Timer with DDHTimerControl

gistfile1.m

_timerControl = [DDHTimerControl timerControlWithType:DDHTimerTypeSolid];
_timerControl.translatesAutoresizingMaskIntoConstraints = NO;
_timerControl.color = [UIColor colorWithHexString:@"444444" alpha:0.2];
_timerControl.ringWidth = 3;
_timerControl.minutesOrSeconds = 60;
_timerControl.userInteractionEnabled = NO;
UIView *topView = (UIView *)[self.tableView viewWithTag:10];
_timerControl.frame = CGRectMake(0, 0, 66, 66);
_timerControl.center = CGPointMake(topView.frame.size.width/2, (topView.frame.size.height-20)/2);
[_timerControl addTarget:self action:@selector(valueChanged:) forControlEvents:UIControlEventValueChanged];
[topView addSubview:_timerControl];
            
NSTimer *timer = [NSTimer scheduledTimerWithTimeInterval:0.1 target:self selector:@selector(changeTimer:) userInfo:nil repeats:YES];
[[NSRunLoop currentRunLoop] addTimer:timer forMode:NSRunLoopCommonModes];
        
_endDate = [NSDate dateWithTimeIntervalSinceNow:12.0f*60.0f];