扩展baseLayerPicker

相关示例

1. 添加自定义baselayer

   var providerViewModels = [];
   let gaodev = new Cesium.UrlTemplateImageryProvider({
   url:
   "http://webrd0{s}.is.autonavi.com/appmaptile?lang=zh_cn&size=1&scale=1&style=8&x={x}&y={y}&z={z}",
   subdomains: ["1", "2", "3", "4"]
   });
   var gaodeMapModel = new Cesium.ProviderViewModel({
   name: "高德矢量",
   iconUrl: Cesium.buildModuleUrl(
   "Widgets/Images/ImageryProviders/openStreetMap.png"
   ),
   tooltip: "高德矢量 地图服务",
   creationFunction: function() {
   return gaodev;//可以返回数据组
   }
   });
   providerViewModels.push(gaodeMapModel);
   this.viewer.baseLayerPicker.viewModel.imageryProviderViewModels = providerViewModels;

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   参考资料
   [1]http://blog.sina.com.cn/s/blog_15e866bbe0102xnml.html