dispose method
void
dispose()
Implementation
void dispose() {
overlays?.forEach((element) {
//element.dispose();
});
overlays?.clear();
_injectPosition.close();
_injectTap.close();
_injectLongTap.close();
_injectGesture.close();
_injectMoveAroundStart.close();
_injectMoveAroundUpdate.close();
_injectMoveAroundEnd.close();
}