OMKAnimatorEventPlugT.h

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/************************************************************************/
/* This file is part of openMask(c) 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 */
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/* 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.         */
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/* Licensees holding valid specific licenses issued by INRIA, CNRS or   */
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/************************************************************************/
#ifndef OMK_VIS_ANIMATOREVENTPLUGT_H
#define OMK_VIS_ANIMATOREVENTPLUGT_H

#include "OMKAnimatorPlugT.h"
#include "OMKIAnimatorEventPlug.h"
#include "OMKValuedEvent.h"

namespace OMK 
{
class Event ;
namespace Vis 
{
template< typename T >
class AnimatorEventPlugT : public AnimatorPlugT< T >, public IAnimatorEventPlug
{
public:



        AnimatorEventPlugT( VisBase& vis, const EventIdentifier& eventId ) ;

        virtual ~AnimatorEventPlugT() ;







        virtual void setEvent( const Event* event ) ;







        virtual const T& getTypedValue() const ;
  virtual bool isValueChanged() const 
  { 
          bool tmp = _updatedValue ; 
          _updatedValue = false ;
          return tmp ;
  }

protected:

        T _value ;
};

//-------------------------------------------------------------------------
// constructor
//-------------------------------------------------------------------------
template< typename T >
AnimatorEventPlugT<T>::AnimatorEventPlugT( VisBase& vis, const EventIdentifier& eventId ) : 
        AnimatorPlugT<T>(),
        IAnimatorEventPlug( vis, eventId ), 
        _value() // default value
{
}

//-------------------------------------------------------------------------
// destructor
//-------------------------------------------------------------------------
template< typename T >
AnimatorEventPlugT<T>::~AnimatorEventPlugT()
{
}

//-------------------------------------------------------------------------
// setEvent
//-------------------------------------------------------------------------
template< typename T >
void
AnimatorEventPlugT<T>::setEvent( const Event* event ) 
{ 
        const ValuedEvent< T >* valuedEvent = dynamic_cast< const ValuedEvent< T >* >( event ) ;
        OMASSERT( valuedEvent && "Bad type cast for the event" ) ;
        // Copy the value
        _value = valuedEvent->value ;
        _updatedValue = true ; 
}

//-------------------------------------------------------------------------
// getTypedValue
//-------------------------------------------------------------------------
template< typename T >
const T& 
AnimatorEventPlugT<T>::getTypedValue() const 
{
        return _value ;
}

}// namespace Vis
}// namespace OMK

#endif // OMK_VIS_ANIMATOREVENTPLUGT_H

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