@interface AKSizing : NSObject
+ (struct CGSize { double x0; double x1; })size:(struct CGSize { double x0; double x1; })a0 scaledForHeight:(double)a1;
+ (struct CGSize { double x0; double x1; })size:(struct CGSize { double x0; double x1; })a0 scaledForWidth:(double)a1;
@end