,w;
    00068
    00069         HCoordinate();
    00070
    00071         HCoordinate(double _x, double _y, double _w);
    00072
    00073         HCoordinate(const geom::Coordinate& p);
    00074
    00083         HCoordinate(const geom::Coordinate& p1, const geom::Coordinate& p2);
    00084
    00085         HCoordinate(const geom::Coordinate& p1, const geom::Coordinate& p2,
    00086                     const geom::Coordinate& q1, const geom::Coordinate& q2);
    00087
    00088         HCoordinate(const HCoordinate &p1, const HCoordinate &p2);
    00089
    00090         double getX() const;
    00091
    00092         double getY() const;
    00093
    00094         void getCoordinate(geom::Coordinate &ret) const;
    00095
    00096 };
    00097
    00098 std::ostream& operator<< (std::ostream& o, const HCoordinate& c);
    00099
    00100 } // namespace geos::algorithm
    00101 } // namespace geos
    00102
    00103 #endif // GEOS_ALGORITHM_HCOORDINATE_H
    00104