/**
 * Point Utils
 * A point is an array of two numbers e.g. [0, 0].
 */
import * as kvector from "./vector";
export type Point = ReadonlyArray<number>;
export declare function rotateRad(point: readonly [number, number], theta: number, center?: readonly [number, number]): Point;
export declare function rotateDeg(point: readonly [number, number], theta: number, center?: readonly [number, number]): Point;
export declare function distanceToPoint(point1: Point, point2: Point): number;
export declare function distanceToLine(point: Point, line: [Point, Point]): number;
export declare function reflectOverLine<P extends Point>(point: P, line: [P, P]): P;
/**
 * Compares two points, returning negative, 0, or positive, for use with
 * Array.prototype.sort
 *
 * Note: This technically doesn't satisfy the total-ordering
 * requirements of Array.prototype.sort unless equalityTolerance
 * is 0. In some cases very close points that compare within a
 * few equalityTolerances could appear in the wrong order.
 */
export declare function compare(point1: Point, point2: Point, equalityTolerance?: number): number;
export declare const is: typeof kvector.is;
export declare const addVector: typeof kvector.add;
export declare const addVectors: typeof kvector.add;
export declare const subtractVector: typeof kvector.subtract;
export declare const equal: typeof kvector.equal;
export declare const polarRadFromCart: typeof kvector.polarRadFromCart;
export declare const polarDegFromCart: typeof kvector.polarDegFromCart;
export declare const cartFromPolarRad: typeof kvector.cartFromPolarRad;
export declare const cartFromPolarDeg: typeof kvector.cartFromPolarDeg;
export declare const round: typeof kvector.round;
export declare const roundTo: typeof kvector.roundTo;
export declare const floorTo: typeof kvector.floorTo;
export declare const ceilTo: typeof kvector.ceilTo;