mirror of https://gitee.com/antv-l7/antv-l7
94 lines
2.7 KiB
HTML
94 lines
2.7 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<link rel="stylesheet" href="https://gw.alipayobjects.com/os/rmsportal/PqLCOJpqoOUfuPRacUzE.css" />
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<title>自定义图例组件</title>
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<style> ::-webkit-scrollbar{display:none;}html,body{overflow:hidden;margin:0;}
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#map { position:absolute; top:0; bottom:0; width:100%; }
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</style>
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</head>
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<body>
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<div id="map"></div>
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<script>/*Fixing iframe window.innerHeight 0 issue in Safari*/ document.body.clientHeight; </script>
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<script src="https://webapi.amap.com/maps?v=1.4.8&key=15cd8a57710d40c9b7c0e3cc120f1200&plugin=Map3D"></script>
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<script src="https://gw.alipayobjects.com/os/antv/assets/lib/jquery-3.2.1.min.js"></script>
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<script src="../build/L7.js"></script>
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<style>
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.info {
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padding: 6px 8px;
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font: 14px/16px Arial, Helvetica, sans-serif;
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background: white;
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background: rgba(255,255,255,0.8);
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box-shadow: 0 0 15px rgba(0,0,0,0.2);
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border-radius: 5px;
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}
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.info h4 {
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margin: 0 0 5px;
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color: #777;
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}
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.legend {
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line-height: 18px;
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color: #555;
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}
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.legend i {
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width: 18px;
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height: 18px;
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float: left;
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margin-right: 8px;
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opacity: 0.7;
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}
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</style>
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<script>
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var scene = new L7.Scene({
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id: 'map',
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mapStyle: 'light', // 样式URL
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center: [120.19382669582967, 30.258134],
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pitch: 0,
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zoom: 4,
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zoomControl: false,
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scaleControl: false
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});
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scene.on('loaded', function() {
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var colors = ["#FFF5B8", "#FFDC7D", "#FFAB5C", "#F27049", "#D42F31", "#730D1C"];
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$.getJSON('https://gw.alipayobjects.com/os/rmsportal/JToMOWvicvJOISZFCkEI.json', function(city) {
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var layer = scene.PolygonLayer().source(city).color('pm2_5_24h', function(p) {
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if (p > 120) {
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return colors[5];
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} else if (p > 65) {
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return colors[4];
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} else if (p > 30) {
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return colors[3];
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} else if (p > 15) {
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return colors[2];
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} else if (p > 8) {
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return colors[1];
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} else {
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return colors[0];
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}
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}).shape('fill').active(true).style({
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opacity: 1
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}).render();
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var legendinfo = layer.getLegendCfg('pm2_5_24h');
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var legend = new L7.Control.Base({
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position: 'bottomright'
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});
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legend.onAdd = function(scene) {
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const el = document.createElement('div');
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el.className = 'info legend';
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const grades = [0, 8, 15, 30, 65, 120 ];
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for (var i = 0; i < grades.length; i++) {
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el.innerHTML +=
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'<i style="background:' + colors[i] + '"></i> ' +
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grades[i] + (grades[i + 1] ? '–' + grades[i + 1] + '<br>' : '+');
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}
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return el;
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};
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legend.addTo(scene);
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});
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});
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</script>
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</body>
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</html>
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