import { default as WJElement } from '../wje-element/element.js';
/**
 * @summary Orgchart is a custom web component that extends WJElement.
 * @documentation https://elements.webjet.sk/components/Orgchart
 * @status stable
 * @augments WJElement
 * @attribute {boolean} flat - Removes the incoming connector spacing for nested charts that should visually continue on the same level.
 * @csspart - Styles the element.
 * @csspart native - Styles the native element.
 * @tag wje-orgchart
 * @example
 */
export default class Orgchart extends WJElement {
    /**
     * Returns the CSS styles for the component.
     * @static
     * @returns {CSSStyleSheet}
     */
    static get cssStyleSheet(): CSSStyleSheet;
    /**
     * Returns attributes that trigger a redraw when they change.
     * @returns {Array<string>} Attribute names that require a new template render.
     */
    static get observedAttributes(): Array<string>;
    /**
     * Sets whether the chart should omit its incoming connector spacing.
     * @param {boolean} value True when the chart should render without top connector spacing.
     */
    set flat(value: boolean);
    /**
     * Gets whether the chart omits its incoming connector spacing.
     * @returns {boolean} True when the chart has the flat attribute.
     */
    get flat(): boolean;
    /**
     * Draws the component for the org chart.
     * @returns {DocumentFragment}
     */
    draw(): DocumentFragment;
    native: HTMLDivElement;
    defaultSlot: HTMLSlotElement;
    /**
     * Syncs flat chart state to direct slotted children.
     */
    afterDraw(): void;
    /**
     * Marks direct children that are rendered inside a flat chart.
     */
    syncFlatChildren: () => void;
    flatChildren: Set<Element>;
    /**
     * Sync ARIA attributes on host.
     */
    syncAria(): void;
}