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<!DOCTYPE html>
<html lang="en-US">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=Edge">
<meta name="viewport" content="initial-scale=1.0, user-scalable=no, width=device-width">
<title data-i18n="resources.title_mapvForceEdge"></title>
<style>
body {
margin: 0;
padding: 0;
}
#map {
position: absolute;
top: 0;
bottom: 0;
width: 100%;
}
</style>
<script type="text/javascript" include="jquery" src="../js/include-web.js"></script>
<script type="text/javascript" include="mapv" src="../../dist/include-mapboxgl.js"></script>
</head>
<body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%">
<div id="map"></div>
<script type="text/javascript">
var attribution = "<a href='https://www.mapbox.com/about/maps/' target='_blank'>© Mapbox </a>" +
"| Map Data <span>© <a href='http://support.supermap.com.cn/product/iServer.aspx' target='_blank'>SuperMap iServer</a></span> <a href='http://mapv.baidu.com' target='_blank'>© 2017 百度 MapV</a> with <span>© <a href='http://iclient.supermap.io' target='_blank'>SuperMap iClient</a></span>";
var host = window.isLocal ? window.server : "http://support.supermap.com.cn:8090";
var tileURL = host + "/iserver/services/map-china400/rest/maps/ChinaDark/zxyTileImage.png?z={z}&x={x}&y={y}";
var map = new mapboxgl.Map({
container: 'map',
style: {
"version": 8,
"sources": {
"raster-tiles": {
"attribution": attribution,
"type": "raster",
"tiles": [tileURL],
"tileSize": 256,
},
},
"layers": [{
"id": "simple-tiles",
"type": "raster",
"source": "raster-tiles",
"minzoom": 0,
"maxzoom": 22
}]
},
center: [112, 37.94],
zoom: 3
});
map.addControl(new mapboxgl.NavigationControl(), 'top-left');
map.addControl(new mapboxgl.supermap.LogoControl(), 'bottom-right');
new mapboxgl.Popup({closeOnClick: false})
.setLngLat(map.getCenter())
.setHTML(resources.text_iClient9)
.addTo(map);
var randomCount = 500;
var node_data = {
"0": {"x": 108.154518, "y": 36.643346},
"1": {"x": 121.485124, "y": 31.235317},
};
var edge_data = [
{"source": "1", "target": "0"}
];
var citys = ["北京", "天津", "上海", "重庆", "石家庄", "太原", "呼和浩特", "哈尔滨", "长春", "沈阳", "济南", "南京", "合肥", "杭州", "南昌", "福州", "郑州", "武汉", "长沙", "广州", "南宁", "西安", "银川", "兰州", "西宁", "乌鲁木齐", "成都", "贵阳", "昆明", "拉萨", "海口"];
// 构造数据
for (var i = 1; i < randomCount; i++) {
var cityCenter = mapv.utilCityCenter.getCenterByCityName(citys[parseInt(Math.random() * citys.length)]);
node_data[i] = {
x: cityCenter.lng - 5 + Math.random() * 10,
y: cityCenter.lat - 5 + Math.random() * 10,
};
edge_data.push(
{"source": ~~(i * Math.random()), "target": '0'}
);
}
var fbundling = mapv.utilForceEdgeBundling()
.nodes(node_data)
.edges(edge_data);
var results = fbundling();
var data = [];
var timeData = [];
for (var i = 0; i < results.length; i++) {
var line = results[i];
var coordinates = [];
for (var j = 0; j < line.length; j++) {
coordinates.push([line[j].x, line[j].y]);
timeData.push({
geometry: {
type: 'Point',
coordinates: [line[j].x, line[j].y]
},
count: 1,
time: j
});
}
data.push({
geometry: {
type: 'LineString',
coordinates: transformCoords(coordinates)
}
});
function transformCoords(coordinates) {
var coords = [];
coordinates.map(function (coordinate) {
coords.push(coordinate);
});
return coords;
}
}
var dataSet = new mapv.DataSet(data);
var options = {
strokeStyle: 'rgba(55, 50, 250, 0.3)',
globalCompositeOperation: 'lighter',
shadowColor: 'rgba(55, 50, 250, 0.5)',
shadowBlur: 10,
lineWidth: 1.0,
draw: 'simple'
};
new mapboxgl.supermap.MapvLayer(map, dataSet, options);
var dataSet = new mapv.DataSet(timeData);
var options = {
fillStyle: 'rgba(255, 250, 250, 0.9)',
globalCompositeOperation: 'lighter',
size: 1.5,
animation: {
type: 'time',
stepsRange: {
start: 0,
end: 100
},
trails: 1,
duration: 5
},
draw: 'simple'
};
new mapboxgl.supermap.MapvLayer(map, dataSet, options);
</script>
</body>
</html>