Using mouse to simulate touch on Android
This is a special case of Android, since it's not exactly the same build that most people interact with and uses hardware that most Android devices don't use (ie. touchpads designed for laptops, ethernet cards, etc.). The only useful thing I could find is from Android-x86 Project's Supported List:


  Touch pad works as a touchscreen. Hard to use but not impossible


You may be best served by contributing your findings/bugs to the project through the above linked list, and perhaps the project developers can offer something more definitively helpful.