图表自动轮播

<script src="http://t.zoukankan.com/js/echarts-auto-tooltip.js" charset="utf-8"></script>

        /**
         * 玫瑰图表
         */
    $(document).ready(function(){
        var echartsPies = echarts.init(document.getElementById('echarts-pies'), 'walden');

        var optionPies = {
            title: {
                text: '指标名称-玫瑰图',
                left: 'center'
            },
            tooltip: {
                trigger: 'item',
                formatter: '{a} <br/>{b} : {c} ({d}%)'
            },
            legend: {
                orient: 'vertical',
                left: 'left',
                data: ['直接访问', '邮件营销', '联盟广告', '视频广告', '搜索引擎']
            },
            series: [
                {
                    name: '访问来源',
                    type: 'pie',
                    radius: '55%',
                    center: ['50%', '60%'],
                    roseType: 'radius',
                    data: [
                        {value: 335, name: '直接访问'},
                        {value: 310, name: '邮件营销'},
                        {value: 234, name: '联盟广告'},
                        {value: 135, name: '视频广告'},
                        {value: 368, name: '搜索引擎'}
                    ],
                    emphasis: {
                        itemStyle: {
                            shadowBlur: 10,
                            shadowOffsetX: 0,
                            shadowColor: 'rgba(0, 0, 0, 0.5)'
                        }
                    }
                }
            ]
        };
        echartsPies.setOption(optionPies);
       tools.loopShowTooltip(echartsPies, optionPies, {loopSeries: true});
    });