antv-l7/examples/line/isoline/demo/ele_dark.js

55 lines
1.2 KiB
JavaScript

import { Scene, LineLayer } from '@antv/l7';
import { GaodeMap } from '@antv/l7-maps';
const scene = new Scene({
id: 'map',
map: new GaodeMap({
pitch: 45.06995336442376,
style: 'dark',
center: [ 102.597971, 23.110479 ],
zoom: 13.34,
rotation: 360
})
});
scene.on('loaded', () => {
fetch('https://gw.alipayobjects.com/os/rmsportal/ZVfOvhVCzwBkISNsuKCc.json')
.then(res => res.json())
.then(data => {
const layer = new LineLayer({
enableMultiPassRenderer: true,
passes: [
[
'bloom',
{
bloomBaseRadio: 0.8,
bloomRadius: 2,
bloomIntensity: 1
}
]
]
})
.source(data)
.size('ELEV', h => {
return [ h % 50 === 0 ? 1.0 : 0.5, (h - 1300) * 0.2 ];
})
.shape('line')
.scale('ELEV', {
type: 'quantize'
})
.color('ELEV', [
'#094D4A',
'#146968',
'#1D7F7E',
'#289899',
'#34B6B7',
'#4AC5AF',
'#5FD3A6',
'#7BE39E',
'#A1EDB8',
'#CEF8D6'
]);
scene.addLayer(layer);
});
});