toJson method

  1. @override
Map<String, dynamic>? toJson(
  1. ImageProvider<Object>? object
)

Implementation

@override
Map<String, dynamic>? toJson(ImageProvider? object) {
  if (object == null) return null;

  assert(object is AssetImage ||
      object is MemoryImage ||
      object is NetworkImage);
  if (object is AssetImage) {
    return <String, dynamic>{
      'assetName': object.assetName,
      'package': object.package,
      'type': 'asset',
    };
  } else if (object is MemoryImage) {
    return <String, dynamic>{
      'bytes': base64Encode(object.bytes),
      'scale': object.scale,
      'type': 'memory',
    };
  } else if (object is NetworkImage) {
    return <String, dynamic>{
      'headers': object.headers,
      'scale': object.scale,
      'type': 'network',
      'url': object.url,
    };
  }

  throw 'Json_Unsuported_Value';
}