If there are touch sequences being currently handled by @gesture, returns %TRUE and fills in @x and @y with the center of the bounding box containing all active touches.
Otherwise, %FALSE will be returned.
X coordinate for the bounding box center
Y coordinate for the bounding box center
%FALSE if no active touches are present, %TRUE otherwise
See Implementation
If there are touch sequences being currently handled by @gesture, returns %TRUE and fills in @x and @y with the center of the bounding box containing all active touches.
Otherwise, %FALSE will be returned.