import HackleCore from "../../HackleCore";
import { UserManager } from "../user/UserManager";
import { Page } from "./Page";
import { PageListener } from "./PageListener";
export declare class PageEventTracker implements PageListener {
    private readonly core;
    private readonly userManager;
    static readonly PAGE_VIEW_EVENT_KEY = "$page_view";
    static readonly PAGE_NAME_PROPERTY_KEY = "$page_name";
    constructor(core: HackleCore, userManager: UserManager);
    onPageStarted(page: Page, timestamp: number): void;
    onPageEnded(_: Page, ___: number): void;
    track(page: Page, timestamp?: number): void;
}