title: SlideDirection in Sliding_Up_Panel flutter
body: <p>I new flutter . I use lib <a href="https://pub.dev/packages/sliding_up_panel" rel="nofollow noreferrer">https://pub.dev/packages/sliding_up_panel</a> in my layout</p>
  <p>When I drag and drop panel from the middle to the top -&gt; panel will scroll to top ,
  from the middle to the bottom -&gt; panel will scroll panel to bottom.</p>
  <p>Can I keep the panel in the middle when drag and drop it in the center? like this :</p>
  <ul>
  <li><a href="https://media.giphy.com/media/151brg1VCvrTTMPheB/giphy.gif" rel="nofollow noreferrer">https://media.giphy.com/media/151brg1VCvrTTMPheB/giphy.gif</a></li>
  </ul>