前言
官网指引,生成accesstoken,下载相关依赖请翻阅[https://blog.csdn.net/weixin_44402694/article/details/125414381?spm=1001.2014.3001.5501](https://blog.csdn.net/weixin_44402694/article/details/125414381?spm=1001.2014.3001.5501)
本文使用官网accesstoken,请自行生成私人token
mapbox叠加图片图层到地图上
前置图片
效果
代码实现
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>16、添加图片图层到地图</title>
<link
href="https://api.mapbox.com/mapbox-gl-js/v2.7.0/mapbox-gl.css"
rel="stylesheet"
/>
<script src="https://api.mapbox.com/mapbox-gl-js/v2.7.0/mapbox-gl.js"></script>
<style>
* {
padding: 0;
margin: 0;
list-style: none;
text-decoration: none;
}
html,
body {
width: 100%;
height: 100%;
}
#map {
width: 100%;
height: 100%;
}
.btn-list {
position: fixed;
top: 100px;
left: 100px;
}
</style>
</head>
<body>
<div id="map"></div>
<ul class="btn-list">
<li>
<button onclick="add()">添加</button>
</li>
<li>
<button onclick="hide()">隐藏</button>
</li>
<li>
<button onclick="show()">显示</button>
</li>
<li>
<button onclick="editOpacity()">修改透明度</button>
</li>
<li>
<button onclick="deleteLayer()">删除</button>
</li>
</ul>
<script>
mapboxgl.accessToken =
'pk.eyJ1Ijoid2FuZ3Rvbmd4dWUiLCJhIjoiY2pzY3E2M2k0MDk3NzN5dDA0Nmtia2h0cCJ9.oP9fEJxOgVzm0dWGvL6tGg'
const map = new mapboxgl.Map({
container: 'map',
style: 'mapbox://styles/mapbox/streets-v11',
center: [108, 35],
zoom: 2,
})
function add() {
if (map.getSource('image')) {
map.removeLayer('image')
map.removeSource('image')
}
map.addSource('image', {
type: 'image',
url: './img/temperature.png',
coordinates: [
[73.47656249999999, 53.592504809039376],
[135.1112921875038, 53.592504809039376],
[135.1112921875038, 18.312810846425442],
[73.47656249999999, 18.312810846425442],
],
})
map.addLayer({
id: 'image',
type: 'raster',
source: 'image',
paint: {
'raster-opacity': 1,
},
})
}
function hide() {
if (!map.getSource('image')) {
return alert('请先添加')
}
map.setLayoutProperty('image', 'visibility', 'none')
}
function show() {
if (!map.getSource('image')) {
return alert('请先添加')
}
map.setLayoutProperty('image', 'visibility', 'visible')
}
function editOpacity() {
if (!map.getSource('image')) {
return alert('请先添加')
}
map.setPaintProperty('image', 'raster-opacity', 0.5)
}
function deleteLayer() {
if (map.getSource('image')) {
map.removeLayer('image')
map.removeSource('image')
}
}
</script>
</body>
</html>