VisualViewport

abstract member height: float

abstract member offsetLeft: float

abstract member offsetTop: float

abstract member onresize: (Event -> unit) option with get, set

abstract member onscroll: (Event -> unit) option with get, set

abstract member onscrollend: (Event -> unit) option with get, set

abstract member pageLeft: float

abstract member pageTop: float

abstract member scale: float

abstract member width: float

abstract member addEventListener (type: string, listener: EventListenerOrEventListenerObject, ?options: U2<bool,AddEventListenerOptions>) : unit

abstract member addEventListener<'E> (type: typekeyof<VisualViewportEventMap,'E>, listener: 'E -> obj, ?options: U2<bool,AddEventListenerOptions>) : unit

abstract member removeEventListener (type: string, listener: EventListenerOrEventListenerObject, ?options: U2<bool,EventListenerOptions>) : unit

abstract member removeEventListener<'E> (type: typekeyof<VisualViewportEventMap,'E>, listener: 'E -> obj, ?options: U2<bool,EventListenerOptions>) : unit