echarts 地图显示柱状图，点击某个柱状图可弹框展示

作者: Q绿水竹林Q | 来源:发表于2019-02-02 16:41 被阅读0次

echarts 地图显示柱状图，点击某个柱状图可弹框展示
echarts图表设置关于图例legend，限制图例可点击时最少
echarts 自定义custom柱状图使用总结
Vue—Echarts 柱状图
Echarts图表实现后台数据统计
Echarts 柱状图屏蔽显示 Y 轴数字
iOS图表制作-01
echarts柱状图、饼图实现数据联动
echarts异常显示，柱状图中的柱宽超出y轴
vue + eCharts 实例

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Document</title>
    <script src="jquery-1.11.0.min.js"></script>
    <script src="echarts.min.js"></script>
    <script src="china.js"></script>
</head>
<body>
    <div class="wrap" style="position: relative;">
        <div id="map" style="width: 100%; height: 1000px;"></div>
    </div>
    <script>
    var myChart = echarts.init(document.getElementById('map'));
    // 失去坐标
    var geoCoordMap = {
            '上海': [121.4648,31.2891],
            '东莞': [113.8953,22.901],
            '东营': [118.7073,37.5513],
            '中山': [113.4229,22.478],
            '临汾': [111.4783,36.1615],
            '临沂': [118.3118,35.2936],
            '丹东': [124.541,40.4242],
            '丽水': [119.5642,28.1854],
            '乌鲁木齐': [87.9236,43.5883],
            '佛山': [112.8955,23.1097],
            '保定': [115.0488,39.0948],
            '兰州': [103.5901,36.3043],
            '包头': [110.3467,41.4899],
            '北京': [116.4551,40.2539],
            '北海': [109.314,21.6211],
            '南京': [118.8062,31.9208],
            '南宁': [108.479,23.1152],
            '南昌': [116.0046,28.6633],
            '南通': [121.1023,32.1625],
            '厦门': [118.1689,24.6478],
            '台州': [121.1353,28.6688],
            '合肥': [117.29,32.0581],
            '呼和浩特': [111.4124,40.4901],
            '咸阳': [108.4131,34.8706],
            '哈尔滨': [127.9688,45.368],
            '唐山': [118.4766,39.6826],
            '嘉兴': [120.9155,30.6354],
            '大同': [113.7854,39.8035],
            '大连': [122.2229,39.4409],
            '天津': [117.4219,39.4189],
            '太原': [112.3352,37.9413],
            '威海': [121.9482,37.1393],
            '宁波': [121.5967,29.6466],
            '宝鸡': [107.1826,34.3433],
            '宿迁': [118.5535,33.7775],
            '常州': [119.4543,31.5582],
            '广州': [113.5107,23.2196],
            '廊坊': [116.521,39.0509],
            '延安': [109.1052,36.4252],
            '张家口': [115.1477,40.8527],
            '徐州': [117.5208,34.3268],
            '德州': [116.6858,37.2107],
            '惠州': [114.6204,23.1647],
            '成都': [103.9526,30.7617],
            '扬州': [119.4653,32.8162],
            '承德': [117.5757,41.4075],
            '拉萨': [91.1865,30.1465],
            '无锡': [120.3442,31.5527],
            '日照': [119.2786,35.5023],
            '昆明': [102.9199,25.4663],
            '杭州': [119.5313,29.8773],
            '枣庄': [117.323,34.8926],
            '柳州': [109.3799,24.9774],
            '株洲': [113.5327,27.0319],
            '武汉': [114.3896,30.6628],
            '汕头': [117.1692,23.3405],
            '江门': [112.6318,22.1484],
            '沈阳': [123.1238,42.1216],
            '沧州': [116.8286,38.2104],
            '河源': [114.917,23.9722],
            '泉州': [118.3228,25.1147],
            '泰安': [117.0264,36.0516],
            '泰州': [120.0586,32.5525],
            '济南': [117.1582,36.8701],
            '济宁': [116.8286,35.3375],
            '海口': [110.3893,19.8516],
            '淄博': [118.0371,36.6064],
            '淮安': [118.927,33.4039],
            '深圳': [114.5435,22.5439],
            '清远': [112.9175,24.3292],
            '温州': [120.498,27.8119],
            '渭南': [109.7864,35.0299],
            '湖州': [119.8608,30.7782],
            '湘潭': [112.5439,27.7075],
            '滨州': [117.8174,37.4963],
            '潍坊': [119.0918,36.524],
            '烟台': [120.7397,37.5128],
            '玉溪': [101.9312,23.8898],
            '珠海': [113.7305,22.1155],
            '盐城': [120.2234,33.5577],
            '盘锦': [121.9482,41.0449],
            '石家庄': [114.4995,38.1006],
            '福州': [119.4543,25.9222],
            '秦皇岛': [119.2126,40.0232],
            '绍兴': [120.564,29.7565],
            '聊城': [115.9167,36.4032],
            '肇庆': [112.1265,23.5822],
            '舟山': [122.2559,30.2234],
            '苏州': [120.6519,31.3989],
            '莱芜': [117.6526,36.2714],
            '菏泽': [115.6201,35.2057],
            '营口': [122.4316,40.4297],
            '葫芦岛': [120.1575,40.578],
            '衡水': [115.8838,37.7161],
            '衢州': [118.6853,28.8666],
            '西宁': [101.4038,36.8207],
            '西安': [109.1162,34.2004],
            '贵阳': [106.6992,26.7682],
            '连云港': [119.1248,34.552],
            '邢台': [114.8071,37.2821],
            '邯郸': [114.4775,36.535],
            '郑州': [113.4668,34.6234],
            '鄂尔多斯': [108.9734,39.2487],
            '重庆': [107.7539,30.1904],
            '金华': [120.0037,29.1028],
            '铜川': [109.0393,35.1947],
            '银川': [106.3586,38.1775],
            '镇江': [119.4763,31.9702],
            '长春': [125.8154,44.2584],
            '长沙': [113.0823,28.2568],
            '长治': [112.8625,36.4746],
            '阳泉': [113.4778,38.0951],
            '青岛': [120.4651,36.3373],
            '韶关': [113.7964,24.7028]
    };

    //省
    var shengData = ['天津','江西','安徽','重庆','湖北','北京','山东','河南','江苏','福建','河北','陕西','上海','浙江','广西','广东','湖南','四川','山西','云南','贵州','甘肃','海南','内蒙古','辽宁','宁夏','吉林','黑龙江','青海','新疆','西藏'];
    //市区
    var shiData = ['天津', '南昌', '合肥', '重庆', '武汉','北京', '日照', '郑州', '南京', '福州', '石家庄','西安', '上海', '杭州', '南宁', '广州', '长沙', '成都','太原', '昆明','贵阳', '兰州', '海口', '呼和浩特', '沈阳', '银川', '长春', '哈尔滨', '西宁', '乌鲁木齐', '拉萨'];

    var SSobj = {};
    for(var i=0;i<shengData.length;i++){
        SSobj[shiData[i]] = shengData[i];
    }

    //流出
    var lcdata = [267,256,122,107,70,68,66,641,619,540,361,335,389,215,250,262,213,118,103,63,541,288,253,204,119,56,49,30,10,10,4];
    //流入
    var lrdata = [197,166,271,143,285,910,209,216,696,276,343,251,161,944,116,564,301,357,402,432,113,809,634,727,117,316,231,455,116,138,45];
    //市区数据
    var rawData = [];
    for(var i=0;i<shiData.length;i++){
        var arr = [];
        arr.push(shiData[i]);
        arr.push(lcdata[i]);
        arr.push(lrdata[i]);

        rawData.push(arr);
    }


    function makeMapData(rawData) {
        var mapData = [];
        for (var i = 0; i < rawData.length; i++) {
            var geoCoord = geoCoordMap[rawData[i][0]];//某个市区得经纬度
            if (geoCoord) {
                mapData.push({
                    name: rawData[i][0],//某个市区的名称
                    value: geoCoord.concat(rawData[i].slice(1))
                });
            }
        }
        return mapData;
    };

    var option = {
        animation: false,
        // 地图背景颜色
        backgroundColor: new echarts.graphic.RadialGradient(0.5, 0.5, 0.4, [{
            offset: 0,
            color: '#fff'
        }, {
            offset: 1,
            color: '#fff'
        }]),
        tooltip: {
            trigger: 'axis'
        },
        geo: {
            map: 'china',
            // silent: true,
            roam: true,
            zoom: 1, // 地图初始大小
            center: [116.366794, 40.400309], // 初始中心位置
            label: {
                color:"#fff",
                emphasis: {
                    show: false
                }
            },
            itemStyle: {
                normal: {
                    areaColor: '#323c48',
                    borderColor: '#111'
                },
                emphasis: {
                    areaColor: '#2a333d'
                }
            }

        },
        series: []
    };

    function renderEachCity() {
        var option = {
            xAxis: [],
            yAxis: [],
            grid: [],
            series: []
        };

        echarts.util.each(rawData, function(dataItem, idx) {
            var geoCoord = geoCoordMap[dataItem[0]];
            var coord = myChart.convertToPixel('geo', geoCoord);
            idx += '';

            var inflationData = [dataItem[1],dataItem[2]];

            option.xAxis.push({
                id: idx,
                gridId: idx,
                type: 'category',
                name: SSobj[dataItem[0]],
                nameLocation: 'middle',
                nameGap: 3,
                nameTextStyle:{
                    color:"#eac736",
                },
                splitLine: {
                    show: false
                },
                axisTick: {
                    show: false
                },
                axisLabel: {
                    color:"#fff",
                    show: false
                },
                axisLine: {
                    onZero: false,
                    lineStyle: {
                        color: '#555'
                    }
                },
                // data: xAxisCategory,
                data: ["流出","流入"],
                z: 100

            });
            option.yAxis.push({
                id: idx,
                gridId: idx,
                max:1000,
                min:4,
                splitLine: {
                    show: false
                },
                axisTick: {
                    show: false
                },
                axisLabel: {
                    show: false
                },
                axisLine: {
                    show: false,
                    lineStyle: {
                        color: '#fff'
                    }
                },
                z: 100
            });
            option.grid.push({
                id: idx,
                width: 30,
                height: 40,
                left: coord[0] - 15,
                top: coord[1] - 15,
                z: 100
            });
            option.series.push({
                id: idx,
                type: 'bar',
                xAxisId: idx,
                yAxisId: idx,
                barGap: 0,
                barCategoryGap: 0,
                // data: inflationData,
                data: inflationData,
                z: 100,
                itemStyle: {
                    normal: {
                        color: function(params){
                            // 柱状图每根柱子颜色
                            var colorList = ['#e28b4a','#9db578'];//['#fcae91','#fb6a4a','#cb181d'];
                            return colorList[params.dataIndex];
                        }
                    }
                }
            });
        });
        console.time('a');
        myChart.setOption(option);
        console.timeEnd('a');
    }

    setTimeout(renderEachCity, 0);
    // 缩放和拖拽
    function throttle(fn, delay, debounce) {

        var currCall;
        var lastCall = 0;
        var lastExec = 0;
        var timer = null;
        var diff;
        var scope;
        var args;

        delay = delay || 0;

        function exec() {
            lastExec = (new Date()).getTime();
            timer = null;
            fn.apply(scope, args || []);
        }

        var cb = function() {
            currCall = (new Date()).getTime();
            scope = this;
            args = arguments;
            diff = currCall - (debounce ? lastCall : lastExec) - delay;

            clearTimeout(timer);

            if (debounce) {
                timer = setTimeout(exec, delay);
            } else {
                if (diff >= 0) {
                    exec();
                } else {
                    timer = setTimeout(exec, -diff);
                }
            }

            lastCall = currCall;
        };

        return cb;
    }

    var throttledRenderEachCity = throttle(renderEachCity, 0);
    myChart.on('geoRoam', throttledRenderEachCity);
    myChart.setOption(option);


    // 点击显示柱状图
    myChart.on('click',function(e){
        if(e.componentSubType == "bar"){
            // 先清除所有柱状图
            $('.tongJiTu').remove();
            // 创建遮挡层
            creatWrap();
            // 创建柱状图容器
            var divObj = document.createElement('div');
            $(divObj).addClass('tongJiTu');
            divObj.id = 'zhuzhuang';
            var divX = getMousePos()['x']; 
            var divY = getMousePos()['y']; 
            $(divObj).css({
                'width': 320,
                'height': 180,
                'border': '1px solid #ccc',
                'position': 'absolute',
                'top': divY,
                'left': divX
            }).appendTo('.wrap');
            // 获取数据
            var pointData = [];
            pointData.push(lcdata[e.seriesIndex]);
            pointData.push(lrdata[e.seriesIndex]);
            // 创建柱状图
            zhuZhuangTu(pointData);
            // 点击遮挡层消失
            clearWrap('.zhedang');
        }
        return;
    });
    // 获取横纵坐标
    function getMousePos(e) {
        var e = event || window.event;
        var scrollX = document.documentElement.scrollLeft || document.body.scrollLeft;
        var scrollY = document.documentElement.scrollTop || document.body.scrollTop;
        var x = e.pageX || e.clientX + scrollX;
        var y = e.pageY || e.clientY + scrollY;
        return {'x': x,'y': y};
    }
    // 生成柱状图
    function zhuZhuangTu(data) {
        var zhuzhuang = echarts.init(document.getElementById('zhuzhuang'));
        option = {
            backgroundColor: 'rgba(255,255,255,.3)',
            legend: {
                data: ['流出','流入']
            },

            xAxis: [
                {
                    
                    type: 'category',
                    data: ['流出','流入']
                }
            ],
            yAxis: [
                {
                    splitLine: {
                        show: false
                    },
                    type: 'value'
                }
            ],
            series: [
                {
                    type: 'bar',
                    itemStyle: {
                        normal: {
                            color: function(params){
                                var colorList = ['#e28b4a','#9db578'];
                                return colorList[params.dataIndex];
                            },
                            label: {
                                show: true,
                                position: 'top',
                                textStyle: {
                                    color: '#000'
                                }
                            }
                        }
                    },
                    data: data
                }
            ]
        };
        zhuzhuang.setOption(option);
    }
    // 生成遮挡层
    function creatWrap(){
        var zheDang = document.createElement('div');
        $(zheDang).addClass('zhedang').css({
            width: '100%',
            height: '100%',
            position: 'absolute',
            top: 0,
            left: 0,
            backgroundColor: 'rgba(0,0,0,.2)'
        }).appendTo('.wrap');
    }
    // 去掉遮挡层
    function clearWrap(id){
        $(id).click(function(e){
            this.remove();
            $('.tongJiTu').remove();
            return false;
        });
    }
    </script>
</body>
</html>

这个demo是从一个博主那拷贝过来之后，按照自己的需求修改之后的，原博主的地址我找不到了，希望对有需求的人有些许的帮助吧

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