import { IDownloadImageConfig } from "../core/types";
/**
 * A div for show the slice and contrast numbers on
 * the top of container.
 *
 * @returns  div with absolute style
 */
declare function createShowSliceNumberDiv(): HTMLDivElement;
/**
 * set mouse to auto focus on the div
 * @param container the operate container div
 */
declare function autoFocusDiv(container: HTMLDivElement): void;
/**
 * Enable download single slice as a png/jpg image
 * @param config
 */
declare function enableDownload(config: IDownloadImageConfig): void;
export { createShowSliceNumberDiv, autoFocusDiv, enableDownload };