vtkInteractorStyleTrackballCamera.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
 
#ifndef vtkInteractorStyleTrackballCamera_h
#define vtkInteractorStyleTrackballCamera_h
 
#include "vtkInteractionStyleModule.h" // For export macro
#include "vtkInteractorStyle.h"
#include "vtkWrappingHints.h" // For VTK_MARSHALAUTO
 
VTK_ABI_NAMESPACE_BEGIN
class VTKINTERACTIONSTYLE_EXPORT VTK_MARSHALAUTO vtkInteractorStyleTrackballCamera
  : public vtkInteractorStyle
{
public:
  static vtkInteractorStyleTrackballCamera* New();
  vtkTypeMacro(vtkInteractorStyleTrackballCamera, vtkInteractorStyle);
  void PrintSelf(ostream& os, vtkIndent indent) override;


  void OnMouseMove() override;
  void OnLeftButtonDown() override;
  void OnLeftButtonUp() override;
  void OnMiddleButtonDown() override;
  void OnMiddleButtonUp() override;
  void OnRightButtonDown() override;
  void OnRightButtonUp() override;
  void OnMouseWheelForward() override;
  void OnMouseWheelBackward() override;
 
  // These methods for the different interactions in different modes
  // are overridden in subclasses to perform the correct motion. Since
  // they are called by OnTimer, they do not have mouse coord parameters
  // (use interactor's GetEventPosition and GetLastEventPosition)
  void Rotate() override;
  void Spin() override;
  void Pan() override;
  void Dolly() override;
  void EnvironmentRotate() override;


  vtkSetMacro(MotionFactor, double);
  vtkGetMacro(MotionFactor, double);
 
protected:
  vtkInteractorStyleTrackballCamera();
  ~vtkInteractorStyleTrackballCamera() override;
 
  double MotionFactor;
 
  virtual void Dolly(double factor);
 
private:
  vtkInteractorStyleTrackballCamera(const vtkInteractorStyleTrackballCamera&) = delete;
  void operator=(const vtkInteractorStyleTrackballCamera&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif