cocos-awesome/assets/Scene/Infinite_bg_scroll/Infinite_bg_scroll.ts
2020-03-30 09:50:48 +08:00

22 lines
479 B
TypeScript

const {ccclass, property} = cc._decorator;
@ccclass
export default class Infinite_bg_scroll extends cc.Component {
@property(cc.Node)
bg1: cc.Node = null;
@property(cc.Node)
bg2: cc.Node = null;
speed: number = 500;
update(dt) {
const temp = dt * this.speed;
if (this.bg2.x - temp <= 0) {
this.bg1.x = this.bg2.x;
this.bg2.x = this.bg1.x + this.bg1.width;
}
this.bg1.x -= temp;
this.bg2.x -= temp;
}
}