tableposprovider.h

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#ifndef tableposprovider_h
#define tableposprovider_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Bert
 Date:          Feb 2008
 RCS:           $Id$
________________________________________________________________________


-*/

#include "geometrymod.h"
#include "posprovider.h"
#include "binidvalset.h"
#include "bufstring.h"
class IOObj;

namespace Pos
{

mExpClass(Geometry) TableProvider3D : public Provider3D
{
public:

                        TableProvider3D()
                        : bvs_(1,true)  {}
                        TableProvider3D(const IOObj& psioobj);
                        TableProvider3D(const char* filenm);
                        TableProvider3D( const TableProvider3D& tp )
                        : bvs_(1,true)  { *this = tp; }
    TableProvider3D&    operator =(const TableProvider3D&);
    const char*         type() const;   
    const char*         factoryKeyword() const { return type(); }
    TableProvider3D*    clone() const   { return new TableProvider3D(*this); }

    virtual void        reset()         { pos_.reset(); }

    virtual bool        toNextPos()     { return bvs_.next(pos_,true); }
    virtual bool        toNextZ()       { return bvs_.next(pos_,false); }

    virtual BinID       curBinID() const { return bvs_.getBinID(pos_); }
    virtual float       curZ() const    { return *bvs_.getVals(pos_); }
    virtual bool        includes(const BinID&,float) const;
    virtual void        usePar(const IOPar&);
    virtual void        fillPar(IOPar&) const;
    virtual void        getSummary(BufferString&) const;

    void                getExtent(BinID&,BinID&) const;
    void                getZRange(Interval<float>&) const;
    od_int64            estNrPos() const        { return bvs_.totalSize(); }
    int                 estNrZPerPos() const    { return 1; }

    BinIDValueSet&      binidValueSet()         { return bvs_; }
    const BinIDValueSet& binidValueSet() const  { return bvs_; }

    static void         getBVSFromPar(const IOPar&,BinIDValueSet&);

    virtual bool        includes( const Coord& c, float z ) const
                        { return Provider3D::includes(c,z); }

protected:

    BinIDValueSet       bvs_;
    BinIDValueSet::SPos pos_;

public:

    static void         initClass();
    static Provider3D*  create()                { return new TableProvider3D; }

};


} // namespace

#endif