mirror of https://gitee.com/antv-l7/antv-l7
140 lines
3.7 KiB
TypeScript
140 lines
3.7 KiB
TypeScript
import { PointLayer, Scene, PolygonLayer, LineLayer } from '@antv/l7';
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import { GaodeMap } from '@antv/l7-maps';
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import * as React from 'react';
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export default class Amap2demo_meshStyleMap extends React.Component {
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// @ts-ignore
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private scene: Scene;
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public componentWillUnmount() {
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this.scene.destroy();
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}
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public async componentDidMount() {
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const scene = new Scene({
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id: 'map',
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map: new GaodeMap({
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style: 'dark',
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pitch: 50,
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center: [118.8, 32.056],
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zoom: 11.5,
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}),
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});
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this.scene = scene;
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let fontFamily = 'iconfont';
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let fontPath =
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'//at.alicdn.com/t/font_2534097_x6rsov3i1g.woff2?t=1622107341225';
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scene.addIconFont('icon', '');
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scene.addFontFace(fontFamily, fontPath);
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let colors = [
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'#87CEFA',
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'#00BFFF',
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'#7FFFAA',
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'#00FF7F',
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'#32CD32',
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'#F0E68C',
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'#FFD700',
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'#FF7F50',
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'#FF6347',
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'#FF0000',
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];
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scene.on('loaded', () => {
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fetch(
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'https://gw.alipayobjects.com/os/bmw-prod/94763191-2816-4c1a-8d0d-8bcf4181056a.json',
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)
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.then((res) => res.json())
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.then((data) => {
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const filllayer = new PolygonLayer({
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name: 'fill',
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zIndex: 3,
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})
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.source(data)
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// .shape('fill')
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.shape('extrude')
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// .color('#0ff')
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.color('unit_price', colors)
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.size('unit_price', (unit_price: any) => unit_price * 50)
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// .size(6000000)
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.style({
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// opacity: ['unit_price', (unit_price: any) => {
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// return unit_price/100000
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// }],
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// opacity: ['unit_price', [0, 1]],
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pickLight: true,
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})
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.active(true);
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scene.addLayer(filllayer);
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// const linelayer = new LineLayer({
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// zIndex: 5,
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// name: 'line2',
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// })
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// .source(data)
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// .shape('line')
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// .size(1)
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// .color('#fff')
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// .style({
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// opacity: 0.3,
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// });
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// scene.addLayer(linelayer);
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// const pointLayer = new PointLayer({
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// zIndex: 10,
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// })
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// .source(data)
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// .shape('icon', 'text')
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// .size(30)
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// .color('count', (t) => {
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// let c = Number(t.replace('℃', ''));
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// return colors[Math.floor(((c - 18) / 16) * 10)];
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// })
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// .style({
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// textAnchor: 'center', // 文本相对锚点的位置 center|left|right|top|bottom|top-left
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// textOffset: [30, 5],
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// padding: [2, 2],
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// fontFamily,
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// iconfont: true,
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// });
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// scene.addLayer(pointLayer);
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// const tempertureLayer = new PointLayer({
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// zIndex: 10,
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// })
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// .source(data)
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// .shape('unit_price', 'text')
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// .size(12)
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// .color('#fff')
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// .style({
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// textAnchor: 'center', // 文本相对锚点的位置 center|left|right|top|bottom|top-left
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// textOffset: ['unit_price', (unit_price: any) => [0, unit_price/150]],
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// padding: [1, 1],
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// textAllowOverlap: false,
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// });
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// scene.addLayer(tempertureLayer);
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});
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});
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}
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public render() {
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return (
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<>
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<div
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id="map"
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style={{
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position: 'absolute',
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top: 0,
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left: 0,
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right: 0,
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bottom: 0,
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}}
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/>
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</>
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);
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}
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}
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