import ResizeObserver from 'resize-observer-polyfill';
interface ResizeObserverEntryItem {
    el: HTMLElement;
    callback: Function;
    args?: any;
}
declare class ResizeObserverController {
    instance: ResizeObserver;
    entries: Array<ResizeObserverEntryItem>;
    constructor();
    private getInstance;
    private generateObserver;
    removeEntry(entry: HTMLElement): void;
    addEntry(entry: HTMLElement, callback: Function, ...args: any[]): void;
}
export declare const ROController: ResizeObserverController;
export {};
