setSourceUrl method
Sets the URL to a remote link.
The resources will start being fetched or buffered as soon as you call this method.
Implementation
Future<void> setSourceUrl(String url) async {
_source = UrlSource(url);
await creatingCompleter.future;
await _completePrepared(
() => _platform.setSourceUrl(playerId, url, isLocal: false),
);
}