uicolseqdisp.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Bert
 Date:          Jan 2017
________________________________________________________________________

-*/

#include "uitoolsmod.h"
#include "uirgbarraycanvas.h"
#include "coltab.h"
class uiRGBArray;
class uiPixmap;
class MouseEvent;

namespace ColTab
{

    mGlobal(uiTools) void fillRGBArray(uiRGBArray&,const Sequence&,
                                        const Mapper* mpr=0,
                                        OD::Orientation orient=OD::Horizontal,
                                        int bordernrpix=0);
    mGlobal(uiTools) uiPixmap* getuiPixmap(const Sequence&,int szx,int szy,
                                        const Mapper* mpr=0,
                                        OD::Orientation orient=OD::Horizontal,
                                        int bordernrpix=0);
}


mExpClass(uiTools) uiColSeqDisp : public uiRGBArrayCanvas
{
public:

    typedef ColTab::Sequence    Sequence;
    typedef ColTab::Mapper      Mapper;
    typedef ColTab::PosType     PosType;
    typedef ColTab::ValueType   ValueType;

                                uiColSeqDisp(uiParent*,OD::Orientation,
                                             bool withudfcoldisp=true);
                                ~uiColSeqDisp();

    const Sequence&             sequence() const        { return *colseq_; }
    OD::Orientation             orientation() const     { return orientation_; }
    const Mapper*               mapper() const          { return mapper_; }
    const char*                 seqName() const;
    void                        setSequence(const Sequence&);
    void                        setSeqName(const char*);
    void                        setOrientation(OD::Orientation);
    void                        setMapper(const Mapper*);

    int                         pixFor(ValueType) const;

                                // The PosType is the relpos [0,1] in the bar
    CNotifier<uiColSeqDisp,PosType>     selReq; 
    CNotifier<uiColSeqDisp,PosType>     menuReq; 
    CNotifier<uiColSeqDisp,PosType>     upReq;   
    CNotifier<uiColSeqDisp,PosType>     downReq; 

protected:

    ConstRefMan<Sequence>       colseq_;
    ConstRefMan<Mapper>         mapper_;
    OD::Orientation             orientation_;
    const bool                  withudfcoldisp_;
    uiRGBArray*                 rgbarr_;

    void                        initCB(CallBacker*);
    void                        mouseWheelCB(CallBacker*);
    void                        keybCB(CallBacker*);
    void                        reSizeCB(CallBacker*);
    void                        mousePressCB( CallBacker* )
                                                { handleMouseBut(true); }
    void                        mouseReleaseCB( CallBacker* )
                                                { handleMouseBut(false); }
    void                        seqChgCB( CallBacker* )         { reDraw(); }
    void                        mapperChgCB( CallBacker* )      { reDraw(); }
    int                         longSz() const;
    PosType                     relPosFor(const MouseEvent&) const;

    bool                        setNewSeq(const Sequence&);
    void                        handleMouseBut(bool);
    virtual bool                handleLongTabletPress();

    void                        reDraw();

private:

    uiRGBArray&                 mkRGBArr();

};