import DeviceBrightness from 'react-native-device-brightness';
export default class App extends Component{
constructor(props){
super(props);
this.state = {
isLoaded: false,
brightness: 0,
};
}
componentWillMount() {
DeviceBrightness.getSystemBrightnessLevel()
.then((luminous) =>{
this.setState({
brightness: luminous,
isLoaded: true,
});
});
}
render() {
return (
<View style={styles.container}>
<Text style={styles.instructions}>{this.state.brightness}</Text>
</View>
);
}
}