vtkPropCollection.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkPropCollection.h,v $

  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.

=========================================================================*/
#ifndef __vtkPropC_h
#define __vtkPropC_h

#include "vtkCollection.h"

#include "vtkProp.h" // Needed for inline methods

class VTK_COMMON_EXPORT vtkPropCollection : public vtkCollection
{
 public:
  static vtkPropCollection *New();
  vtkTypeRevisionMacro(vtkPropCollection,vtkCollection);

  void AddItem(vtkProp *a);

  vtkProp *GetNextProp();

  vtkProp *GetLastProp();
  
  int GetNumberOfPaths();
  
  //BTX

  vtkProp *GetNextProp(vtkCollectionSimpleIterator &cookie) {
    return static_cast<vtkProp *>(this->GetNextItemAsObject(cookie));};
  //ETX

protected:
  vtkPropCollection() {};
  ~vtkPropCollection() {};
  

private:
  // hide the standard AddItem from the user and the compiler.
  void AddItem(vtkObject *o) { this->vtkCollection::AddItem(o); };

private:
  vtkPropCollection(const vtkPropCollection&);  // Not implemented.
  void operator=(const vtkPropCollection&);  // Not implemented.
};

inline void vtkPropCollection::AddItem(vtkProp *a) 
{
  this->vtkCollection::AddItem((vtkObject *)a);
}

inline vtkProp *vtkPropCollection::GetNextProp() 
{ 
  return static_cast<vtkProp *>(this->GetNextItemAsObject());
}

inline vtkProp *vtkPropCollection::GetLastProp() 
{ 
  if ( this->Bottom == NULL )
    {
    return NULL;
    }
  else
    {
    return static_cast<vtkProp *>(this->Bottom->Item);
    }
}

#endif

---