export declare class NgxHotjarService {
    constructor();
    /**
     * Fires an PageView event to an virtual url path
     *
     * @param path virtual url
     */
    virtualPageView(path: string): void;
    /**
     * Fires an event on Hotjar. Use this method to trigger events on forms and start video recordings.
     *
     * @param path url
     */
    trigger(path: string): void;
    /**
     * Allows you to tag recordings on Hotjar of all visitors passing through a page.
     *
     * @param path tags
     */
    tagRecording(path: string[]): void;
    /**
     * This option is available in case you need to set up page change tracking manually
     * within your app's router.
     *
     * @param path Path
     */
    stateChange(path: string): void;
    protected error(err: any): void;
}