agl/eventHandler.h

/* Copyright (c) 2007-2011, Stefan Eilemann <eile@equalizergraphics.com> 
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *  
 * 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 GNU Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef EQ_AGL_EVENTHANDLER_H
#define EQ_AGL_EVENTHANDLER_H

#include <eq/client/agl/types.h>
#include <eq/client/eventHandler.h> // base class

namespace eq
{
namespace agl
{
    class EventHandler : public eq::EventHandler
    {
    public:
        EventHandler( agl::WindowIF* window );
        
        virtual ~EventHandler();

        static void initMagellan( Node* node );

        static void exitMagellan( Node* node );

        agl::WindowIF* getWindow() const { return _window; }
        
        bool handleEvent( EventRef event );

    private:
        agl::WindowIF* const _window;

        EventHandlerRef _eventHandler;
        EventHandlerRef _eventDispatcher;

        void _processWindowEvent( WindowEvent& event );
        bool _processMouseEvent( WindowEvent& event );
        void _processKeyEvent( WindowEvent& event );

        uint32_t _getButtonState();
        uint32_t _getButtonAction( EventRef event );
        uint32_t _getKey( EventRef event );

        uint32_t _lastDX;
        uint32_t _lastDY;
    };
}
}
#endif // EQ_AGL_EVENTHANDLER_H