UIKIT_EXTERN NSString *NSStringFromCGPoint(CGPoint point); UIKIT_EXTERN NSString *NSStringFromCGSize(CGSize size); UIKIT_EXTERN NSString *NSStringFromCGRect(CGRect rect); UIKIT_EXTERN NSString *NSStringFromCGAffineTransform(CGAffineTransform transform); UIKIT_EXTERN NSString *NSStringFromUIEdgeInsets(UIEdgeInsets insets);   UIKIT_EXTERN CGPoint CGPointFromString(NSString *string); UIKIT_EXTERN CGSize CGSizeFromString(NSString *string); UIKIT_EXTERN CGRect CGRectFromString(NSString *string); UIKIT_EXTERN CGAffineTransform CGAffineTransformFromString(NSString *string); UIKIT_EXTERN UIEdgeInsets UIEdgeInsetsFromString(NSString *string);