mirror of https://gitee.com/antv-l7/antv-l7
65 lines
1.5 KiB
TypeScript
65 lines
1.5 KiB
TypeScript
// @ts-nocheck
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// @ts-ignore
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import { Scene, Source } from '@antv/l7';
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import { HeatmapLayer } from '@antv/l7-layers';
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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 Demo extends React.Component {
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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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center: [120, 30],
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pitch: 0,
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zoom: 2,
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}),
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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/basement_prod/d3564b06-670f-46ea-8edb-842f7010a7c6.json',
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)
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.then((res) => res.json())
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.then((data) => {
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const layer = new HeatmapLayer({})
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.source(data)
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.shape('heatmap')
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.size('mag', [0, 1.0]) // weight映射通道
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.style({
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intensity: 2,
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radius: 20,
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opacity: 1.0,
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rampColors: {
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colors: [
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'#FF4818',
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'#F7B74A',
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'#FFF598',
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'#F27DEB',
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'#8C1EB2',
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'#421EB2',
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].reverse(),
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positions: [0, 0.2, 0.4, 0.6, 0.8, 1.0],
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},
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});
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scene.addLayer(layer);
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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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<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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></div>
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);
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}
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}
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