import{type PropertyValues,type TemplateResult}from'lit';import{LyraElement}from'../../../internal/lyra-element.js';export type ResizeObserverBox='content-box'|'border-box'|'device-pixel-content-box';export interface LyraResizeObserverEventMap{'lr-resize':CustomEvent<Readonly<{entries:readonly ResizeObserverEntry[];}>>;}
/**
* `<lr-resize-observer>` — observes the first-party or consumer-owned
* elements in its default slot and emits typed resize entries. The wrapper has
* no visual layout of its own (`display: contents`).
*
* @customElement lr-resize-observer
* @slot - Elements to observe.
* @event lr-resize - Observed elements changed size; the detached bounded entry sequence and
* containing detail are frozen while native entry identities are retained.
* @csspart base - The non-layout wrapper around the observed slot.
* @status stable
* @since 4.0.0
*/
export declare class LyraResizeObserver extends LyraElement<LyraResizeObserverEventMap>{static styles:import("lit").CSSResultGroup[];protected static readonly immutableEventDetails:readonly string[];protected static readonly identityEventDetailCollectionItems:Readonly<{'lr-resize':readonly string[];}>;disabled:boolean;box:ResizeObserverBox;private observer?;private observerDocument?;private observerGeneration;connectedCallback():void;disconnectedCallback():void;adoptedCallback():void;protected updated(changed:PropertyValues):void;private onSlotChange;private disconnect;private observeTargets;render():TemplateResult;}declare global{interface HTMLElementTagNameMap{'lr-resize-observer':LyraResizeObserver;}}