Chart Director C++ library looks good
This post is where I found this but pay attention 6yaNYCjm5m user on what he says. There is some limitation on Python when t comes to GUI work with wxWidgets and Code::Blocks IDE
http://www.elitetrader.com/et/index.php?threads/anyone-using-python-on-a-large-scale-trading-application.232531/FACEBOOK ACCOUNT and TWITTER. Don't worry as I don't post stupid cat videos or what I eat!