Lin_Ye_Fang_Huo/public/widgets/tilesParts/widget.js

(function (window, mars3d) {
  //创建widget类，需要继承BaseWidget
  class MyWidget extends mars3d.widget.BaseWidget {
    //弹窗配置
    get view() {
      return {
        type: "window",
        url: "view.html",
        windowOptions: {
          width: 270,
          height: 500,
          position: {
            top: 70,
            bottom: 40,
            left: 15,
          },
        },
      };
    }

    //初始化[仅执行1次]
    create() {}
    //每个窗口创建完成后调用
    winCreateOK(opt, result) {
      this.viewWindow = result;
    }
    //打开激活
    activate() {
      this.layerWork = this.map.getLayer(this.config.layerCfg);
      if (this.layerWork) {
        this.layerWork.on(mars3d.EventType.removeLayer, this._onRemoveLayerHandler, this);
        this.layerWork.on(mars3d.EventType.hide, this._onRemoveLayerHandler, this);
      }
    }

    _onRemoveLayerHandler(e) {
      this.disableBase();
    }
    //关闭释放
    disable() {
      if (this.layerWork) {
        this.layerWork.off(mars3d.EventType.removeLayer, this._onRemoveLayerHandler, this);
        this.layerWork.on(mars3d.EventType.removeLayer, this._onRemoveLayerHandler, this);
      }

      this.resetStyle();
      this.viewWindow = null;
    }
    getTreeUrl() {
      var url = this.config.layerCfg.url;
      url = url.substring(0, url.lastIndexOf("/") + 1) + this.config.layerCfg.scenetree;

      var that = this;
      $.ajax({
        url: url,
        dataType: "json",
        success(scene) {
          that.viewWindow.initSceneTree(scene);
        },
      });
    }
    resetStyle() {
      if (!this.layerWork?.tileset) {
        return;
      }
      this.layerWork.tileset.style = undefined;
    }
    //定位
    locateNode(nodeid, nodesphere) {
      if (nodesphere[3] <= 0) {
        return;
      }

      if (!this.layerWork) {
        return;
      }
      this.layerWork.closePopup();

      //构件节点位置
      var center = new Cesium.Cartesian3(nodesphere[0], nodesphere[1], nodesphere[2]);

      //获取构件节点位置，现对于原始矩阵变化后的新位置
      center = this.layerWork.getPositionByOrginMatrix(center);

      //飞行过去
      var sphere = new Cesium.BoundingSphere(center, nodesphere[3]);
      this.map.camera.flyToBoundingSphere(sphere, {
        offset: new Cesium.HeadingPitchRange(this.map.camera.heading, this.map.camera.pitch, nodesphere[3] * 4),
        duration: 0.5,
      });

      //设置tileset的样式
      this.layerWork.style = new Cesium.Cesium3DTileStyle({
        color: {
          conditions: [
            ["${id} ==='" + nodeid + "'", "rgb(255, 255, 255)"],
            ["true", "rgba(255, 200, 200,0.2)"],
          ],
        },
      });
    }
  }

  //注册到widget管理器中。
  mars3d.widget.bindClass(MyWidget);

  //每个widet之间都是直接引入到index.html中，会存在彼此命名冲突，所以闭包处理下。
})(window, mars3d);