MyTrackballManipulator.h

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/******************************************************************************
 *
 *  Copyright (C) 2008 Boris Iven, Max Hermann
 *
 *  This file is part of the "CEDRIC Event Display" application.
 *
 *****************************************************************************/

#ifndef MYTRACKBALLMANIPULATOR_H
#define MYTRACKBALLMANIPULATOR_H

#include <osgGA/TrackballManipulator>

class MyTrackballManipulator : public osgGA::TrackballManipulator
{
public:
        MyTrackballManipulator();

        bool handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& us );

        void zoom( float delta );

protected:
        bool calcMovement();

        bool _allowThrow;
        unsigned int  _rotateButtonmask;
        unsigned int  _panButtonmask;
        unsigned int  _zoomButtonmask;
};

#endif