<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="utf-8">
<title>MapVGL</title>
<meta http-equiv="X-UA-Compatible" content="IE=Edge">
<meta name="viewport" content="initial-scale=1.0, user-scalable=no">
<style>
html,
body {
width: 100%;
height: 100%;
margin: 0;
padding: 0;
}
#map_container {
width: 100%;
height: 100%;
margin: 0;
}
</style>
<script src="//api.map.baidu.com/api?v=1.0&type=webgl&ak=1XjLLEhZhQNUzd93EjU5nOGQ"></script>
<script src="//mapv.baidu.com/build/mapv.min.js"></script>
<script src="static/common.js"></script>
<script src="https://code.bdstatic.com/npm/mapvgl@1.0.0-beta.106/dist/mapvgl.min.js"></script>
</head>
<body>
<div id="map_container"></div>
<script>
/* global BMapGL */
/* global mapv */
/* global mapvgl */
/* global initMap */
var map = initMap({
tilt: 80,
heading: -45.3,
center: [106.542353,29.565448],
zoom: 17
});
var view = new mapvgl.View({
map: map
});
fetch('./static/chongqing.json').then(function (rs) {
return rs.json();
}).then(function (rs) {
var data = rs;
var polygons = [];
var len = data.length;
for (var i = 0; i < len; i++) {
var line = data[i];
var polygon = [];
var pt = [line[1] * 512, line[2] * 512];
for (var j = 3; j < line.length; j += 2) {
pt[0] += line[j] / 100 / 2;
pt[1] += line[j + 1] / 100 / 2;
polygon.push([pt[0], pt[1]]);
}
if (Math.random() > 0.5) {
polygons.push({
geometry: {
type: 'Polygon',
coordinates: [polygon]
},
properties: {
height: 0
}
});
}
}
var shapeLayer = new mapvgl.PolygonLayer({
enablePicked: true, // 是否可以拾取
selectedIndex: -1, // 选中数据项索引
selectedColor: '#ff0000', // 选中项颜色
autoSelect: true, // 根据鼠标位置来自动设置选中项
onClick: (e) => { // 点击事件
console.log(e);
},
lineColor: 'rgba(250, 250, 25, 0.6)',
lineWidth: 4,
lineJoin: 'miter',
fillColor: 'rgba(25, 25, 250, 0.6)'
});
view.addLayer(shapeLayer);
shapeLayer.setData(polygons);
map.setDefaultCursor('default');
});
</script>
</body>
</html>
