CIMSymbol

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// 在触发 sketchViewModel 创建完成事件时调用。
function addGraphic(event) {
  if (event.state === "complete") {
    const cimSymbol = {
      type: "cim",
      // 获取定义 CIMPointSymbol 的 JSON 数据
      data: {
        type: "CIMSymbolReference",
        symbol: getPointSymbolData()
      }
    };
    graphicsLayer.remove(event.graphic);
    const newGraphic = new Graphic({
      geometry: event.graphic.geometry,
      symbol: cimSymbol
    });
    graphicsLayer.add(newGraphic);
    sketchViewModel.create("point");
  }
}