I was in a hurry and did not check to see if that link still existed. I stand corrected as it's not there anymore & possibly was never there however if that's so then how did I find it there? Is this a cyclical time travel paradox or something
The article & source code with the filled polygon class is at this link:-
Be aware that this uses a very old version of PocketFrog so don't use it as a PF learning resource.