1 #import <Foundation/Foundation.h> 2 #import "CPTAxisSet.h" 3 4 @class CPTXYAxis; 5 6 @interface CPTXYAxisSet : CPTAxisSet { 7 } 8 9 @property (nonatomic, readonly, retain) CPTXYAxis *xAxis; 10 @property (nonatomic, readonly, retain) CPTXYAxis *yAxis; 11 12 @end 13