SoRotateSphericalDragger.h

#ifndef COIN_SOROTATESPHERICALDRAGGER_H
#define COIN_SOROTATESPHERICALDRAGGER_H

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#include <Inventor/draggers/SoDragger.h>
#include <Inventor/tools/SbLazyPimplPtr.h>
#include <Inventor/fields/SoSFRotation.h>
#include <Inventor/SbMatrix.h>
#include <Inventor/SbVec3f.h>

class SoSensor;
class SoFieldSensor;
class SbSphereProjector;
class SoRotateSphericalDraggerP;

class COIN_DLL_API SoRotateSphericalDragger : public SoDragger {
  typedef SoDragger inherited;

  SO_KIT_HEADER(SoRotateSphericalDragger);
  SO_KIT_CATALOG_ENTRY_HEADER(feedback);
  SO_KIT_CATALOG_ENTRY_HEADER(feedbackActive);
  SO_KIT_CATALOG_ENTRY_HEADER(feedbackSwitch);
  SO_KIT_CATALOG_ENTRY_HEADER(rotator);
  SO_KIT_CATALOG_ENTRY_HEADER(rotatorActive);
  SO_KIT_CATALOG_ENTRY_HEADER(rotatorSwitch);

public:
  static void initClass(void);
  SoRotateSphericalDragger(void);

  SoSFRotation rotation;

  void setProjector(SbSphereProjector * p);
  const SbSphereProjector * getProjector(void) const;

protected:
  virtual ~SoRotateSphericalDragger(void);
  virtual SbBool setUpConnections(SbBool onoff, SbBool doitalways = FALSE);

  virtual void copyContents(const SoFieldContainer * fromfc,
                            SbBool copyconnections);

  static void startCB(void * f, SoDragger * d);
  static void motionCB(void * f, SoDragger * d);
  static void doneCB(void * f, SoDragger * d);
  static void fieldSensorCB(void * f, SoSensor * s);
  static void valueChangedCB(void * f, SoDragger * d);

  void dragStart(void);
  void drag(void);
  void dragFinish(void);

  SoFieldSensor * fieldSensor;
  SbMatrix prevMotionMatrix;
  SbVec3f prevWorldHitPt;
  SbSphereProjector * sphereProj;
  SbBool userProj;

private:
  SbLazyPimplPtr<SoRotateSphericalDraggerP> pimpl;

  // NOT IMPLEMENTED:
  SoRotateSphericalDragger(const SoRotateSphericalDragger & rhs);
  SoRotateSphericalDragger & operator = (const SoRotateSphericalDragger & rhs);
}; // SoRotateSphericalDragger

#endif // !COIN_SOROTATESPHERICALDRAGGER_H