import type { Chart, Plugin } from 'chart.js';
import type { ResolvedReferenceLine } from '../../types';
interface ReferenceLineOptions {
    lines?: ResolvedReferenceLine[];
}
/** Draws horizontal reference lines across a chart */
export declare class ReferenceLinePlugin implements Plugin {
    id: string;
    afterDatasetsDraw(chart: Chart, _: any, pluginOptions: ReferenceLineOptions): void;
}
export {};
//# sourceMappingURL=ReferenceLinePlugin.d.ts.map