import React from 'react';
import * as echarts from 'echarts/core';
import { SankeySeriesOption } from 'echarts/charts';
import { TooltipComponentOption, GridComponentOption } from 'echarts/components';
import { EChartsReactProps } from 'echarts-for-react';
export type ECOption = echarts.ComposeOption<SankeySeriesOption | TooltipComponentOption | GridComponentOption>;
export interface SankeyChartProps extends EChartsReactProps {
    option: ECOption;
}
export declare const SankeyChart: React.FC<SankeyChartProps>;