hide method
Hides the entire overlay including the toolbar and the handles.
Implementation
void hide() {
_magnifierController.hide();
if (_handles != null) {
_handles!.start.remove();
_handles!.start.dispose();
_handles!.end.remove();
_handles!.end.dispose();
_handles = null;
}
if (_toolbar != null || _contextMenuController.isShown || _spellCheckToolbarController.isShown) {
hideToolbar();
}
}