class IosQuality { final _value; const IosQuality._internal(this._value); toString() => 'IOSQuality.$_value'; int get value => _value; static const MIN = const IosQuality._internal(0); static const LOW = const IosQuality._internal(0x20); static const MEDIUM = const IosQuality._internal(0x40); static const HIGH = const IosQuality._internal(0x60); static const MAX = const IosQuality._internal(0x7F); }