<html lang="en">
<head>
<meta charset="utf-8">
<title>SdohCompare</title>
<base href="/">
<meta name="viewport" content="width=device-width, initial-scale=1">
<script src='https://api.mapbox.com/mapbox-gl-js/v0.44.2/mapbox-gl.js'></script>
<link href='https://api.mapbox.com/mapbox-gl-js/v0.44.2/mapbox-gl.css' rel='stylesheet' />
<style>
body {
margin: 0;
padding: 0;
}
h2,
h3 {
margin: 10px;
font-size: 1.2em;
}
h3 {
font-size: 1em;
}
p {
font-size: 0.85em;
margin: 10px;
text-align: left;
}
#map {
position: absolute;
top: 0;
bottom: 0;
width: 100%;
}
.map-overlay {
position: absolute;
bottom: 0;
right: 0;
background: rgba(255, 255, 255, 0.8);
margin-right: 20px;
font-family: Arial, sans-serif;
overflow: auto;
border-radius: 3px;
}
#features {
top: 0;
height: 100px;
margin-top: 20px;
width: 250px;
}
#legend {
padding: 10px;
box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
line-height: 18px;
height: 150px;
margin-bottom: 40px;
width: 100px;
}
.legend-key {
display: inline-block;
border-radius: 20%;
width: 10px;
height: 10px;
margin-right: 5px;
}
</style>
</head>
<body>
<div class="container-fluid">
<div id='map'></div>
<div class='map-overlay' id='features'>
<h2>US population density</h2>
<div id='pd'>
<p>Hover over a state!</p>
</div>
</div>
<div class='map-overlay' id='legend'></div>
</div>
<script>
mapboxgl.accessToken = 'pk.apikey';
var map = new mapboxgl.Map({
container: 'map',
style: 'mapbox://styles/styles/cjitxqf1n0tgu2sp94h48zhu4'
});
map.on('load', function () {
var layers = ['0-10', '10-20', '20-50', '50-100', '100-200', '200-500', '500-1000', '1000+'];
var colors = ['#FFEDA0', '#FED976', '#FEB24C', '#FD8D3C', '#FC4E2A', '#E31A1C', '#BD0026', '#800026'];
for (i = 0; i < layers.length; i++) {
var layer = layers[i];
var color = colors[i];
var item = document.createElement('div');
var key = document.createElement('span');
key.className = 'legend-key';
key.style.backgroundColor = color;
var value = document.createElement('span');
value.innerHTML = layer;
item.appendChild(key);
item.appendChild(value);
legend.appendChild(item);
}
});
map.on('mousemove', function (e) {
var states = map.queryRenderedFeatures(e.point, {
layers: ['statedata']
});
if (states.length > 0) {
document.getElementById('pd').innerHTML = '<h3><strong>' + states[0].properties.name + '</strong></h3><p><strong><em>' + states[0].properties.density + '</strong> people per square mile</em></p>';
} else {
document.getElementById('pd').innerHTML = '<p>Hover over a state!</p>';
}
});
map.getCanvas().style.cursor = 'default';
map.fitBounds([[-133.2421875, 16.972741], [-47.63671875, 52.696361]]);
</script>
</body>
</html>