title: curved WPF control
body: <p>How can I have a curved control (e.g. ScrollBar) like this?</p>
  
  <p><a href="https://i.stack.imgur.com/4E9id.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/4E9id.jpg" alt="curved ScrollBar"></a></p>
  
  <p>I read <a href="https://stackoverflow.com/questions/13179562/create-curved-control-in-wpf">this</a> question, but it has no useful information.</p>