import { EventTarget, Obj } from '@mathigon/core';
import { ElementView } from './elements';
declare global {
    interface Window {
        ga?: any;
        gtag?: any;
    }
}
type Callback = ($el: ElementView, params: ViewParams) => void;
interface RouterOptions {
    $viewport?: ElementView;
    preloaded?: boolean;
    transition?: boolean;
    initialise?: Callback;
    noLoad?: boolean;
    click?: boolean;
    history?: boolean;
}
type ViewParams = Obj<string>;
interface ViewOptions {
    enter?: Callback;
    exit?: () => void;
    template?: string | ((params: ViewParams) => string | Promise<string>);
}
declare class Router extends EventTarget {
    private $viewport;
    private views;
    private active;
    private preloaded;
    private transition;
    private noLoad;
    private initialise;
    beforeChange?: () => Promise<boolean>;
    setup(options?: RouterOptions): void;
    view(url: string, { enter, exit, template }?: ViewOptions): void;
    paths(...urls: string[]): void;
    private getView;
    private load;
    private loadView;
    private onLinkClick;
    goTo(path: string, hash?: string): Promise<void>;
    replace(path: string, hash?: string): void;
    back(): void;
    forward(): void;
    private animation?;
    private $loadingBar?;
    showLoadingBar(): void;
    hideLoadingBar(): Promise<void>;
}
export declare const RouterInstance: Router;
export {};