code: func Scroll(x, y int, args ...int) {
  	var msDelay = 10
  	if len(args) > 0 {
  		msDelay = args[0]
  	}
  
  	cx := C.int(x)
  	cy := C.int(y)
  	cz := C.int(msDelay)
  
  	C.scroll(cx, cy, cz)
  }
docs: // Scroll scroll the mouse with x, y
  //
  // robotgo.Scroll(x, y, msDelay int)