海拔线

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

const scene = new Scene({
  id: 'map',
  map: new GaodeMap({
    pitch: 60,
    style: 'dark',
    center: [120.958472, 23.464292],
    zoom: 7.65,
    rotation: 33.375609237091055,
  }),
});

scene.on('loaded', () => {
  fetch('https://gw.alipayobjects.com/os/bmw-prod/65589ef3-7f1d-440f-ba5d-86b03ee6ba7e.json')
    .then((res) => res.json())
    .then((data) => {
      const layer = new LineLayer({})
        .source(data)
        .size(1)
        .shape('line')
        .style({
          vertexHeightScale: 30,
        })
        .color('#0D5EFF');

      scene.addLayer(layer);
    });
});