SoRotateCamera.h

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/*************************************************************************************
**
** Copyright 2013, MeVis Medical Solutions AG
**
** The user may use this file in accordance with the license agreement provided with
** the Software or, alternatively, in accordance with the terms contained in a
** written agreement between the user and MeVis Medical Solutions AG.
**
** For further information use the contact form at https://www.mevislab.de/contact
**
**************************************************************************************/
 
#ifndef SO_ROTATE_CAMERA_H
#define SO_ROTATE_CAMERA_H
 
 
// Allows to rotate the camera around the focal point
 
#include "SoUtilsSystem.h"
 
#include <Inventor/nodes/SoSubNode.h>
#include <Inventor/nodes/SoNode.h>
#include <Inventor/nodes/SoSeparator.h>
 
#include <Inventor/fields/SoSFNode.h>
#include <Inventor/fields/SoSFInt32.h>
#include <Inventor/fields/SoSFTrigger.h>
#include <Inventor/fields/SoSFVec3f.h>
#include <Inventor/fields/SoSFFloat.h>
#include <Inventor/fields/SoSFTrigger.h>
#include <Inventor/fields/SoSFBool.h>
 
#include <Inventor/sensors/SoFieldSensor.h>
#include <Inventor/sensors/SoNodeSensor.h>
#include <Inventor/sensors/SoTimerSensor.h>
 
class SoCamera;
class SoGetBoundingBoxAction;
 
 
class SOUTILS_EXPORT SoRotateCamera : public SoNode
{
  SO_NODE_HEADER(SoRotateCamera);
 
public:
  SoRotateCamera();
  static void  initClass();
 
 
  SoSFNode inCamera;
  SoSFNode inScene;
 
  SoSFVec3f rotationAxis;
  SoSFFloat rotationAngle;
  SoSFInt32 rotationSteps;
  SoSFInt32 rotationCurrentStep;
 
  SoSFBool autoAdjustClippingPlanes;
 
  SoSFTrigger rotate;
  SoSFBool autoRotate;
 
 
 
 
protected:
  ~SoRotateCamera() override;
 
 
private:
 
  SoGetBoundingBoxAction* _autoClipBoxAction;
  SoNode* _inSceneNode;
 
  SoRef<SoSeparator> _root;
 
  bool _isAutoRotating;
 
  void rotateChanged(SoField*);
  void inSceneChanged(SoField*);
 
  SoTimerSensor*  _rotSensor;
  void rotationChanged(SoSensor* sensor);
  static void rotationChangedCB(void *data, SoSensor *sensor);
 
  void reorientCamera(const SbRotation& rot);
  void autoAdjustCameraClippingPlanes(SoCamera* camera);
};
 
#endif // __SoRotateCamera_H