一.预览>>
二.思路>>
根据搜索框的内容来进行页面视角的切换,对应的地区高亮,右边有关天气的地方实时更新,并且因为代码体量非常小,并没有选择在框架下完成。直接一个html文件搞定了,但实际上还是有一些坑的,比如不太了解的人会把key引入错,关于请求高德接口方面,注意阅读看是否需要其它参数,地理/逆地理编码-基础 API 文档-开发指南-Web服务 API|高德地图API (amap.com)https://lbs.amap.com/api/webservice/guide/api/georegeo可能之后时间过得久了,对应API发生了变化,及时查阅文档。
三.代码>>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Weather</title>
<link href="https://api.mapbox.com/mapbox-gl-js/v3.2.0/mapbox-gl.css" rel="stylesheet">
<script src="https://api.mapbox.com/mapbox-gl-js/v3.2.0/mapbox-gl.js"></script>
<script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
<style>
body {
margin: 0;
padding: 0;
}
#header {
width: 100%;
height: 100px;
background-color: #212121;
overflow: hidden;
/* 解决margin塌陷,因为group设置了margin-top*/
}
#map {
width: 100%;
position: absolute;
top: 100px;
bottom: 0;
}
#map .information {
padding: 0;
margin: 0;
list-style: none;
width: 200px;
height: 300px;
position: absolute;
z-index: 1;
top: 10px;
right: 10px;
color: #fff;
background-color: rgba(0, 0, 0, 0.4);
border-radius: 5px;
padding: 10px;
display: flex;
align-items: stretch;
justify-content: space-around;
flex-direction: column;
}
#map .information li {
border-bottom: 1px solid aqua;
font-style: 20px;
}
.group {
display: flex;
line-height: 28px;
align-items: center;
position: relative;
max-width: 190px;
margin: 0 auto;
margin-top: 20px;
}
.input {
width: 100%;
height: 40px;
line-height: 28px;
padding: 0 1rem;
padding-left: 2.5rem;
border: 2px solid transparent;
border-radius: 8px;
outline: none;
background-color: #f3f3f4;
color: #0d0c22;
transition: .3s ease;
}
.input::placeholder {
color: #9e9ea7;
}
.input:focus,
input:hover {
outline: none;
border-color: rgba(234, 76, 137, 0.4);
background-color: #fff;
box-shadow: 0 0 0 4px rgb(234 76 137 / 10%);
}
.icon {
position: absolute;
left: 1rem;
fill: #9e9ea7;
width: 1rem;
height: 1rem;
}
</style>
</head>
<body>
<div id="header">
<!-- <input type="text" placeholder="请输入城市名称"> -->
<div class="group">
<svg class="icon" aria-hidden="true" viewBox="0 0 24 24">
<g>
<path
d="M21.53 20.47l-3.66-3.66C19.195 15.24 20 13.214 20 11c0-4.97-4.03-9-9-9s-9 4.03-9 9 4.03 9 9 9c2.215 0 4.24-.804 5.808-2.13l3.66 3.66c.147.146.34.22.53.22s.385-.073.53-.22c.295-.293.295-.767.002-1.06zM3.5 11c0-4.135 3.365-7.5 7.5-7.5s7.5 3.365 7.5 7.5-3.365 7.5-7.5 7.5-7.5-3.365-7.5-7.5z">
</path>
</g>
</svg>
<input placeholder="输入城市名称" type="search" class="input">
</div>
</div>
<div id="map">
<ul class="information">
<li>当前时间</li>
<li>城市</li>
<li>天气</li>
<li>温度</li>
<li>风向</li>
<li>风力</li>
</ul>
</div>
<script type="text/javascript">
window._AMapSecurityConfig = {
securityJsCode: "写你自己的",
};
</script>
<script type="text/javascript"
src="https://webapi.amap.com/maps?v=2.0&key=你自己的web端key"> </script>
<script>
const input = document.querySelector('.input');
mapboxgl.accessToken = 'pk.eyJ1IjoiY3VkODUiLCJhIjoiY2xrYnFncXZhMGc1cTNlbmFrNHN1N2cxeCJ9.69E3f8nMJkvqQDRhLSojVw';
const map = new mapboxgl.Map({
container: 'map',
style: 'mapbox://styles/mapbox/streets-v12',
zoom: 10,
center: [116.41667, 39.91667]
});
document.addEventListener('keypress', function (e) {
if (e.key === 'Enter') {
const cityName = input.value;
//使用完清空,便于下次使用
input.value = ''
queryWeather(cityName)
}
})
function queryWeather(cityName) {
//加载天气查询插件,因为只展示当前天气,没必要调用接口
AMap.plugin("AMap.Weather", function () {
//创建天气查询实例
var weather = new AMap.Weather();
//执行实时天气信息查询
weather.getLive(cityName, function (err, data) {
console.log(data);
if (!err) {
updateWeatherInfo(data)
updateMap(data.city, data.adcode)
} else {
alert(err)
}
});
});
}
function updateWeatherInfo(data) {
const timeElement = document.querySelector('.information li:nth-child(1)')
const cityElement = document.querySelector('.information li:nth-child(2)');
const weatherElement = document.querySelector('.information li:nth-child(3)');
const tempElement = document.querySelector('.information li:nth-child(4)');
const windDirectionElement = document.querySelector('.information li:nth-child(5)');
const windPowerElement = document.querySelector('.information li:nth-child(6)');
timeElement.textContent = '当前时间:' + data.reportTime;
cityElement.textContent = '城市:' + data.city;
weatherElement.textContent = '天气:' + data.weather;
tempElement.textContent = '温度:' + data.temperature + '°C';
windDirectionElement.textContent = '风向:' + data.windDirection;
windPowerElement.textContent = '风力:' + data.windPower + '级';
}
function updateMap(city, adcode) {
//调用高德的地理编码API
//记住是这个key绑定的是Web服务,跟前面的key不是一种
axios({
url: `https://restapi.amap.com/v3/geocode/geo?address=${city}&adcode=${adcode}&key=填自己的key`
}).then(result => {
// console.log(typeof (result.data.geocodes[0].location)) //String类型
var locationString = result.data.geocodes[0].location;
var coordinates = locationString.split(","); // 经度和纬度之间用逗号分隔,可以根据实际情况调整分隔符
// 创建一个新的 LngLat 对象
var newCenter = new mapboxgl.LngLat(parseFloat(coordinates[0]), parseFloat(coordinates[1]));
//实现视角跳转
map.flyTo({
center: newCenter,
//使动画平滑
essential: true
})
}).catch(error => {
console.log(error.message);
})
// 先检查是否已存在同名的数据源和图层,如果存在,则移除
if (map.getSource('json')) {
map.removeLayer('place'); // 移除图层
map.removeSource('json'); // 移除数据源
}
//省市的url带有_full,观察adcode的区别来确定模板字符串
let url = ''
if (adcode[adcode.length - 1] == 0) {
url = `https://geo.datav.aliyun.com/areas_v3/bound/${adcode}_full.json`
} else {
url = `https://geo.datav.aliyun.com/areas_v3/bound/${adcode}.json`
}
// console.log(url);
map.addSource('json', {
type: 'geojson',
data: url
})
map.addLayer({
id: 'place',
type: 'fill',
source: 'json',
paint: {
'fill-color': '#ff5733', // 设置填充颜色为橙红色
'fill-opacity': 0.5, // 设置填充不透明度
'fill-outline-color': '#ffffff', // 设置边界线的颜色为白色
'fill-outline-width': 2 // 设置边界线的宽度
}
})
}
</script>
</body>
</html>