Class ZoomControlStateMachine

happens<K extends keyof ZoomEventPayloadMapping>(
    event: K,
    payload: ZoomEventPayloadMapping[K],
    context: ZoomContext,
): ZoomControlStates

onHappens(
    callback: (
        event: keyof ZoomEventPayloadMapping,
        payload: {} | ZoomByAtInputPayload | ZoomToAtInputPayload | ZoomByPayload,
        context: ZoomContext,
    ) => void,
): void

onStateChange(
    callback: StateChangeCallback<
        ZoomEventPayloadMapping,
        ZoomContext,
        ZoomControlStates,
    >,
): void

setContext(context: ZoomContext): void

switchTo(state: ZoomControlStates): void