Well, I seem to have botched this in ignorance, so I can't make these changes. The touch api in windows 8 is arguably the best thing about the new OS. I and I'm sure others would appreciate it if someone looked into to incorporating these changes.
If anyone is wanting to work on this, there is very detailed documentation at: http://msdn.microsoft.com/en-us/library/hh454916%28v=vs.85%29
Interface Ecology Lab | Computer Science and Engineering Department
Texas A&M University
College Station, Texas, USA