uidpscrossplottools.h

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#ifndef uidpscrossplottools_h
#define uidpscrossplottools_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Satyaki Maitra
 Date:          June 2011
 RCS:           $Id$
________________________________________________________________________

-*/

#include "uiiomod.h"
#include "uiiomod.h"
#include "uigeom.h"
#include "polygon.h"


mStruct(uiIo) SelectionArea
{
    enum SelAxisType    { Y1, Y2, Both };

                            SelectionArea(const uiRect&);
                            SelectionArea(const ODPolygon<int>&);
                            SelectionArea(bool isrect);
                            SelectionArea() : axistype_(SelectionArea::Y1) {}
                            ~SelectionArea();

    bool                        isrectangle_;
    bool                        isInside(const uiPoint&) const;
    bool                        isValid() const;
    Interval<double>            getValueRange(bool forx,bool alt=false) const;
    BufferStringSet             getAxisNames() const;
    uiPoint                     center() const;
    float                       selectedness(uiPoint) const;


    BufferString                xaxisnm_;
    BufferString                yaxisnm_;
    BufferString                altyaxisnm_;
    int                         id_;
    uiRect                      rect_;
    ODPolygon<int>              poly_;
    SelAxisType                 axistype_;
    uiWorldRect                 worldrect_;
    ODPolygon<double>           worldpoly_;
    uiWorldRect                 altworldrect_;
    ODPolygon<double>           altworldpoly_;
    uiPoint                     center_;
    bool                        operator==(const SelectionArea&) const;
    void                        geomChanged()   { maxdistest_ = mUdf(double); }
                                // has to be called after pts changed only if
                                // you want maxdistest_

protected:

    mutable double              maxdistest_;
    double                      minDisToBorder(uiPoint) const;
                                // only for inside pts 
    double                      maxDisToBorder() const;
};


mExpClass(uiIo) SelectionGrp : public NamedObject
{
public:
                                SelectionGrp(const char* nm, const Color& col)
                                    : NamedObject(nm), col_(col)        {}
                                SelectionGrp()
                                    : NamedObject()                     {}
                                ~SelectionGrp()                         {}

        Color                   col_;
        int                     size() const;
        bool                    hasAltAxis() const;
        bool                    isValidIdx(int idx) const;
        int                     isInside(const uiPoint&) const;
                                // return selarea id || - 1 if not selected
        int                     validIdx(int selareaid) const;
        void                    addSelection(const SelectionArea&);
        void                    removeSelection(int);
        void                    removeAll();

        void                    setSelectionArea(const SelectionArea&);
        bool                    getSelectionArea(SelectionArea&,int id) const;
        SelectionArea&          getSelectionArea(int idx);
        const SelectionArea&    getSelectionArea(int idx) const;
        SelectionArea::SelAxisType getSelectionAxis(int selareaid) const;
        void                    usePar(const IOPar&);
        void                    fillPar(IOPar&) const;
        void                    getInfo(BufferString&) const;
protected:
        TypeSet<SelectionArea> selareas_;
};

#endif