antv-l7/stories/Map/components/amap2demo_winds.tsx

73 lines
1.6 KiB
TypeScript

import { LineLayer, Scene } from '@antv/l7';
import { GaodeMap } from '@antv/l7-maps';
import * as React from 'react';
export default class Amap2demo_winds 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({
pitch: 0,
style: 'light',
center: [-74.006, 40.7128],
zoom: 2,
viewMode: '3D',
}),
});
this.scene = scene;
scene.on('loaded', () => {
fetch(
'https://gw.alipayobjects.com/os/bmw-prod/7455fead-1dc0-458d-b91a-fb4cf99e701e.txt',
)
.then((res) => res.text())
.then((data) => {
const layer = new LineLayer({ blend: 'normal' })
.source(data, {
parser: {
type: 'csv',
x: 'lng1',
y: 'lat1',
x1: 'lng2',
y1: 'lat2',
},
})
.size(1)
.shape('arc')
.color('#6495ED')
.animate({
duration: 4,
interval: 0.2,
trailLength: 0.6,
});
// .forward(false)
scene.addLayer(layer);
});
});
}
public render() {
return (
<>
<div
id="map"
style={{
position: 'absolute',
top: 0,
left: 0,
right: 0,
bottom: 0,
}}
/>
</>
);
}
}