/*
 *	osgART/VideoPlane
 *	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_VIDEOPLANE
#define OSGART_VIDEOPLANE

// STL include
#include <deque>

// graphics include
#include <osg/Node>
#include <osg/Group>
#include <osg/MatrixTransform>
#include <osg/Geometry>
#include <osg/Projection>


// local include
#include "osgART/Export"
#include "osgART/GenericVideoObject"
#include "osgART/GenericVideo"

namespace osgART {

	/**
	* \class VideoPlane.
	* A default video object displaying a video on a plane surface.
	* The plane is centred in 0.0 in the XY Plane. the dimension of the plane is 2x2.
	*/
	class OSGART_EXPORT VideoPlane : public GenericVideoObject
	{
	public:        
		/** 
		 * \brief default constructor.
		 * \param width width of the texture
		 * \param height of the texture
		 */
		VideoPlane(GenericVideo* video);
		

		/**
		 * Initialize
		 */    
		virtual void init();
		
		/** 
		 * Add a video
		 * \param layerVideoID ID of the video that is to be added to the 
		 * layered texture
		 */
		void addVideo(GenericVideo* video);

	protected:
	
		/**
		 * \brief destructor.
		 */
		virtual ~VideoPlane();
		
		virtual osg::Node* buildObject();
		
		virtual osg::Geode* buildGeometry();
		
		virtual void setTransparency(float alpha);
		
		osg::ref_ptr<osg::Geometry>	m_geometry;
		
		float m_width;
		float m_height;
		
		typedef std::deque< osg::ref_ptr<GenericVideo> > VideoArray;
		typedef std::deque< osg::ref_ptr<osg::Texture> > TextureArray;
		
		VideoArray m_layervideos;
		TextureArray m_LayerTextures;

	};
};
#endif