如题，代码如下：

@H_404_8@// CMMotion@H_404_8@

if motionManager.deviceMotionAvailable {@H_404_8@

motionManager.deviceMotionUpdateInterval = 1.0@H_404_8@

let queue = NSOperationQueue()@H_404_8@

motionManager.startDeviceMotionUpdatesToQueue(queue,withHandler: {@H_404_8@

motion,error in@H_404_8@

let x = motion?.gravity.x@H_404_8@

let y = motion?.gravity.y@H_404_8@

if fabs(y!) >= fabs(x!) {@H_404_8@

if y >= 0 {@H_404_8@

// UIDeviceOrientationPortraitUpsideDown;@H_404_8@

} else {@H_404_8@

// UIDeviceOrientationPortrait;@H_404_8@

}@H_404_8@

} else {@H_404_8@

if x >= 0 {@H_404_8@

// UIDeviceOrientationLandscapeRight;@H_404_8@

} else {@H_404_8@

// UIDeviceOrientationLandscapeLeft;@H_404_8@

}@H_404_8@

}@H_404_8@

@H_404_8@

}@H_404_8@

)@H_404_8@

} else {@H_404_8@

print("Device motion is not available")@H_404_8@

}@H_404_8@