vtkCamera3DWidget.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkCamera3DWidget_h
#define vtkCamera3DWidget_h

#include "vtkAbstractWidget.h"
#include "vtkInteractionWidgetsModule.h" // For export macro
#include "vtkNew.h"                      // For vtkNew
#include "vtkWrappingHints.h"            // For VTK_MARSHALAUTO

VTK_ABI_NAMESPACE_BEGIN
class vtkCamera;
class vtkCamera3DRepresentation;

class VTKINTERACTIONWIDGETS_EXPORT VTK_MARSHALAUTO vtkCamera3DWidget : public vtkAbstractWidget
{
public:
  static vtkCamera3DWidget* New();

  vtkTypeMacro(vtkCamera3DWidget, vtkAbstractWidget);

  void CreateDefaultRepresentation() override;

  void SetRepresentation(vtkCamera3DRepresentation* r);

  void SetEnabled(int enabling) override;

protected:
  vtkCamera3DWidget();
  ~vtkCamera3DWidget() override;

  bool Active = false;
  vtkNew<vtkCallbackCommand> KeyEventCallbackCommand;

  // These methods handle events
  static void SelectAction(vtkAbstractWidget*);
  static void EndSelectAction(vtkAbstractWidget*);
  static void MoveAction(vtkAbstractWidget*);

  static void ProcessKeyEvents(vtkObject*, unsigned long, void*, void*);

private:
  vtkCamera3DWidget(const vtkCamera3DWidget&) = delete;
  void operator=(const vtkCamera3DWidget&) = delete;
};

VTK_ABI_NAMESPACE_END
#endif