百度地图实时检测位置，数据库获取经纬度显示在地图上

程序员文章站 2022-03-16 18:25:17
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<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>

<!DOCTYPE html>
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
	<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=**"></script>
	<title>浏览器定位</title>
	<link rel="shortcut icon" href="${pageContext.request.contextPath}/assets/img/favicon.ico" type="image/x-icon" />
	<link rel="stylesheet" href="${pageContext.request.contextPath}/assets/css/shouye.css">
	<link rel="stylesheet" href="${pageContext.request.contextPath}/assets/css/index.css" />
	<link rel="stylesheet" href="${pageContext.request.contextPath}/assets/css/base.css" />
</head>
<body>
<jsp:include page="./common/userheader.jsp"></jsp:include>
<div class="headerbg">
  <div class="AllWrap headerInfo">
    <div class="logo">
    <img alt="" src="${pageContext.request.contextPath}/assets/img/img.jpg"> &nbsp;	&nbsp;	&nbsp;	
    <img alt="" src="${pageContext.request.contextPath}/assets/img/logo.jpg"></div>
    <div id="box" style="display:block;margin-left:500px">
      <form action="">
        <input type="text" id="search1" name="search" placeholder="请输入关键字">
        <input type="submit" id="search" value="搜索">
      </form>
    </div>
  </div>
</div>
<jsp:include page="./common/partment.jsp"></jsp:include>
<div style="width:730px;margin:auto;margin-top:10px">   
        要查询的地址：<input id="text_" type="text"  style="margin-right:100px;"/>
        查询结果(经纬度)：<input id="result_" type="text" />
        <input type="button" value="查询周围土地" onclick="searchByStationName();"/>
        <div id="container"
            style="position: absolute;
                margin-top:30px; 
                width: 730px; 
                height: 590px; 
                top: 50; 
                border: 1px solid gray;
                overflow:hidden;">
        </div>
    </div>
<footer class="py-4 bg-foot footer-text" style="margin-top: 700px">
  <center>
    <span class="text-"> Copyright &copy; 2019 南京龙渊公司 All Rights Reserved.</span>
  </center>
</footer>
</body>
<script src="${pageContext.request.contextPath}/assets/js/jquery-1.8.2.min.js"></script>
<script type="text/javascript">
    var map = new BMap.Map("container");
    var point = new BMap.Point(116.331398,39.897445);
    map.centerAndZoom(point, 14);//设置开始的时候所在的位置
    map.enableScrollWheelZoom();    //启用滚轮放大缩小，默认禁用
    map.enableContinuousZoom();    //启用地图惯性拖拽，默认禁用

    map.addControl(new BMap.NavigationControl());  //添加默认缩放平移控件
    map.addControl(new BMap.OverviewMapControl()); //添加默认缩略地图控件
    map.addControl(new BMap.OverviewMapControl({ isOpen: true, anchor: BMAP_ANCHOR_BOTTOM_RIGHT }));   //右下角，打开

    var localSearch = new BMap.LocalSearch(map);

    localSearch.enableAutoViewport(); //允许自动调节窗体大小

    var geolocation = new BMap.Geolocation();
	geolocation.getCurrentPosition(function(r){
		if(this.getStatus() == BMAP_STATUS_SUCCESS){
			var mk = new BMap.Marker(r.point);
			map.addOverlay(mk);
			map.panTo(r.point);
            //用户登录获取当前的位置  
            var label = new BMap.Label("您的当前位置",{offset:new BMap.Size(20,-10)});
            	mk.setLabel(label);
    		    var gc = new BMap.Geocoder();
	            var pointAdd = new BMap.Point(r.point.lng, r.point.lat);
	            gc.getLocation(pointAdd, function(rs){
	                // 百度地图解析城市名
	                //或者其他信息
	                console.log(rs);
			})

		}
		else {
			alert('failed'+this.getStatus());
		}        
	},{enableHighAccuracy: true})
		
	$.get("http://127.0.0.1:8080/happy-farm/map/landlist",function(data){
		console.log(data)

	
		for(var item in data ){
        //新加入每一个点，可以算作土地的标签
        	console.log(data[item].latitude)
        	var new_point = new BMap.Point(data[item].longitude,data[item].latitude);
        
			var marker = new BMap.Marker(new_point);  // 创建标注
	        var label = new BMap.Label("土地位置",{offset:new BMap.Size(25,-10)});
	        marker.setLabel(label);
			map.addOverlay(marker);    
		}// 将标注添加到地图中
		
		
	})
	

	
	function searchByStationName() {
		   map.clearOverlays();//清空原来的标注
		    var keyword = document.getElementById("text_").value;
		    localSearch.setSearchCompleteCallback(function (searchResult) {
		        var poi = searchResult.getPoi(0);
		        document.getElementById("result_").value = poi.point.lng + "," + poi.point.lat;
		        map.centerAndZoom(poi.point, 13);
		        var marker = new BMap.Marker(new BMap.Point(poi.point.lng, poi.point.lat));  // 创建标注，为要查询的地方对应的经纬度
		      
		        map.addOverlay(marker);
		        var content = document.getElementById("text_").value + "<br/><br/>经度：" + poi.point.lng + "<br/>纬度：" + poi.point.lat;
		        var infoWindow = new BMap.InfoWindow("<p style='font-size:14px;'>" + content + "</p>");
		        marker.addEventListener("click", function () { this.openInfoWindow(infoWindow); });
		         marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画
		           var label = new BMap.Label("您所选的位置:"+keyword,{offset:new BMap.Size(25,-10)});
		           marker.setLabel(label);
		         
		         
		     	$.get("http://127.0.0.1:8080/happy-farm/map/landlist",function(data){
		    		console.log(data)
		    		for(var item in data ){
		            //新加入每一个点，可以算作土地的标签
		            	console.log(data[item].latitude)
		            	var new_point = new BMap.Point(data[item].longitude,data[item].latitude);
		            
		    			var marker = new BMap.Marker(new_point);  // 创建标注
		    			
		    			  
		    			 marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画
				           map.addOverlay(marker);  
		    		}// 将标注添加到地图中
		    		
		    		
		    	})
		         
		    });
		    localSearch.search(keyword);
		} 
	



</script>
</html>