import { CartesianAxes, CartesianAxesIndex, PolarAxes } from '../index.js';
import { Chart } from './chart.js';
export declare class ChartMarker extends Chart {
    constructor(data: any, options: any);
    plotterCartesian(axis: CartesianAxes, axisIndex: CartesianAxesIndex): void;
    plotterPolar(axis: PolarAxes, _: unknown): void;
    drawLegendSymbol(_legendId?: string, asSvgElement?: boolean): SVGGElement;
    onPointerOver(): void;
    onPointerOut(): void;
    onPointerMove(value: number | Date, key: 'x' | 'y', xScale: any, yScale: any): {
        point: any;
        style: {
            color?: undefined;
        };
    } | {
        point: any;
        style: {
            color: string;
        };
    };
}