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/*=========================================================================
Program: Visualization Toolkit
Module: vtkActorCollection.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 vtkActorCollection
* @brief an ordered list of actors
*
* vtkActorCollection represents and provides methods to manipulate a list of
* actors (i.e., vtkActor and subclasses). The list is ordered and duplicate
* entries are not prevented.
*
* @sa
* vtkActor vtkCollection
*/
#ifndef vtkActorCollection_h
#define vtkActorCollection_h
#include "vtkActor.h" // For inline methods
#include "vtkPropCollection.h"
#include "vtkRenderingCoreModule.h" // For export macro
class vtkProperty;
class VTKRENDERINGCORE_EXPORT vtkActorCollection : public vtkPropCollection
{
public:
static vtkActorCollection* New();
vtkTypeMacro(vtkActorCollection, vtkPropCollection);
void PrintSelf(ostream& os, vtkIndent indent) override;
/**
* Add an actor to the bottom of the list.
*/
void AddItem(vtkActor* a);
/**
* Get the next actor in the list.
*/
vtkActor* GetNextActor();
/**
* Get the last actor in the list.
*/
vtkActor* GetLastActor();
//@{
/**
* Access routines that are provided for compatibility with previous
* version of VTK. Please use the GetNextActor(), GetLastActor() variants
* where possible.
*/
vtkActor* GetNextItem();
vtkActor* GetLastItem();
//@}
/**
* Apply properties to all actors in this collection.
*/
void ApplyProperties(vtkProperty* p);
/**
* Reentrant safe way to get an object in a collection. Just pass the
* same cookie back and forth.
*/
vtkActor* GetNextActor(vtkCollectionSimpleIterator& cookie)
{
return static_cast<vtkActor*>(this->GetNextItemAsObject(cookie));
}
protected:
vtkActorCollection() {}
~vtkActorCollection() override {}
private:
// hide the standard AddItem from the user and the compiler.
void AddItem(vtkObject* o) { this->vtkCollection::AddItem(o); }
void AddItem(vtkProp* o) { this->vtkPropCollection::AddItem(o); }
private:
vtkActorCollection(const vtkActorCollection&) = delete;
void operator=(const vtkActorCollection&) = delete;
};
inline void vtkActorCollection::AddItem(vtkActor* a)
{
this->vtkCollection::AddItem(a);
}
inline vtkActor* vtkActorCollection::GetNextActor()
{
return static_cast<vtkActor*>(this->GetNextItemAsObject());
}
inline vtkActor* vtkActorCollection::GetLastActor()
{
if (this->Bottom == nullptr)
{
return nullptr;
}
else
{
return static_cast<vtkActor*>(this->Bottom->Item);
}
}
inline vtkActor* vtkActorCollection::GetNextItem()
{
return this->GetNextActor();
}
inline vtkActor* vtkActorCollection::GetLastItem()
{
return this->GetLastActor();
}
#endif