Reminds me a lot of Ivan Sutherland&#x27;s Sketchpad (<a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Sketchpad" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Sketchpad</a>), which had a similar interface and an iterative constraint solver.