seispsread.h

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#ifndef seispsread_h
#define seispsread_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        A.H. Bril
 Date:          Dec 2004
 RCS:           $Id$
________________________________________________________________________

-*/

#include "seismod.h"
#include "bufstring.h"
#include "binid.h"
#include "uistring.h"


class SeisTrc;
class SeisTrcBuf;
class BufferStringSet;
namespace PosInfo { class CubeData; class Line2DData; }


mExpClass(Seis) SeisPSReader
{
public:

    virtual             ~SeisPSReader()                                 {}
    virtual bool        is2D() const                                    = 0;

    virtual void        usePar(const IOPar&)                            {}

    virtual uiString    errMsg() const                                  = 0;
    virtual SeisTrc*    getTrace(const BinID&,int nr=0) const;
    virtual bool        getGather(const BinID&,SeisTrcBuf&) const       = 0;

    virtual bool        getSampleNames(BufferStringSet&) const
                        { return false; }

    virtual StepInterval<float> getZRange() const;

};

mExpClass(Seis) SeisPS3DReader : public SeisPSReader
{
public:

    bool                is2D() const            { return false; }

    virtual const PosInfo::CubeData&    posData() const                 = 0;

};


mExpClass(Seis) SeisPS2DReader : public SeisPSReader
{
public:
                        SeisPS2DReader(const char* lnm);
                        SeisPS2DReader(Pos::GeomID);
    bool                is2D() const            { return true; }
    const char*         lineName() const        { return lnm_.buf(); }
    Pos::GeomID         geomID() const          { return geomid_; }

                        // Cannot use name overloading: seems gcc prob
    SeisTrc*            getTrc( int trcnr, int nr=0 ) const
                        { return getTrace( BinID(0,trcnr), nr ); }
    bool                getGath( int trcnr, SeisTrcBuf& b ) const
                        { return getGather( BinID(0,trcnr), b ); }

    virtual const PosInfo::Line2DData&  posData() const         = 0;

protected:

    BufferString        lnm_;
    Pos::GeomID         geomid_;

};


#endif