--- /dev/null
+//
+// NJOutputMouseScroll.h
+// Enjoy
+//
+// Created by Yifeng Huang on 7/28/12.
+//
+
+#import "NJOutput.h"
+
+@interface NJOutputMouseScroll : NJOutput
+
+@property (nonatomic, assign) int direction;
+@property (nonatomic, assign) float speed;
+
+@end