vtkActor2DCollection.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkActor2DCollection_h
#define vtkActor2DCollection_h
 
#include "vtkPropCollection.h"
#include "vtkRenderingCoreModule.h" // For export macro
 
#include "vtkActor2D.h" // Needed for inline methods
 
VTK_ABI_NAMESPACE_BEGIN
class vtkViewport;
 
class VTKRENDERINGCORE_EXPORT vtkActor2DCollection : public vtkPropCollection
{
public:
  static vtkActor2DCollection* New();
 
  vtkTypeMacro(vtkActor2DCollection, vtkPropCollection);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
  void Sort();
 
  void AddItem(vtkActor2D* a);
 
 
  int IsItemPresent(vtkActor2D* a);
  int IndexOfFirstOccurence(vtkActor2D* a);
  vtkActor2D* GetNextActor2D();
  vtkActor2D* GetLastActor2D();
 
 
  vtkActor2D* GetNextItem();
  vtkActor2D* GetLastItem();
 
  void RenderOverlay(vtkViewport* viewport);
 
  vtkActor2D* GetNextActor2D(vtkCollectionSimpleIterator& cookie)
  {
    return static_cast<vtkActor2D*>(this->GetNextItemAsObject(cookie));
  }
 
protected:
  vtkActor2DCollection() = default;
  ~vtkActor2DCollection() override;
 
  void DeleteElement(vtkCollectionElement*) 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); }
  int IsItemPresent(vtkObject* o) { return this->vtkCollection::IsItemPresent(o); }
  int IndexOfFirstOccurence(vtkObject* o) { return this->vtkCollection::IndexOfFirstOccurence(o); };
 
  vtkActor2DCollection(const vtkActor2DCollection&) = delete;
  void operator=(const vtkActor2DCollection&) = delete;
};
 
inline int vtkActor2DCollection::IsItemPresent(vtkActor2D* a)
{
  return this->vtkCollection::IsItemPresent(a);
}
 
inline int vtkActor2DCollection::IndexOfFirstOccurence(vtkActor2D* a)
{
  return this->vtkCollection::IndexOfFirstOccurence(a);
}
 
inline vtkActor2D* vtkActor2DCollection::GetNextActor2D()
{
  return static_cast<vtkActor2D*>(this->GetNextItemAsObject());
}
 
inline vtkActor2D* vtkActor2DCollection::GetLastActor2D()
{
  if (this->Bottom == nullptr)
  {
    return nullptr;
  }
  else
  {
    return static_cast<vtkActor2D*>(this->Bottom->Item);
  }
}
 
inline vtkActor2D* vtkActor2DCollection::GetNextItem()
{
  return this->GetNextActor2D();
}
 
inline vtkActor2D* vtkActor2DCollection::GetLastItem()
{
  return this->GetLastActor2D();
}
 
VTK_ABI_NAMESPACE_END
#endif