void SendDown(IntPtr hWnd, IContact contact)
 {
     //SendMouse(hWnd, contact, NativeMethods.SendMouseDown);
     MouseEmulationHelper.LeftDown(new Point((int)contact.X, (int)contact.Y));
 }
 void SendMove(IntPtr hWnd, IContact contact)
 {
     //SendMouse(hWnd, contact, NativeMethods.SendMouseMove);
     MouseEmulationHelper.Drag(new Point((int)contact.X, (int)contact.Y));
 }