import { Orientation, Rect } from '@thisway/base';
import { Size } from '@thisway/utils';
export declare function tryGetOrientation(preferredOrientation: Orientation | undefined, elementRect: Rect | undefined, popoverRect: Size, offsetX: number, offsetY: number, viewport: Size): Orientation | undefined;
export declare function getOrientation(...arguments_: Parameters<typeof tryGetOrientation>): Orientation;