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Last active June 13, 2018 16:32
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index.html
<!DOCTYPE html>
<html>
<head>
<title>Simple Map</title>
<link rel="stylesheet" href="https://openlayers.org/en/v4.6.5/css/ol.css" type="text/css">
<!-- The line below is only needed for old environments like Internet Explorer and Android 4.x -->
<script src="https://cdn.polyfill.io/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL"></script>
<script src="https://openlayers.org/en/v4.6.5/build/ol.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/proj4js/2.4.4/proj4.js"></script>
</head>
<body>
<div id="map" class="map"></div>
<script>
let myProjectionName = 'EPSG:25832';
proj4.defs(myProjectionName, '+proj=utm +zone=32 +ellps=GRS80 +units=m +no_defs');
var myProjection = ol.proj.get(myProjectionName);
myProjection.setExtent([239323.44497533192, 4294418.796805557, 760676.5550246682, 9320086.206906328]);
var mapView = new ol.View({
center: ol.proj.transform([9.98, 53.55], 'EPSG:4326', 'EPSG:25832'),
zoom: 9,
projection: 'EPSG:25832'
});
var vectorLayer = new ol.source.Vector({
format: new ol.format.WFS(),
url: function(extent) {
return 'https://cors-anywhere.herokuapp.com/https://geodienste.hamburg.de/HH_WFS_Statistik_Stadtteile_Wahlergebnisse' +
'?version=1.1.0&request=GetFeature&typename=Statistik_Stadtteile_Wahlergebnisse:Buergerschaftswahl_15.02.2015_-_Wahlbeteiligung_in_Prozent' +
'&bbox' + extent.join(',') + ',EPSG:25832';
},
strategy: ol.loadingstrategy.bbox
});
let map = new ol.Map({
target: 'map',
layers: [
new ol.layer.Tile({
source: new ol.source.OSM(),
projection: 'EPSG:25832'
}),
new ol.layer.Vector({
source: vectorLayer,
projection: 'EPSG:25832'
})
],
view: this.mapView
});
</script>
</body>
</html>
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