HaxeFlixel/flixel — pull request #505 by Henry-T (2013-07-09 08:29:06+00:00)
Title: fix for onScreenSprite check

Works on flash/html5/cpp when offset\rotation\scale applied to FlxSprite.
Origin must be centered as well.
[Download Test bed project](https://dl.dropboxusercontent.com/u/171332068/haxeflixel/system/OnScreen/OnScreen.zip)