//push专场动画
CATransition *animation = [CATransition animation];
[animation setDuration:0.3];
[animation setType: kCATransitionMoveIn];
[animation setSubtype: kCATransitionFromTop];
[animation setTimingFunction:[CAMediaTimingFunction functionWithName:kCAMediaTimingFunctionEaseInEaseOut]];
[self.navigationController.layer addAnimation:animation forKey:kCATransition];
[self.navigationController pushViewController:one animated:NO];
