rejectGesture method
Called when this member loses the arena for the given pointer id.
Implementation
@override
void rejectGesture(int pointer) {
super.rejectGesture(pointer);
if (isRejectable) {
onLongTapReject.call();
if (focusTiming == TouchRippleFocusTiming.rejectable) {
focusEnd();
}
}
}