visboxdragger.h

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#ifndef visboxdragger_h
#define visboxdragger_h

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        N. Hemstra
 Date:          August 2002
 RCS:           $Id$
________________________________________________________________________


-*/

#include "visbasemod.h"
#include "visobject.h"
#include "position.h"


namespace osgGeo { class TabBoxDragger; }
namespace osg { class ShapeDrawable; }



namespace visBase
{

class BoxDraggerCallbackHandler;

mExpClass(visBase) BoxDragger : public VisualObjectImpl
{
public:
    friend class BoxDraggerCallbackHandler;

    static BoxDragger*          create()
                                mCreateDataObj(BoxDragger);

    void                        setCenter(const Coord3&);
    Coord3                      center() const;
    
    void                        setWidth(const Coord3&);
    Coord3                      width() const;

    void                        setBoxTransparency(float);
    void                        showScaleTabs(bool);

    void                        setSpaceLimits(const Interval<float>&,
                                               const Interval<float>&,
                                               const Interval<float>&);

    void                        setWidthLimits(const Interval<float>& x,
                                               const Interval<float>& y,
                                               const Interval<float>& z );

    void                        showDraggerBorder(bool yn=true);
    bool                        isDraggerBorderShown() const;

    bool                        selectable() const { return selectable_; }
    void                        setSelectable(bool yn) { selectable_ = yn; }

    void                        setDisplayTransformation(const mVisTrans*);
    const mVisTrans*            getDisplayTransformation() const;

    void                        setPlaneTransDragKeys(bool depth,int keys);
    int                         getPlaneTransDragKeys(bool depth) const;
    void                        useInDepthTranslationForResize(bool);
    bool                        isInDepthTranslationUsedForResize() const;
    void                        setDragCtrlSpacing(const StepInterval<float>&,
                                                   const StepInterval<float>&,
                                                   const StepInterval<float>&);


    Notifier<BoxDragger>        started;
    Notifier<BoxDragger>        motion;
    Notifier<BoxDragger>        changed;
    Notifier<BoxDragger>        finished;

protected:
                                        ~BoxDragger();

    RefMan<const mVisTrans>             transform_;

    void                                setOsgMatrix(const Coord3& worldscale,
                                                     const Coord3& worldtrans);

    osgGeo::TabBoxDragger*              osgboxdragger_;
    osg::ShapeDrawable*                 osgdraggerbox_;
    BoxDraggerCallbackHandler*          osgcallbackhandler_;

    Interval<float>                     widthranges_[3];
    Interval<float>                     spaceranges_[3];

    StepInterval<float>                 dragctrlspacing_[3];

    bool                                selectable_;
    bool                                useindepthtransforresize_;
};

};
        
#endif