import { type RefObject } from 'react';
export type Direction = 'ltr' | 'rtl';
/**
 * Resolves the effective writing direction for `ref`'s element by walking its
 * ancestor chain and reacting to `dir` attribute mutations along the way.
 *
 * Radix primitives default to `dir="ltr"` when no `DirectionProvider` is
 * present and then stamp `dir="ltr"` onto the rendered element — which
 * overrides any inherited `dir="rtl"` from a parent. Pass the result of this
 * hook to the primitive's `dir` prop so the logical layout flips correctly.
 */
export declare function useDirection(ref: RefObject<HTMLElement | null>): Direction;
/**
 * Resolves the document-level writing direction. Use for components whose
 * Root is a pure context provider (no DOM element to ref) — e.g. Radix
 * DropdownMenu/ContextMenu/Menubar Roots.
 */
export declare function useDocumentDirection(): Direction;
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