title: Drawing concentric shapes in an empty area with WPF
body: <p>I am using WPF, and need to print some short strings on an engraving printer... The problem is that they need to be printed in "high" and all the blank space must be dug away, so I need to fill all the blank space with concentric shapes depending on the string being sent, something like this image:</p>
  
  <p><img src="https://i.imgur.com/jkVKl.jpg" alt="Screenshot"></p>
  
  <p>I really don't know where to begin, could someone please point me in the right direction? Is there an easy way to accomplish this?
  Thanks in advance.</p>