watchImage method

Stream<Uint8List?> watchImage(
  1. String url, {
  2. String? cacheKey,
})

Implementation

Stream<Uint8List?> watchImage(String url, {String? cacheKey}) {
  final id = _id(url, cacheKey);
  return Stream.periodic(const Duration(seconds: 1)).asyncMap((_) async {
    final info = await _getFromCache(id);
    return _bytes(info);
  }).distinct();
}