WheelEventのテスト

マウス・ホイール入力

wheel mousewheel
MouseEvent.screenX
MouseEvent.screenY
MouseEvent.clientX
MouseEvent.clientY
MouseEvent.altKey
MouseEvent.ctrlKey
MouseEvent.shiftKey
MouseEvent.metaKey
MouseEvent.button
MouseEvent.buttons
MouseEvent.relatedTarget
WheelEvent.deltaX
WheelEvent.deltaY
WheelEvent.deltaZ
WheelEvent.deltaMode※DeltaModeCode
mousewheel.wheelDelta
?.wheelDeltaX
?.wheelDeltaY