Function constructor

example/src/examples/WMSTiles.tsx:15–27

(props: any)

class WMSTiles extends React.Component<any, any> {
  constructor(props: any) {
    super(props);

    this.state = {
      region: {
        latitude: LATITUDE,
        longitude: LONGITUDE,
        latitudeDelta: LATITUDE_DELTA,
        longitudeDelta: LONGITUDE_DELTA,
      },
      isWMSTilesActive: false,
    };
  }

  toggleWMSTiles() {
    this.setState({isWMSTilesActive: !this.state.isWMSTilesActive});