漂浮地图板块
示例加载中…
import { LineLayer, PointLayer, PolygonLayer, Scene } from '@antv/l7';
import { GaodeMap } from '@antv/l7-maps';
const scene = new Scene({
id: 'map',
map: new GaodeMap({
style: 'dark',
center: [120, 29.732983],
zoom: 6.2,
pitch: 60,
}),
});
scene.on('loaded', () => {
let lineDown, lineUp, textLayer;
fetch('https://gw.alipayobjects.com/os/bmw-prod/ecd1aaac-44c0-4232-b66c-c0ced76d5c7d.json')
.then((res) => res.json())
.then((data) => {
const texts = [];
data.features.map((option) => {
const { name, center } = option.properties;
const [lng, lat] = center;
texts.push({ name, lng, lat });
return '';
});
textLayer = new PointLayer({ zIndex: 2 })
.source(texts, {
parser: {
type: 'json',
x: 'lng',
y: 'lat',
},
})
.shape('name', 'text')
.size(14)
.color('#0ff')
.style({
textAnchor: 'center', // 文本相对锚点的位置 center|left|right|top|bottom|top-left
spacing: 2, // 字符间距
padding: [1, 1], // 文本包围盒 padding [水平,垂直],影响碰撞检测结果,避免相邻文本靠的太近
stroke: '#0ff', // 描边颜色
strokeWidth: 0.2, // 描边宽度
raisingHeight: 200000 + 150000 + 10000,
textAllowOverlap: true,
});
scene.addLayer(textLayer);
lineDown = new LineLayer().source(data).shape('line').color('#0DCCFF').size(1).style({
raisingHeight: 200000,
});
lineUp = new LineLayer({ zIndex: 1 })
.source(data)
.shape('line')
.color('#0DCCFF')
.size(1)
.style({
raisingHeight: 200000 + 150000,
});
scene.addLayer(lineDown);
scene.addLayer(lineUp);
return '';
});
fetch('https://gw.alipayobjects.com/os/bmw-prod/d434cac3-124e-4922-8eed-ccde01674cd3.json')
.then((res) => res.json())
.then((data) => {
const lineLayer = new LineLayer().source(data).shape('wall').size(150000).style({
heightfixed: true,
opacity: 0.6,
sourceColor: '#0DCCFF',
targetColor: 'rbga(255,255,255, 0)',
});
scene.addLayer(lineLayer);
const provincelayer = new PolygonLayer({})
.source(data)
.size(150000)
.shape('extrude')
.color('#0DCCFF')
.active({
color: 'rgb(100,230,255)',
})
.style({
heightfixed: true,
pickLight: true,
raisingHeight: 200000,
opacity: 0.8,
});
scene.addLayer(provincelayer);
provincelayer.on('mousemove', () => {
provincelayer.style({
raisingHeight: 200000 + 100000,
});
lineDown.style({
raisingHeight: 200000 + 100000,
});
lineUp.style({
raisingHeight: 200000 + 150000 + 100000,
});
textLayer.style({
raisingHeight: 200000 + 150000 + 10000 + 100000,
});
});
provincelayer.on('unmousemove', () => {
provincelayer.style({
raisingHeight: 200000,
});
lineDown.style({
raisingHeight: 200000,
});
lineUp.style({
raisingHeight: 200000 + 150000,
});
textLayer.style({
raisingHeight: 200000 + 150000 + 10000,
});
});
return '';
});
return '';
});