vue openlayers 点击点位自义弹框
时间: 2023-07-22 20:43:43 浏览: 108
要在 Vue 中实现点击点位弹出自定义弹框,可以按照以下步骤操作:
1. 在 Vue 组件中引入所需库:
```javascript
import 'ol/ol.css';
import Overlay from 'ol/Overlay';
import { Map, View } from 'ol';
import { Tile as TileLayer, Vector as VectorLayer } from 'ol/layer';
import { OSM, Vector as VectorSource } from 'ol/source';
import { Icon, Style } from 'ol/style';
import { fromLonLat } from 'ol/proj';
```
2. 在 Vue 组件的 `mounted` 钩子中创建地图、图层、数据源、样式和弹框:
```javascript
mounted() {
// 创建地图
this.map = new Map({
target: 'map',
layers: [
new TileLayer({
source: new OSM()
}),
this.vectorLayer
],
view: new View({
center: fromLonLat([116.38, 39.9]),
zoom: 10
})
});
// 创建矢量图层和数据源
this.vectorSource = new VectorSource();
this.vectorLayer = new VectorLayer({
source: this.vectorSource,
style: new Style({
image: new Icon({
src: require('@/assets/marker.png'),
anchor: [0.5, 1]
})
})
});
// 创建弹框
this.popup = new Overlay({
element: document.getElementById('popup'),
positioning: 'bottom-center',
stopEvent: false,
offset: [0, -50]
});
this.map.addOverlay(this.popup);
},
```
3. 在 Vue 组件的模板中创建地图容器和弹框容器:
```html
<template>
<div>
<div id="map"></div>
<div id="popup" class="ol-popup">
<a href="#" id="popup-closer" class="ol-popup-closer"></a>
<div id="popup-content"></div>
</div>
</div>
</template>
```
4. 监听地图的 `singleclick` 事件,根据点击位置获取点位信息,然后在弹框中显示:
```javascript
this.map.on('singleclick', (event) => {
this.map.forEachFeatureAtPixel(event.pixel, (feature) => {
const coordinates = feature.getGeometry().getCoordinates();
const content = `<p>${feature.get('name')}</p>`;
document.getElementById('popup-content').innerHTML = content;
this.popup.setPosition(coordinates);
return true;
});
});
```
5. 在弹框容器中添加关闭按钮的点击事件:
```javascript
document.getElementById('popup-closer').addEventListener('click', () => {
this.popup.setPosition(undefined);
});
```
6. 根据需要自定义弹框的样式和内容。
注意:在使用自定义弹框时,需要注意弹框的位置和内容,避免重叠和遮挡。
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