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   http://www.apache.org/licenses/LICENSE-2.0

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<html>
    <head>
        <meta charset="utf-8">
        <script src="lib/esl.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'
                // 'echarts/chart/bar',
                // 'echarts/component/legend',
                // 'echarts/component/polar',
                // 'echarts/component/grid',
                // 'zrender/vml/vml'
            ], function (echarts) {

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

                chart.setOption({
                    angleAxis: {
                        // clockwise: false
                    },
                    radiusAxis: {
                        type: 'category',
                        data: ['周一', '周二', '周三', '周四'],
                        z: 10
                    },
                    polar: {
                    },
                    series: [{
                        type: 'bar',
                        data: [1, 2, 3, 4],
                        coordinateSystem: 'polar',
                        name: 'A'
                    }, {
                        type: 'bar',
                        data: [2, 4, 6, 8],
                        coordinateSystem: 'polar',
                        name: 'B'
                    }, {
                        type: 'bar',
                        data: [1, 2, 3, 4],
                        coordinateSystem: 'polar',
                        name: 'C'
                    }],
                    legend: {
                        show: true,
                        data: ['A', 'B', 'C']
                    }
                });

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

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