movement delta of the pinch focal point in the X axis
movement delta of the pinch focal point in the Y axis
event flags
the number of fingers triggering the swipe
the current phase of the gesture
event source actor (unused)
event source stage
event time
event type
the X coordinate of the pointer, relative to the stage
the Y coordinate of the pointer, relative to the stage
Used for touchpad swipe gesture events. The current state of the gesture will be determined by the
phasefield.