vtkProp3DCollection.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkProp3DCollection_h
#define vtkProp3DCollection_h

#include "vtkProp3D.h" // Needed for inline methods
#include "vtkPropCollection.h"
#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkWrappingHints.h"       // For VTK_MARSHALAUTO

VTK_ABI_NAMESPACE_BEGIN
class VTKRENDERINGCORE_EXPORT VTK_MARSHALAUTO vtkProp3DCollection : public vtkPropCollection
{
public:
  static vtkProp3DCollection* New();
  vtkTypeMacro(vtkProp3DCollection, vtkPropCollection);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void AddItem(vtkProp3D* p);

  vtkProp3D* GetNextProp3D();

  vtkProp3D* GetLastProp3D();

  vtkProp3D* GetNextProp3D(vtkCollectionSimpleIterator& cookie)
  {
    return static_cast<vtkProp3D*>(this->GetNextItemAsObject(cookie));
  }

protected:
  vtkProp3DCollection() = default;
  ~vtkProp3DCollection() override = default;

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); }

  vtkProp3DCollection(const vtkProp3DCollection&) = delete;
  void operator=(const vtkProp3DCollection&) = delete;
};

inline void vtkProp3DCollection::AddItem(vtkProp3D* a)
{
  this->vtkCollection::AddItem(a);
}

inline vtkProp3D* vtkProp3DCollection::GetNextProp3D()
{
  return static_cast<vtkProp3D*>(this->GetNextItemAsObject());
}

inline vtkProp3D* vtkProp3DCollection::GetLastProp3D()
{
  int numItems = this->GetNumberOfItems();
  if (numItems == 0)
  {
    return nullptr;
  }
  else
  {
    return static_cast<vtkProp3D*>(this->GetItemAsObject(numItems - 1));
  }
}

VTK_ABI_NAMESPACE_END
#endif