cesium //监听点击事件 //地球自转事件

var viewer = new Cesium.Viewer('cesiumContainer');
 
  viewer._cesiumWidget._creditContainer.style.display = "none";
  viewer.clock.multiplier = 200;//速度
  viewer.clock.shouldAnimate = true;
  var previousTime = viewer.clock.currentTime.secondsOfDay;
  
  //地球自转事件
  function onTickCallback() {
      var spinRate = 1;
      var currentTime = viewer.clock.currentTime.secondsOfDay;
      var delta = (currentTime - previousTime) / 1000;
      previousTime = currentTime;
      viewer.scene.camera.rotate(Cesium.Cartesian3.UNIT_Z, -spinRate * delta);
  }
  viewer.clock.onTick.addEventListener(onTickCallback);
  
  viewer.imageryLayers.addImageryProvider(new Cesium.UrlTemplateImageryProvider({
                  url: "http://webst02.is.autonavi.com/appmaptile?x={x}&y={y}&z={z}&lang=zh_cn&size=1&scale=1&style=8",
              }));
  
  var datas = [
              {'lon':104.20,'lat':35.86,'name':'中国'},
              {'lon':105.32,'lat':61.52,'name':'俄罗斯'},
              {'lon':-3.44,'lat':55.38,'name':'英国'},
              {'lon':78.96,'lat':20.59,'name':'印度'},
              {'lon':2.21,'lat':46.23,'name':'法国'},
              {'lon':-95.71,'lat':37.09,'name':'美国'},
              {'lon':138.25,'lat':36.20,'name':'日本'},
              {'lon':6.13,'lat':49.82,'name':'卢森堡'},
              {'lon':-106.35,'lat':56.13,'name':'加拿大'},
              {'lon':10.45,'lat':51.17,'name':'德国'},
              {'lon':-51.93,'lat':-14.24,'name':'巴西'},
              {'lon':127.98,'lat':37.66,'name':'韩国'},
              {'lon':45.08,'lat':23.89,'name':'沙特阿拉伯'},
              {'lon':12.57,'lat':41.87,'name':'意大利'},
              {'lon':53.85,'lat':23.42,'name':'阿拉伯联合酋长国'},
              {'lon':133.78,'lat':-25.27,'name':'澳大利亚'},
              {'lon':9.50,'lat':56.26,'name':'丹麦'},
              {'lon':34.85,'lat':31.05,'name':'以色列'},
              {'lon':69.35,'lat':30.38,'name':'巴基斯坦'},
              {'lon':35.24,'lat':38.96,'name':'土耳其'},
              {'lon':103.82,'lat':1.35,'name':'新加坡'},
              {'lon':-3.75,'lat':40.46,'name':'西班牙'},
              {'lon':113.92,'lat':-0.79,'name':'印度尼西亚'},
              {'lon':66.92,'lat':48.02,'name':'哈萨克斯坦'},
              {'lon':25.75,'lat':61.92,'name':'芬兰'},
              {'lon':-63.62,'lat':-38.42,'name':'阿根廷共和国'},
              {'lon':21.82,'lat':39.07,'name':'希腊'},
              {'lon':101.98,'lat':4.21,'name':'马来西亚'},
              {'lon':8.68,'lat':9.08,'name':'尼日利亚'},
              {'lon':27.95,'lat':53.71,'name':'白俄罗斯'},
              {'lon':-102.55,'lat':23.63,'name':'墨西哥'},
              {'lon':47.58,'lat':40.14,'name':'阿塞拜疆共和国'},
              {'lon':-78.18,'lat':-1.83,'name':'厄瓜多尔'},
              {'lon':19.15,'lat':51.92,'name':'波兰'},
              {'lon':121.77,'lat':12.88,'name':'菲律宾'},
              {'lon':8.23,'lat':46.82,'name':'瑞士'},
              {'lon':-71.54,'lat':-35.68,'name':'智利'},
              {'lon':25.01,'lat':58.60,'name':'爱沙尼亚'},
              {'lon':22.94,'lat':-30.56,'name':'南非'},
              {'lon':-63.59,'lat':-16.29,'name':'玻利维亚'},
              {'lon':-75.02,'lat':-9.19,'name':'秘鲁'},
              {'lon':90.36,'lat':23.68,'name':'孟加拉'},
              {'lon':30.80,'lat':26.82,'name':'埃及'}
              ]
  
  function addEntitys(datas){
      
      for(var i = 0;i < datas.length;i++){
          
          var data = datas[i];
          
            var entity = viewer.entities.add({
              
              //参数顺序：经度、纬度
              position : Cesium.Cartesian3.fromDegrees(data.lon,data.lat),
              
              label : {
                text : data.name,
                font : '14pt monospace',
                style: Cesium.LabelStyle.FILL_AND_OUTLINE,
                outlineWidth : 2,
                verticalOrigin : Cesium.VerticalOrigin.TOP,
                pixelOffset : new Cesium.Cartesian2(0, 0)//此属性为设置偏移量
              },
              type:'text'//自定义属性
            });
      }
      
            
  }
  
  addEntitys(datas);
  
//监听点击事件
  var handler = new Cesium.ScreenSpaceEventHandler(viewer.scene.canvas);
  handler.setInputAction(function(click) {
      //获取所有entity
      var entitys = viewer.entities.values;
      
      if(entitys.length != null && entitys.length > 0){
          for(var m = 0;m<entitys.length;m++){
              var entity = entitys[m];
              
              if(entity.type != null && entity.type == 'text'){
                  if(entity.show == true){
                      entity.show = false;
                  }else{
                      entity.show = true;
                  }
              }
              
          }
      }
      
      console.info(entitys.length);
      
  }, Cesium.ScreenSpaceEventType.LEFT_DOWN);