mirror of https://gitee.com/antv-l7/antv-l7
114 lines
2.6 KiB
TypeScript
114 lines
2.6 KiB
TypeScript
import { PolygonLayer } from '@l7/layers';
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import { Scene } from '@l7/scene';
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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 Mapbox extends React.Component {
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private gui: dat.GUI;
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private $stats: Node;
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private scene: Scene;
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public componentWillUnmount() {
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if (this.gui) {
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this.gui.destroy();
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}
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if (this.$stats) {
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document.body.removeChild(this.$stats);
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}
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this.scene.destroy();
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}
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public async componentDidMount() {
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const response = await fetch(
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'https://gw.alipayobjects.com/os/basement_prod/d2e0e930-fd44-4fca-8872-c1037b0fee7b.json',
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);
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const data = {
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type: 'FeatureCollection',
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features: [
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{
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type: 'Feature',
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properties: {
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name: 'test',
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},
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geometry: {
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type: 'Polygon',
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coordinates: [
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[
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[108.28125, 40.17887331434696],
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[114.78515624999999, 24.367113562651262],
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[119.88281249999999, 31.952162238024975],
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[108.28125, 40.17887331434696],
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],
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],
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},
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},
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],
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};
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// data.features = data.features.slice(1, 12);
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const scene = new Scene({
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id: 'map',
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type: 'mapbox',
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style: 'mapbox://styles/mapbox/streets-v9',
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center: [110.19382669582967, 50.258134],
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pitch: 0,
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zoom: 3,
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});
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const layer = new PolygonLayer({
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enableMultiPassRenderer: true,
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passes: [],
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});
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// TODO: new GeoJSONSource()
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layer
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.source(await response.json())
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.size('name', [0, 10000, 50000, 30000, 100000])
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.color('name', [
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'#2E8AE6',
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'#69D1AB',
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'#DAF291',
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'#FFD591',
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'#FF7A45',
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'#CF1D49',
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])
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.shape('fill')
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.style({
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opacity: 0.8,
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});
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scene.addLayer(layer);
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function run() {
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scene.render();
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requestAnimationFrame(run);
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}
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requestAnimationFrame(run);
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this.scene = scene;
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console.log(layer);
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/*** 运行时修改样式属性 ***/
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// const gui = new dat.GUI();
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// this.gui = gui;
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// const pointFolder = gui.addFolder('Polygon 样式属性');
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// pointFolder
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// .add(layer.styleOptions, 'opacity')
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// .onChange((opacity: number) => {
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// layer.style({
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// opacity,
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// });
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// scene.render();
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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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