import type { Placement, PositionResult } from '../types';
interface Rect {
    x: number;
    y: number;
    width: number;
    height: number;
}
/**
 * Main positioning function.
 * Computes tooltip position with flip logic and viewport clamping.
 */
export declare function computePosition(targetRect: Rect, tooltipRect: Rect, placement?: Placement, offset?: number): PositionResult;
export {};