import { BodyInterface, WorldInterface, ConstraintInterface, JointInterface } from '../types';
export interface MotorDef {
    body: Readonly<BodyInterface>;
    speed?: number;
    torque?: number;
}
export declare class MotorJoint implements JointInterface {
    readonly world: WorldInterface;
    readonly bodyA: Readonly<BodyInterface>;
    readonly speed: number;
    readonly torque: number;
    readonly bodyB: Readonly<BodyInterface>;
    private readonly motorConstraint;
    constructor(world: WorldInterface, bodyA: Readonly<BodyInterface>, speed: number, torque: number);
    [Symbol.iterator](): Iterator<ConstraintInterface>;
}