vtkUniformGridAMRIterator.h

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

#include "vtkCommonDataModelModule.h" // For export macro
#include "vtkDataObjectTreeIterator.h"

VTK_ABI_NAMESPACE_BEGIN
class VTKCOMMONDATAMODEL_EXPORT vtkUniformGridAMRIterator : public vtkDataObjectTreeIterator
{
public:
  static vtkUniformGridAMRIterator* New();
  vtkTypeMacro(vtkUniformGridAMRIterator, vtkDataObjectTreeIterator);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void GoToFirstItem() override;

  void GoToNextItem() override;

  [[nodiscard]] unsigned int GetCurrentLevel() const;

  [[nodiscard]] unsigned int GetCurrentIndex() const;

  vtkInformation* GetCurrentMetaData() override;

protected:
  vtkUniformGridAMRIterator();
  ~vtkUniformGridAMRIterator() override;

private:
  vtkUniformGridAMRIterator(const vtkUniformGridAMRIterator&) = delete;
  void operator=(const vtkUniformGridAMRIterator&) = delete;

  [[nodiscard]] bool IsValid() VTK_FUTURE_CONST;

  void CheckItemAndLoopIfNeeded();

  unsigned int CurrentLevel = 0;
  unsigned int CurrentIndex = 0;
};

VTK_ABI_NAMESPACE_END
#endif