emzmap.h

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#pragma once
 
/*+
________________________________________________________________________
 
 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Nanne Hemstra
 Date:          October 2014
________________________________________________________________________
 
-*/
 
 
 
#include "earthmodelmod.h"
 
#include "coordsystem.h"
#include "executor.h"
 
class UnitOfMeasure;
template<class T> class Array2D;
 
namespace EM
{
 
mExpClass(EarthModel) ZMapImporter : public Executor
{ mODTextTranslationClass(ZMapImporter)
public:
                        ZMapImporter(const char* fnm);
                        ~ZMapImporter();
 
    od_int64            nrDone() const                  { return nrdone_; }
    od_int64            totalNr() const                 { return totalnr_; }
    uiString            uiMessage() const               { return msg_; }
    uiString            uiNrDoneText() const            { return nrdonetxt_; }
 
    void                setCoordSystem(Coords::CoordSystem*);
    void                setUOM(const UnitOfMeasure*);
 
    const Array2D<float>* data() const                  { return data_; }
    Array2D<float>*     data()                          { return data_; }
 
    Coord               minCoord() const;
    Coord               maxCoord() const;
    Coord               step() const;
 
protected:
 
    bool                initHeader();
    void                applyCRS();
    int                 nextStep();
 
    od_int64            nrdone_         = 0;
    od_int64            totalnr_        = 0;
    uiString            msg_;
    uiString            nrdonetxt_;
 
    Array2D<float>*     data_           = nullptr;
    BufferString        fnm_;
    bool                initdone_       = false;
    od_istream*         istrm_          = nullptr;
    RefMan<Coords::CoordSystem> coordsystem_;
 
    // header line 1
    int                 nrnodesperline_ = 0;
 
    // header line 2
    int                 nrchars_        = 0;
    float               undefval_       = -999.f;
    BufferString        undeftxt_;
    int                 nrdec_          = 0;
    int                 firstcol_       = 0;
 
    // header line 3
    int                 nrrows_         = 0;
    int                 nrcols_         = 0;
    double              xmin_           = 0.;
    double              xmax_           = 0.;
    double              ymin_           = 0.;
    double              ymax_           = 0.;
 
    // derived
    double              dx_             = 0.;
    double              dy_             = 0.;
 
    // Coords in survey's CRS
    Coord               mincrd_;
    Coord               maxcrd_;
};
 
} // namespace EM