latlong.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Bert
 Date:          2008
 Contents:      Geographics lat/long <-> Coord transform (an estimate)
________________________________________________________________________

-*/
 
#include "basicmod.h"
#include "coord.h"


mExpClass(Basic) LatLong
{
public:
                        LatLong( double la=0, double lo=0 )
                            : lat_(la), lng_(lo)  {}

                        LatLong( const Coord& c ) { *this = transform(c);}
                        operator Coord() const    { return transform(*this); }

    bool                isDefined() const {return !mIsUdf(lat_)&&!mIsUdf(lng_);}
    static LatLong      udf() { return LatLong(mUdf(double),mUdf(double)); }

    static Coord        transform(const LatLong&); 
    static LatLong      transform(const Coord&);   

    const char*         toString() const;
    bool                fromString(const char*);

    void                getDMS(bool lat,int&,int&,float&) const;
    void                setDMS(bool lat,int,int,float);

    double              lat_;
    double              lng_;
};