mirror of https://gitee.com/antv-l7/antv-l7
96 lines
2.0 KiB
TypeScript
96 lines
2.0 KiB
TypeScript
// @ts-ignore
|
|
import { PolygonLayer, Scene } from '@antv/l7';
|
|
import { Mapbox } from '@antv/l7-maps';
|
|
import * as dat from 'dat.gui';
|
|
import * as React from 'react';
|
|
|
|
export default class TAA extends React.Component {
|
|
private gui: dat.GUI;
|
|
private $stats: Node;
|
|
private scene: Scene;
|
|
|
|
public componentWillUnmount() {
|
|
if (this.gui) {
|
|
this.gui.destroy();
|
|
}
|
|
if (this.$stats) {
|
|
document.body.removeChild(this.$stats);
|
|
}
|
|
this.scene.destroy();
|
|
}
|
|
|
|
public async componentDidMount() {
|
|
const response = await fetch(
|
|
'https://gw.alipayobjects.com/os/basement_prod/d2e0e930-fd44-4fca-8872-c1037b0fee7b.json',
|
|
);
|
|
const data = await response.json();
|
|
const scene = new Scene({
|
|
id: 'map',
|
|
map: new Mapbox({
|
|
style: 'mapbox://styles/mapbox/streets-v9',
|
|
center: [110.19382669582967, 50.258134],
|
|
pitch: 0,
|
|
zoom: 3,
|
|
}),
|
|
});
|
|
const layer = new PolygonLayer({
|
|
enablePicking: true,
|
|
enableHighlight: true,
|
|
enableTAA: true,
|
|
jitterScale: 1,
|
|
});
|
|
|
|
layer
|
|
.source(data)
|
|
.size('name', [0, 10000, 50000, 30000, 100000])
|
|
.color('name', [
|
|
'#2E8AE6',
|
|
'#69D1AB',
|
|
'#DAF291',
|
|
'#FFD591',
|
|
'#FF7A45',
|
|
'#CF1D49',
|
|
])
|
|
.shape('fill')
|
|
.style({
|
|
opacity: 0.8,
|
|
});
|
|
|
|
scene.addLayer(layer);
|
|
|
|
this.scene = scene;
|
|
|
|
/*** 运行时修改样式属性 ***/
|
|
const gui = new dat.GUI();
|
|
this.gui = gui;
|
|
const styleOptions = {
|
|
jitterScale: 1,
|
|
};
|
|
const pointFolder = gui.addFolder('TAA 配置');
|
|
pointFolder
|
|
.add(styleOptions, 'jitterScale', 0, 100)
|
|
.onChange((jitterScale: number) => {
|
|
layer.style({
|
|
jitterScale,
|
|
});
|
|
scene.render();
|
|
});
|
|
pointFolder.open();
|
|
}
|
|
|
|
public render() {
|
|
return (
|
|
<div
|
|
id="map"
|
|
style={{
|
|
position: 'absolute',
|
|
top: 0,
|
|
left: 0,
|
|
right: 0,
|
|
bottom: 0,
|
|
}}
|
|
/>
|
|
);
|
|
}
|
|
}
|