import { Box2DWorld } from '.';
import { AnyObject, Vec2 } from '../physics';
import { Box2DRigidBodyOptions } from './interface';
/**[只读] 指定了该主体所属的碰撞组，默认为0，碰撞规则如下：
 * 1.如果两个对象group相等
 * 		group值大于零，它们将始终发生碰撞
 * 		group值小于零，它们将永远不会发生碰撞
 * 		group值等于0，则使用规则3
 * 2.如果group值不相等，则使用规则3
 * 3.每个刚体都有一个category类别，此属性接收位字段，范围为[1,2^31]范围内的2的幂
 * 每个刚体也都有一个mask类别，指定与其碰撞的类别值之和（值是所有category按位AND的值）
 */
export declare class Box2DRigidBody {
    private _world;
    private _body;
    get instance(): AnyObject;
    private get _box2d();
    private get _tempVector();
    private get _tempVector2();
    private get _tempBodyDef();
    private get _pixelRatio();
    private get _tempFixtureDef();
    private _fixtures;
    constructor(box2dWorld: Box2DWorld, options: Box2DRigidBodyOptions);
    private _createRectShape;
    private _createCircleShape;
    private _processPoints;
    private _createChainShape;
    private _createEdgeShape;
    private _createPolygonShape;
    private _createShape;
    private _createFixtures;
    private _getMotivationType;
    private _shapeOptions;
    private _isSensor;
    private _friction;
    private _density;
    private _restitution;
    private _group;
    private _mask;
    private _category;
    private _getFixtureDef;
    private _init;
    setIsKinematic(value: boolean): void;
    setGravityScale(value: number): void;
    /**获得刚体质量*/
    getMass(): number;
    getPosition(): Vec2;
    getRotation(): number;
    getTransform(): {
        position: Vec2;
        rotation: number;
    };
    applyForce(force: Vec2, relPoint?: Vec2): void;
    applyImpulse(impulse: Vec2, relPoint?: Vec2): void;
    clearForces(): void;
    setTransform(position: Vec2, rotation: number): void;
    setPosition(x: number, y: number): void;
    setRotation(rotation: number): void;
    setAngularVelocity(value: number): void;
    setLinearVelocity(x: number, y: number): void;
    setDensity(value: number): void;
    isAwake(): any;
    awake(): void;
    sleep(): void;
    setFriction(value: number): void;
    setRestitution(value: number): void;
    setIsSensor(value: boolean): void;
    setCollisionFlag({ group, mask, category }: {
        group?: number;
        mask?: number;
        category?: number;
    }): void;
    getWorldCenter(): number[];
    setScale(scaleX: number, scaleY: number): void;
}