import { CSSProperties } from 'react';
import { Anchor, Placement } from "../typings";
export declare const getTriangleStyle: (placement?: Placement, tipAnchor?: DOMRect | undefined) => CSSProperties;
export declare const getComputedPosition: (targetAnchor: DOMRect, tipAnchor: DOMRect, placement?: Placement) => Anchor;
export declare const getAnchorByTargetRect: (targetAnchor: DOMRect, tipAnchor: DOMRect, placement?: Placement) => Anchor;