p">:</span> <span class="kt">UIView</span></code></pre>
<pre class="highlight swift"><code><span class="kd">extension</span> <span class="kt">JoyStickView</span><span class="p">:</span> <span class="kt">UIGestureRecognizerDelegate</span></code></pre>

                </div>
              </div>
            <p>A simple implementation of a joystick interface like those found on classic arcade games. This implementation detects
and reports two values when the joystick moves:</p>

<ul>
<li>angle: the direction 