vtkInteractorStyle3D.h

Go to the documentation of this file.

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

  Program:   Visualization Toolkit
  Module:    vtkInteractorStyle3D.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 vtkInteractorStyle3D_h
#define vtkInteractorStyle3D_h

#include "vtkRenderingCoreModule.h" // For export macro
#include "vtkInteractorStyle.h"
#include "vtkNew.h" // ivars

class vtkCamera;
class vtkPropPicker;
class vtkProp3D;
class vtkMatrix3x3;
class vtkMatrix4x4;
class vtkTimerLog;
class vtkTransform;

class VTKRENDERINGCORE_EXPORT vtkInteractorStyle3D : public vtkInteractorStyle
{
public:
  static vtkInteractorStyle3D *New();
  vtkTypeMacro(vtkInteractorStyle3D,vtkInteractorStyle);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  // This method handles updating the prop based on changes in the devices
  // pose. We use rotate as the state to mean adjusting-the-actor-pose
  virtual void PositionProp(vtkEventData *);

  // This method handles updating the camera based on changes in the devices
  // pose. We use Dolly as the state to mean moving the camera forward
  virtual void Dolly3D(vtkEventData *);


  vtkSetMacro(DollyPhysicalSpeed, double);
  vtkGetMacro(DollyPhysicalSpeed, double);

  virtual void SetScale(vtkCamera *cam, double newScale);

  vtkPropPicker* GetInteractionPicker()
  {
    return this->InteractionPicker;
  };

protected:
  vtkInteractorStyle3D();
  ~vtkInteractorStyle3D() override;

  void FindPickedActor(double pos[3], double orient[4]);

  void Prop3DTransform(vtkProp3D *prop3D,
                       double *boxCenter,
                       int NumRotation,
                       double **rotate,
                       double *scale);

  vtkPropPicker *InteractionPicker;
  vtkProp3D *InteractionProp;
  vtkMatrix3x3 *TempMatrix3;
  vtkMatrix4x4 *TempMatrix4;

  vtkTransform *TempTransform;
  double AppliedTranslation[3];

  double DollyPhysicalSpeed;
  vtkNew<vtkTimerLog> LastDolly3DEventTime;

private:
  vtkInteractorStyle3D(const vtkInteractorStyle3D&) = delete;  // Not implemented.
  void operator=(const vtkInteractorStyle3D&) = delete;  // Not implemented.
};

#endif