import { Series } from '../Series';
import { PlotArea } from '../../types';

export type OverlaySeriesDrawer = (overlayCtx: CanvasRenderingContext2D, series: Series, plotArea: PlotArea) => void;
export declare function registerOverlaySeriesDrawer(type: string, drawer: OverlaySeriesDrawer): void;
export declare function getOverlaySeriesDrawer(type: string): OverlaySeriesDrawer | undefined;
export declare function drawRegisteredOverlaySeries(overlayCtx: CanvasRenderingContext2D, series: Iterable<Series>, plotArea: PlotArea): void;