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<html>
    <head>
        <meta charset="utf-8">
        <script src="lib/simpleRequire.js"></script>
        <script src="lib/config.js"></script>
        <meta name="viewport" content="width=device-width, initial-scale=1" />
    </head>
    <body>
        <style>
            html, body, #main {
                width: 100%;
                height: 100%;
                margin: 0;
            }
            #main {
                background: #fff;
            }
        </style>
        <div id="main"></div>
        <script>

            require(['echarts'], function (echarts) {

                var chart = echarts.init(document.getElementById('main'));

                var data = [
                    [5000, 10000, 6785.71],
                    [4000, 10000, 6825],
                    [3000, 6500, 4463.33],
                    [2500, 5600, 3793.83],
                    [2000, 4000, 3060],
                    [2000, 4000, 3222.33],
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                var cities = ['北京', '上海', '深圳', '广州', '苏州', '杭州', '南京', '福州', '青岛', '济南', '长春', '大连', '温州', '郑州', '武汉', '成都', '东莞', '沈阳', '烟台'];
                var barHeight = 50;

                chart.setOption({
                    title: {
                        text: '在中国租个房子有多贵？',
                        subtext: '市中心一室月租费（数据来源：https://www.numbeo.com）'
                    },
                    legend: {
                        show: true,
                        data: ['价格范围', '均值']
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                    grid: {
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                    angleAxis: {
                        type: 'category',
                        data: cities
                    },
                    tooltip: {
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                        formatter: function (params) {
                            var id = params.dataIndex;
                            return cities[id] + '<br>最高：' + data[id][0] + '<br>最低：' + data[id][1] + '<br>平均：' + data[id][2];
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                    },
                    radiusAxis: {
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                    polar: {
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                        stack: '最大最小值'
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                        coordinateSystem: 'polar',
                        stack: '均值',
                        silent: true,
                        z: 10
                    }, {
                        type: 'bar',
                        data: data.map(function (d) {
                            return barHeight * 2
                        }),
                        coordinateSystem: 'polar',
                        name: '均值',
                        stack: '均值',
                        barGap: '-100%',
                        z: 10
                    }],
                    legend: {
                        show: true,
                        data: ['A', 'B', 'C']
                    }
                });

                chart.on('click', function (params) {
                    console.log(params);
                });

                window.onresize = chart.resize;
            });
        </script>
    </body>
</html>