Created
August 19, 2016 19:19
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geolocation
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<!DOCTYPE html> | |
<html> | |
<head> | |
<meta charset='utf-8' /> | |
<title></title> | |
<meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no' /> | |
<script src='https://api.tiles.mapbox.com/mapbox-gl-js/v0.17.0/mapbox-gl.js'></script> | |
<link href='https://api.tiles.mapbox.com/mapbox-gl-js/v0.17.0/mapbox-gl.css' rel='stylesheet' /> | |
<style> | |
body { margin:0; padding:0; } | |
#map { position:absolute; top:0; bottom:0; width:100%; } | |
button { position: absolute; margin-left: 100px; z-index: 1;} | |
</style> | |
</head> | |
<body> | |
<style> | |
.ui-button { | |
background:#3887BE; | |
color:#FFF; | |
display:block; | |
position:absolute; | |
top:50%;left:50%; | |
width:160px; | |
margin:-20px 0 0 -80px; | |
z-index:100; | |
text-align:center; | |
padding:10px; | |
border:1px solid rgba(0,0,0,0.4); | |
border-radius:3px; | |
} | |
.ui-button:hover { | |
background:#3074a4; | |
color:#fff; | |
} | |
</style> | |
<a href='#' id='geolocate' class='ui-button'>Find me</a> | |
<div id='map'></div> | |
<script> | |
mapboxgl.accessToken = 'pk.eyJ1IjoiZ3JhZmEiLCJhIjoiZjk3Mjk2YWYzZTNlYjM3ODdlNzJlOWJlM2VjZGI0ZDEifQ.OTT9oT7CqAc9vZsnJLT51Q'; | |
var map = new mapboxgl.Map({ | |
container: 'map', // container id | |
style: 'mapbox://styles/mapbox/streets-v8', //stylesheet location | |
center: [-74.50, 40], // starting position | |
zoom: 9 // starting zoom | |
}); | |
var geolocate = document.getElementById('geolocate'); | |
if (!navigator.geolocation) { | |
geolocate.innerHTML = 'Geolocation is not available'; | |
} else { | |
geolocate.onclick = function (e) { | |
e.preventDefault(); | |
e.stopPropagation(); | |
map.locate(); | |
}; | |
} | |
map.on('locationfound', function(e) { | |
map.fitBounds(e.bounds); | |
map.addSource('single-point', { | |
"type": "geojson", | |
"data": { | |
"type": "FeatureCollection", | |
"features": [] | |
} | |
}); | |
map.addLayer({ | |
"id": "point", | |
"source": "single-point", | |
"type": "circle", | |
"paint": { | |
"circle-radius": 10, | |
"circle-color": "#007cbf" | |
} | |
}); | |
map.getSource('single-point').setData(e.result.geometry); | |
// And hide the geolocation button | |
geolocate.parentNode.removeChild(geolocate); | |
}); | |
// If the user chooses not to allow their location | |
// to be shared, display an error message. | |
map.on('locationerror', function(e) { | |
geolocate.innerHTML = 'Position could not be found'; | |
}); | |
</script> | |
</body> | |
</html> |
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