import { ShallowRef } from 'vue';
export type OpenAlignment = "center" | "left" | "right";
export declare const useOpenAlignment: (element: Readonly<ShallowRef<Element | null>>, tooltipElement: Readonly<ShallowRef<Element | null>>, defaultPosition?: OpenAlignment) => {
    /**
     * Direction in which the popover should open to.
     */
    openAlignment: import('vue').Ref<OpenAlignment, OpenAlignment>;
    /**
     * Detects in which direction a popover should be opened, depending on the available space in each direction.
     * Should only be called onBeforeMount or later to support server side rendering.
     */
    updateOpenAlignment: () => void;
};