highchars

var drawChart = function(sourceUrl) {

$.ajax({
"type" : "post",

"url" : sourceUrl,
"success" : function(result) {
var data = result.data;//获取数据
var categories = result.categories;//categories类别
var datas = [];

//把data数据处理成一条条json的格式的数据，付给series
for ( var i = 0; i < data.length; i++) {
// 构建折线图数据
datas.push({
name : data[i].name,//线条的名字
data : data[i].data//线条走势所需要的数据
});

}//end for

if (datas.length > 0) {

var stepSize= Math.floor(categories.length/10);

drawLine(datas, categories);//把所需的数据传给highcharts

$("#line").css('display','block');

$("#line").show();

}

},

"dataType" : "json"

});

};

// var chart;

var drawLine = function(data, categoriess) {

chart = new Highcharts.Chart({
chart : {
renderTo : 'line',
defaultSeriesType : 'line'
},

title : {text : '频道观看时长统计图'},

xAxis : {
categories :categoriess,
title:{ text:"时间"}
},
yAxis : {title : {text : '观看时长'} },
legend: {
layout: 'vertical',
backgroundColor: '#FFFFFF',
align: 'left',
verticalAlign: 'top',
x: 50,
y: 20,
floating: true,
shadow: true
},
series :data
});
};