麻烦老师检查一下！
来源：3-12 自由编程
前端菜鸟HH
2020-09-17 11:50:19
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>高德地图</title>
<style>
*{
margin: 0;
padding: 0;
}
input{
outline: none;
}
#container{
width: 100%;
height: 100%;
position: absolute;
top: 0;
left: 0;
}
.box{
width: 350px;
height: 250px;
background: #fff;
position: absolute;
top: 10px;
left: 10px;
box-shadow: 0 0 15px #000;
z-index: 5;
text-align: center;
padding: 10px;
}
.box p{
margin: 10px 0;
}
.box p label{
width: 100px;
text-align: right;
display: inline-block;
margin-right: 10px;
}
.box p input{
height: 24px;
line-height: 24px;
padding: 5px;
width: 120px;
}
#btnCity,
#btnLevel{
background: blue;
color: #fff;
border: none;
height: 38px;
line-height: 38px;
width: 60px;
cursor: pointer;
}
#setRange{
border-radius: 0;
background: #999;
border: 0;
width: 90px;
height: 30px;
line-height: 30px;
cursor: pointer;
}
.currentLocation{
position: absolute;
bottom: 10px;
right: 10px;
}
</style>
<script type="text/javascript" src="https://webapi.amap.com/maps?v=1.4.15&key=75776648e2fd2fd601c4de9518b89b65"></script>
</head>
<body>
<div id="container">
<div class="box">
<h2>工具栏</h2>
<p><label>搜索城市</label><input type="text" id="setCity" /> <button id="btnCity">确定</button></p>
<p><label>设置显示级别</label><input type="text" id="setLevel" /> <button id="btnLevel">确定</button></p>
<button id="setRange">解除范围限制</button>
<div class="currentLocation">当前所在省/直辖市：<span id="getLocation"></span></div>
</div>
</div>
<script type="text/javascript">
var map = new AMap.Map('container', {
zoom: 11,
center: [116.397428, 39.90923]
});
var flag = true;
// 默认限制地图显示在北京
var myBounds = map.getBounds([39.997639,116.89112611994148],[39.778484011764014,116.22422]);
// console.log(myBounds);
// 右上角
// myBounds.northeast.Q = 39.997639;
// myBounds.northeast.R = 116.89112611994148;
// // 左下角
// myBounds.southwest.Q = 39.778484011764014;
// myBounds.southwest.R = 116.22422;
map.setLimitBounds(myBounds);
// 解除地图限制
setRange.onclick = function(){
if(flag){
map.clearLimitBounds();
this.innerHTML = '已解除范围限制';
flag = false;
}else{
myBounds = map.getBounds();
map.setLimitBounds(myBounds);
this.innerHTML = '解除范围限制';
flag = true;
}
}
// 搜索城市
btnCity.onclick = function(){
map.setCity(setCity.value);
getLocation.innerHTML = setCity.value;
}
// 设置显示级别
btnLevel.onclick = function(){
map.setZoom(setLevel.value);
}
// 当前所在省/直辖市
map.on('moveend', function(){
map.getCity(function(info){
getLocation.innerHTML = info.province + ',' + info.district;
});
})
// 经纬度设置成中心点
map.on('click', function(e){
// console.log(e);
map.setCenter(e.lnglat);
})
</script>
</body>
</html>
1回答
-
好帮手慕慕子
2020-09-17
同学你好，代码实现是正确的，继续加油，祝学习愉快~
0
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