@class CALayer, CIContext; @interface PKStrokePreviewView : UIView { CALayer *_drawingLayer; CALayer *_shadowLayer; CIContext *_context; } - (id)initWithFrame:(struct CGRect { struct CGPoint { double x0; double x1; } x0; struct CGSize { double x0; double x1; } x1; })a0; - (void).cxx_destruct; @end