import { LitElement } from "lit";
import type { TemplateResult } from "lit";
import type { OverlayPlacement } from "../overlay/index.js";
export declare class XmTooltip extends LitElement {
    static styles: CSSStyleSheet[];
    text: string;
    placement: OverlayPlacement;
    openDelay: number;
    open: boolean;
    /** Label every `[data-tip]` descendant of the slotted subtree from one
        instance, instead of labelling a single `slot="trigger"` control. */
    delegate: boolean;
    private _visible;
    private _delegateText;
    private _overlay;
    private _triggerWrap;
    private readonly _labelId;
    private _showTimer;
    private _hideTimer;
    private _delegateTarget;
    private _describedEl;
    disconnectedCallback(): void;
    render(): TemplateResult;
    private _renderTrigger;
    private _renderDelegateArea;
    private _labelContent;
    updated(): void;
    private _wireDescribedBy;
    private get _triggerEl();
    private _onEnter;
    private _onLeave;
    private _onFocusIn;
    private _onFocusOut;
    private _arm;
    private _disarm;
    private _onDelegateOver;
    private _onDelegateOut;
    private _show;
    private _describe;
    private _releaseDescribed;
    private _hide;
    private _onOverlayClose;
}
declare global {
    interface HTMLElementTagNameMap {
        "xm-tooltip": XmTooltip;
    }
}