import * as React from 'react';
import type { Fill, Orientation } from './types';
export declare const getTabId: (uid: string, key: React.Key) => string;
export declare const getTabPanelId: (uid: string, key: React.Key) => string;
export declare const isHorizontal: (orientation: Orientation) => boolean;
export declare const isVertical: (orientation: Orientation) => boolean;
export declare const isRTL: (direction: string) => boolean;
export declare const isIntrinsic: (fill: Fill) => boolean;
export declare const isFixed: (fill: Fill) => boolean;
