emhorizonpainter2d.h

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#ifndef emhorizonpainter2d_h
#define emhorizonpainter2d_h

/*+
________________________________________________________________________

 CopyRight:     (C) dGB Beheer B.V.
 Author:        Umesh Sinha
 Date:          May 2010
 RCS:           $Id$
________________________________________________________________________

-*/

#include "earthmodelmod.h"
#include "trckeyzsampling.h"
#include "emposid.h"
#include "flatview.h"
#include "geom2dintersections.h"


namespace EM
{

mExpClass(EarthModel) HorizonPainter2D : public CallBacker
{
public:
                        HorizonPainter2D(FlatView::Viewer&,const EM::ObjectID&);
                        ~HorizonPainter2D();

    void                setTrcKeyZSampling(const TrcKeyZSampling&,
                                           bool upd=false);
    void                setGeomID(Pos::GeomID);

    void                enableLine(bool);
    void                enableSeed(bool);
    bool                seedEnable() const { return seedenabled_; }


    TypeSet<int>&       getTrcNos()                     { return trcnos_; }
    TypeSet<float>&     getDistances()                  { return distances_; }

    void                paint();
    void                displayIntersection(bool yn);

        mStruct(EarthModel)     Marker2D
        {
                                Marker2D()
                                    : marker_(0)
                                    , sectionid_(-1)
                                {}
                                ~Marker2D()
                                { delete marker_; }

            FlatView::AuxData*  marker_;
            EM::SectionID       sectionid_;
        };

    void                getDisplayedHor(ObjectSet<Marker2D>&);
    void                displaySelections(const TypeSet<EM::PosID>&);
    void                removeSelections();
    void                updatePreferColors();


    Notifier<HorizonPainter2D>  abouttorepaint_;
    Notifier<HorizonPainter2D>  repaintdone_;
    void                setLine2DInterSectionSet(const Line2DInterSectionSet*);
    const Line2DInterSectionSet* getLine2DInterSectionSet()
                                            { return &intsectset_; }

protected:

    bool                addPolyLine();
    void                removePolyLine();
    void                removeIntersectionMarkers();

    void                horChangeCB(CallBacker*);
    void                changePolyLineColor();
    void                updateIntersectionMarkers(int sid);
    Marker2D*           create2DMarker(const EM::SectionID&,float,float);
    bool                calcLine2DIntersections();


    EM::ObjectID        id_;
    TrcKeyZSampling     tkzs_;

    OD::LineStyle       markerlinestyle_;
    MarkerStyle2D       markerstyle_;
    FlatView::Viewer&   viewer_;

    Pos::GeomID         geomid_;
    TypeSet<int>        trcnos_;
    TypeSet<float>      distances_;

    typedef ObjectSet<Marker2D>         SectionMarker2DLine;
    ObjectSet<SectionMarker2DLine>      markerline_;
    Marker2D*                           markerseeds_;

    bool                linenabled_;
    bool                seedenabled_;
    bool                intersection_;
    Line2DInterSectionSet intsectset_;
    ObjectSet<Marker2D>   intsectmarks_;
    Marker2D*             selectionpoints_;

private:
    Marker2D*           create2DMarker(const EM::SectionID&);
    void                updateSelectionColor();

};

} // namespace EM

#endif