使用百度地图api通过redis实现地标存储及范围坐标点查询功能

public class MapController : Controller
    {
        //map视图
        public ActionResult Index()
        {
            return View();
        }
        /// summary>
        /// 存入坐标点
        /// /summary>
        /// param name="Longitude">经度/param>
        /// param name="Latitude">纬度/param>
        /// param name="Name">名称/param>
        /// returns>/returns>
        public ActionResult Set(string Longitude, string Latitude, string Name)
        {
            //初始化redis
            CSRedis.CSRedisClient cSRedis = new CSRedis.CSRedisClient("192.168.56.131:6380,password=123456,defaultDatabase = 0");
            RedisHelper.Initialization(cSRedis);
 
            decimal Lng = decimal.Parse(Longitude);
            decimal Lat = decimal.Parse(Latitude);
            //存入坐标点
            var flag = RedisHelper.GeoAdd("zhongguo", Lng, Lat, Name);
 
            if (flag == true)
            {
                return Json(new { code = 1, message = "成功" });
            }
            else
            {
                return Json(new { code = 0, message = "提交失败" });
            }
        }
        /// summary>
        /// 获取半径范围内的其他坐标
        /// /summary>
        /// param name="lng">经度/param>
        /// param name="lat">纬度/param>
        /// param name="ran">半径/param>
        /// returns>/returns>
        public ActionResult Get(string lng, string lat, string ran)
        {
            //初始化redis
            CSRedis.CSRedisClient cSRedis = new CSRedis.CSRedisClient("192.168.56.131:6380,password=123456,defaultDatabase = 0");
            RedisHelper.Initialization(cSRedis);
 
            decimal Lng = decimal.Parse(lng);
            decimal Lat = decimal.Parse(lat);
            decimal Ran = decimal.Parse(ran);
            var K = CSRedis.GeoUnit.km;
            //获取周边坐标点
            (string member, decimal dist, decimal longitude, decimal latitude)[] list_ = RedisHelper.GeoRadiusWithDistAndCoord("zhongguo", Lng, Lat, Ran, K);
            return Json(list_, JsonRequestBehavior.AllowGet);
        }
    }

@{
    Layout = null;
}
!DOCTYPE html>
html lang="zh-CN">
head>
    meta charset="utf-8">
    title>地图展示/title>
    meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    meta name="viewport" content="initial-scale=1.0, user-scalable=no">
    meta http-equiv="X-UA-Compatible" content="IE=Edge">
    style>
        body,
        html,
        #container {
            overflow: hidden;
            width: 100%;
            height: 100%;
            margin: 0;
            font-family: "微软雅黑";
        }
 
        .info {
            z-index: 999;
            width: auto;
            min-width: 22rem;
            padding: .75rem 1.25rem;
            margin-left: 1.25rem;
            position: fixed;
            top: 1rem;
            background-color: #fff;
            border-radius: .25rem;
            font-size: 14px;
            color: #666;
            box-shadow: 0 2px 6px 0 rgba(27, 142, 236, 0.5);
        }
    /style>
    link href="~/Content/button.css" rel="external nofollow"  rel="stylesheet" />
    script src="//api.map.baidu.com/api?type=webglv=1.0ak=你的密钥">/script>
    script src="~/Scripts/jquery-3.4.1.min.js">/script>
    script>
        function bing() {
        var lng = $("#lng").val();
        var lat = $("#lat").val();
        var ran = $("#ran").val();
 
        $.ajax({
            url: "@Url.Action("Get", "Map")",
            data: {
                lng: lng,
                lat: lat,
                ran:ran
            },
            type: "post",
            dataType: "json",
            success: function (data) {
                console.log(data)
 
                if (data != null) {
                    for (var i = 0; i  data.length; i++) {
                        var new_point = new BMapGL.Point(data[i]['Item3'], data[i]['Item4']);
                        console.log(data[i]['Item3'])
                        console.log(data[i]['Item4'])
                        var marker = new BMapGL.Marker(new_point);  // 创建标注
                        map.addOverlay(marker);              // 将标注添加到地图中
                        map.panTo(new_point);
                    }
                }
            }
        });
        }
    /script>
/head>
body>
    div id="container">/div>
    input type="text" id="ti" name="name" value="" placeholder="请输入名称" class="info" />
    div id="re">
        经度:
        input type="text" id="lng" name="name" value="" />
        纬度:
        input type="text" id="lat" name="name" value="" />
        范围:
        input type="text" id="ran" name="name" value="" />
        button id="reu" name="name" onclick="bing()" value="查询">查询/button>
    /div>
    input type="hidden" name="GetLng" value="" />
    div id="allmap">/div>
/body>
/html>
script>
    var map = new BMapGL.Map('container'); // 创建Map实例
    map.centerAndZoom(new BMapGL.Point(116.404, 39.915), 12); // 初始化地图,设置中心点坐标和地图级别
    map.enableScrollWheelZoom(true); // 开启鼠标滚轮缩放
/script>
script>
    var map = new BMapGL.Map('container');
    map.centerAndZoom(new BMapGL.Point(116.404, 39.928), 15);
    map.enableScrollWheelZoom(true);
    map.addEventListener('click', function (e) {
        alert( + e.latlng.lng + ',' + e.latlng.lat);
        if (confirm("是否添加此地址")) {
        var Longitude = e.latlng.lng;
        var Latitude = e.latlng.lat;
        var Name = $("#ti").val();
        $.ajax({
            url: "@Url.Action("Set", "Map")",
            data: {
                Longitude: Longitude,
                Latitude: Latitude,
                Name: Name
            },
            type: "post", 
            dataType: "json",
            success: function (data) {
                if (data.code) {
                    alert(data.message);
                }
                else {
                    alert(data.message);
                }
            }
        });
      }
    });
/script>
script type="text/javascript">
        // 百度地图API功能
/script>