seisbounds.h

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#ifndef seisbounds_h
#define seisbounds_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        A.H. Bril
 Date:          20-1-98
 RCS:           $Id$
________________________________________________________________________

-*/

#include "seismod.h"
#include "ranges.h"
#include "coord.h"
class TrcKeyZSampling;


namespace Seis
{

mExpClass(Seis) Bounds
{
public:

    virtual             ~Bounds()                       {}

    virtual bool        is2D() const                    { return false; }
    int                 expectedNrTraces() const;

    virtual int         start(bool first=true) const            = 0;
    virtual int         stop(bool first=true) const             = 0;
    virtual int         step(bool first=true) const             = 0;
    virtual StepInterval<float> getZRange() const               = 0;

    virtual void        getCoordRange(Coord& min,Coord&) const  = 0;

};


mExpClass(Seis) Bounds3D : public Bounds
{
public:

                        Bounds3D();
                        Bounds3D(const Bounds3D&);
                        ~Bounds3D();
    bool                is2D() const                    { return false; }

    int                 start(bool first=true) const;
    int                 stop(bool first=true) const;
    int                 step(bool first=true) const;
    StepInterval<float> getZRange() const;

    void                getCoordRange(Coord&,Coord&) const;

    TrcKeyZSampling&    tkzs_;

};


mExpClass(Seis) Bounds2D : public Bounds
{
public:

                        Bounds2D();
    bool                is2D() const                    { return true; }

    int                 start( bool firstrg = true ) const
                        { return firstrg ? nrrg_.start : mUdf(int); }
    int                 stop( bool firstrg = true ) const
                        { return firstrg ? nrrg_.stop : mUdf(int); }
    int                 step( bool firstrg = true ) const
                        { return firstrg ? nrrg_.step : 1; }
    StepInterval<float> getZRange() const
                        { return zrg_; }

    void                getCoordRange( Coord& min, Coord& max ) const
                        { min = mincoord_; max = maxcoord_; }

    StepInterval<float> zrg_;
    StepInterval<int>   nrrg_;
    Coord               mincoord_;
    Coord               maxcoord_;

};

} // namespace Seis

#endif