import { Base, Type } from "./type";
/**
 * @hidden
 */
export declare class Thickness extends Base {
    static $t: Type;
    constructor(a: number, b: number);
    constructor(a: number, b: number, c: number, d: number, e: number);
    constructor(a: number);
    constructor(a: number, ..._rest: any[]);
    private _bottom;
    get bottom(): number;
    set bottom(a: number);
    private _left;
    get left(): number;
    set left(a: number);
    private _right;
    get right(): number;
    set right(a: number);
    private _top;
    get top(): number;
    set top(a: number);
    a(a: Thickness): boolean;
    toString(): string;
}