echars显示地图

本文介绍了如何利用Echarts库将后台数据呈现到地图上,展示了实现这一功能的基本步骤,包括引入Echarts及相关地图插件,并提供了页面和controller的简单示例。

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功能比较简单,后台传数据给页面,页面将传过来的数据显示在地图上,效果图如下:

这里写图片描述

页面首先需要导入echars的相关插件和地图显示的相关插件。
页面如下:

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>地图显示</title>

<#include "../../common/js.ftl">
<#include "../../common/css.ftl">

    <script type="text/javascript"
    src="http://echarts.baidu.com/gallery/vendors/echarts/echarts-all-3.js"></script>
<script type="text/javascript"
    src="http://echarts.baidu.com/gallery/vendors/echarts-stat/ecStat.min.js"></script>
<script type="text/javascript"
    src="http://echarts.baidu.com/gallery/vendors/echarts/extension/dataTool.min.js"></script>
<script type="text/javascript"
    src="http://echarts.baidu.com/gallery/vendors/echarts/map/js/china.js"></script>
<script type="text/javascript"
    src="http://echarts.baidu.com/gallery/vendors/echarts/map/js/world.js"></script>
<script type="text/javascript"
    src="http://api.map.baidu.com/api?v=2.0&ak=ZUONbpqGBsYGXNIYHicvbAbM"></script>
<script type="text/javascript"
    src="http://echarts.baidu.com/gallery/vendors/echarts/extension/bmap.min.js"></script>
<style>
html {
    height: 100%;
    margin: 0;
}

body {
    height: 100%;
    margin: 0;
}




       .box{
           width: 120px;
           height: 120px;
           left: 0;
           top: 0;
           cursor: pointer;
           background: rgba(220,220,220,.9);
           position: absolute;
           box-shadow: 5px 5px 5px #ccc;
           border-radius: 10px;
           display: flex;
           align-items: center;
           justify-content: center;
           text-indent: 1em;
       }
        .boxOne{
           margin-left: 14%;
           margin-top: 1%;
           text-indent: 1em;
        }
        .boxTwo{
            margin-left: 29%;
            margin-top: 1%;
             text-indent: 2em;
        }
        .boxThree{
            margin-left: 44%;
            margin-top: 1%;
            text-indent: 2em;
        }
        .boxFour{
            margin-left: 59%;
            margin-top: 1%;
        }
       @media screen and (max-width:700px) {
        .box{
           width: 50 px;
           height: 50 px;
           left: 0;
           top: 0;
           cursor: pointer;
           background: rgba(220,220,220,.9);
           position: absolute;
           box-shadow: 5px 5px 5px #ccc;
           border-radius: 50%;
           display: flex;
           align-items: center;
           justify-content: center;

           font-size:10px;
       }
        .boxOne{
           margin-left: 7%!important;
           margin-top: 1%;
           text-indent: 1em;
        }
          #containers{
            margin-top:20%!important;
            margin-left:6%;
      }
    }  
       }
       @media screen and (max-width:960px){
      #containers{
            margin-top:13%!important;
            margin-left:5%!important;
         }
       }
       @media screen and (max-width:700px){
             .boxOne{
           margin-left: 3%;
           margin-top: 1%;
           text-indent: 1em;
        }
        .boxTwo{
            margin-left: 27%;
            margin-top: 1%;
             text-indent: 2em;
        }
        .boxThree{
            margin-left: 47%;
            margin-top: 1%;
            text-indent: 2em;
        }
        .boxFour{
            margin-left: 67%;
            margin-top: 1%;
        }
         .contanerMain{
            margin-top:30%!important;
            margin-left:5%!important;

         }

       }
</style>
</head>
<body>
<div id="container" class="effect mainnav-lg" style="height: 100%; width: 100%">
    <div class="boxed" style="height: 100%; width: 100%">
        <div id="content-container" style="height: 100%; width: 100%">
            <div class="row">
                <div class="panel" style="margin-bottom: 0px;">
                    <div class="panel-footer">
                        <i class="ti-home" style="margin-left: 15px;"></i>&nbsp;&nbsp;&nbsp;
                        <span class="level2" style="color:black"><strong>地域分布</strong></span>
                    </div>
                </div>
            </div>

            <div id="page-content" style="height: 100%; width: 100%">
            <div id="map-wrap" style="height: 100%; width: 100%"></div>
            </div>

            </div>
        </div>

    </div>


</div>

</body>

<script type="text/javascript"> 
var bmapChart = echarts.init(document.getElementById('map-wrap'));
          var data = [
              {name: '海门', value: 9},
              {name: '鄂尔多斯', value: 12},
              {name: '招远', value: 12},
              {name: '舟山', value: 12},
              {name: '齐齐哈尔', value: 14},
              {name: '盐城', value: 15},
              {name: '赤峰', value: 16},
              {name: '青岛', value: 18},
              {name: '乳山', value: 18},
              {name: '金昌', value: 19},
              {name: '泉州', value: 21},
              {name: '莱西', value: 21},
              {name: '日照', value: 21},
              {name: '胶南', value: 22},
              {name: '南通', value: 23},
              {name: '拉萨', value: 24},
              {name: '云浮', value: 24},
              {name: '梅州', value: 25},
              {name: '文登', value: 25},
              {name: '上海', value: 25},
              {name: '攀枝花', value: 25},
              {name: '威海', value: 25},
              {name: '承德', value: 25},
              {name: '厦门', value: 26},
              {name: '汕尾', value: 26},
              {name: '潮州', value: 26},
              {name: '丹东', value: 27},
              {name: '太仓', value: 27},
              {name: '曲靖', value: 27},
              {name: '烟台', value: 28},
              {name: '福州', value: 29},
              {name: '瓦房店', value: 30},
              {name: '即墨', value: 30},
              {name: '抚顺', value: 31},
              {name: '玉溪', value: 31},
              {name: '张家口', value: 31},
              {name: '阳泉', value: 31},
              {name: '莱州', value: 32},
              {name: '湖州', value: 32},
              {name: '汕头', value: 32},
              {name: '昆山', value: 33},
              {name: '宁波', value: 33},
              {name: '湛江', value: 33},
              {name: '揭阳', value: 34},
              {name: '荣成', value: 34},
              {name: '连云港', value: 35},
              {name: '葫芦岛', value: 35},
              {name: '常熟', value: 36},
              {name: '东莞', value: 36},
              {name: '河源', value: 36},
              {name: '淮安', value: 36},
              {name: '泰州', value: 36},
              {name: '南宁', value: 37},
              {name: '营口', value: 37},
              {name: '惠州', value: 37},
              {name: '江阴', value: 37},
              {name: '蓬莱', value: 37},
              {name: '韶关', value: 38},
              {name: '嘉峪关', value: 38},
              {name: '广州', value: 38},
              {name: '延安', value: 38},
              {name: '太原', value: 39},
              {name: '清远', value: 39},
              {name: '中山', value: 39},
              {name: '昆明', value: 39},
              {name: '寿光', value: 40},
              {name: '盘锦', value: 40},
              {name: '长治', value: 41},
              {name: '深圳', value: 41},
              {name: '珠海', value: 42},
              {name: '宿迁', value: 43},
              {name: '咸阳', value: 43},
              {name: '铜川', value: 44},
              {name: '平度', value: 44},
              {name: '佛山', value: 44},
              {name: '海口', value: 44},
              {name: '江门', value: 45},
              {name: '章丘', value: 45},
              {name: '肇庆', value: 46},
              {name: '大连', value: 47},
              {name: '临汾', value: 47},
              {name: '吴江', value: 47},
              {name: '石嘴山', value: 49},
              {name: '沈阳', value: 50},
              {name: '苏州', value: 50},
              {name: '茂名', value: 50},
              {name: '嘉兴', value: 51},
              {name: '长春', value: 51},
              {name: '胶州', value: 52},
              {name: '银川', value: 52},
              {name: '张家港', value: 52},
              {name: '三门峡', value: 53},
              {name: '锦州', value: 54},
              {name: '南昌', value: 54},
              {name: '柳州', value: 54},
              {name: '三亚', value: 54},
              {name: '自贡', value: 56},
              {name: '吉林', value: 56},
              {name: '阳江', value: 57},
              {name: '泸州', value: 57},
              {name: '西宁', value: 57},
              {name: '宜宾', value: 58},
              {name: '呼和浩特', value: 58},
              {name: '成都', value: 58},
              {name: '大同', value: 58},
              {name: '镇江', value: 59},
              {name: '桂林', value: 59},
              {name: '张家界', value: 59},
              {name: '宜兴', value: 59},
              {name: '北海', value: 60},
              {name: '西安', value: 61},
              {name: '金坛', value: 62},
              {name: '东营', value: 62},
              {name: '牡丹江', value: 63},
              {name: '遵义', value: 63},
              {name: '绍兴', value: 63},
              {name: '扬州', value: 64},
              {name: '常州', value: 64},
              {name: '潍坊', value: 65},
              {name: '重庆', value: 66},
              {name: '台州', value: 67},
              {name: '南京', value: 67},
              {name: '滨州', value: 70},
              {name: '贵阳', value: 71},
              {name: '无锡', value: 71},
              {name: '本溪', value: 71},
              {name: '克拉玛依', value: 72},
              {name: '渭南', value: 72},
              {name: '马鞍山', value: 72},
              {name: '宝鸡', value: 72},
              {name: '焦作', value: 75},
              {name: '句容', value: 75},
              {name: '北京', value: 79},
              {name: '徐州', value: 79},
              {name: '衡水', value: 80},
              {name: '包头', value: 80},
              {name: '绵阳', value: 80},
              {name: '乌鲁木齐', value: 84},
              {name: '枣庄', value: 84},
              {name: '杭州', value: 84},
              {name: '淄博', value: 85},
              {name: '鞍山', value: 86},
              {name: '溧阳', value: 86},
              {name: '库尔勒', value: 86},
              {name: '安阳', value: 90},
              {name: '开封', value: 90},
              {name: '济南', value: 92},
              {name: '德阳', value: 93},
              {name: '温州', value: 95},
              {name: '九江', value: 96},
              {name: '邯郸', value: 98},
              {name: '临安', value: 99},
              {name: '兰州', value: 99},
              {name: '沧州', value: 100},
              {name: '临沂', value: 103},
              {name: '南充', value: 104},
              {name: '天津', value: 105},
              {name: '富阳', value: 106},
              {name: '泰安', value: 112},
              {name: '诸暨', value: 112},
              {name: '郑州', value: 113},
              {name: '哈尔滨', value: 114},
              {name: '聊城', value: 116},
              {name: '芜湖', value: 117},
              {name: '唐山', value: 119},
              {name: '平顶山', value: 119},
              {name: '邢台', value: 119},
              {name: '德州', value: 120},
              {name: '济宁', value: 120},
              {name: '荆州', value: 127},
              {name: '宜昌', value: 130},
              {name: '义乌', value: 132},
              {name: '丽水', value: 133},
              {name: '洛阳', value: 134},
              {name: '秦皇岛', value: 136},
              {name: '株洲', value: 143},
              {name: '石家庄', value: 147},
              {name: '莱芜', value: 148},
              {name: '常德', value: 152},
              {name: '保定', value: 153},
              {name: '湘潭', value: 154},
              {name: '金华', value: 157},
              {name: '岳阳', value: 169},
              {name: '长沙', value: 175},
              {name: '衢州', value: 177},
              {name: '廊坊', value: 193},
              {name: '菏泽', value: 194},
              {name: '合肥', value: 229},
              {name: '武汉', value: 273},
              {name: '大庆', value: 279}
          ];

          var geoCoordMap = {
                    '海门':[121.15,31.89],
                    '鄂尔多斯':[109.781327,39.608266],
                    '招远':[120.38,37.35],
                    '舟山':[122.207216,29.985295],
                    '齐齐哈尔':[123.97,47.33],
                    '盐城':[120.13,33.38],
                    '赤峰':[118.87,42.28],
                    '青岛':[120.33,36.07],
                    '乳山':[121.52,36.89],
                    '金昌':[102.188043,38.520089],
                    '泉州':[118.58,24.93],
                    '莱西':[120.53,36.86],
                    '日照':[119.46,35.42],
                    '胶南':[119.97,35.88],
                    '南通':[121.05,32.08],
                    '拉萨':[91.11,29.97],
                    '云浮':[112.02,22.93],
                    '梅州':[116.1,24.55],
                    '文登':[122.05,37.2],
                    '上海':[121.48,31.22],
                    '攀枝花':[101.718637,26.582347],
                    '威海':[122.1,37.5],
                    '承德':[117.93,40.97],
                    '厦门':[118.1,24.46],
                    '汕尾':[115.375279,22.786211],
                    '潮州':[116.63,23.68],
                    '丹东':[124.37,40.13],
                    '太仓':[121.1,31.45],
                    '曲靖':[103.79,25.51],
                    '烟台':[121.39,37.52],
                    '福州':[119.3,26.08],
                    '瓦房店':[121.979603,39.627114],
                    '即墨':[120.45,36.38],
                    '抚顺':[123.97,41.97],
                    '玉溪':[102.52,24.35],
                    '张家口':[114.87,40.82],
                    '阳泉':[113.57,37.85],
                    '莱州':[119.942327,37.177017],
                    '湖州':[120.1,30.86],
                    '汕头':[116.69,23.39],
                    '昆山':[120.95,31.39],
                    '宁波':[121.56,29.86],
                    '湛江':[110.359377,21.270708],
                    '揭阳':[116.35,23.55],
                    '荣成':[122.41,37.16],
                    '连云港':[119.16,34.59],
                    '葫芦岛':[120.836932,40.711052],
                    '常熟':[120.74,31.64],
                    '东莞':[113.75,23.04],
                    '河源':[114.68,23.73],
                    '淮安':[119.15,33.5],
                    '泰州':[119.9,32.49],
                    '南宁':[108.33,22.84],
                    '营口':[122.18,40.65],
                    '惠州':[114.4,23.09],
                    '江阴':[120.26,31.91],
                    '蓬莱':[120.75,37.8],
                    '韶关':[113.62,24.84],
                    '嘉峪关':[98.289152,39.77313],
                    '广州':[113.23,23.16],
                    '延安':[109.47,36.6],
                    '太原':[112.53,37.87],
                    '清远':[113.01,23.7],
                    '中山':[113.38,22.52],
                    '昆明':[102.73,25.04],
                    '寿光':[118.73,36.86],
                    '盘锦':[122.070714,41.119997],
                    '长治':[113.08,36.18],
                    '深圳':[114.07,22.62],
                    '珠海':[113.52,22.3],
                    '宿迁':[118.3,33.96],
                    '咸阳':[108.72,34.36],
                    '铜川':[109.11,35.09],
                    '平度':[119.97,36.77],
                    '佛山':[113.11,23.05],
                    '海口':[110.35,20.02],
                    '江门':[113.06,22.61],
                    '章丘':[117.53,36.72],
                    '肇庆':[112.44,23.05],
                    '大连':[121.62,38.92],
                    '临汾':[111.5,36.08],
                    '吴江':[120.63,31.16],
                    '石嘴山':[106.39,39.04],
                    '沈阳':[123.38,41.8],
                    '苏州':[120.62,31.32],
                    '茂名':[110.88,21.68],
                    '嘉兴':[120.76,30.77],
                    '长春':[125.35,43.88],
                    '胶州':[120.03336,36.264622],
                    '银川':[106.27,38.47],
                    '张家港':[120.555821,31.875428],
                    '三门峡':[111.19,34.76],
                    '锦州':[121.15,41.13],
                    '南昌':[115.89,28.68],
                    '柳州':[109.4,24.33],
                    '三亚':[109.511909,18.252847],
                    '自贡':[104.778442,29.33903],
                    '吉林':[126.57,43.87],
                    '阳江':[111.95,21.85],
                    '泸州':[105.39,28.91],
                    '西宁':[101.74,36.56],
                    '宜宾':[104.56,29.77],
                    '呼和浩特':[111.65,40.82],
                    '成都':[104.06,30.67],
                    '大同':[113.3,40.12],
                    '镇江':[119.44,32.2],
                    '桂林':[110.28,25.29],
                    '张家界':[110.479191,29.117096],
                    '宜兴':[119.82,31.36],
                    '北海':[109.12,21.49],
                    '西安':[108.95,34.27],
                    '金坛':[119.56,31.74],
                    '东营':[118.49,37.46],
                    '牡丹江':[129.58,44.6],
                    '遵义':[106.9,27.7],
                    '绍兴':[120.58,30.01],
                    '扬州':[119.42,32.39],
                    '常州':[119.95,31.79],
                    '潍坊':[119.1,36.62],
                    '重庆':[106.54,29.59],
                    '台州':[121.420757,28.656386],
                    '南京':[118.78,32.04],
                    '滨州':[118.03,37.36],
                    '贵阳':[106.71,26.57],
                    '无锡':[120.29,31.59],
                    '本溪':[123.73,41.3],
                    '克拉玛依':[84.77,45.59],
                    '渭南':[109.5,34.52],
                    '马鞍山':[118.48,31.56],
                    '宝鸡':[107.15,34.38],
                    '焦作':[113.21,35.24],
                    '句容':[119.16,31.95],
                    '北京':[116.46,39.92],
                    '徐州':[117.2,34.26],
                    '衡水':[115.72,37.72],
                    '包头':[110,40.58],
                    '绵阳':[104.73,31.48],
                    '乌鲁木齐':[87.68,43.77],
                    '枣庄':[117.57,34.86],
                    '杭州':[120.19,30.26],
                    '淄博':[118.05,36.78],
                    '鞍山':[122.85,41.12],
                    '溧阳':[119.48,31.43],
                    '库尔勒':[86.06,41.68],
                    '安阳':[114.35,36.1],
                    '开封':[114.35,34.79],
                    '济南':[117,36.65],
                    '德阳':[104.37,31.13],
                    '温州':[120.65,28.01],
                    '九江':[115.97,29.71],
                    '邯郸':[114.47,36.6],
                    '临安':[119.72,30.23],
                    '兰州':[103.73,36.03],
                    '沧州':[116.83,38.33],
                    '临沂':[118.35,35.05],
                    '南充':[106.110698,30.837793],
                    '天津':[117.2,39.13],
                    '富阳':[119.95,30.07],
                    '泰安':[117.13,36.18],
                    '诸暨':[120.23,29.71],
                    '郑州':[113.65,34.76],
                    '哈尔滨':[126.63,45.75],
                    '聊城':[115.97,36.45],
                    '芜湖':[118.38,31.33],
                    '唐山':[118.02,39.63],
                    '平顶山':[113.29,33.75],
                    '邢台':[114.48,37.05],
                    '德州':[116.29,37.45],
                    '济宁':[116.59,35.38],
                    '荆州':[112.239741,30.335165],
                    '宜昌':[111.3,30.7],
                    '义乌':[120.06,29.32],
                    '丽水':[119.92,28.45],
                    '洛阳':[112.44,34.7],
                    '秦皇岛':[119.57,39.95],
                    '株洲':[113.16,27.83],
                    '石家庄':[114.48,38.03],
                    '莱芜':[117.67,36.19],
                    '常德':[111.69,29.05],
                    '保定':[115.48,38.85],
                    '湘潭':[112.91,27.87],
                    '金华':[119.64,29.12],
                    '岳阳':[113.09,29.37],
                    '长沙':[113,28.21],
                    '衢州':[118.88,28.97],
                    '廊坊':[116.7,39.53],
                    '菏泽':[115.480656,35.23375],
                    '合肥':[117.27,31.86],
                    '武汉':[114.31,30.52],
                    '大庆':[125.03,46.58]
                };

          //数据和经纬度进行匹配。根据经纬度找到城市所在的位置
          var convertData = function (data) {
                var res = [];
                for (var i = 0; i < data.length; i++) {
                    var geoCoord = geoCoordMap[data[i].name];
                    if (geoCoord) {
                        res.push({
                            name: data[i].name,
                            value: geoCoord.concat(data[i].value)
                        });
                    }
                }
                return res;
            };
            var option = {
                    title: {
                        text: '已上线设备地域分布',
                        textStyle: {
                            fontSize: 18,
                            color: '#ccc'          // 主标题文字颜色
                        },
                        left:'center'
                    },
        //设置图表的悬浮提示
         tooltip : {
                trigger: 'item',
                backgroundColor:"#ff7f50",//提示标签背景颜色
                formatter:function(a)
                {

                    //console.log(a.data.value[2]);
                    //console.log(a);
                return "已上线设备数量"+'<br/>'+a.data.name+": "+a.data.value[2];
                }

            },

        bmap: {
            center: [116.307698, 40.056975], // 中心位置坐标
            zoom: 5, // 地图缩放比例
            roam: true, // 开启用户缩放
            mapStyle: {
                styleJson: [
                        {
                            "featureType": "water",
                            "elementType": "all",
                            "stylers": {
                                "color": "#044161"
                            }
                        },
                        {
                            "featureType": "land",
                            "elementType": "all",
                            "stylers": {
                                "color": "#004981"
                            }
                        },
                        {
                            "featureType": "boundary",
                            "elementType": "geometry",
                            "stylers": {
                                "color": "#064f85"
                            }
                        },
                        {
                            "featureType": "railway",
                            "elementType": "all",
                            "stylers": {
                                "visibility": "off"
                            }
                        },
                        {
                            "featureType": "highway",
                            "elementType": "geometry",
                            "stylers": {
                                "color": "#004981"
                            }
                        },
                        {
                            "featureType": "highway",
                            "elementType": "geometry.fill",
                            "stylers": {
                                "color": "#005b96",
                                "lightness": 1
                            }
                        },
                        {
                            "featureType": "highway",
                            "elementType": "labels",
                            "stylers": {
                                "visibility": "off"
                            }
                        },
                        {
                            "featureType": "arterial",
                            "elementType": "geometry",
                            "stylers": {
                                "color": "#004981"
                            }
                        },
                        {
                            "featureType": "arterial",
                            "elementType": "geometry.fill",
                            "stylers": {
                                "color": "#00508b"
                            }
                        },
                        {
                            "featureType": "poi",
                            "elementType": "all",
                            "stylers": {
                                "visibility": "off"
                            }
                        },
                        {
                            "featureType": "green",
                            "elementType": "all",
                            "stylers": {
                                "color": "#056197",
                                "visibility": "off"
                            }
                        },
                        {
                            "featureType": "subway",
                            "elementType": "all",
                            "stylers": {
                                "visibility": "off"
                            }
                        },
                        {
                            "featureType": "manmade",
                            "elementType": "all",
                            "stylers": {
                                "visibility": "off"
                            }
                        },
                        {
                            "featureType": "local",
                            "elementType": "all",
                            "stylers": {
                                "visibility": "off"
                            }
                        },
                        {
                            "featureType": "arterial",
                            "elementType": "labels",
                            "stylers": {
                                "visibility": "off"
                            }
                        },
                        {
                            "featureType": "boundary",
                            "elementType": "geometry.fill",
                            "stylers": {
                                "color": "#029fd4"
                            }
                        },
                        {
                            "featureType": "building",
                            "elementType": "all",
                            "stylers": {
                                "color": "#1a5787"
                            }
                        },
                        {
                            "featureType": "label",
                            "elementType": "all",
                            "stylers": {
                                "visibility": "off"
                            }
                        }
                ]
            }

        },


            series : [
                      {
                          name: '数量',
                          type: 'scatter',
                          coordinateSystem: 'bmap',
                          data:[],
                      },
                      {
                          name: 'Top 5',
                          type: 'effectScatter',
                          coordinateSystem: 'bmap',

                          symbolSize: function (val) {
                              return val[2] / 10;
                          },
                          showEffectOn: 'render',
                          rippleEffect: {
                              brushType: 'stroke'
                          },
                          hoverAnimation: true,
                          label: {
                              normal: {
                                  formatter: '{b}',
                                  position: 'right',
                                  show: true
                              }
                          },
                          itemStyle: {
                              normal: {
                                  color: 'purple',
                                  shadowBlur: 10,
                                  shadowColor: '#333'
                              }
                          },
                          zlevel: 1
                      }
                  ]
    };
        bmapChart.setOption(option);
            window.onresize = bmapChart.resize;
            bmapChart.showLoading();  //数据加载完之前先显示一段简单的loading动画
            var count=[];    //数量数组(实际用来盛放Y坐标值)

            $.ajax({
                type : "post",
                async : true,            //异步请求(同步请求将会锁住浏览器,用户其他操作必须等待请求完成才可以执行)
                url : "/data/area/${prodId}/cityCount",    //请求发送到TestServlet处
                data : {},
                dataType : "json",        //返回数据形式为json
                success : function(result) {
                    //请求成功时执行该函数内容,result即为服务器返回的json对象
                    if (result) {


                          for(var i=0;i<result.length;i++){       
                           count.push({name: result[i].city,
                                   value: result[i].cityCount})    //挨个取出销量并填入销量数组
                           }  

                            bmapChart.hideLoading();    //隐藏加载动画
                            }

                    bmapChart.setOption({        //加载数据图表

                               series: [        {
                                  name: '上线设备数量',
                                  type: 'scatter',
                                  coordinateSystem: 'bmap',
                                 // data: convertData(data),
                                  data: convertData(count),
                              }]
                           });
               },
                error : function(errorMsg) {
                    //请求失败时执行该函数
                alert("图表请求数据失败!");
                bmapChart.hideLoading();
                }
           }) 
//bmapChart.setOption(option);
</script>
</html>

controller如下:

    @ResponseBody
    @PostMapping("/{prodId}/cityCount")
    public String cityCount(@PathVariable Integer prodId) throws JsonProcessingException{
        System.err.println("productId是"+prodId);
        List<Device> list=deviceInfoService.getCityCount(1, prodId);
        for (Device device : list) {
            device.setCity(deviceInfoService.dealString(device.getCity()));
        }

        ObjectMapper mapper = new ObjectMapper(); 
        String json = mapper.writeValueAsString(list);    //将list中的对象转换为Json格式的数组
        return json;
    }
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