mirror of https://gitee.com/antv-l7/antv-l7
60 lines
1.2 KiB
JavaScript
60 lines
1.2 KiB
JavaScript
import { HeatMapHexagonLayer, HeatMapGrid3dLayer } from '@l7/layers';
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import { Scene } from '@l7/scene';
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const scene = new Scene({
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id: 'map',
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style: 'dark',
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pitch: 43,
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center: [120.13383079335335,29.651873105004427],
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zoom: 7.068989519212174,
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type: 'mapbox',
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});
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window.mapScene = scene;
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fetch(
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'https://gw.alipayobjects.com/os/basement_prod/a1a8158d-6fe3-424b-8e50-694ccf61c4d7.csv',
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)
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.then((res) => res.text())
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.then((data) => {
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const layer = new HeatMapGrid3dLayer({})
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.source(data, {
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parser:{
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type:'csv',
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x:'lng',
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y:'lat',
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},
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transforms: [
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{
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type: 'hexagon',
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size: 2500,
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field: 'v',
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method: 'sum',
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},
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],
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})
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.size('sum', (sum)=>{
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return sum * 200;
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})
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.shape('hexagon')
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.style({
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coverage: 0.8,
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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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'#094D4A', '#146968',
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'#1D7F7E', '#289899',
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'#34B6B7', '#4AC5AF',
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'#5FD3A6', '#7BE39E',
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'#A1EDB8', '#C3F9CC',
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'#DEFAC0', '#ECFFB1'
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]
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);
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scene.addLayer(layer);
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});
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