#HUProgressView It is easy to use
HUProgressView *progress1 = [[HUProgressView alloc] initWithFrame:CGRectMake(110, 100, 100, 100)];
progress1.center = CGPointMake(self.view.center.x, self.view.center.y - 60);
[self.view addSubview:progress1];
progress1.progressIndicatorStyle = HUProgressIndicatorStyleNormal;
[progress1 startProgressAnimating];
HUProgressView *progress = [[HUProgressView alloc] initWithProgressIndicatorStyle:HUProgressIndicatorStyleLarge];
progress.center = self.view.center;
progress.strokeColor = [UIColor redColor];
[self.view addSubview:progress];
[progress startProgressAnimating];