import { NonConstructiable } from '../foundation';
import type { Point } from './point';
import type { Rect } from './rect';
export interface RRect extends Rect {
    readonly radiusX: number;
    readonly radiusY: number;
}
export declare class RRect extends NonConstructiable {
    static eq(lhs: RRect, rhs: RRect): boolean;
    static readonly zero: RRect;
    static shift(lhs: RRect, offset: Point): RRect;
    static fromLTWH(left: number, top: number, width: number, height: number): RRect;
    static fromLTWHXY(left: number, top: number, width: number, height: number, radiusX: number, radiusY: number): RRect;
}