title: How can I create round volume control in android?
body: <p>I need to create round volume control, which should looks like this sample:</p>
  
  <p><img src="https://i.stack.imgur.com/HvMxo.jpg" alt="sample">
  <a href="http://dmonzon.com/2011/04/16/free-tabletphone-user-interface-professional-set-v-7/" rel="nofollow noreferrer">http://dmonzon.com/2011/04/16/free-tabletphone-user-interface-professional-set-v-7/</a></p>
  
  <p>Are there any tutorials or ideas which way is better for things like this?</p>