关于屏幕的方向

#pragma mark - 重写屏幕方向发生改变触发的方法
- (void)willAnimateRotationToInterfaceOrientation:(UIInterfaceOrientation)toInterfaceOrientation duration:(NSTimeInterval)duration {
// 判断为横屏或者竖屏
if (!UIInterfaceOrientationIsPortrait(toInterfaceOrientation)) {
    // 调用调整位置的方法
    [self _initAllItemsWithHorizontal];
} else {
    [self _initAllItemsWithVertical];
}
}

if (self.interfaceOrientation == 1) { // 屏幕竖直
    [self _moveUpVertical:-30];
} else if (self.interfaceOrientation == 2) { // 屏幕垂直翻转
    [self _moveUpVertical:30];
} else if (self.interfaceOrientation == 3) { // 屏幕倒向右侧
    [self _moveUpHorizontal:110];
} else if (self.interfaceOrientation == 4) { // 屏幕倒向左侧
    [self _moveUpHorizontal:-110];
}
// 关于屏幕的方向
//    typedef NS_ENUM(NSInteger, UIInterfaceOrientation) {
//        UIInterfaceOrientationPortrait           = UIDeviceOrientationPortrait,
//        UIInterfaceOrientationPortraitUpsideDown = UIDeviceOrientationPortraitUpsideDown,
//        UIInterfaceOrientationLandscapeLeft      = UIDeviceOrientationLandscapeRight,
//        UIInterfaceOrientationLandscapeRight     = UIDeviceOrientationLandscapeLeft
//    };