import 'dart:async'; import 'package:flutter/services.dart'; class Screen { static const MethodChannel _channel = const MethodChannel('github.com/clovisnicolas/flutter_screen'); static Future get brightness async => (await _channel.invokeMethod('brightness')) as double; static Future setBrightness(double brightness) =>_channel.invokeMethod('setBrightness',{"brightness" : brightness}); static Future get isKeptOn async => (await _channel.invokeMethod('isKeptOn')) as bool; static Future keepOn(bool on) => _channel.invokeMethod('keepOn', {"on" : on}); }