@class NSString, CABackdropLayer; @interface _UIBackdropEffectView : UIView <CABackdropLayerDelegate> @property (retain, nonatomic) CABackdropLayer *backdropLayer; @property (nonatomic) double zoom; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (Class)layerClass; - (id)valueForUndefinedKey:(id)a0; - (id)init; - (BOOL)_shouldAnimatePropertyWithKey:(id)a0; - (void)setContentScaleFactor:(double)a0; - (void).cxx_destruct; @end