import { LineLayer, Scene, PointLayer, PolygonLayer } from '@antv/l7'; import { GaodeMap } from '@antv/l7-maps'; import * as React from 'react'; export default class Amap2demo_road2 extends React.Component { // @ts-ignore private scene: Scene; public componentWillUnmount() { this.scene.destroy(); } public async componentDidMount() { const scene = new Scene({ id: 'map', map: new GaodeMap({ center: [120.165, 30.26], pitch: 0, zoom: 15, viewMode: '3D', style: 'dark', }), }); this.scene = scene; const data = { type: 'FeatureCollection', features: [ { type: 'Feature', geometry: { type: 'MultiPolygon', coordinates: [ [ [ [120.16021728515624, 30.259660295442085], [120.15987396240234, 30.25313608393673], [120.16605377197266, 30.253729211980726], [120.1658821105957, 30.258474107402265], ], ], [ [ [120.1703453063965, 30.258474107402265], [120.17086029052733, 30.254174055663515], [120.17583847045898, 30.254915457324778], [120.17446517944336, 30.258474107402265], ], ], ], }, }, ], }; const data2 = { type: 'FeatureCollection', features: [ { type: 'Feature', geometry: { type: 'MultiPolygon', coordinates: [ [ [ [120.16536712646484, 30.26336704072365], [120.16777038574219, 30.2657392842738], [120.17086029052733, 30.26232916614846], ], ], ], }, }, ], }; scene.on('loaded', () => { const polygonlayer = new PolygonLayer({}) .source(data) .shape('fill') .color('red'); scene.addLayer(polygonlayer); const polygonlayer2 = new PolygonLayer({}) .source(data2) .shape('fill') .color('#ff0'); scene.addLayer(polygonlayer2); fetch( 'https://gw.alipayobjects.com/os/basement_prod/40ef2173-df66-4154-a8c0-785e93a5f18e.json', ) .then((res) => res.json()) .then((data) => { const layer = new LineLayer({}) .source(data) .size(5) .shape('line') // .texture('02') // .color('#ccc') .color('rgb(20, 180, 90)') // .animate({ // interval: 1, // 间隔 // duration: 1, // 持续时间,延时 // trailLength: 2, // 流线长度 // }) .style({ borderWidth: 0.35, borderColor: '#fff', // opacity: 0.5, // lineTexture: true, // 开启线的贴图功能 // iconStep: 80, // 设置贴图纹理的间距 }) .active(true); scene.addLayer(layer); }); }); } public render() { return ( <>
); } }