import { PureComponent } from 'react';
import { DisplayValue, Threshold, Themeable } from '../../types';
export interface Props extends Themeable {
    height: number;
    maxValue: number;
    minValue: number;
    thresholds: Threshold[];
    showThresholdMarkers: boolean;
    showThresholdLabels: boolean;
    width: number;
    value: DisplayValue;
}
export declare class Gauge extends PureComponent<Props> {
    canvasElement: any;
    static defaultProps: Partial<Props>;
    componentDidMount(): void;
    componentDidUpdate(): void;
    getFormattedThresholds(): {
        value: number;
        color: string;
    }[];
    getFontScale(length: number): number;
    draw(): void;
    render(): JSX.Element;
}