the handle is pointing. Unit is degrees with 0° pointing up (north), and 90° pointing
right (east).</li>
<li>displacement: how far from the view center the joystick is moved in the above direction. It has no units
as it is the ratio of distance moved from center over the radius of the joystick base. Always in range 0.0-1.0.</li>
</ul>

<p>The view has several settable parameters that be used to configure a joystick&rsquo;s appearance and behavior:</p>

<ul>
<li>monitor: an enumeration of type <code><a hre