visscenecoltab.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Nanne Hemstra
 Date:          August 2008
________________________________________________________________________

-*/

#include "visobject.h"
#include "coltabsequence.h"

class FontData;
namespace osg { class Geode; }


namespace visBase
{

class VisColorTab;

mExpClass(visBase) SceneColTab : public VisualObjectImpl
{ mODTextTranslationClass(SceneColTab);
public:
    static SceneColTab* create()
                        mCreateDataObj(SceneColTab);

    enum Pos            { Left, Right, Top, Bottom };
    void                setPos( Pos pos );
    Pos                 getPos() const      { return pos_; }

    void                setWindowSize(int winx, int winy);

    void                setOrientation(bool horizontal);
    bool                getOrientation() const { return horizontal_; }

    void                setAnnotFont(const FontData&);

    void                setColTabSequence(const ColTab::Sequence&);
    void                setColTabMapper(const ColTab::Mapper&);
    void                setLegendColor(const Color&);

    bool                turnOn(bool);
    void                setSize(int w,int h);
    Geom::Size2D<int>   getSize();

    virtual void        setPixelDensity(float dpi);


protected:

                        ~SceneColTab();
    void                updateDisplay();
    void                setPos(float x, float y);
    void                coltabChgCB( CallBacker* )      { updateDisplay(); }

    osg::Geode*         osgcolorbar_;
    ConstRefMan<ColTab::Sequence> sequence_;
    ConstRefMan<ColTab::Mapper> mapper_;
    Pos                 pos_;
    bool                horizontal_;
    int                 width_;
    int                 height_;
    float               aspratio_;
    int                 winx_;
    int                 winy_;
    float               pixeldensity_;
    int                 fontsize_;

};

} // class visBase