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32 
33 #ifndef COIN_SOVRMLCYLINDERSENSOR_H
34 #define COIN_SOVRMLCYLINDERSENSOR_H
35 
36 #include <Inventor/nodes/SoSubNode.h>
37 #include <Inventor/VRMLnodes/SoVRMLDragSensor.h>
38 #include <Inventor/fields/SoSFFloat.h>
39 #include <Inventor/fields/SoSFRotation.h>
40 
41 class COIN_DLL_API SoVRMLCylinderSensor : public SoVRMLDragSensor
42 {
43   typedef SoVRMLDragSensor inherited;
44   SO_NODE_HEADER(SoVRMLCylinderSensor);
45 
46 public:
47   static void initClass(void);
48   SoVRMLCylinderSensor(void);
49 
50   SoSFFloat diskAngle;
51   SoSFFloat maxAngle;
52   SoSFFloat minAngle;
53   SoSFFloat offset;
54   SoSFRotation rotation_changed;
55 
56 protected:
57 
58   virtual SbBool dragStart(void);
59   virtual void drag(void);
60   virtual void dragFinish(void);
61 
62   virtual ~SoVRMLCylinderSensor();
63 
64 private:
65   static float findAngle(const SbRotation & rot);
66   class SbCylinderProjector * cylinderproj;
67 };
68 
69 #endif // ! COIN_SOVRMLCYLINDERSENSOR_H
70