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/*=========================================================================
Program: Visualization Toolkit
Module: vtkRendererCollection.h
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.
=========================================================================*/
/**
* @class vtkRendererCollection
* @brief an ordered list of renderers
*
* vtkRendererCollection represents and provides methods to manipulate a list
* of renderers (i.e., vtkRenderer and subclasses). The list is ordered and
* duplicate entries are not prevented.
*
* @sa
* vtkRenderer vtkCollection
*/
#ifndef vtkRendererCollection_h
#define vtkRendererCollection_h
#include "vtkCollection.h"
#include "vtkRenderer.h" // Needed for static cast
#include "vtkRenderingCoreModule.h" // For export macro
VTK_ABI_NAMESPACE_BEGIN
class VTKRENDERINGCORE_EXPORT vtkRendererCollection : public vtkCollection
{
public:
static vtkRendererCollection* New();
vtkTypeMacro(vtkRendererCollection, vtkCollection);
void PrintSelf(ostream& os, vtkIndent indent) override;
/**
* Add a Renderer to the bottom of the list.
*/
void AddItem(vtkRenderer* a) { this->vtkCollection::AddItem(a); }
/**
* Get the next Renderer in the list.
* Return NULL when at the end of the list.
*/
vtkRenderer* GetNextItem() { return static_cast<vtkRenderer*>(this->GetNextItemAsObject()); }
/**
* Forward the Render() method to each renderer in the list.
*/
void Render();
/**
* Get the first Renderer in the list.
* Return NULL when at the end of the list.
*/
vtkRenderer* GetFirstRenderer();
/**
* Reentrant safe way to get an object in a collection. Just pass the
* same cookie back and forth.
*/
vtkRenderer* GetNextRenderer(vtkCollectionSimpleIterator& cookie)
{
return static_cast<vtkRenderer*>(this->GetNextItemAsObject(cookie));
}
protected:
vtkRendererCollection() = default;
~vtkRendererCollection() override = default;
private:
// hide the standard AddItem from the user and the compiler.
void AddItem(vtkObject* o) { this->vtkCollection::AddItem(o); }
vtkRendererCollection(const vtkRendererCollection&) = delete;
void operator=(const vtkRendererCollection&) = delete;
};
VTK_ABI_NAMESPACE_END
#endif
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