/*************************************************************************
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
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 * $RCSfile: line.hxx,v $
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#ifndef _LINE_HXX
#define _LINE_HXX
#ifdef AVS
#include "tools/toolsdllapi.h"
#include <tools/gen.hxx>
#endif
#include "tools/gen.hxx"

namespace SVMCore{

class Link;

// --------
// - Line -
// --------

class Line
{
private:

    Point           maStart;
    Point           maEnd;

public:
                    Line() {};
                    Line( const Point& rStartPt, const Point& rEndPt ) : maStart( rStartPt ), maEnd( rEndPt ) {}

    void            SetStart( const Point& rStartPt ) { maStart = rStartPt; }
    const Point&    GetStart() const  { return maStart; }

    void            SetEnd( const Point& rEndPt ) { maEnd = rEndPt; }
    const Point&    GetEnd() const { return maEnd; }

	long			Left() const { return ( maStart.X() < maEnd.X() ) ? maStart.X() : maEnd.X(); }
	long			Top() const { return ( maStart.Y() < maEnd.Y() ) ? maStart.Y() : maEnd.Y(); }
	long			Right() const { return ( maStart.X() > maEnd.X() ) ? maStart.X() : maEnd.X(); }
	long			Bottom() const { return ( maStart.Y() > maEnd.Y() ) ? maStart.Y() : maEnd.Y(); }

    double          GetLength() const;

    BOOL            Intersection( const Line& rLine, double& rIntersectionX, double& rIntersectionY ) const;
    BOOL            Intersection( const Line& rLine, Point& rIntersection ) const;
    BOOL            Intersection( const Rectangle& rRect, Line& rIntersection ) const;

	double			GetDistance( const double& rPtX, const double& rPtY ) const;
	double			GetDistance( const Point& rPoint ) const { return( GetDistance( rPoint.X(), rPoint.Y() ) ); }

    Point           NearestPoint( const Point& rPoint ) const;
#ifdef AVS
    void            Enum( const Link& rEnumLink );
#endif
};

}//SVMCore
#endif // _SV_LINE_HXX
