io:mouse-drag

(io:mouse-drag x y)


Description:

Define mouse-drag to start receiving mouse-drag messages


Arguments:

              x -- x coordinate of mouse drag

              y -- y coordinate of mouse drag


Returns: boolean


Examples:

(define io:mouse-drag

   (lambda (x y)

      (circles (now) (gfx:make-circle x y 10) 0)))



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