antv-l7/examples/heatmap/hexagon/demo/hexagon.js

import { HeatmapLayer } from '@l7/layers';
import { Scene } from '@l7/scene';
const scene = new Scene({
  id: 'map',
  style: 'light',
  pitch: 47.49999999999995,
  center: [114.05737552216226, 22.542656745583486],
  zoom: 12.405122702055305,
  type: 'mapbox',
});
window.mapScene = scene;
fetch(
  'https://gw.alipayobjects.com/os/basement_prod/513add53-dcb2-4295-8860-9e7aa5236699.json',
)
  .then((res) => res.json())
  .then((data) => {
    const layer = new HeatmapLayer({})
      .source(data, {
        transforms: [
          {
            type: 'hexagon',
            size: 100,
            field: 'h12',
            method: 'sum',
          },
        ],
      })
      .size('sum', [0, 600])
      .shape('hexagonColumn')
      .style({
        coverage: 0.8,
        angle: 0,
        opacity: 1.0,
      })
      .color(
        'sum',
        [
    '#094D4A', '#146968',
    '#1D7F7E', '#289899',
    '#34B6B7', '#4AC5AF',
    '#5FD3A6', '#7BE39E',
    '#A1EDB8', '#CEF8D6'
    ].reverse()
      );
    scene.addLayer(layer);
  });