只改了示例里面的url,数据集名称，其他的和示例完全一样，为什么会出现以下错误呢？
<!DOCTYPE> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>车辆监控模拟</title> <style type="text/css"> body{ margin: 0; overflow: hidden; background: #fff; } #map{ position: relative; height: 610px; border:1px solid #3473b7; } #toolbar{ position: relative; padding-top:5px; padding-bottom: 10px; } </style> <link rel="stylesheet" href="../../static/css/bootstrap.css"> <link rel="stylesheet" href="../../static/css/bootstrap-responsive.css"> <script src="../../static/libs/SuperMap.Include.js"></script> <script type="text/javascript"> var map, layer, BusLineLayer, features, cars, carVector, //定义公交线路的样式。 styleLine = { strokeColor: "black", strokeWidth: 1, fill: false }, styleCar1= { externalGraphic:"../theme/images/marker.png", allowRotate:true, graphicWidth:32, graphicHeight:32 }, url1="http://localhost:8090/iserver/services/map-bike-sharing/rest/maps/SupermapCloud"; function init(){ map = new SuperMap.Map("map",{allOverlays:true, controls: [ new SuperMap.Control.LayerSwitcher(), new SuperMap.Control.ScaleLine(), new SuperMap.Control.Zoom(), new SuperMap.Control.Navigation({ dragPanOptions: { enableKinetic: true } })], units: "m" }); layer = new SuperMap.Layer.TiledDynamicRESTLayer("地图呀", url1, {transparent: true, cacheEnabled: true}, {maxResolution:"auto"}); layer.events.on({"layerInitialized":addLayer}); //初始化公交车路线图层。 BusLineLayer = new SuperMap.Layer.Vector("BusLine", {styleMap: new SuperMap.StyleMap({"default": styleLine})}); //初始化汽车图层。 carVector = new SuperMap.Layer.AnimatorVector("Cars", {},{ //设置速度为每帧播放0.05小时的数据 speed:0.05, //开始时间为0晨 startTime:0, //结束时间设置为最后运行结束的汽车结束时间 endTime:55 }); } function addLayer() { map.addLayers([layer, BusLineLayer, carVector]); map.setCenter(new SuperMap.LonLat(12963487.7761907, 4852179.97174134),12); map.addControl(new SuperMap.Control.MousePosition()) ; } //定义查询汽车线路。 function queryBySQL() { carVector.removeAllFeatures(); var queryParam, queryBySQLParams, queryBySQLService; queryParam = new SuperMap.REST.FilterParameter({ name: "BusLine@北京市", attributeFilter: "SmID > 0" }), queryBySQLParams = new SuperMap.REST.QueryBySQLParameters({ queryParams: [queryParam] }), queryBySQLService = new SuperMap.REST.QueryBySQLService(url1, { eventListeners: {"processCompleted": processCompleted, "processFailed": processFailed}}); queryBySQLService.processAsync(queryBySQLParams); } function processCompleted(queryEventArgs) { var i, j, result = queryEventArgs.result; var feature=1; features = []; cars = []; BusLineLayer.removeAllFeatures(); carVector.removeAllFeatures(); var orientation = 1; if (result && result.recordsets) { for (i=0; i<result.recordsets.length; i++) { if (result.recordsets[i].features) { for (j=0, len = result.recordsets[i].features.length; j < len; j++) { feature = result.recordsets[i].features[j]; feature.style = null; features.push(feature); var style = styleCar1; var featureComps = feature.geometry.components; for(var k = 0, len = featureComps.length; k < len; k++) { var car = new SuperMap.Feature.Vector(featureComps[k].clone(), {FEATUREID:feature.id, TIME:k},style); cars.push(car); } } } } } BusLineLayer.addFeatures(features); carVector.addFeatures(cars); } function processFailed(e) { alert(e.error.errorMsg); } //开始播放动画 function startAnimator(){ carVector.animator.start(); } //暂停播放动画 function pauseAnimator(){ carVector.animator.pause(); } //停止播放动画 function stopAnimator(){ carVector.animator.stop(); } </script> </head> <body onload="init()"> <div id="toolbar"> <input type="button" class="btn" value="查询车辆" onclick="queryBySQL()" /> <input type="button" class="btn" value="开始监控" onclick="startAnimator()" /> <input type="button" class="btn" value="暂停监控" onclick="pauseAnimator()" /> <input type="button" class="btn" value="停止监控" onclick="stopAnimator()" /> </div> <div id="map"></div> </body> </html>
你能帮我看一下哪里有问题吗？
