hooks#useRefEffect JavaScript Examples

The following examples show how to use hooks#useRefEffect. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: Map.js    From coronavirus-map-dashboard with MIT License 5 votes vote down vote up 
Map = ( props ) => {
  const { children, className, defaultBaseMap = 'OpenStreetMap', mapEffect, ...rest } = props;

  const mapRef = useRef();

  useConfigureLeaflet();

  useRefEffect({
    ref: mapRef,
    effect: mapEffect,
  });

  const services = useMapServices({
    names: [defaultBaseMap],
  });
  const basemap = services.find(( service ) => service.name === defaultBaseMap );

  let mapClassName = `map`;

  if ( className ) {
    mapClassName = `${mapClassName} ${className}`;
  }

  if ( !isDomAvailable()) {
    return (
      <div className={mapClassName}>
        <p className="map-loading">Loading map...</p>
      </div>
    );
  }

  const mapSettings = {
    className: 'map-base',
    zoomControl: false,
    ...rest,
  };

  return (
    <div className={mapClassName}>
      <BaseMap ref={mapRef} {...mapSettings}>
        { children }
        { basemap && <TileLayer {...basemap} /> }
        <ZoomControl position="bottomright" />
      </BaseMap>
    </div>
  );
}
Example #2
Source File: Map.js    From my-coronavirus-map with MIT License 5 votes vote down vote up 
Map = ( props ) => {
  const { children, className, defaultBaseMap = 'OpenStreetMap', mapEffect, ...rest } = props;

  const mapRef = useRef();

  useConfigureLeaflet();

  useRefEffect({
    ref: mapRef,
    effect: mapEffect,
  });

  const services = useMapServices({
    names: ['OpenStreetMap'],
  });
  const basemap = services.find(( service ) => service.name === defaultBaseMap );

  let mapClassName = `map`;

  if ( className ) {
    mapClassName = `${mapClassName} ${className}`;
  }

  if ( !isDomAvailable()) {
    return (
      <div className={mapClassName}>
        <p className="map-loading">Loading map...</p>
      </div>
    );
  }

  const mapSettings = {
    className: 'map-base',
    zoomControl: false,
    ...rest,
  };

  return (
    <div className={mapClassName}>
      <BaseMap ref={mapRef} {...mapSettings}>
        { children }
        { basemap && <TileLayer {...basemap} /> }
        <ZoomControl position="bottomright" />
      </BaseMap>
    </div>
  );
}
Example #3
Source File: Map.js    From gatsby-map with MIT License 5 votes vote down vote up 
Map = props => {
  const {
    children,
    className,
    defaultBaseMap = 'OpenStreetMap',
    mapEffect,
    ...rest
  } = props

  const mapRef = useRef()

  useConfigureLeaflet()

  useRefEffect({
    ref: mapRef,
    effect: mapEffect
  })

  const services = useMapServices({
    names: ['OpenStreetMap']
  })
  const basemap = services.find(service => service.name === defaultBaseMap)

  let mapClassName = `map`

  if (className) {
    mapClassName = `${mapClassName} ${className}`
  }

  if (!isDomAvailable()) {
    return (
      <div className={mapClassName}>
        <p className="map-loading">Laddar karta...</p>
      </div>
    )
  }

  const mapSettings = {
    className: 'map-base',
    zoomControl: false,
    attributionControl: true,
    ...rest
  }
  return (
    <div className={mapClassName}>
      <BaseMap ref={mapRef} {...mapSettings}>
        {children}
        {basemap && <TileLayer {...basemap} />}
        <ZoomControl position="topright" />
      </BaseMap>
    </div>
  )
}