• html+js+css+接口交互+echarts实例一枚


    1. 解决了echarts的展现

    2. 解决了echarts全屏幕展现(100%;height:100%;)

    3. 解决了向接口取数据问题

    <!DOCTYPE html>
    <html>
    
    <head>
        <meta charset="utf-8">
        <title>xxx可视化数据中心</title>
        <!-- 引入 echarts.js -->
        <script src="/static/echarts.min.js"></script>
        <script src="/static/china.js"></script>
    </head>
    <style>
        html,
        body {
            width: 100%;
            height: 100%;
            margin: 0;
        }
    </style>
    
    <body>
        <!-- 为ECharts准备一个具备大小(宽高)的Dom -->
        <div id="left" style=" 75%;height:100%;float:left;"></div>
        <div id="rtop" style=" 25%;height:50%;float:left;background:#404a59;display:none;">
            <p class="voice" style="font-size:24px;font-weight:bold;color:#3dbfda;margin-top:100px;">今日请求总量:<span class="voiceCount" style="color:#ddb926"></span></p>
            <p class="device" style="font-size:24px;font-weight:bold;color:#3dbfda">今日活跃数:<span class="deviceCount" style="color:#ddb926"></span></p>
            <p class="city" style="font-size:24px;font-weight:bold;color:#3dbfda">今日活跃城市数:<span class="cityCount" style="color:#ddb926"></span></p>
        </div>
        <div id="right" style=" 25%;height:50%;float:left;"></div>
        <script type="text/javascript">
            // 基于准备好的dom,初始化echarts实例
            var myChart = echarts.init(document.getElementById('left'));
            var barChart = echarts.init(document.getElementById('right'));
            // 指定图表的配置项和数据
    
    
            var data = [];
            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],
                '吉林市': [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],
                '台北市': [121.56, 25.1],
                '新竹市': [121.01, 24.47],
                '黔西南布依族苗族自治州': [104.9043700000, 25.0898800000],
                '伊犁哈萨克自治州': [81.3241600000, 43.9168900000],
                '西双版纳傣族自治州': [100.79, 22.00],
                '黔东南苗族侗族自治州': [108.3, 27.3],
                '恩施土家族苗族自治州': [109.5, 30.3],
                '楚雄彝族自治州': [101.5276700000, 25.0449500000],
                '中卫': [105.18, 37.51],
                '黄冈': [114.87, 30.45],
                '塔城': [82.98, 46.74],
                '呼伦贝尔': [119.7658400000, 49.2116300000],
                '信阳': [114.09, 32.14],
                '周口': [114.69, 33.62],
                '红河哈尼族彝族自治州': [103.37, 23.36],
                '怀化': [110.00, 27.56],
                '忻州': [112.73, 38.41],
                '衡阳': [112.57, 26.89],
                '贺州': [111.56, 24.40],
                '宁德': [119.54, 26.66],
                '巴彦淖尔': [107.38, 40.74],
                '漯河': [114.01, 33.58],
                '赣州': [114.93, 25.83],
                '绥化': [126.97, 46.65],
                '吕梁': [111.14, 37.51],
                '内江': [105.06, 29.58],
                '淮南': [116.99, 32.62],
                '河池': [108.08, 24.69],
                '眉山': [103.84, 30.07],
                '抚州': [116.35, 27.94],
                '潜江': [112.91, 30.36],
                '哈密': [93.51, 42.81],
                '新乡': [113.9267500000, 35.3032300000],
                '汉中': [107.0237700000, 33.0676100000],
                '阜阳': [115.8149500000, 32.8896300000],
                '广元': [105.8435700000, 32.4354900000],
                '安庆': [117.0635400000, 30.5429400000],
                '达州': [107.4679100000, 31.2086400000],
                '文山壮族苗族自治州': [104.2150400000, 23.3984900000],
                '商洛': [109.94, 33.87],
                '宜春': [114.41, 27.81],
                '黄石': [115.0389000000, 30.1995300000],
                '益阳': [112.3551600000, 28.5539100000],
                '莆田': [119.0077100000, 25.4540000000],
                '漳州': [117.6472500000, 24.5134700000],
                '上饶': [117.9435700000, 28.4546300000],
                '六盘水': [104.8302300000, 26.5933600000],
                '晋城': [112.8511300000, 35.4903900000],
                '十堰': [110.7980100000, 32.6291800000]
            };
    
            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 barValue = function (data) {
                var res = [];
                for (var i = 0; i < data.length; i++) {
                    var geoCoord = geoCoordMap[data[i].name];
                    if (geoCoord) {
                        res.push({
                            value: data[i].value
                        });
                    }
                }
                return res;
            };
            var barName = function (data) {
                var res = [];
                for (var i = 0; i < data.length; i++) {
                    var geoCoord = geoCoordMap[data[i].name];
                    if (geoCoord) {
                        res.push({
                            value: data[i].name
                        });
                    }
                }
                return res;
            };
            function randomData() {
                return Math.round(Math.random() * 1000);
            }
            option = {
                backgroundColor: '#404a59',
                title: {
                    text: 'ROKID语音请求量全国分布',
                    left: 'center',
                    top: "20",
                    textStyle: {
                        color: '#fff',
                        fontSize: "28"
                    }
                },
                tooltip: {
                    trigger: 'item',
                    formatter: function (params) {
                        return params.name + ' : ' + params.value[2] + '';
                    }
                },
                geo: {
                    map: 'china',
                    label: {
                        emphasis: {
                            show: false
                        }
                    },
                    roam: true,
                    itemStyle: {
                        normal: {
                            //地图色块
                            areaColor: '#323c48',
                            borderColor: '#111'
                        },
                        emphasis: {
                            //地图hover色块
                            areaColor: '#2a333d'
                        }
                    }
                },
                color: ['#3398DB'],
                visualMap: {
                    min: 0,
                    max: 15000,
                    left: 'left',
                    top: 'bottom',
                    text: ['', ''],           // 文本,默认为数值文本
                    calculable: true,
                    inRange: {
                        color: ['#3dbfda', '#eac736', '#FE2E2E']
                    },
                    show: false
                },
                series: [
    
                    {
                        name: '访问量',
                        type: 'scatter',
                        coordinateSystem: 'geo',
                        data: convertData(data),
                        symbolSize: function (val) {
                            return 8;
                        },
                        label: {
                            normal: {
                                formatter: '{b}',
                                position: 'right',
                                show: false
                            },
                            emphasis: {
                                show: true
                            }
                        },
                        itemStyle: {
                            normal: {
                                color: '#ddb926'
                            }
                        }
                    },
                    {
                        name: '访问量Top 5',
                        type: 'effectScatter',
                        coordinateSystem: 'geo',
                        data: convertData(data.sort(function (a, b) {
                            return b.value - a.value;
                        }).slice(0, 5)),
                        symbolSize: function (val) {
                            return 16;
                        },
                        showEffectOn: 'render',
                        rippleEffect: {
                            brushType: 'stroke',
                            period: 1,
                            scale: 3.5
                        },
                        hoverAnimation: true,
                        label: {
                            normal: {
                                formatter: '{b}',
                                position: 'right',
                                show: true
                            }
                        },
                        itemStyle: {
                            normal: {
                                //top10颜色
                                color: '#3dbfda',
                                shadowBlur: 10,
                                shadowColor: '#333'
                            }
                        },
                        zlevel: 1
                    }
                ]
            };
            baroption = {
                backgroundColor: '#404a59',
                color: ['#3398DB'],
                title: {
                    text: '语音请求量TOP10',
                    left: 'center',
                    top: '5%',
                    textStyle: {
                        color: '#fff'
                    }
                },
                tooltip: {
                    trigger: 'axis',
                    axisPointer: {            // 坐标轴指示器,坐标轴触发有效
                        type: 'shadow'        // 默认为直线,可选为:'line' | 'shadow'
                    }
                },
                grid: {
                    left: '0%',
                    right: '6%',
                    top: '20%',
                    bottom: '10%',
                    containLabel: true,
                    show: false
                },
                xAxis: [
                    {
                        type: 'value',
                        position: "top",
                        axisLabel: { textStyle: { color: '#aaa' } },
                        splitLine: { show: false },
                        axisLine: { show: false },
                        axisTick: { show: false }
                    }
                ],
                yAxis: [
                    {
                        type: 'category',
                        data: barName(data.sort(function (a, b) {
                            return b.value - a.value;
                        }).slice(0, 10)),
                        inverse: true,
                        axisTick: {
                            alignWithLabel: true
                        },
                        axisLabel: { textStyle: { color: '#aaa' } },
                        splitLine: { show: false },
                        axisLine: { show: false },
                        axisTick: { show: false }
                    }
                ],
                series: [
                    {
                        name: '语音访问量',
                        type: 'bar',
                        barWidth: '60%',
                        data: barValue(data.sort(function (a, b) {
                            return b.value - a.value;
                        }).slice(0, 10)),
                        itemStyle: {
                            normal: {
                                color: '#3dbfda'
                            }
                        },
                        label: {
                            normal: {
                                show: true,
                                position: 'right'
                            }
                        }
                    }
                ]
            }
            var getData = function () {
                var url = '/api/statistics/city';
                var voiceCount = 0,
                    deviceCount = 0,
                    voiceDOM = document.getElementsByClassName("voiceCount")[0],
                    deviceDOM = document.getElementsByClassName("deviceCount")[0],
                    cityDOM = document.getElementsByClassName("cityCount")[0],
                    outer = document.getElementById("rtop");
                fetch(url, {
                    method: 'GET',
                    credentials: 'same-origin',
                    headers: {
                        'Accept': 'application/json',
                        'Content-Type': 'application/json'
                    }
                }).then((res) => {
                    res.json().then((json) => {
                        deviceDOM.innerHTML = json.device_count;
                        cityDOM.innerHTML = json.data.length;
                        data = json.data;
                        data.forEach(function (item) {
                            voiceCount += item.value;
                        })
                        voiceDOM.innerHTML = voiceCount;
                        // 使用刚指定的配置项和数据显示图表。
                        option.series[0].data = convertData(data);
                        option.series[1].data = convertData(data.sort(function (a, b) {
                            return b.value - a.value;
                        }).slice(0, 11));
                        baroption.yAxis[0].data = barName(data.sort(function (a, b) {
                            return b.value - a.value;
                        }).slice(0, 11));
                        baroption.series[0].data = barValue(data.sort(function (a, b) {
                            return b.value - a.value;
                        }).slice(0, 11));
                        myChart.setOption(option);
                        barChart.setOption(baroption);
                        outer.style.display = "block";
                    })
                })
            }
            getData();
            var timer = setInterval(function () {
                getData();
            }, 135000)
        </script>
    </body>
    
    </html>

    接口数据的格式

    {
      "data": [
        {
          "name": "金华", 
          "value": 23
        }, 
        {
          "name": "韶关", 
          "value": 4
        }, 
        {
          "name": "福州", 
          "value": 32
        }
      ], 
      "device_count": 111, 
      "errcode": 0, 
      "errmsg": ""
    }

    备注,供以后参考和使用

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  • 原文地址:https://www.cnblogs.com/zhzhang/p/7007545.html
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