Method _runMutationObserver

src/map-extent.js:305–347

(elementsGroup)

    });
  }
  _runMutationObserver(elementsGroup) {
    const _addMetaElement = (mapMeta) => {
      this.whenReady().then(() => {
        this._calculateBounds();
        this._validateDisabled();
      });
    };
    const _addStylesheetLink = (mapLink) => {
      this.whenReady().then(() => {
        this._extentLayer.renderStyles(mapLink);
      });
    };
    const _addStyleElement = (mapStyle) => {
      this.whenReady().then(() => {
        this._extentLayer.renderStyles(mapStyle);
      });
    };
    for (let i = 0; i < elementsGroup.length; ++i) {
      let element = elementsGroup[i];
      switch (element.nodeName) {
        case 'MAP-META':
          const name =
            element.hasAttribute('name') &&
            (element.getAttribute('name').toLowerCase() === 'zoom' ||
              element.getAttribute('name').toLowerCase() === 'extent');
          if (name && element.hasAttribute('content')) {
            _addMetaElement(element);
          }
          break;
        case 'MAP-LINK':
          if (element.link && !element.link.isConnected)
            _addStylesheetLink(element);
          break;
        case 'MAP-STYLE':
          if (element.styleElement && !element.styleElement.isConnected) {
            _addStyleElement(element);
          }
          break;
        default:
          break;
      }
    }
  }
  getLayerControlHTML() {
    return this._layerControlHTML;
  }