test/bar-polar-null-data-radial.html

<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/chart/line',
                // 'echarts/component/polar',
                // 'zrender/vml/vml'
            ], function (echarts) {

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

                chart.setOption({
                    angleAxis: {
                        type: 'category',
                        data: ['周一', '周二', '周三', '周四']
                    },
                    radiusAxis: {
                    },
                    tooltip: {},
                    legend: {},
                    polar: {},
                    series: [{
                        type: 'bar',
                        name: 'A',
                        data: [1, '-', 3, '-'],
                        coordinateSystem: 'polar'
                    }, {
                        type: 'bar',
                        name: 'B',
                        data: ['-', 4, '-', '-'],
                        coordinateSystem: 'polar'
                    }, {
                        type: 'bar',
                        name: 'C',
                        data: ['-', '-', 3, 4],
                        coordinateSystem: 'polar'
                    }]
                });

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

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