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HxArrowR2.h

/*
 *  Copyright (c) 1998, University of Amsterdam, The Netherlands.
 *  All rights reserved.
 *
 *
 *  Author(s):
 *  Dennis Koelma (koelma@wins.uva.nl)
 *  Edo Poll (poll@wins.uva.nl)
 */

#ifndef HxArrowR2_h
#define HxArrowR2_h

#include "HxPointR2.h"
#include "HxVectorR2.h"

class HxArrowR2 {
public:
                        HxArrowR2();

                        HxArrowR2(const HxVectorR2& v);

                        HxArrowR2(const HxPointR2& p, const HxVectorR2& v);

                        HxArrowR2(double ox, double oy, double dx, double dy);

                        ~HxArrowR2();

    HxPointR2           origin();

    HxVectorR2          displace();

    STD_OSTREAM&        put(STD_OSTREAM&) const;

private:
    HxPointR2           _origin;
    HxVectorR2          _displace;
};

inline STD_OSTREAM&
operator<<(STD_OSTREAM& os, const HxArrowR2 a)
{
    return a.put(os);
}

inline
HxArrowR2::HxArrowR2()
{
}

inline
HxArrowR2::HxArrowR2(const HxVectorR2& v) : _origin(0, 0), _displace(v)
{
}

inline
HxArrowR2::HxArrowR2(const HxPointR2& p, const HxVectorR2& v) : _origin(p),
                                                                _displace(v)
{
}

inline
HxArrowR2::HxArrowR2(double ox, double oy, double dx, double dy) :
                                            _origin(ox, oy), _displace(dx, dy)
{
}

inline
HxArrowR2::~HxArrowR2()
{
}

inline HxPointR2
HxArrowR2::origin()
{
    return _origin;
}

inline HxVectorR2
HxArrowR2::displace()
{
    return _displace;
}

inline STD_OSTREAM& 
HxArrowR2::put(STD_OSTREAM& os) const
{
    return os << _origin <<  " " << _displace;
}

#endif

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