madstream.h

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#pragma once
/*+
 * (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 * AUTHOR   : R. K. Singh
 * DATE     : March 2008
 * ID       : $Id$
-*/
 
 
#include "madagascarmod.h"
#include "position.h"
#include "od_iostream.h"
#include "uistring.h"
 
class SeisTrcReader;
class SeisTrcWriter;
class SeisTrcBuf;
class SeisPSReader;
class SeisPSWriter;
 
namespace PosInfo { class CubeData; class CubeDataIterator; class Line2DData; }
namespace Seis { class SelData; }
 
namespace ODMad
{
 
mExpClass(Madagascar) MadStream
{ mODTextTranslationClass(MadStream);
public:
                                MadStream(IOPar&);
                                ~MadStream();
 
    const IOPar*                getHeaderPars()         { return headerpars_; }
    bool                        getNextTrace(float*);
    int                         getNrSamples() const;
    bool                        putHeader(od_ostream&);
    bool                        writeTraces(bool writetofile=true);
    SeisTrcBuf*                 getTrcBuf() const       { return stortrcbuf_; }
 
    bool                        isOK() const;
    uiString                    errMsg() const;
 
    bool                        isBinary() const        { return isbinary_; }
    bool                        is2D() const            { return is2d_; }
    bool                        isPS() const            { return isps_; }
    void                        setStorBufMine( bool yn )
                                { stortrcbufismine_ = yn; }
 
protected:
 
    static uiString             sNoPositionsInPosFile();
    static uiString             sPosFile();
 
    bool                        iswrite_;
    bool                        is2d_;
    bool                        isps_;
    bool                        isbinary_;
    IOPar&                      pars_;
    IOPar*                      headerpars_;
    uiString&                   errmsg_;
 
    od_istream*                 istrm_;
    od_ostream*                 ostrm_;
 
    SeisTrcReader*              seisrdr_;
    SeisTrcWriter*              seiswrr_;
    SeisPSReader*               psrdr_;
    SeisPSWriter*               pswrr_;
 
    BinID                       curbid_;
    SeisTrcBuf*                 trcbuf_;
    SeisTrcBuf*                 stortrcbuf_;
    bool                        stortrcbufismine_;
    PosInfo::CubeDataIterator*  iter_;
    PosInfo::CubeData*          cubedata_;
    PosInfo::Line2DData*        l2ddata_;
    int                         nroffsets_;
    int                         curtrcidx_;             // For PS
 
    void                        initRead(IOPar*);
    void                        initWrite(IOPar*);
    void                        fillHeaderParsFromStream();
    void                        fillHeaderParsFromSeis();
    void                        fillHeaderParsFromPS(const Seis::SelData*);
    bool                        write2DTraces(bool);
    void                        readRSFTrace(float*,int) const;
    bool                        getNextPos(BinID&);
    BufferString                getPosFileName(bool forread=false) const;
};
 
 
} // namespace ODMad