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PsNullOutputCreator.cxx

Go to the documentation of this file.

/*
 * 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
 *
 */
#include "PsNullOutputCreator.h"
#include <assert.h>

#include "PsSimulatedObject.h"

PsController * PsNullOutputCreator::_theController = 0 ;
PsSimulatedObject * PsNullOutputCreator::_theEmptyObject = 0 ; 
map <const char *, PsOutputNT *> PsNullOutputCreator::_theNullOutputs ;

void PsNullOutputCreator::setController(PsController * ctrl) 
{
   if ( _theController == 0 )
      {
         _theController = ctrl ;
      }
}

PsController & PsNullOutputCreator::getController() 
{
   assert ( _theController != 0 ) ;
   return *_theController ;
}

PsSimulatedObject & PsNullOutputCreator::getSimulatedObject() 
{
   static const PsObjectDescriptor emptyObjectDescriptor("NullObject",
                                                         "BaseSimulatedObject",
                                                         "NoProcess",
                                                         0,
                                                         NULL) ;
   if ( _theEmptyObject == 0 )
      {
         _theEmptyObject = new PsSimulatedObject (getController(), emptyObjectDescriptor ) ;
      }
   return *_theEmptyObject ;
}

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