import * as React from 'react';
import { IPieChartProps } from './PieChart.types';
export declare class PieChartBase extends React.Component<IPieChartProps, {}> {
    static defaultProps: Partial<IPieChartProps>;
    private _classNames;
    private _emptyChartId;
    constructor(props: IPieChartProps);
    render(): JSX.Element;
    private _isChartEmpty;
}
