export declare class Swiper {
    private _touchStartX;
    private _touchStartY;
    private _touchEndX;
    private _touchEndY;
    private _callbacks;
    private _config;
    constructor(el: HTMLElement);
    private _touchHandler;
    private _fireEvent;
    on(event: 'left' | 'right' | 'down' | 'up', callback: () => void): void;
}