sectionadjuster.h

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#ifndef sectionadjuster_h
#define sectionadjuster_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        K. Tingdahl
 Date:          January 2005
 RCS:           $Id$
________________________________________________________________________

-*/

#include "mpeenginemod.h"
#include "task.h"

#include "emposid.h"
#include "trckey.h"
#include "trckeyzsampling.h"

namespace Attrib { class SelSpec; }


namespace MPE
{

class SectionExtender;

mExpClass(MPEEngine) SectionAdjuster : public SequentialTask
{
public:
    EM::SectionID               sectionID() const;

    virtual void                reset() {}

    void                        setPositions(const TypeSet<TrcKey>& targets,
                                             const TypeSet<TrcKey>* src=0 );
    void                        setSeedPosition(const TrcKey&);

    int                         nextStep();
    const char*                 errMsg() const;

    virtual TrcKeyZSampling     getAttribCube(const Attrib::SelSpec&) const;
    virtual void                getNeededAttribs(
                                        TypeSet<Attrib::SelSpec>&) const;
    virtual bool                is2D() const                    { return false;}
    virtual bool                hasInitializedSetup() const     { return true; }

    virtual int                 getNrAttributes() const         { return 0; }
    virtual const Attrib::SelSpec* getAttributeSel( int idx ) const { return 0;}
    virtual void                setAttributeSel( int idx,
                                                 const Attrib::SelSpec& ) {}

    void                        setThresholdValue(float val);
    float                       getThresholdValue() const;
    bool                        removeOnFailure(bool yn);
    bool                        removesOnFailure() const;

    virtual void                fillPar(IOPar&) const;
    virtual bool                usePar(const IOPar&);

    void                        setUndo(bool yn) { setundo_ = yn; }
    void                        setSeedId(int);

protected:
                                SectionAdjuster(EM::SectionID sid=-1);
    TypeSet<TrcKey>             tks_;
    TypeSet<TrcKey>             tksrc_;
    BufferString                errmsg_;
    EM::SectionID               sectionid_;
    float                       thresholdval_;
    bool                        removeonfailure_;

    TrcKey                      seedtk_;
    bool                        setundo_;
    int                         seedid_;

    static const char*          sKeyAdjuster();
    static const char*          sKeyThreshold();
    static const char*          sKeyRemoveOnFailure();
};

} // namespace MPE

#endif