import { default as React } from 'react';
declare const _default: React.MemoExoticComponent<() => React.JSX.Element>;
export default _default;
interface UseRenderBackdropParams {
    seriesNum: number;
    transitionDuration: number | null;
}
export declare function useRenderBackdrop(ref: React.RefObject<SVGGElement | null>, { seriesNum, transitionDuration }: UseRenderBackdropParams): (width: number, isIncompleteData: boolean) => void;