echart动态加载数据

<!DOCTYPE html>

<head>
    <meta charset="utf-8">
    <title>ECharts</title>
</head>
<body>
    <!-- 为ECharts准备一个具备大小（宽高）的Dom -->
    <div id="main" style="height:400px"></div>
    <!-- ECharts单文件引入 -->
    <script src="js/dist/echarts.js"></script>
    <script src="Scripts/jquery-2.1.4.min.js"></script>
    <script type="text/javascript">
     var uri = 'api/echart_test'
    // 路径配置
    require.config({
        paths:{
            echarts: 'js/dist'
    }
    });
    // 使用
    require(
        [
            'echarts',
            'echarts/chart/bar',
            'echarts/chart/line',
            'echarts/chart/map' // 使用柱状图就加载bar模块，按需加载
        ],
        drewEcharts
    );
    function drewEcharts(ec) {
        // 基于准备好的dom，初始化echarts图表
        myChart = ec.init(document.getElementById('main'));
        var option = {
            tooltip: {
                show: true
            },
            legend: {
                data:['销量']
            },
            xAxis : [
                {
                    type : 'category',
                    data : (function(){
                        var arr=[];
                        $.ajax({
                            type : "get",
                            async : false, //同步执行
                            url : uri,
                            data : {},
                            dataType : "json", //返回数据形式为json
                            success : function(result) {
                                if (result) {
                                    for(var i=0;i<result.length;i++){
                                        console.log(result[i].name);
                                        arr.push(result[i].name);
                                    }
                                }
 
                            },
                            error : function(errorMsg) {
                                alert("error");
                                myChart.hideLoading();
                            }
                        })
                        return arr;
                    })()
                }
            ],
            yAxis : [
                {
                    type : 'value'
                }
            ],
            series : [
                {
                    "name":"销量",
                    "type": uri,
                    "data":(function(){
                        var arr=[];
                        $.ajax({
                            type : "get",
                            async : false, //同步执行
                            url : uri,
                            data : {},
                            dataType : "json", //返回数据形式为json
                            success : function(result) {
                                if (result) {
                                    for(var i=0;i<result.length;i++){
                                        console.log(result[i].num);
                                        arr.push(result[i].num);
                                    }
                                }
                            },
                            error : function(errorMsg) {
                                alert("error!");
                                myChart.hideLoading();
                            }
                        })
                        return arr;
                    })()
 
                }
            ]
        };
        // 为echarts对象加载数据
        myChart.setOption(option);
    }
    </script>
posted @ 2017-03-24 18:14  ZHANGKAIXUAN  阅读(1208)  评论(0)    收藏  举报