Created
May 17, 2024 09:41
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset='utf-8' /> | |
<title>Clustered Mapbox Map</title> | |
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' /> | |
<script src='https://api.mapbox.com/mapbox-gl-js/v2.8.2/mapbox-gl.js'></script> | |
<script src="https://unpkg.com/[email protected]/dist/supercluster.min.js"></script> | |
<link href='https://api.mapbox.com/mapbox-gl-js/v2.8.2/mapbox-gl.css' rel='stylesheet' /> | |
<style> | |
body { margin: 0; padding: 0; } | |
#map { position: absolute; top: 0; bottom: 0; width: 100%; } | |
</style> | |
</head> | |
<body> | |
<div id='map'></div> | |
<script> | |
let now = performance.now(); | |
mapboxgl.accessToken = 'pk.eyJ1IjoibmV1cmFsbmV4dCIsImEiOiJjbG84Z25jeWkwMWllMmtxYzduOGI3M3RzIn0.N-OEPvf5V2rOI0URnKPUrA'; | |
const map = new mapboxgl.Map({ | |
container: 'map', | |
style: 'mapbox://styles/mapbox/streets-v11', | |
center: [73.85525117586494, 18.52027645666641], | |
zoom: 10, | |
}); | |
map.on("load", function() { | |
console.log("loading map took:", performance.now() - now, "ms"); | |
map.addSource("tier1", { | |
type: "geojson", | |
data: { | |
type: 'FeatureCollection', | |
features: [] | |
}, | |
}); | |
map.addSource("tier2", { | |
type: "geojson", | |
data: { | |
type: 'FeatureCollection', | |
features: [] | |
}, | |
}); | |
map.addSource("tier3", { | |
type: "geojson", | |
data: { | |
type: 'FeatureCollection', | |
features: [] | |
}, | |
}); | |
map.addLayer({ | |
id: 'tier1Entries', | |
type: 'circle', | |
source: 'tier1', | |
paint: { | |
'circle-color': '#ff0000', | |
'circle-radius': 4, | |
'circle-stroke-width': 1, | |
'circle-stroke-color': '#fff' | |
} | |
}); | |
map.addLayer({ | |
id: 'tier2Entries', | |
type: 'circle', | |
source: 'tier2', | |
minzoom: 12, | |
paint: { | |
'circle-color': '#00ff00', | |
'circle-radius': 4, | |
'circle-stroke-width': 1, | |
'circle-stroke-color': '#fff' | |
} | |
}); | |
map.addLayer({ | |
id: 'tier3Entries', | |
type: 'circle', | |
source: 'tier3', | |
minzoom: 14, | |
paint: { | |
'circle-color': '#0000ff', | |
'circle-radius': 4, | |
'circle-stroke-width': 1, | |
'circle-stroke-color': '#fff' | |
} | |
}); | |
now = performance.now(); | |
fetch("http://140.238.242.140:5000/") | |
.then(res => res.json()) | |
.then(res => { | |
console.log("fetching data took:", performance.now() - now, "ms"); | |
now = performance.now(); | |
map.getSource("tier1").setData(res[0]); | |
map.getSource("tier2").setData(res[1]); | |
map.getSource("tier3").setData(res[2]); | |
console.log("setting data took:", performance.now() - now, "ms"); | |
}); | |
}); | |
/* | |
map.on('moveend', function() { | |
console.log(Math.trunc(map.getZoom())); | |
}); | |
*/ | |
map.on('click', function(e) { | |
const lngLat = e.lngLat; | |
console.log(`Longitude: ${lngLat.lng}, Latitude: ${lngLat.lat}`); | |
}); | |
</script> | |
</body> | |
</html> |
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