velocityfunctionascio.h

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#pragma once
 
/*+
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Umesh Sinha
 Date:          Aug 2008
 RCS:           $Id$
________________________________________________________________________
 
-*/
 
#include "velocitymod.h"
#include "tableascio.h"
#include "task.h"
 
namespace Table { class FormatDesc; }
class BinIDValueSet;
 
namespace Vel
{
 
mExpClass(Velocity) FunctionAscIO : public Table::AscIO, public SequentialTask
{ mODTextTranslationClass(FunctionAscIO);
public:
                                FunctionAscIO( const Table::FormatDesc& fd,
                                               od_istream&,
                                               od_int64 filesizeinkb=-1 );
   static Table::FormatDesc*    getDesc();
   static void                  updateDesc(Table::FormatDesc&);
 
   float                        getUdfVal() const;
   bool                         isXY() const;
   void                         setOutput(BinIDValueSet& bvs)
                                { output_ = &bvs; first_ = true; }
 
protected:
 
   int                          nextStep();
   od_int64                     nrDone() const { return nrdone_/1024; }
   uiString                     uiNrDoneText() const { 
                                                    return tr("KBytes read"); 
                                                     }
   od_int64                     totalNr() const { return nrkbytes_; }
   static void                  createDescBody(Table::FormatDesc&);
 
   od_istream&                  strm_;   
   BinIDValueSet*               output_;
   bool                         first_;
   od_int64                     nrdone_;
   od_int64                     nrkbytes_;
};
 
} // namespace Vel