How to use the react-native-openalpr.Aspect.fill function in react-native-openalpr

const countryOptions = [
  { label: 'eu', value: 'eu' },
  { label: 'us', value: 'us' },
]

export default class App extends Component {
  state = {
    showOptions: false,
    plate: 'Point at a plate',
    confidence: '',
    error: null,
    showCamera: false,
    // Camera options
    camera: {
      aspect: Aspect.fill,
    },
    captureQuality: CaptureQuality.medium,
    aspect: CaptureQuality.stretch,
    rotateMode: false,
    torchMode: false,
    showPlateOutline: true,
    plateOutlineColor: '#ff0000',
    country: 'eu',
    touchToFocus: true,
  }

  async componentDidMount() {
    this.checkPermission()
  }

  async checkPermission() {

style={styles.picker}>
      {values.map(({ label, value }) => (
        
      ))}
    
  
)

const colorOptions = [
  { label: 'Red', value: '#ff0000' },
  { label: 'Green', value: '#00ff00' },
  { label: 'Blue', value: '#0000ff' },
]

const aspectOptions = [
  { label: 'Fill', value: Aspect.fill },
  { label: 'Fit', value: Aspect.fit },
  { label: 'Stretch', value: Aspect.stretch },
]

const qualityOptions = [
  { label: 'Low', value: CaptureQuality.low },
  { label: 'Medium', value: CaptureQuality.medium },
  { label: 'High', value: CaptureQuality.high },
]

const countryOptions = [
  { label: 'eu', value: 'eu' },
  { label: 'us', value: 'us' },
]

export default class App extends Component {