text: /*=========================================================================
  
    Program:   Visualization Toolkit
    Module:    $RCSfile$
  
    Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
    All rights reserved.
    See Copyright.txt or http://www.kitware.com/Copyright.htm 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.
  
  =========================================================================*/
  // .NAME vtkObjectFactoryCollection - maintain a list of object factories
  // .SECTION Description
  // vtkObjectFactoryCollection is an object that creates and manipulates lists
  // of object of type vtkObjectFactory.
  
  // .SECTION see also
  // vtkCollection vtkObjectFactory
  
  #ifndef __vtkObjectFactoryCollection_h
  #define __vtkObjectFactoryCollection_h
  
  #include "vtkCollection.h"
  
  #include "vtkObjectFactory.h" // Needed for inline methods
  
  class VTK_COMMON_EXPORT vtkObjectFactoryCollection : public vtkCollection
  {
  public:
    vtkTypeRevisionMacro(vtkObjectFactoryCollection,vtkCollection);
    static vtkObjectFactoryCollection *New();
  
    // Description:
    // Add an ObjectFactory from the list.
    void AddItem(vtkObjectFactory *t)
      {
        this->vtkCollection::AddItem(t);
      }
    
    // Description:
    // Get the next ObjectFactory in the list. Return NULL when the end of the
    // list is reached.
    vtkObjectFactory *GetNextItem() 
      { return static_cast<vtkObjectFactory *>(this->GetNextItemAsObject());}
  
    //BTX
    // Description: 
    // Reentrant safe way to get an object in a collection. Just pass the
    // same cookie back and forth. 
    vtkObjectFactory *GetNextObjectFactory(vtkCollectionSimpleIterator &cookie) {
      return static_cast<vtkObjectFactory *>(
        this->GetNextItemAsObject(cookie));};
    //ETX
  
  protected:
    vtkObjectFactoryCollection() {};
    ~vtkObjectFactoryCollection() {};
  
  
  private:
    // hide the standard AddItem from the user and the compiler.
    void AddItem(vtkObject *o) { this->vtkCollection::AddItem(o); };
  
  private:
    vtkObjectFactoryCollection(const vtkObjectFactoryCollection&);  // Not implemented.
    void operator=(const vtkObjectFactoryCollection&);  // Not implemented.
  };
  
  
  #endif
  