import type Accessibility from '../Accessibility'; import type Axis from '../../Core/Axis/Axis'; import type Chart from '../../Core/Chart/Chart'; import type { DOMElementType } from '../../Core/Renderer/DOMElementType'; import type Point from '../../Core/Series/Point'; import type Series from '../../Core/Series/Series'; import type HTMLElement from '../../Core/Renderer/HTML/HTMLElement'; import type SVGElement from '../../Core/Renderer/SVG/SVGElement'; /** * Fire an event on an element that is either wrapped by Highcharts, * or a DOM element. * @private */ declare function fireEventOnWrappedOrUnwrappedElement(el: (HTMLElement | SVGElement | DOMElementType), eventObject: Event): void; /** * @private */ declare function getChartTitle(chart: Accessibility.ChartComposition): string; /** * Return string with the axis name/title. * @private */ declare function getAxisDescription(axis: Axis): string; /** * Return string with text description of the axis range. * @private * @param {Highcharts.Axis} axis * The axis to get range desc of. * @return {string} * A string with the range description for the axis. */ declare function getAxisRangeDescription(axis: Axis): string; /** * Get the DOM element for the first point in the series. * @private * @param {Highcharts.Series} series * The series to get element for. * @return {Highcharts.HTMLDOMElement|Highcharts.SVGDOMElement|undefined} * The DOM element for the point. */ declare function getSeriesFirstPointElement(series: Series): (DOMElementType | undefined); /** * Get the DOM element for the series that we put accessibility info on. * @private * @param {Highcharts.Series} series * The series to get element for. * @return {Highcharts.HTMLDOMElement|Highcharts.SVGDOMElement|undefined} * The DOM element for the series */ declare function getSeriesA11yElement(series: Series): (DOMElementType | undefined); /** * Remove aria-hidden from element. Also unhides parents of the element, and * hides siblings that are not explicitly unhidden. * @private */ declare function unhideChartElementFromAT(chart: Chart, element: DOMElementType): void; /** * Hide series from screen readers. * @private */ declare function hideSeriesFromAT(series: Series): void; /** * Get series objects by series name. * @private */ declare function getSeriesFromName(chart: T, name: string): T['series']; /** * Get point in a series from x/y values. * @private */ declare function getPointFromXY(series: Array, x: number, y: number): (T['points'][0] | undefined); /** * Get relative position of point on an x/y axis from 0 to 1. * @private */ declare function scrollAxisToPoint(point: Point): void; declare const ChartUtilities: { fireEventOnWrappedOrUnwrappedElement: typeof fireEventOnWrappedOrUnwrappedElement; getChartTitle: typeof getChartTitle; getAxisDescription: typeof getAxisDescription; getAxisRangeDescription: typeof getAxisRangeDescription; getPointFromXY: typeof getPointFromXY; getSeriesFirstPointElement: typeof getSeriesFirstPointElement; getSeriesFromName: typeof getSeriesFromName; getSeriesA11yElement: typeof getSeriesA11yElement; unhideChartElementFromAT: typeof unhideChartElementFromAT; hideSeriesFromAT: typeof hideSeriesFromAT; scrollAxisToPoint: typeof scrollAxisToPoint; }; export default ChartUtilities;