export declare const getIChartOption: (outerColumns: any, outerRows: any, settings: any, extra: any) => {
    legend: {
        show: boolean;
        data?: undefined;
        formatter?: undefined;
    } | {
        show: boolean;
        data: any;
        formatter: (name: any) => any;
    };
    tipHtml: any;
    series: never[];
};