renderTooltip method
Implementation
void renderTooltip(BuildContext context, String type, {Map<String, dynamic>? params}){
bool isSameType = match(type, _overlayingType);
if(isSameType && _overlayAdded) return; //Already showing overlay
// if(_overlayEntry?.mounted == true){
try {
_overlayEntry?.remove();
}catch(e){}
// }
final overlayChild = getTooltipOverlay(context, params: params);
_overlayingType = type;
_overlayAdded = true;
_overlayEntry = OverlayEntry(builder: (context){
return overlayChild;
});
_overlayAdded = true;
NUIAsync.delay(Duration(milliseconds: 10), () {
if(_overlayEntry?.mounted == true) return;
try {
Overlay.of(context).insert(_overlayEntry!);
}catch(e){}
});
}