NSString与CGPoint、CGSize等结构体之间转换的API !!!

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);