Complete layers v1 implementation, and add feature names if available (…

…#3)

* feat: add map focus feature

* feat: add a example geojson

src/App.tsx

@@ -3,15 +3,17 @@ import { Map, MapLabel } from './components/map/'
 import { MapControls } from './components/map-controls'
 import { useState } from 'react'
 import { GeoJSON } from 'geojson';
+import { MapFocus } from './components/map-controls/types';
+
 
 
 function App() {
   const [geoJson, setGeoJson] = useState<GeoJSON|undefined>(undefined);
-
+  const [ mapFocus, setMapFocus ] = useState<MapFocus|undefined>(undefined);
   return <>
     <MapLabel/>
-    <Map geojson={geoJson}/>
-    <MapControls geoJson={geoJson} setGeoJSON={setGeoJson} />
+    <Map geojson={geoJson} mapFocus={mapFocus}/>
+    <MapControls geoJson={geoJson} setGeoJSON={setGeoJson} setMapFocus={setMapFocus}/>
   </>
 }