mirror of https://gitee.com/antv-l7/antv-l7
76 lines
1.6 KiB
TypeScript
76 lines
1.6 KiB
TypeScript
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// @ts-ignore
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import { Polygon3DLayer } from '@l7/layers';
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// @ts-ignore
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import { Scene } from '@l7/scene';
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import * as React from 'react';
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function convertRGB2Hex(rgb: number[]) {
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return (
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'#' + rgb.map((r) => ('0' + Math.floor(r).toString(16)).slice(-2)).join('')
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);
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}
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export default class Polygon3D 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 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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this.scene = scene;
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const layer = new Polygon3DLayer({});
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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: 1.0,
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});
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scene.addLayer(layer);
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scene.render();
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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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