import { LayerNode, Unit } from '../types';
export declare function getAggregateRectOfElements(elements: Element[]): {
    top: number;
    left: number;
    bottom: number;
    right: number;
    width: number;
    height: number;
} | null;
export declare function getBoundingClientRect(el: Element, pseudo?: string): ClientRect;
export declare function getBoundingClientRectPseudo(el: Element, pseudo: string, style: CSSStyleDeclaration): ClientRect;
export declare function getDirectionMostOfElements(direction: 'left' | 'right' | 'top' | 'bottom', elements: Element[]): Element | null;
export declare function getAppliedComputedStyles(element: Element, pseudo?: string): {
    [key: string]: string;
};
export declare function textNodesUnder(el: Element): Node[];
export declare const getUrl: (url: string) => string;
export declare const prepareUrl: (url: string) => string;
export declare function isHidden(element: Element, pseudo?: string): boolean;
export declare function processImages(layer: LayerNode): Promise<void[]>;
export declare const getShadowEls: (el: Element) => Element[];
export declare enum ElemTypes {
    Textarea = 0,
    Input = 1,
    Image = 2,
    Picture = 3,
    Video = 4,
    SVG = 5,
    SubSVG = 6,
    Element = 7
}
export declare const getElemType: (el: Element) => ElemTypes | undefined;
export declare const isElemType: (el: Element, type: ElemTypes) => boolean;
export declare const getLineHeight: (el: HTMLElement, computedStyles: CSSStyleDeclaration) => Unit | null;