清华大佬耗费三个月吐血整理的几百G的资源，免费分享！....>>>

CLLocationManager*  activity  = [[UIActivityIndicatorView alloc]initWithFrame:CGRectMake(100, 100, 100, 100)];
    //菊花开始
    [activity startAnimating];
    //菊花结束
    [activity stopAnimating];