#import "ViewController.h"
#import "BLLoader.h"

@interface ViewController()

@property (weak, nonatomic) IBOutlet BLLoader *loader;

@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    
    // Set custom lineWidth or don't set to use default lineWidth
    _loader.lineWidth = 10.0;
    
    // Set custom color or don't set to use default color 
    _loader.color = [UIColor grayColor];
    
    [_loader startAnimation];
}

- (void)doSomething
{    
    [_loader startAnimation];
    [XYZService fetchSomeData:^(){
        [_loader stopAnimation];
    }];
}