globe-flights.html
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<!doctype html>
<html>
<head>
<meta charset="utf-8">
<title>Globe - ECHARTS-GL</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="../node_modules/echarts/dist/echarts.js"></script>
<script src="https://cdn.jsdelivr.net/npm/echarts@4.9.0/map/js/world.js"></script>
<script src="../dist/echarts-gl.js"></script>
<script src="lib/jquery.min.js"></script>
<script src="js/commonUI.js"></script>
<script>
var chart = echarts.init(document.getElementById('main'));
var canvas = document.createElement('canvas');
var mapChart = echarts.init(canvas, null, {
width: 4096,
height: 2048
});
mapChart.setOption({
series : [
{
type: 'map',
map: 'world',
top: 0,
left: 0,
right: 0,
bottom: 0,
boundingCoords: [[-180, 90], [180, -90]],
silent: true,
itemStyle: {
normal: {
borderWidth: 1,
borderColor: 'rgb(100, 5, 10)',
color: 'transparent'
}
}
}
]
});
// https://www.behance.net/gallery/50293671/T-GLOBE
$.getJSON('./data/flights.json', function (data) {
var airports = data.airports.map(function (item) {
return {
coord: [item[3], item[4]]
}
});
function getAirportCoord(idx) {
return [data.airports[idx][3], data.airports[idx][4]];
}
// Route: [airlineIndex, sourceAirportIndex, destinationAirportIndex]
var routesGroupByAirline = {};
data.routes.forEach(function (route) {
var airline = data.airlines[route[0]];
var airlineName = airline[0];
if (!routesGroupByAirline[airlineName]) {
routesGroupByAirline[airlineName] = [];
}
routesGroupByAirline[airlineName].push(route);
});
var pointsData = [];
data.routes.forEach(function (airline) {
pointsData.push(getAirportCoord(airline[1]));
pointsData.push(getAirportCoord(airline[2]));
});
var series = data.airlines.map(function (airline) {
var airlineName = airline[0];
var routes = routesGroupByAirline[airlineName];
if (!routes) {
return null;
}
return {
type: 'lines3D',
name: airlineName,
effect: {
show: true,
trailWidth: 2,
trailLength: 0.2,
trailOpacity: 0.4,
trailColor: 'rgb(30, 30, 60)'
},
lineStyle: {
width: 1,
color: 'rgb(50, 50, 150)',
// color: 'rgb(118, 233, 241)',
opacity: 0.1
},
blendMode: 'lighter',
distanceToGlobe: 4,
data: routes.map(function (item) {
return [airports[item[1]].coord, airports[item[2]].coord];
})
};
}).filter(function (series) {
return !!series;
});
series.push({
type: 'scatter3D',
coordinateSystem: 'globe',
blendMode: 'lighter',
symbolSize: 2,
distanceToGlobe: 4,
itemStyle: {
color: 'rgb(50, 50, 150)',
opacity: 0.2
},
data: pointsData
});
chart.setOption({
toolbox: {
feature: {
saveAsImage: {}
},
iconStyle: {
normal: {
borderColor: '#fff'
}
}
},
legend: {
selectedMode: 'single',
left: 'left',
data: Object.keys(routesGroupByAirline),
orient: 'vertical',
textStyle: {
color: '#fff'
}
},
globe: {
environment: 'asset/starfield.jpg',
heightTexture: 'asset/bathymetry_bw_composite_4k.jpg',
displacementScale: 0.05,
displacementQuality: 'high',
baseColor: '#000',
shading: 'realistic',
realisticMaterial: {
roughness: 0.2,
metalness: 0
},
postEffect: {
enable: true,
depthOfField: {
enable: true
}
},
temporalSuperSampling: {
enable: true
},
light: {
ambient: {
intensity: 0
},
main: {
intensity: 0.1,
shadow: false
},
ambientCubemap: {
texture: 'asset/lake.hdr',
exposure: 1,
diffuseIntensity: 0.5,
specularIntensity: 2
}
},
viewControl: {
autoRotate: false
},
silent: true
// layers: [{
// type: 'blend',
// blendTo: 'emission',
// texture: mapChart,
// intensity: 10
// }]
},
series: series
});
window.addEventListener('keydown', function () {
series.forEach(function (series, idx) {
chart.dispatchAction({
type: 'lines3DToggleEffect',
seriesIndex: idx
});
})
});
});
window.addEventListener('resize', function () {
chart.resize();
});
</script>
</body>
</html>