import { IGaugeLabelsPluginConfig } from "./types";
import { ChartPlugin } from "../../common/chart-plugin";
/**
 * A chart plugin that handles the rendering of labels for a donut gauge
 */
export declare class DonutGaugeLabelsPlugin extends ChartPlugin {
    config: IGaugeLabelsPluginConfig;
    static readonly MARGIN_DEFAULT = 25;
    /** The default plugin configuration */
    DEFAULT_CONFIG: IGaugeLabelsPluginConfig;
    private readonly destroy$;
    private lasagnaLayer;
    constructor(config?: IGaugeLabelsPluginConfig);
    initialize(): void;
    update(): void;
    updateDimensions(): void;
    destroy(): void;
    private drawThresholdLabels;
    private getTextAnchor;
    private getAlignmentBaseline;
}