import { Axes } from '../Axes/axes.js';
import { CartesianAxes } from '../index.js';
import { Visitor } from './visitor.js';
export declare class VerticalMouseOver implements Visitor {
    private trace;
    private group;
    private axes;
    private mouseGroup;
    private mousePerLine;
    private customNumberFormatter;
    constructor(trace?: string[], numberFormatter?: (value: number, extent?: [number, number]) => string);
    setTrace(trace: string[]): void;
    visit(axes: Axes): void;
    create(axes: CartesianAxes): void;
    onPointerout(): void;
    onPointerover(): void;
    yPosForCharts(mouse: any): any;
    isHidden(element: any): boolean;
    closestPointForChart(id: string, datum: any[], y: number, yPos: number, rMin: number): number[];
    update(mouse: any, yPos: any): void;
    findClosestPoint(y: any, y1: any, y2: any): any[];
    findIndex(inputDatum: any, xKey: any, yKey: any, yValue: any): number;
    determineLabel(extent: any[], value: any[] | any): string;
    updatePoints(pointData: any): void;
    updateYLine(yPos: number): void;
    updateYValue(yPos: any): void;
    private yText;
    updateTooltip(pointData: any, mouse: any): void;
    updateLineIndicators(): void;
    redraw(): void;
}