PushCons.h

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/* ======================================================================== 
 * Copyright (C) 2006  Graz University of Technology
 *
 * This framework is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This framework 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this framework; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * For further information please contact 
 * Dieter Schmalstieg
 * <schmalstieg@icg.tu-graz.ac.at>
 * Graz University of Technology, 
 * Institut for Computer Graphics and Vision,
 * Inffeldgasse 16a, 8010 Graz, Austria.
 * ========================================================================
 * PROJECT: OpenTracker
 * ======================================================================== */
 /* ======================================================================= */

#ifndef _PUSHCONS_H
#define _PUSHCONS_H

#include <OpenTracker/dllinclude.h>
#include <OpenTracker/core/Node.h>
#include <OpenTracker/skeletons/OT_CORBA.hh>
#include <ace/Thread_Mutex.h>
#include <stdio.h>
#include <iostream>
namespace ot {

class OPENTRACKER_API PushCons : public Node
{
// Members
public:
    Event event;

// Methods
protected:
 PushCons( ) : Node(), modified(false)
    {
      mu = new ACE_Thread_Mutex("pushcons");
    }

public:            
    virtual ~PushCons( ) {
      delete mu;
    }

    int isEventGenerator()
    {
        return 1;
    }

    void push();

    void push(const CORBA::Any& data);
    
    void setEvent(const OT_CORBA::Event& new_event);
    
    friend class CORBAModule;
    
 private:
    ACE_Thread_Mutex* mu;
    bool modified;

 public:
    void lock() { mu->acquire(); };
    void unlock() { mu->release(); };
    bool isModified() {return modified;};
    void disconnect_push_consumer ();
};

} // namespace ot

#endif

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