import { ScreenPosition } from "../constants/MessageType";
export declare const setIcon: (classList: DOMTokenList, iconClass: IconClass, active: boolean) => void;
export interface IconClass {
    default: string;
    active?: string;
    iconFont?: string;
}
/**
 * Checks full screen mode
 */
export declare const isFullScreen: () => boolean;
/**
 * Enters full screen mode
 */
export declare const fullScreen: (element?: HTMLElement) => void;
/**
 * Exits full screen mode
 */
export declare const exitFullscreen: () => void;
export declare const getScreenPosition: (event: MouseEvent | TouchEvent, currentView: HTMLElement) => ScreenPosition;
export declare const dateTimeToString: () => string;
export declare const isPC: () => boolean;