mirror of https://gitee.com/antv-l7/antv-l7
81 lines
1.9 KiB
TypeScript
81 lines
1.9 KiB
TypeScript
import { HeatmapLayer, Marker, PointLayer, Scene, IPoint } from '@antv/l7';
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import { GaodeMap, Mapbox } from '@antv/l7-maps';
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import * as dat from 'dat.gui';
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import * as React from 'react';
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export default class HexagonLayerDemo extends React.Component {
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// @ts-ignore
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private scene: Scene;
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private gui: dat.GUI;
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public componentWillUnmount() {
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this.scene.destroy();
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if (this.gui) {
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this.gui.destroy();
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}
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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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token: '8e2254ff173dbf7ff5029e9c9df20bc3',
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pitch: 56.499,
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center: [114.07737552216226, 22.542656745583486],
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rotation: 39.19,
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zoom: 12.47985,
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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/513add53-dcb2-4295-8860-9e7aa5236699.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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transforms: [
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{
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type: 'grid',
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size: 200,
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field: 'h12',
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method: 'sum',
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},
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],
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})
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.size('sum', [0, 600])
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.shape('squareColumn')
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.style({
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coverage: 1,
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angle: 0,
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opacity: 1.0,
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})
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.color(
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'sum',
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[
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'rgba(0,18,255,1)',
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'rgba(0,144,255,0.9)',
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'rgba(0,222,254,0.8)',
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'rgba(22,226,159,0.6)',
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].reverse(),
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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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/>
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);
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}
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}
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