import { PointLayer, Scene } from '@antv/l7'; import { GaodeMap, Mapbox } from '@antv/l7-maps'; import * as React from 'react'; // @ts-ignore import data from '../data/data.json'; export default class Point3D extends React.Component { // @ts-ignore private scene: Scene; public componentWillUnmount() { this.scene.destroy(); } public async componentDidMount() { const response = await fetch( 'https://gw.alipayobjects.com/os/basement_prod/d3564b06-670f-46ea-8edb-842f7010a7c6.json', ); const pointsData = await response.json(); const scene = new Scene({ id: document.getElementById('map') as HTMLDivElement, map: new Mapbox({ center: [120.19382669582967, 30.258134], pitch: 0, style: 'dark', zoom: 0, }), }); // scene.on('loaded', () => { const pointLayer = new PointLayer({}) .source(pointsData, { cluster: false, }) .shape('circle') // .scale('point_count', { // type: 'quantile', // }) .size('mag', [5, 10, 15, 20, 25]) .animate(false) .active(true) .color('yellow') .style({ opacity: 0.5, strokeWidth: 1, }); scene.addLayer(pointLayer); scene.on('loaded', () => { const newData = { type: 'FeatureCollection', features: pointsData.features.slice(0, 100), }; pointLayer.setData(newData); }); this.scene = scene; // }); } public render() { return (
); } }