vtkInteractorStyleTrackballCamera.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    vtkInteractorStyleTrackballCamera.h

  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef vtkInteractorStyleTrackballCamera_h
#define vtkInteractorStyleTrackballCamera_h

#include "vtkInteractionStyleModule.h" // For export macro
#include "vtkInteractorStyle.h"

class VTKINTERACTIONSTYLE_EXPORT 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;


  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;
};

#endif