import { LitElement } from 'lit';
export declare class KpiRadarChart extends LitElement {
    data: any[];
    categories: string[];
    valueKey: string;
    currentGroup: string;
    static styles: import("lit").CSSResult;
    private chartWidth;
    private chartHeight;
    private resizeObserver?;
    render(): import("lit-html").TemplateResult<1>;
    connectedCallback(): void;
    disconnectedCallback(): void;
    updated(): void;
    drawRadar(): void;
}