SysMouseSink.h

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 /* ========================================================================
  * Copyright (c) 2006,
  * Institute for Computer Graphics and Vision
  * Graz University of Technology
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  * Redistributions of source code must retain the above copyright notice,
  * this list of conditions and the following disclaimer.
  *
  * Redistributions in binary form must reproduce the above copyright
  * notice, this list of conditions and the following disclaimer in the
  * documentation and/or other materials provided with the distribution.
  *
  * Neither the name of the Graz University of Technology nor the names of
  * its contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  * ========================================================================
  * PROJECT: OpenTracker
  * ======================================================================== */
 /* ======================================================================= */

#ifndef _SYSMOUSESINK_H
#define _SYSMOUSESINK_H


#include "../OpenTracker.h"

#ifdef USE_SYSMOUSE

#include <OpenTracker/input/SysMouseModule.h>


namespace ot {

class OPENTRACKER_API SysMouseSink : public Node
{

public:
    Event relativeEvent, absoluteEvent;
    int changedAbsolute, changedRelative;

        
         
    virtual int isEventGenerator()
    {
        return 1;
    }

        SysMouseSink( SysMouseModule * ptr) : Node(),
                changedAbsolute(0),
                changedRelative(1)
        { 
                sysMouseModule = ptr;
        }

        ~SysMouseSink(void)
        {}

protected:
    
    virtual void onEventGenerated( Event& e, Node& generator)
        {
                if (generator.getName().compare("AbsoluteInput") == 0) 
                {
                        sysMouseModule->lock();
                        absoluteEvent = e;
                        changedAbsolute = 1;
                        sysMouseModule->unlock();
                }
                if (generator.getName().compare("RelativeInput") == 0) 
                {
                        sysMouseModule->lock();
                        relativeEvent = e;
                        changedRelative = 1;
                        sysMouseModule->unlock();
                }
        updateObservers( e );
        }
        SysMouseModule * sysMouseModule;
        friend class SysMouseModule;

};

}  // namespace ot

#endif //USE_SYSMOUSE

#endif //_SYSMOUSESINK_H

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