declare type LightCallback = (light: number) => void;
declare class Light {
    protected pareElement: HTMLElement;
    protected barEle: HTMLElement;
    protected cursorEle: HTMLElement;
    root: HTMLElement;
    currentLight: number;
    private hue;
    private saturation;
    protected callback?: LightCallback;
    constructor(pareElement: HTMLElement, callback?: LightCallback);
    protected createBar(): HTMLDivElement;
    protected createCursorEle(): HTMLDivElement;
    setCallback(callback: LightCallback): void;
    private create;
    setData(hue: number, saturation: number, light: number): void;
    private update;
    getCursorLeft(): number;
    listen(): void;
    hide(): void;
    show(): void;
}
export default Light;