Interface EventHandlers

interface EventHandlers {
    cancel?: (
        arg0: Event | TriggeredEvent<any, undefined, any, any>,
    ) => void;
    end?: (arg0: Coordinates, arg1: Event) => void;
    move?: (arg0: Coordinates, arg1: Event) => void;
    start?: (arg0: Coordinates, arg1: Event) => void;
}