vissower.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        J.C. Glas
 Date:          December 2010
________________________________________________________________________


-*/


#include "vissurveymod.h"
#include "emposid.h"
#include "keyenum.h"
#include "visobject.h"


class TrcKeySampling;

namespace visBase { class PolyLine; };

namespace visSurvey
{

#define mCtrlLeftButton ( (OD::ButtonState) (OD::LeftButton+OD::ControlButton) )

mExpClass(visSurvey) Sower : public visBase::VisualObjectImpl
{

public:
                        Sower(const visBase::VisualObjectImpl* =0);
                        ~Sower();

    void                setDisplayTransformation( const mVisTrans* );
    void                setEventCatcher( visBase::EventCatcher* );

    enum                SowingMode { Lasering=-2, Erasing=-1, Idle=0,
                                     Furrowing, FirstSowing, SequentSowing };

    SowingMode          mode()                          { return mode_; }

    void                reInitSettings();

    void                reverseSowingOrder(bool yn=true);
    void                alternateSowingOrder(bool yn=true);
    void                intersow(bool yn=true);

    void                setSequentSowMask(bool yn=true,
                                      OD::ButtonState mask=OD::LeftButton);
    void                setIfDragInvertMask(bool yn=true,
                                      OD::ButtonState mask=OD::ShiftButton);
    void                setLaserMask(bool yn=true,
                                      OD::ButtonState mask=OD::LeftButton);
    void                setEraserMask(bool yn=true,
                                      OD::ButtonState mask=mCtrlLeftButton);

    bool                moreToSow() const;
    void                stopSowing();

    Coord3              pivotPos() const;

    bool                accept(const visBase::EventInfo&);

    bool                activate(const Color&,const visBase::EventInfo&,
                                 int underlyingobjid=-1,
                                 const TrcKeySampling* workrange=0);
    Notifier<Sower>     sowingEnd;
    Notifier<Sower>     sowing;

protected:

    bool                isInWorkRange(const visBase::EventInfo&) const ;
    void                tieToWorkRange(const visBase::EventInfo&);
    void                calibrateEventInfo(visBase::EventInfo&);

    bool                acceptMouse(const visBase::EventInfo&);
    bool                acceptTablet(const visBase::EventInfo&);
    bool                acceptLaser(const visBase::EventInfo&);
    bool                acceptEraser(const visBase::EventInfo&);

    EM::PosID           getMarkerID(const visBase::EventInfo&) const; 

    void                reset();

    const visBase::VisualObjectImpl*    editobject_;
    visBase::EventCatcher*              eventcatcher_;
    const mVisTrans*                    transformation_;
    visBase::PolyLine*                  sowingline_;
    bool                                linelost_;
    SowingMode                          mode_;
    ObjectSet<visBase::EventInfo>       eventlist_;
    int                                 underlyingobjid_;
    TrcKeySampling*                     workrange_;
    TypeSet<Coord>                      mousecoords_;
    TypeSet<int>                        bendpoints_;

    bool                                reversesowingorder_;
    bool                                alternatesowingorder_;
    bool                                intersow_;

    OD::ButtonState                     pressedbutstate_;
    OD::ButtonState                     sequentsowmask_;
    OD::ButtonState                     ifdraginvertmask_;
    OD::ButtonState                     lasermask_;
    OD::ButtonState                     erasermask_;

    bool                                singleseeded_;

    EM::PosID                           curpid_;
    int                                 curpidstamp_;

    int                                 furrowstamp_;
};



}; // namespace visSurvey