@ccclass
export default class NewClass extends cc.Component {

    @property (cc.Node) // 1
    barrel: cc.Node = null

    @property (cc.Node)
    body: cc.Node = null

    @property angle: number = 0
    @property baseAngleSpeed: number = 0
    @property angleSpeed: number = 0
    @property leftMaxAngle: number = 0
    @property rightMaxAngle: number = 0