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June 18, 2019 21:42
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deck.gl GoogleMapOverlay example
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<html> | |
<head> | |
<script src="https://unpkg.com/deck.gl@^7.0.0/dist.min.js"></script> | |
<script src="https://maps.googleapis.com/maps/api/js?key=AIzaSyDaoLdV31Y5ls8ABBpuAQt9t8RzMDfOMiM&libraries=visualization&v=3.34"></script> | |
<style type="text/css"> | |
body {margin: 0; padding: 0; overflow: hidden;} | |
#container {width: 100vw; height: 100vh;} | |
#tooltip {position: absolute; z-index: 1; background: #000; color: #fff; font-family: sans-serif; font-size: 11px; padding: 4px; padding: 8px; pointer-events: none;} | |
</style> | |
</head> | |
<body> | |
<div id="container"></div> | |
<div id="tooltip"></div> | |
</body> | |
<script type="text/javascript"> | |
// source: Natural Earth http://www.naturalearthdata.com/ via geojson.xyz | |
const AIR_PORTS = | |
'https://d2ad6b4ur7yvpq.cloudfront.net/naturalearth-3.3.0/ne_10m_airports.geojson'; | |
function setTooltip({x, y, object}) { | |
const tooltip = document.getElementById('tooltip'); | |
if (object) { | |
tooltip.style.display = 'block'; | |
tooltip.style.left = x + 'px'; | |
tooltip.style.top = y + 'px'; | |
tooltip.innerHTML = object.properties.name; | |
} else { | |
tooltip.style.display = 'none'; | |
} | |
} | |
const map = new google.maps.Map(document.getElementById('container'), { | |
center: {lat: 51.47, lng: 0.45}, | |
zoom: 5 | |
}); | |
const deckOverlay = new deck.GoogleMapsOverlay({ | |
layers: [ | |
new deck.GeoJsonLayer({ | |
id: 'airports', | |
data: AIR_PORTS, | |
filled: true, | |
pointRadiusMinPixels: 2, | |
opacity: 1, | |
pointRadiusScale: 2000, | |
getRadius: f => (11 - f.properties.scalerank), | |
getFillColor: [200, 0, 80, 180], | |
pickable: true, | |
autoHighlight: true, | |
onHover: setTooltip | |
}), | |
new deck.ArcLayer({ | |
id: 'arcs', | |
data: AIR_PORTS, | |
dataTransform: d => d.features.filter(f => f.properties.scalerank < 4), | |
getSourcePosition: f => [-0.4531566,51.4709959], // London | |
getTargetPosition: f => f.geometry.coordinates, | |
getSourceColor: [0, 128, 200], | |
getTargetColor: [200, 0, 80], | |
getWidth: 1 | |
}) | |
] | |
}); | |
deckOverlay.setMap(map); | |
</script> | |
</html> |
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