System/Library/PrivateFrameworks/SharingUI.framework

SFMagicHeadCircleView.h

NSObject
>
UIResponder
>
UIView

@interface SFMagicHeadCircleView : UIView

+ (Class)layerClass;

- (void)update;
- (id)initWithFrame:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0;
- (void)layoutSubviews;

@end