vtkPolyLineWidget.h

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

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

VTK_ABI_NAMESPACE_BEGIN
class vtkPolyLineRepresentation;

class VTKINTERACTIONWIDGETS_EXPORT VTK_MARSHALAUTO vtkPolyLineWidget : public vtkAbstractWidget
{
public:
  static vtkPolyLineWidget* New();
  vtkTypeMacro(vtkPolyLineWidget, vtkAbstractWidget);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void SetRepresentation(vtkPolyLineRepresentation* r)
  {
    this->Superclass::SetWidgetRepresentation(reinterpret_cast<vtkWidgetRepresentation*>(r));
  }

  void CreateDefaultRepresentation() override;

  void SetEnabled(int enabling) override;

protected:
  vtkPolyLineWidget();
  ~vtkPolyLineWidget() override;

  int WidgetState;
  enum WidgetStateType
  {
    Start = 0,
    Active
  };

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

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

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

VTK_ABI_NAMESPACE_END
#endif