关于arcgis:arcgis-for-js根据经纬度添加图片标注

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1. 申明三个包

esri/layers/GraphicsLayer
esri/Graphic

esri/geometry/Point
2. 申明 GraphicsLayer 并且 add 到 map 外面
3. 初始化图片标记点并且 add 到 GraphicsLayer

async ShowLocation() {
    let that = this
    const Graphic = await arcgisPackage.Graphic
    const GraphicsLayer = await arcgisPackage.GraphicsLayer
    const Point = await arcgisPackage.Point
    
    let layer = new GraphicsLayer()
    that.map.add(layer)

    var symbol = {
      type: "picture-marker",
      url: require('../../../assets/img/onepicture/ta.png'),// 图片地址
      width: "64px",
      height: "64px"
    };
    var point = new Point(103.880812,27.802255);
    var gp = new Graphic(point,symbol);

    layer.graphics.add(gp);
  },

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