Get the historical raw Y coordinate of this event for the given pointer index that
occurred between this event and the previous motion event.
For touch events on the screen, this is the original location of the event
on the screen, before it had been adjusted for the containing window
and views.
Whole numbers are pixels; the value may have a fraction for input devices
that are sub-pixel precise.
Get the historical raw Y coordinate of this event for the given pointer index that occurred between this event and the previous motion event. For touch events on the screen, this is the original location of the event on the screen, before it had been adjusted for the containing window and views. Whole numbers are pixels; the value may have a fraction for input devices that are sub-pixel precise.