vtkObjectBaseQueue.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
 *
 * $Id: vtkObjectBaseQueue.h,v 1.5 2004/06/03 18:58:28 xpxqx Exp $
 *
 * Copyright (c) 2004 Sean McInerney
 * All rights reserved.
 *
 * See Copyright.txt or http://vtkextensions.sourceforge.net/Copyright.html
 * for details.
 *
 *    This software is distributed WITHOUT ANY WARRANTY; without even 
 *    the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
 *    PURPOSE.  See the above copyright notice for more information.
 *
 */
#ifndef VTK_OBJECT_BASE_QUEUE_H_
#  define VTK_OBJECT_BASE_QUEUE_H_
#  include "vtkContainer.h"
#  include "vtkObjectBaseQueueIterator.h" // Covariant return type.

VTK_EXTENSIONS_CONTAINERS_NAMESPACE_BEGIN

class vtkObjectBaseQueueInternal;

class VTK_EXTENSIONS_CONTAINERS_EXPORT vtkObjectBaseQueue
  : public vtkContainer
{
public:
  static vtkObjectBaseQueue* New (void);
  vtkTypeRevisionMacro (vtkObjectBaseQueue, vtkContainer);

  vtkIdType             GetSize (void) const;

  int                   IsEmpty (void) const;

  vtkIdType             GetMaxSize (void) const;

  void                  Clear (void);

  virtual int           Swap (vtkObjectBaseQueue* container);

  virtual int           Push (vtkObjectBase* object);

  int                   Pop (void);
  vtkObjectBase*        Front (void) const;

  vtkObjectBase*        Back (void) const;
  vtkObjectBaseQueueIterator* CreateIterator (void);

protected:
  vtkObjectBaseQueue (void);
  ~vtkObjectBaseQueue();

private:
  //BTX
  vtkObjectBaseQueueInternal* Internal;

  friend class vtkObjectBaseQueueIterator;

  int Swap (vtkContainer* a)
    { return this->Swap(static_cast<vtkObjectBaseQueue*>(a)); }
  //ETX

private:
  vtkObjectBaseQueue (const vtkObjectBaseQueue&);
  void operator= (const vtkObjectBaseQueue&);
};

VTK_EXTENSIONS_CONTAINERS_NAMESPACE_END

#endif /* VTK_OBJECT_BASE_QUEUE_H_ */
/* 
 * End of: $Id: vtkObjectBaseQueue.h,v 1.5 2004/06/03 18:58:28 xpxqx Exp $.
 * 
 */

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