import { Point, Rectangle } from '../types';
export declare const translatePoint: (x: number, y: number, dx: number, dy: number) => Point;
export declare const translateRectangle: ({ x1, y1, x2, y2 }: Rectangle, dx: number, dy: number) => Rectangle;
export declare const rotatePoint: (x: number, y: number, angle: number, x0: number, y0: number) => Point;
export declare const rotateRectangle: ({ x1, y1, x2, y2 }: Rectangle, angle: number, x0: number, y0: number) => Rectangle;
export declare const rectangleUnion: (rects: Rectangle[]) => Rectangle;