The y (vertical) position of the pointer (mouse or touch) associated with the Draggable's last event (like event.pageY).
Implementation public function get pointerY():Number
GreenSock Docs (HTML5/JS)
Draggable
.pointerY
.pointerY : Number
[read-only] The y (vertical) position of the pointer (mouse or touch) associated with the Draggable's last event (like event.pageY).
