#ifndef OSG_LIGHTSOURCE
#define OSG_LIGHTSOURCE 1

#include <osg/Node>
#include <osg/NodeVisitor>
#include <osg/Light>

namespace osg {

/** Leaf Node for defining a light in the scene.*/
class SG_EXPORT LightSource : public Node
{
    public:

        LightSource();

        virtual Object* clone() const { return new LightSource(); }
        virtual bool isSameKindAs(Object* obj) { return dynamic_cast<LightSource*>(obj)!=NULL; }
        virtual const char* className() const { return "LightSource"; }
        virtual void accept(NodeVisitor& nv) { nv.apply(*this); }

        /** Set the attached light.*/
        void setLight(Light* light) { _light = light; }

        /** Get the attached light.*/
        Light* getLight() { return _light.get(); }

    protected:

        virtual ~LightSource();

        virtual bool readLocalData(Input& fr);
        virtual bool writeLocalData(Output& fw);

        virtual bool computeBound( void );

        ref_ptr<Light> _light;
};

};

#endif