import { NonConstructiable } from '../foundation';
import { Point } from './point';
export interface Size {
    readonly width: number;
    readonly height: number;
}
export declare class Size extends NonConstructiable {
    static max(lhs: Size, rhs: Size): Size;
    static zero: Size;
    static fromWH(width: number, height: number): Size;
    static add(size: Size, acc: Point): Size;
    static eq(lhs: Size, rhs: Size): boolean;
    static isZero(size: Size): boolean;
    static clone({ width, height }: Size): Size;
    static contains(size: Size, offset: Point): boolean;
    static scale(size: Size, scale: number): Size;
}