import { RadarChartOptions, RadarChartData } from '../types/chart';
import { Ref } from 'vue';
export declare const useRadarChart: ({ title, subtitle, indicator, groupLabels, extraOptions }: RadarChartOptions) => {
    chartRef: Ref<HTMLElement | null, HTMLElement | null>;
    renderChart: (data: RadarChartData) => void;
};
