UIView 翻转动画

    [_mapView removeFromSuperview];    [self addSubview:_tableView];   //应将self.view设置为翻转对象    [UIView transitionWithView:self duration:1.0 options:UIViewAnimationOptionTransitionFlipFromLeft animations:^{    } completion:^(BOOL finished) {        [_tableView reloadTableView];    }];