import { CreatePanelPositionUpdater } from './types';
export declare const getWindowHeight: () => number;
export declare const isParentStartVisible: (offsetTopProp: number, parentElement: HTMLElement) => boolean;
export declare const isParentMiddleVisible: (offsetTopProp: number, parentElement: HTMLElement) => boolean;
export declare const isParentEndVisible: (offsetTopProp: number, parentElement: HTMLElement) => boolean;
export declare const createPanelPositionUpdater: CreatePanelPositionUpdater;