vtkPVInteractorStyle.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkPVInteractorStyle_h
#define vtkPVInteractorStyle_h
 
#include "vtkInteractorStyleTrackballCamera.h"
#include "vtkPVVTKExtensionsInteractionStyleModule.h" // needed for export macro
 
class vtkCameraManipulator;
class vtkCollection;
 
class VTKPVVTKEXTENSIONSINTERACTIONSTYLE_EXPORT vtkPVInteractorStyle
  : public vtkInteractorStyleTrackballCamera
{
public:
  static vtkPVInteractorStyle* New();
  vtkTypeMacro(vtkPVInteractorStyle, vtkInteractorStyleTrackballCamera);
  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 OnKeyDown() override;
  void OnKeyUp() override;
 
  void OnChar() override;
 
  void AddManipulator(vtkCameraManipulator* m);
 
  void RemoveAllManipulators();
 
 
  vtkGetObjectMacro(CameraManipulators, vtkCollection);
 
 
  vtkSetMacro(MouseWheelZoomsToCursor, bool);
  vtkGetMacro(MouseWheelZoomsToCursor, bool);
 
 
  vtkSetVector3Macro(CenterOfRotation, double);
  vtkGetVector3Macro(CenterOfRotation, double);
 
 
  vtkSetMacro(RotationFactor, double);
  vtkGetMacro(RotationFactor, double);
 
  virtual vtkCameraManipulator* FindManipulator(int button, int shift, int control);
 
  static void DollyToPosition(double fact, int* position, vtkRenderer* renderer);
 
  static void TranslateCamera(vtkRenderer* renderer, int toX, int toY, int fromX, int fromY);
 
  using vtkInteractorStyleTrackballCamera::Dolly;
 
protected:
  vtkPVInteractorStyle();
  ~vtkPVInteractorStyle() override;
 
  void Dolly(double factor) override;
 
  vtkCameraManipulator* CurrentManipulator;
  bool MouseWheelZoomsToCursor = false;
  double CenterOfRotation[3];
  double RotationFactor;
 
  // The CameraInteractors also store there button and modifier.
  vtkCollection* CameraManipulators;
 
  void OnButtonDown(int button, int shift, int control);
  void OnButtonUp(int button);
  void ResetLights();
 
  vtkPVInteractorStyle(const vtkPVInteractorStyle&) = delete;
  void operator=(const vtkPVInteractorStyle&) = delete;
};
 
#endif