/**
 * @file LCP
 * @author kaivean
 */
import { Module, LCPCB } from '../lib/interface';
export default class LCP implements Module {
    private observer;
    private value;
    private finalValue;
    private cb;
    constructor();
    listenLCP(cb: LCPCB): void;
    callCB(): void;
    load(): void;
    destroy(): void;
    private handle;
}