@class NSString; @interface SXColumnCalculator : NSObject @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)columnLayoutWithViewportSize:(struct CGSize { double x0; double x1; })a0 constrainedToWidth:(double)a1 documentLayout:(id)a2 contentScaleFactor:(double)a3; - (id)columnLayoutWithConstrainedViewportSize:(struct CGSize { double x0; double x1; })a0 scaledConstrainedViewportSize:(struct CGSize { double x0; double x1; })a1 viewportSize:(struct CGSize { double x0; double x1; })a2 documentLayout:(id)a3 contentScaleFactor:(double)a4; - (id)columnLayoutWithConstrainedViewportSize:(struct CGSize { double x0; double x1; })a0 viewportSize:(struct CGSize { double x0; double x1; })a1 documentLayout:(id)a2; @end