SuperMap.Web.Realspace.Layer3DServicesList = function() {};

var instanceVar = new SuperMap.Web.Realspace.Layer3DServicesList();

function TestLayer3DServicesList() {
    var sceneControl = new SuperMap.Web.UI.Controls.SceneControl(document.getElementById("sceneControlDiv")); 
    var scene = sceneControl.get_scene();
    
    指定场景的服务器地址 
    var sceneServerAddress = "http://LocalHost"; 
     
    获取一个三维图层信息列表对象实例 
    var layer3DServicesList = sceneControl.get_layer3DServicesList(); 
     
    从指定的服务器获取名称为“SceneName”的场景的全部图层服务信息，获取成功返回 True 
    var bLoad = layer3DServicesList.load(sceneServerAddress,"SceneName");    
     
    if (bLoad) 
    { 
        该场景提供的图层服务信息的总数 
        var count = layer3DServicesList.get_count(); 
        
        for(var i=0; i<count; i++) 
        { 
             获取指定图层的信息，包括服务器地址、图层名、数据名和图层类型 
             var layer3DServiceInfo = layer3DServicesList.get_item(i); 
             
             var layer3DURL= layer3DServiceInfo.get_serverRootAddress;
             var layer3DName= layer3DServiceInfo.get_name(); 
             var layer3DDataName= layer3DServiceInfo.get_dataName();       
             var layer3DType= layer3DServiceInfo.get_type(); 
             
             如果为地形数据，则使用 Terrainlayers 加载；如果为矢量、KML 或影像图层则使用 Layer3Ds 加载
             if(layer3DType == SuperMap.Web.Realspace.Layer3DType.TERRAIN)
             {
                 var terrainLayers = scene.get_terrainLayers();
                 terrainLayers.add(layer3DURL, layer3DName, layer3DDataName);
             }
             else
             {
                 var layer3ds = scene.get_layer3Ds();
                 layer3ds.add(layer3DURL, layer3DName, layer3DDataName, layer3DType);
             }
                        
        } 
    } 
     
}