@class NSString, NSSet; @interface SXFontFamily : NSObject <SXFontFamily> @property (readonly, nonatomic) NSString *familyName; @property (readonly, nonatomic) NSSet *fontFaces; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; @end