百度地图点图层-大数据简单点图 - 北京炫码科技有限公司

<!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.92/dist/mapvgl.min.js"></script>
</head>
<body>
    <div id="map_container"></div>
    <script>
    /* global BMapGL */
    /* global mapv */
    /* global mapvgl */
    /* global initMap */
    /* global purpleStyle */

    var map = initMap({
        tilt: 60,
        heading: 0,
        center: [106.510141,29.544868],
        zoom: 13,
        style: purpleStyle
    });

    var view = new mapvgl.View({
        map: map
    });

    fetch('./static/car.csv').then(rs => {
        return rs.text();
    }).then(csvstr => {
        var dataSet = mapv.csv.getDataSet(csvstr);
        var data = dataSet.get();
        var newData = [];
        for (var i = 0; i < data.length; i++) {
            var item = data[i];
            var coordinates = item.geometry.coordinates;
            for (var j = 0; j < coordinates.length; j++) {
                newData.push({
                    geometry: {
                        type: 'POINT',
                        coordinates: coordinates[j]
                    },
                    // properties: {
                    //     color: [Math.random(), Math.random(), Math.random(), Math.random()]
                    // }
                });
            }
        }

        var simplePointLayer = new mapvgl.PointLayer({
            blend: 'lighter',
            shape: 'circle',
            color: 'rgba(255, 71, 26, 1)',
            size: 1
        });
        simplePointLayer.setData(newData);
        view.addLayer(simplePointLayer);
    });
    </script>
</body>
</html>

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