export declare function getShadowRootOrDocument(elem?: HTMLElement): HTMLDocument | ShadowRoot;
export declare function closestShadowRootOrBody(element: HTMLElement): HTMLBodyElement | ShadowRoot;
/**
 * Checks if element is nested within parent element on any level.
 * @param parent
 * @param child
*/
export declare function isDescendant(child: Element, parent: Element): boolean;
/**
 * Find correct event target.
 * @param e
 */
export declare function getEventTarget(e: any): any;
export declare function isInputArea(el: HTMLElement): boolean;
/**
* Cross-browser element.classList.contains
* @param element HTML DOM element
* @param className Class name without dot.
*/
export declare function classListContains(element: HTMLElement, className: string): boolean;
/**
 * Search parent element by class name.
 * @param el HTML DOM element
 * @param className Class name without dot.
 */
export declare function findSelfOrAncestor(el: HTMLElement | null, className: string): HTMLElement | null;
/**
 * Search parent element by attribute name.
 * @param el HTML DOM element
 * @param className Attribute name.
 */
export declare function findSelfOrAncestorAttr(el: HTMLElement | null, attrName: string): HTMLElement | null;
/**
 * Get element's numerical index in its parent element.
 * @param el HTML DOM element
 */
export declare function findElementIndex(el: Element): number;
export declare function isTouchEventsEnabled(): boolean;
export type DomEventCoordinates = {
    pageX: number;
    pageY: number;
    clientX: number;
    clientY: number;
};
export declare function getEventCoordinates(event: MouseEvent | TouchEvent | PointerEvent): DomEventCoordinates;
export declare function reversePopupRotation(popupWrapperToRotate: HTMLElement, rotation: number, iconToRotate?: HTMLElement): void;
/**
 * Simulate mouse event.
 * @param element
 * @param eventType
 */
export declare function triggerMouseEvent(element: Element, eventType: string): void;
export declare function triggerFullStackClick(element: Element): void;
/**
 * Removes most dangerous tags from html string.
 **/
export declare function sanitizeHTML(input: any): any;