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Visualization_NYC_Github.html
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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>New York City Bicycle Routes 2013</title>
<meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no">
<meta name="apple-mobile-web-app-capable" content="yes">
<!-- Fullscreen Landscape on iOS -->
<link rel="stylesheet" href="./common.css">
</head>
<body>
<div id="main"></div>
<script src='https://mgzjys.github.io/Bicycle_Accidents_Visualization/js/echarts.js'></script>
<script src='https://mgzjys.github.io/Bicycle_Accidents_Visualization/js/echarts-gl.js'></script>
<script src='https://mgzjys.github.io/Bicycle_Accidents_Visualization/js/mapbox-gl.js'></script>
<link href='https://mgzjys.github.io/Bicycle_Accidents_Visualization/js/mapbox-gl.css' rel='stylesheet' />
<script src="https://unpkg.com/[email protected]"></script>
<script src='https://mgzjys.github.io/Bicycle_Accidents_Visualization/js/jquery.min.js'></script>
<script src='https://mgzjys.github.io/Bicycle_Accidents_Visualization/js/dat.gui.js'></script>
<script>
mapboxgl.accessToken = window.location.search.slice(1);
mapboxgl.accessToken = 'pk.eyJ1IjoibWd6anlzIiwiYSI6ImNqOHg4dTYyZzF3c2wzMW1iNXc2cXNteTAifQ.kaPEfBr4GPlJfIeLdAU9Vg';
var chart = echarts.init(document.getElementById('main'));
var ENCODE_SCALE = 110000;
function decodeLine(line) {
console.log(line.geometry.coordinates);
return line.geometry.coordinates;
var result = [];
//var prevX = parseFloat(line['dropoff_longitude']);
//var prevY = parseFloat(line['dropoff_latitude']);
// var prevX = -74.00039850902397;
// var prevY = 40.74776789154442;
// var currtX = line['the_geom']['coordinates'][2];
// var currtY = line['the_geom']['coordinates'][3];
//λA is longtitude, ΦA is latitude
// var linedist = Math.sqrt((prevX - currtX) * (prevX - currtX) + (prevY - currtY) * (prevY - currtY))
// result.push([parseFloat(line['dropoff_longitude']), parseFloat(line['dropoff_latitude'])]);
// result.push([parseFloat(line['pickup_longitude']), parseFloat(line['pickup_latitude'])]);
//console.log(result);
return result;
}
var geoJSON = {
features: []
};
var regions = [];
var readShp = new Promise(function(resolve, reject) {
shapefile.open('https://mgzjys.github.io/Bicycle_Accidents_Visualization/data/Test_NYC_buildings.shp', 'https://mgzjys.github.io/Bicycle_Accidents_Visualization/data/Test_NYC_buildings.dbf')
.then(source => source.read()
.then(function append(result) {
if (result.done) {
resolve();
return;
}
var feature = result.value;
feature.properties.name = geoJSON.features.length + '';
regions.push({
name: geoJSON.features.length + '',
value: 1,
height: feature.properties.shape_len / 10
})
geoJSON.features.push(feature);
return source.read().then(append);
})
);
});
Promise.all([$.getJSON('https://mgzjys.github.io/Bicycle_Accidents_Visualization/data/Bike_Routes.json'), readShp])
.then(function([data, lastFeature]) {
var feature_collections = data.features;
var lines = feature_collections.map(function(track) {
return {
coords: decodeLine(track)
};
});
echarts.registerMap('buildings', geoJSON);
console.profile('setOption');
chart.setOption({
mapbox: {
center: [-74.019710, 40.612397],
zoom: 14,
pitch: 50,
bearing: -10,
altitudeScale: 2,
style: 'mapbox://styles/mapbox/dark-v9',
visualMap: {
show: false,
min: 0.4,
max: 10,
inRange: {
color: ['#313695', '#4575b4', '#74add1', '#abd9e9', '#e0f3f8', '#ffffbf', '#fee090', '#fdae61', '#f46d43', '#d73027', '#a50026']
}
},
postEffect: {
enable: true,
screenSpaceAmbientOcclusion: {
enable: true,
intensity: 1.2,
radius: 6,
quality: 'high'
},
screenSpaceReflection: {
enable: true
},
depthOfField: {
enable: false,
focalDistance: 80,
blurRadius: 5
}
},
light: {
main: {
intensity: 1,
shadow: true,
shadowQuality: 'high'
},
ambient: {
intensity: 0.
},
ambientCubemap: {
texture: 'https://mgzjys.github.io/Bicycle_Accidents_Visualization/data/pisa.hdr',
exposure: 1,
diffuseIntensity: 0.5,
specularIntensity: 2
}
}
},
series: [{
type: 'lines3D',
coordinateSystem: 'mapbox',
effect: {
show: true,
constantSpeed: 9,
trailWidth: 6,
trailLength: 1.5,
trailOpacity: 1,
spotIntensity: 10
},
blendMode: 'lighter',
polyline: true,
lineStyle: {
width: 0.1,
color: 'rgb(200, 40, 0)',
opacity: 0.
},
data: {
count: function() {
return lines.length;
},
getItem: function(idx) {
return lines[idx]
}
}
}, {
type: 'map3D',
map: 'buildings',
coordinateSystem: 'mapbox',
shading: 'realistic',
silent: true,
itemStyle: {
areaColor: '#fff'
},
instancing: true,
data: regions,
realisticMaterial: {
metalness: 1,
roughness: 0.2,
}
}]
});
console.profileEnd('setOption');
});
window.addEventListener('keydown', function() {
chart.dispatchAction({
type: 'lines3DToggleEffect',
seriesIndex: 0
});
});
window.addEventListener('resize', function() {
chart.resize();
});
var gui = new dat.GUI();
var config = {
color: 'rgb(200, 40, 0)'
};
gui.addColor(config, 'color').onFinishChange(function() {
chart.setOption({
series: [{
lineStyle: {
color: config.color
}
}]
});
})
</script>
</body>
</html>