import type * as React from 'react';
import type { QrCodeOverlayProps } from './types.js';
/**
 * Centred logo slot drawn on top of the pattern, sized to an `extent` × `extent` box.
 *
 * @example
 * ```tsx
 * <QrCodeOverlay extent={7}>
 *   <rect width={7} height={7} fill="white" />
 *   <image href={logo} width={7} height={7} />
 * </QrCodeOverlay>
 * ```
 */
export declare const QrCodeOverlay: {
    ({ extent, children, ref: forwardedRef, ...props }: QrCodeOverlayProps): React.ReactNode;
    displayName: string;
};