Inventor/ViewerComponents/nodes/SceneOrbiter.h

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#pragma once

#include <Inventor/Axis.h>
#include <Inventor/ViewerComponents/nodes/SceneInteractor.h>

class SoMouseWheelEvent;
class SoKeyboardEvent;
class SoLocation2Event;
class SoEvent;
class SoViewingCube;
class InteractionOrbiter;
class SoNodeSensor;
class SoFieldSensor;

class VIEWERCOMPONENTS_API SceneOrbiter : public SceneInteractor
{

public:

  enum RotationMethod
  {
    TURNTABLE,
    TRACKBALL
  };

  SceneOrbiter();

  virtual ~SceneOrbiter();

  void setConstraintLevel( float level );

  float getConstraintLevel();

  void setRotationMethod( RotationMethod method );

  RotationMethod getRotationMethod();

  void setUpAxis( openinventor::inventor::Axis::Type axis );

  openinventor::inventor::Axis::Type getUpAxis();

  void enableViewingCube( bool enabled );

  bool isViewingCubeEnabled() const;

  SoViewingCube* getViewingCube();

  virtual void setCameraMode( SceneInteractor::CameraMode mode );

private:
  virtual void mouseWheelMoved( SoMouseWheelEvent* wheelEvent, SoHandleEventAction* action );
  virtual void mouseMoved( SoLocation2Event* mouseEvent, SoHandleEventAction* action );
  virtual void mousePressed( SoMouseButtonEvent* mouseEvent, SoHandleEventAction* action );
  virtual void mouseReleased( SoMouseButtonEvent* mouseEvent, SoHandleEventAction* action );
  virtual void keyPressed( SoKeyboardEvent* keyEvent, SoHandleEventAction* action );
  virtual void keyReleased( SoKeyboardEvent* keyEvent, SoHandleEventAction* action );
  virtual void touch( SoTouchEvent* touchEvent, SoHandleEventAction* action );
  virtual void zoom(SoScaleGestureEvent* scaleEvent, SoHandleEventAction* action);
  virtual void rotate( SoRotateGestureEvent* rotateEvent, SoHandleEventAction* action );

private:
  InteractionOrbiter* m_interaction;
  SoViewingCube* m_viewingCube;
  SoRef<SoSwitch> m_viewingCubeSwitch;
  SoFieldSensor* m_upAxisSensor;

  // Tools to handle the external camera update (like ViewingCube)
  SoNodeSensor* m_cameraSensor;
  static void cameraSensorCallback(void* data, SoSensor* sensor);
  // Keep up to date the viewport to use it in the cameraSensorCallback
  SbViewportRegion m_viewportRegion;
};

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Open Inventor Toolkit reference manual, generated on 15 Mar 2023
Copyright © Thermo Fisher Scientific All rights reserved. http://www.openinventor.com/