import { InjectionToken } from '@angular/core';
import { PiwikProWindow } from '../interfaces/piwik-pro-window.interface';
/**
 * Check if there is some global function called _paq on Window object, or create an empty function to doesn't brake codes...
 */
export declare function getPaqFn(window: PiwikProWindow): any;
/**
 * Provides an injection token to access Piwik Pro Paq
 */
export declare const NGX_PAQ: InjectionToken<any>;