Echart折线图点击事件

js引入:

 <script src="<%=basePath %>common/js/dist/echarts.js"></script>



加载echart折线图:
 // 路径配置
        require.config({
            paths: {
                echarts: '<%=basePath %>common/js/dist'
            }
        });
        require(
                [
                    'echarts',  
                    'echarts/chart/line'
                ],
                function (ec) {
                    mchart = ec.init(document.getElementById('listDiv'));
                    ecConfig = require('echarts/config');
                    zrEvent = require('zrender/tool/event');
                    console.info(zrEvent);
                    mchart.on(ecConfig.EVENT.CLICK, eConsole); 
                                    //mchart.on('click' eConsole); 
                }
            );

点击调用js方法

 function eConsole(param) { 
    alert("sss");
} 

问题:折线图具体我就不贴出来了,我的折线图成功加载,然后我想做点击事件,照着文档写,mchart,ecConfig在浏览器控制台输出都有值,可最后一步mchart.on('click', eConsole); 就是没有反应,我也无奈了,还请哪位大神指教