cmtkPipelineObject.h

Go to the documentation of this file.

/*
//
//  Copyright 1997-2009 Torsten Rohlfing
//
//  Copyright 2004-2010 SRI International
//
//  This file is part of the Computational Morphometry Toolkit.
//
//  http://www.nitrc.org/projects/cmtk/
//
//  The Computational Morphometry Toolkit 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 3 of
//  the License, or (at your option) any later version.
//
//  The Computational Morphometry Toolkit 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 the Computational Morphometry Toolkit.  If not, see
//  <http://www.gnu.org/licenses/>.
//
//  $Revision: 2752 $
//
//  $LastChangedDate: 2011-01-17 11:33:31 -0800 (Mon, 17 Jan 2011) $
//
//  $LastChangedBy: torstenrohlfing $
//
*/

#ifndef __cmtkPipelineObject_h_included_
#define __cmtkPipelineObject_h_included_

#include <cmtkconfig.h>

#include <Pipeline/cmtkObject.h>

#include <stdlib.h>
#include <stdio.h>

namespace
cmtk
{


class PipelineObject : 
  public Object 
{
protected:
  PipelineObject *Owner;
  
public:
  //  void SetOwner( PipelineObject *const owner ) { Owner = owner; }
  const PipelineObject* GetOwner() const { return Owner; }

  int Register( PipelineObject *const owner = NULL );

  void Unregister( PipelineObject *const owner = NULL );

  virtual long Update ();

  virtual void Execute () { this->UpdateExecuteTime(); }

protected:
  PipelineObject();

  virtual ~PipelineObject() {};

  void UpdateExecuteTime() 
  { 
    ExecuteTime = this->GetCurrentTime(); 
    ExecutePending = 0; 
  }

  virtual int CheckInputForUpdate( PipelineObject *const object );

  virtual long ExecuteIfNecessary();

private:
  long ExecuteTime;

  int ExecutePending;
};


} // namespace cmtk

#endif // #ifndef __cmtkPipelineObject_h_included_