mainScreen].bounds.size.width*progress, 0, [UIScreen mainScreen].bounds.size.width, [UIScreen mainScreen...mainScreen].bounds.size.width, 0, [UIScreen mainScreen].bounds.size.width, [UIScreen mainScreen].bounds.size.height...mainScreen].bounds.size.width, [UIScreen mainScreen].bounds.size.height);
} completion:^(BOOL finished...mainScreen].bounds.size.width*progress, 0, [UIScreen mainScreen].bounds.size.width, [UIScreen mainScreen...mainScreen].bounds.size.width, 0, [UIScreen mainScreen].bounds.size.width, [UIScreen mainScreen].bounds.size.height