@interface PRProximity : NSObject @property (readonly, nonatomic) double timestamp; @property (readonly, nonatomic) float range; @property (readonly, nonatomic) float azimuth; @property (readonly, nonatomic) float elevation; @property (readonly, nonatomic) BOOL azimuthIsValid; @property (readonly, nonatomic) BOOL elevationIsValid; - (void /* unknown type, empty encoding */)vector; - (id)initWithTime:(double)a0 range:(float)a1; - (id)initWithTime:(double)a0 range:(float)a1 azimuth:(float)a2 elevation:(float)a3; @end