import { ConnectedPosition, OverlayRef } from '@angular/cdk/overlay';
import { Observable } from 'rxjs';

type OverlaySide = 'top' | 'right' | 'bottom' | 'left';
type OverlayAlign = 'start' | 'center' | 'end';
declare function connectedPositionFor(side: OverlaySide, align: OverlayAlign, sideOffset: number): ConnectedPosition;
declare function oppositeSide(side: OverlaySide): OverlaySide;
declare function overlayDismissals(overlayRef: OverlayRef, origin?: HTMLElement): Observable<unknown>;

export { connectedPositionFor, oppositeSide, overlayDismissals };
export type { OverlayAlign, OverlaySide };