kopia lustrzana https://github.com/openstreetmap-polska/aed-mapa
added poc
tomasz t
rodzic
2f0ff69a92
commit
345179b67c
Plik binarny nie jest wyświetlany.
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Po Szerokość: | Wysokość: | Rozmiar: 3.2 KiB |
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import requests
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import json
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def geojson_point_feature(lat: float, lon: float, properties: dict) -> dict:
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return {
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"type": "Feature",
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"geometry": {
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"type": "Point",
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"coordinates": [lon, lat]
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},
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"properties": properties,
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}
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overpass_api_url = 'https://lz4.overpass-api.de/api/interpreter'
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overpass_query = '''
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[out:json][timeout:90];
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// area(3600049715) = Polska
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area(3600049715)->.searchArea;
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// gather results
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(
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// query part for: “emergency=defibrillator”
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node[emergency=defibrillator](area.searchArea);
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);
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// print results
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out body;
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>;
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out skel qt;'''
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tags_to_keep = {
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'emergency',
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'defibrillator:location',
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'defibrillator:location:pl',
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'access',
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'indoor',
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'description',
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'description:pl',
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'phone',
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'note',
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'note:pl',
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}
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response = requests.post(url=overpass_api_url, data={'data': overpass_query})
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response.raise_for_status()
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elements = response.json().get('elements')
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geojson = {
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"type": "FeatureCollection",
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"features": [],
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}
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for element in elements:
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osm_id = element['id']
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longitude = element['lon']
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latitude = element['lat']
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tags = {
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key: value for key, value in element['tags'].items() if key in tags_to_keep
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}
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tags['osm_id'] = osm_id
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geojson['features'].append(
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geojson_point_feature(lat=latitude, lon=longitude, properties=tags)
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)
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with open(file='aed_poland.geojson', mode='w', encoding='utf-8') as f:
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json.dump(geojson, f, allow_nan=False)
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<html>
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<head>
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<title>AED - mapa defibrylatorów</title>
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<meta charset="utf-8" />
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<meta name="viewport" content="initial-scale=1,maximum-scale=1,user-scalable=no" />
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<script src="https://unpkg.com/maplibre-gl@1.15.2/dist/maplibre-gl.js"></script>
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<link href="https://unpkg.com/maplibre-gl@1.15.2/dist/maplibre-gl.css" rel="stylesheet" />
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<style>
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body { margin: 0; padding: 0; }
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#map { position: absolute; top: 0; bottom: 0; width: 100%; }
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</style>
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</head>
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<body>
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<div id="map"></div>
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<script src="./map.js"></script>
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</body>
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</html>
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var map = new maplibregl.Map({
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'container': 'map', // container id
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'center': [20, 52], // starting position [lng, lat]
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'zoom': 6, // starting zoom
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'hash': 'map',
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'style': {
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'version': 8,
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"glyphs": "http://fonts.openmaptiles.org/{fontstack}/{range}.pbf",
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'sources': {
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'raster-tiles': {
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'type': 'raster',
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'tiles': [
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'https://a.tile.openstreetmap.org/{z}/{x}/{y}.png',
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'https://b.tile.openstreetmap.org/{z}/{x}/{y}.png',
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'https://c.tile.openstreetmap.org/{z}/{x}/{y}.png'
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],
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'tileSize': 256,
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'attribution':
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'map © <a target="_top" rel="noopener" href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors.',
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},
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},
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'layers': [
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{
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'id': 'background',
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'type': 'raster',
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'source': 'raster-tiles',
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'minzoom': 0,
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'maxzoom': 22,
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},
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]
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},
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});
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map.on('load', () => {
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map.loadImage('./aed_240px.png', (error, image) => {
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if (error) throw error;
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map.addImage('aed-icon', image, { 'sdf': false });
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map.addSource('aed-locations', {
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'type': 'geojson',
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'data': './aed_poland.geojson',
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'cluster': true,
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});
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map.addLayer({
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'id': 'unclustered',
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'type': 'symbol',
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'source': 'aed-locations',
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'layout': {
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'icon-image': ['image', 'aed-icon'],
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'icon-size': 0.2,
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},
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'filter': ['!', ['has', 'point_count']],
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});
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map.addLayer({
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'id': 'clustered-circle',
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'type': 'circle',
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'source': 'aed-locations',
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'paint': {
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'circle-color': '#09FF09',
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'circle-radius': 40,
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},
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'filter': ['has', 'point_count'],
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});
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map.addLayer({
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'id': 'clustered-label',
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'type': 'symbol',
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'source': 'aed-locations',
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'layout': {
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'text-field': '{point_count_abbreviated}',
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'text-font': ['Open Sans Bold'],
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'text-size': 18,
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},
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'paint': {
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'text-halo-width': 2,
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'text-halo-color': 'white',
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},
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'filter': ['has', 'point_count'],
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});
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});
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});
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