import * as React from 'react';
import { IVerticalBarChartProps, IDataPoint } from '@fluentui/react-charting';
export interface IExampleState {
    dynamicData: IDataPoint[];
    colors: string[];
}
export declare class VerticalBarChartDynamicExample extends React.Component<IVerticalBarChartProps, IExampleState> {
    private _colors;
    private _colorIndex;
    constructor(props: IVerticalBarChartProps);
    render(): JSX.Element;
    private _changeData;
    private _changeColors;
    private _randomY;
}