import React from 'react';
interface TooltipSeries {
    key: string;
    label: string;
    color: string;
    accessor: (d: any) => number;
}
interface ChartTooltipProps {
    series: TooltipSeries[];
    formatX?: (value: any) => string;
    formatY?: (value: any) => string;
}
export declare const ChartTooltip: React.FC<ChartTooltipProps>;
export {};