NodePort.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,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * ========================================================================
 * PROJECT: OpenTracker
 * ======================================================================== */
/* ======================================================================= */

#ifndef _NODEPORT_H
#define _NODEPORT_H

#include "../dllinclude.h"

#include "Node.h"

namespace ot {

    class OPENTRACKER_API NodePort : public Node
    {

        // Methods
    protected:
        NodePort()
            : Node()
        {};
    public:
        virtual int isNodePort()
        {
            return 1;
        };

        virtual void onEventGenerated( Event& event, Node& generator)
        {
            updateObservers( event );
        }

        friend class CommonNodeFactory;
                friend class SpaceDeviceModule;
                friend class PanTiltUnitModule;
                friend class GoGoModule;
                friend class SysMouseModule;
                friend class ThreeToTwoDimFilterModule;
    };

} // namespace ot

#endif

/* 
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 *   End of NodePort.h
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