vue2 openlayers 点击标记
时间: 2023-10-01 11:08:06 浏览: 39
要在Vue2中添加点击标记的功能,您需要遵循以下步骤:
1. 首先,您需要引入OpenLayers库和Vue2:
```html
<!-- 引入OpenLayers库 -->
<script src="https://cdn.jsdelivr.net/npm/ol@6.5.0/dist/ol.js"></script>
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/ol@6.5.0/dist/ol.css" />
<!-- 引入Vue2 -->
<script src="https://cdn.jsdelivr.net/npm/vue/dist/vue.js"></script>
```
2. 然后,您需要在Vue组件中创建地图和标记:
```html
<template>
<div>
<div ref="map" style="height: 400px;"></div>
</div>
</template>
<script>
export default {
mounted() {
// 创建地图
const map = new ol.Map({
target: this.$refs.map,
layers: [
new ol.layer.Tile({
source: new ol.source.OSM(),
}),
],
view: new ol.View({
center: ol.proj.fromLonLat([116.3975, 39.9082]),
zoom: 12,
}),
});
// 创建标记
const marker = new ol.Feature({
geometry: new ol.geom.Point(ol.proj.fromLonLat([116.3975, 39.9082])),
});
const markerLayer = new ol.layer.Vector({
source: new ol.source.Vector({
features: [marker],
}),
style: new ol.style.Style({
image: new ol.style.Icon({
anchor: [0.5, 1],
src: 'https://cdn.rawgit.com/openlayers/ol-mapbox-style/master/sprite.png',
scale: 0.05,
imgSize: [512, 512],
crossOrigin: 'anonymous',
offset: [0, 512],
}),
}),
});
map.addLayer(markerLayer);
},
};
</script>
```
3. 最后,您需要添加标记点击事件的处理程序:
```html
<template>
<div>
<div ref="map" style="height: 400px;"></div>
</div>
</template>
<script>
export default {
mounted() {
// 创建地图
const map = new ol.Map({
target: this.$refs.map,
layers: [
new ol.layer.Tile({
source: new ol.source.OSM(),
}),
],
view: new ol.View({
center: ol.proj.fromLonLat([116.3975, 39.9082]),
zoom: 12,
}),
});
// 创建标记
const marker = new ol.Feature({
geometry: new ol.geom.Point(ol.proj.fromLonLat([116.3975, 39.9082])),
});
const markerLayer = new ol.layer.Vector({
source: new ol.source.Vector({
features: [marker],
}),
style: new ol.style.Style({
image: new ol.style.Icon({
anchor: [0.5, 1],
src: 'https://cdn.rawgit.com/openlayers/ol-mapbox-style/master/sprite.png',
scale: 0.05,
imgSize: [512, 512],
crossOrigin: 'anonymous',
offset: [0, 512],
}),
}),
});
map.addLayer(markerLayer);
// 监听标记点击事件
map.on('click', (event) => {
const feature = map.forEachFeatureAtPixel(event.pixel, (feature) => {
return feature;
});
if (feature === marker) {
alert('您点击了标记!');
}
});
},
};
</script>
```
在这个例子中,我们使用`map.on('click', ...)`来监听地图点击事件。然后,我们使用`map.forEachFeatureAtPixel(event.pixel, ...)`来获取被点击的标记。如果被点击的标记是我们创建的那个标记,就弹出一个提示框。
这就是在Vue2中添加点击标记的全部步骤。