MouseWheelInputEvent Object extends MouseInputEvent
typestring - 事件类型,可以是mouseWheel(鼠标滚轮)。deltaXInteger (可选)deltaYInteger (可选)wheelTicksXInteger (可选)wheelTicksYInteger (可选)accelerationRatioXInteger (可选)accelerationRatioYInteger (可选)hasPreciseScrollingDeltasboolean (可选)canScrollboolean (可选)