pengyu
/
tongyu_visu


			
				
					
						
						
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							<!--********************************************************************
* Copyright© 2000 - 2021 SuperMap Software Co.Ltd. All rights reserved.
*********************************************************************-->
<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title data-i18n="resources.title_pulse"></title>
    <script type="text/javascript" src="../js/include-web.js"></script>
</head>
<body style=" margin: 0;overflow: hidden;background: #fff;width: 100%;height:100%;position: absolute;top: 0;">
<div id="map" style="margin:0 auto;width: 100%;height: 100%"></div>
<script type="text/javascript" include="leaflet-icon-pulse" src="../../dist/leaflet/include-leaflet.js"></script>
<script type="text/javascript">
    var host = window.isLocal ? window.server : "https://iserver.supermap.io";
    var map, resultLayer, markers = [],
        dataUrl = host + "/iserver/services/data-DynamicData/rest/data",
        url = host + "/iserver/services/map-china400/rest/maps/China",
        pulseIcon = L.icon.pulse({
            iconSize: [12, 12],
            color: '#2f8'
        });
    map = L.map('map', {
        preferCanvas: true,
        center: [32, 104],
        maxZoom: 18,
        zoom: 4
    });
    L.supermap.tiledMapLayer(url).addTo(map);
    loadPulse();

    function loadPulse() {
        var point1 = L.CRS.EPSG3857.project(L.latLng(22, 96));
        var point2 = L.CRS.EPSG3857.project(L.latLng(42, 124));
        var bounds = L.latLngBounds(L.latLng(point1.y, point1.x), L.latLng(point2.y, point2.x));
        var boundsParam = new SuperMap.GetFeaturesByBoundsParameters({
            datasetNames: ["DynamicData:Point"],
            bounds: bounds
        });
        L.supermap
            .featureService(dataUrl)
            .getFeaturesByBounds(boundsParam, function (serviceResult) {
                createLayers(serviceResult.result.features);
            });
    }

    function createLayers(result) {
        if (!result || !result.features || result.features.length < 1) {
            return;
        }
        result.features.map(function (feature) {
            var latLng = L.CRS.EPSG3857.unproject(L.point(feature.geometry.coordinates));
            markers.push(L.marker(latLng, {icon: pulseIcon}));
        });
        resultLayer = L.featureGroup(markers).addTo(map);
    }
</script>
</body>
</html>