mirror of
https://github.com/Viglino/ol-ext.git
synced 2026-01-25 17:36:21 +00:00
124 lines
3.8 KiB
HTML
124 lines
3.8 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<!--
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Copyright (c) 2015-2018 Jean-Marc VIGLINO,
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released under CeCILL-B (french BSD like) licence: http://www.cecill.info/
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-->
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<title>ol-ext: API-geo</title>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<link rel="icon" type="image/png" href="https://upload.wikimedia.org/wikipedia/commons/thumb/a/a0/IGN_logo_2012.svg/218px-IGN_logo_2012.svg.png" />
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<meta name="description" content="Geoportail layer for ol" />
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<meta name="keywords" content="ol, openlayers, layer, source, geoportail" />
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<meta name="msapplication-tap-highlight" content="no" />
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<meta name="viewport" content="user-scalable=no, initial-scale=1, maximum-scale=1, minimum-scale=1" />
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<!-- jQuery -->
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<script type="text/javascript" src="https://code.jquery.com/jquery-1.11.0.min.js"></script>
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<!-- Openlayers -->
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/ol@latest/ol.css" />
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<script type="text/javascript" src="https://cdn.jsdelivr.net/npm/ol@latest/dist/ol.js"></script>
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<script src="/v2/polyfill.min.js?features=requestAnimationFrame,Element.prototype.classList,URL,Object.assign"></script>
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<!-- ol-ext -->
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<link rel="stylesheet" href="../../dist/ol-ext.css" />
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<script type="text/javascript" src="../../dist/ol-ext.js"></script>
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<!-- Pointer events polyfill for old browsers, see https://caniuse.com/#feat=pointer -->
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<script src="https://unpkg.com/elm-pep"></script>
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<!-- filesaver-js -->
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<script type="text/javascript" src="https://cdn.rawgit.com/eligrey/FileSaver.js/aa9f4e0e/FileSaver.min.js"></script>
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<link rel="stylesheet" href="../style.css" />
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<style>
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#map {
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position: absolute;
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top: 4.5em;
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left: 0;
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width: 100%;
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height: 100%;
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background-color: #0a3b59;
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}
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</style>
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</head>
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<body >
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<a href="https://github.com/Viglino/ol-ext" class="icss-github-corner"><i></i></a>
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<a href="../../index.html">
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<h1>ol-ext: API-geo</h1>
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</a>
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<!-- DIV pour la carte -->
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<div id="map"></div>
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<script type="text/javascript">
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// The map
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var map = new ol.Map ({
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target: 'map',
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view: new ol.View ({
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zoom: 6,
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center: [285345, 5865529]
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})
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});
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// Earth photo
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map.addLayer (new ol.layer.Geoportail({
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layer: 'ORTHOIMAGERY.ORTHOPHOTOS'
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}));
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var communes = new ol.source.Vector({});
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map.addLayer(
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new ol.layer.Vector({
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title: 'Communes',
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className: 'vector',
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source: communes,
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style: new ol.style.Style({
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image: new ol.style.Circle({
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radius: 2,
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fill: new ol.style.Fill({ color: '#fff' })
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}),
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stroke: new ol.style.Stroke({
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color: [255,255,255,.75],
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width: 1.25
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})
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})
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})
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);
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var format = new ol.format.GeoJSON();
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// Chargement des communes par département
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// https://api.gouv.fr/documentation/api-geo
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function loadDep(dep) {
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if (dep<0) return;
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var cdep = ('0'+dep).substr(-2);
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if (dep===20) cdep = '2A';
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if (dep===0) cdep = '2B';
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console.log(dep, cdep)
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$.ajax({
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url: 'https://geo.api.gouv.fr/communes?codeDepartement='+cdep+'&fields=codesPostaux,centre,surface,population&format=geojson',
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success: function(data) {
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var features = format.readFeatures(data, { dataProjection: 'EPSG:4326', featureProjection: map.getView().getProjection() });
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features.forEach(function(f) {
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f.set('codesPostaux', f.get('codesPostaux').join(','))
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})
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communes.addFeatures(features);
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loadDep(dep-1)
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}
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})
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}
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loadDep(95);
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function save() {
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var features = communes.getFeatures();
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var data = format.writeFeatures(features, { dataProjection: 'EPSG:4326', featureProjection: map.getView().getProjection(), decimals: 4 });
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var blob = new Blob([data], {type: "text/plain;charset=utf-8"});
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saveAs(blob, "communes.geojson");
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}
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</script>
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</body>
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</html> |