import Highcharts from "../../highchartsEntryPoint";
import { IPointData, IAxisConfig, IStackItem, IDataLabelsConfig } from "../../../../../../interfaces/Config";
export declare function isOverlappingWidth(visiblePoints: IPointData[]): boolean;
export declare function areNeighborsOverlapping(neighbors: IDataLabelsConfig[][]): boolean;
export declare function areLabelsOverlappingColumns(labels: IPointData[], visiblePoints: IPointData[]): boolean;
/**
 * Merge stack label points from axes to one
 * Primary axis:    [pointP1, pointP2, pointP3]
 * Secondary axis:  [pointS1, pointS2, pointS3]
 * @param stacks
 * @return [pointP1, pointS1, pointP2, pointS2, pointP3, pointS3]
 */
export declare function getStackLabelPointsForDualAxis(stacks: any[]): any[];
export declare function getStackTotalGroups(yAxis: IAxisConfig[]): Highcharts.SVGAttributes[];
export declare const autohideColumnLabels: (chart: any) => void;
export declare const handleColumnLabelsOutsideChart: (chart: any) => void;
export declare function getLabelOrDataLabelForPoints(points: IPointData[]): IPointData[];
export declare function getStackItems(yAxis: IAxisConfig[]): IStackItem[];