/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2010 Robert Osfield
 *
 * This library is open source and may be redistributed and/or modified under
 * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
 * (at your option) any later version.  The full license is in LICENSE file
 * included with this distribution, and on the openscenegraph.org website.
 *
 * This library 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
 * OpenSceneGraph Public License for more details.
*/

#ifndef OSGGA_TRACKBALL_MANIPULATOR
#define OSGGA_TRACKBALL_MANIPULATOR 1

#include <osgGA/OrbitManipulator>


namespace osgGA {


class OSGGA_EXPORT TrackballManipulator : public OrbitManipulator
{
        typedef OrbitManipulator inherited;

    public:

        TrackballManipulator( int flags = DEFAULT_SETTINGS );
        TrackballManipulator( const TrackballManipulator& tm,
                              const osg::CopyOp& copyOp = osg::CopyOp::SHALLOW_COPY );

        META_Object( osgGA, TrackballManipulator );

};


}

#endif /* OSGGA_TRACKBALL_MANIPULATOR */