气泡图

import { PointLayer, Scene } from '@antv/l7';
import { GaodeMap } from '@antv/l7-maps';

const scene = new Scene({
  id: 'map',
  map: new GaodeMap({
    style: 'dark',
    center: [96.99215001469588, 29.281597225674773],
    zoom: 2.194613775109773,
    maxZoom: 10,
  }),
});
scene.on('loaded', () => {
  fetch('https://gw.alipayobjects.com/os/basement_prod/337ddbb7-aa3f-4679-ab60-d64359241955.json')
    .then((res) => res.json())
    .then((data) => {
      data.features = data.features.filter((item) => {
        return item.properties.capacity > 800;
      });
      const pointLayer = new PointLayer({})
        .source(data)
        .shape('circle')
        .size('capacity', [0, 16])
        .color('capacity', ['#34B6B7', '#4AC5AF', '#5FD3A6', '#7BE39E', '#A1EDB8', '#CEF8D6'])
        .active(true)
        .style({
          opacity: 0.5,
          strokeWidth: 0,
        });

      scene.addLayer(pointLayer);
    });
});