OMKScheduler.h

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/*
 * This file is part of openMask © INRIA, CNRS, Universite de Rennes 1 1993-2002, thereinafter the Software
 * 
 * The Software has been developped within the Siames Project. 
 * INRIA, the University of Rennes 1 and CNRS jointly hold intellectual property rights
 * 
 * The Software has been registered with the Agence pour la Protection des
 * Programmes (APP) under registration number IDDN.FR.001.510008.00.S.P.2001.000.41200
 *
 * This file may be distributed under the terms of the Q Public License
 * version 1.0 as defined by Trolltech AS of Norway and appearing in the file
 * LICENSE.QPL included in the packaging of this file.
 *
 * Licensees holding valid specific licenses issued by INRIA, CNRS or Université de Rennes 1 
 * for the software may use this file in accordance with that specific license 
 *
 */
#ifndef OMKSCHEDULERHEADER
#define OMKSCHEDULERHEADER

#include "OMKReferenceObjectHandle.h"
namespace OMK
{
class OMK_API Scheduler 
{
public:
   Scheduler(unsigned int numberOfSteps) ;
   

   virtual ~Scheduler () = 0 ;


   virtual void addToScheduable (ReferenceObjectHandle * ref, unsigned int when) = 0 ;


   virtual void removeFromScheduable (ReferenceObjectHandle * ref) = 0;

   virtual void schedule(ReferenceObjectHandle * ref) = 0 ;

   virtual void unschedule(ReferenceObjectHandle * ref) = 0;

   virtual void runStep (unsigned int which) = 0 ;
protected:
  virtual void setComputingState(ReferenceObjectHandle * , ReferenceObjectHandle::SimulatedObjectComputingState ) const ;

   unsigned int _numberOfSteps ;
};
} //namespace OMK
#endif

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