antv-l7/stories/Layers/components/cluster2.tsx

97 lines
2.4 KiB
TypeScript

import { PointLayer, Scene, Source } from '@antv/l7';
import { GaodeMap, Mapbox } from '@antv/l7-maps';
import * as React from 'react';
// @ts-ignore
import data1 from '../data/cluster1.json';
import data2 from '../data/cluster2.json';
export default class Point3D extends React.Component {
// @ts-ignore
private scene: Scene;
public componentWillUnmount() {
this.scene.destroy();
}
public async componentDidMount() {
const scene = new Scene({
id: 'map',
pickBufferScale: 3.0,
map: new GaodeMap({
style: 'light',
center: [-121.24357, 37.58264],
pitch: 0,
zoom: 10.45,
}),
});
scene.on('loaded', () => {
const fontFamily = 'iconfont';
const fontPath =
'//at.alicdn.com/t/font_2534097_fcae9o2mxbv.woff2?t=1622200439140';
scene.addFontFace(fontFamily, fontPath);
scene.addIconFont('icon1', '');
fetch(
'https://gw.alipayobjects.com/os/bmw-prod/87e40417-a5da-4fdb-8313-c796ea15f982.csv',
)
.then((res) => res.text())
.then((data) => {
const dataSource = new Source(data, {
parser: {
type: 'csv',
x: 'lng',
y: 'lat',
},
cluster: true,
});
const pointLayer = new PointLayer({
autoFit: true,
})
.source(dataSource)
.shape('circle')
.scale('point_count', {
type: 'quantile',
})
.size('point_count', [5, 10, 15, 20, 25])
.active(true)
.color('rgb(73,167,86)')
.style({
opacity: 1,
strokeWidth: 1,
stroke: '#333',
});
const pointLayerText = new PointLayer({
autoFit: true,
})
.source(dataSource)
.shape('point_count', 'text')
.size(15)
.active(true)
.color('#fff')
.style({
opacity: 1,
strokeWidth: 0,
stroke: '#fff',
});
scene.addLayer(pointLayer);
scene.addLayer(pointLayerText);
});
});
}
public render() {
return (
<div
id="map"
style={{
position: 'absolute',
top: 0,
left: 0,
right: 0,
bottom: 0,
}}
/>
);
}
}