/*
 *	osgART/ARTTransform
 *	osgART: AR ToolKit for OpenSceneGraph
 *
 *	Copyright (c) 2005-2007 ARToolworks, Inc. All rights reserved.
 *	
 *	Rev		Date		Who		Changes
 *  1.0   	2006-12-08  ---     Version 1.0 release.
 *
 */
/*
 * This file is part of osgART - AR Toolkit for OpenSceneGraph
 *
 * Copyright (c) 2005-2007 ARToolworks, Inc. All rights reserved.
 *
 * (See the AUTHORS file in the root of this distribution.)
 *
 *
 * OSGART is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * OSGART is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with OSGART; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 *
 */


#ifndef OSGART_ARTTRANSFORM
#define OSGART_ARTTRANSFORM 1

#include "osgART/Export"
#include "osgART/Marker"

#include <osg/MatrixTransform>

namespace osgART {

	/**
	 * Wrapper for AR Toolkit transformation. This class exposes the 
	 * model matrix of AR Toolkit as a transform node for OpenSceneGraph.
	 */
	class OSGART_EXPORT ARTTransform : public osg::MatrixTransform
	{
	public:

		/** 
		 * \brief default constructor.
		 * The default constructor. This transformation is automatically updated by
		 * the actual position of the marker choosed in argument.
		 * \param markerID the Marker identification.
		 * \param trackerId the Tracker identification.
		 */		
		ARTTransform(Marker *marker);
		
		/** 
		 * Assignment operator.
		 *
		 */
		ARTTransform& operator=(const ARTTransform &);
	    

		/**
		 * Returns the associated marker.
		 * \return instance of the marker associated with this Transform
		 */
		Marker* getMarker();
		
	protected:
	
		/** 
		 * Destructor.
		 */
		virtual ~ARTTransform();
		

	private:

		osg::ref_ptr<Marker> m_marker;

	};

};

#endif // !defined ARTTransform_h