现场与高图的多个系列 [英] Live multiple series with highchart

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本文介绍了现场与高图的多个系列的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!

问题描述

我试图在highcharts上同时显示10个系列。使用以下代码。

 函数requestData(){
$ .ajax({
url:' Default3.aspx',
dataType:'json',
error:function(point){
var series = chart.series [10],

shift = series.data.length> 50; //如果该系列长度超过20,则转换


chart.series [0] .addPoint([0,1],true,true) ;
chart.series [1] .addPoint([0,2],true,true);
chart.series [2] .addPoint([0,3],true,true);
chart.series [3] .addPoint([0,4],true,true);
chart.series [4] .addPoint([0,5],true,true);
chart.series [5] .addPoint([0,6],true,true);
chart.series [6] .addPoint([0,7],true,true);
图表.series [7] .addPoint([0,8],true,true);
chart.series [8] .addPoint([0,9],true,true);
chart.series [9] .addPoint([0,10],true,true );


//在一秒钟后再次调用
setTimeout(requestData,5000);
},
成功:函数(点){
var series = chart.series [10],
shift = series.data.length> 50; //如果系列长度超过20,则移位

//添加点
// chart.series [0] .addPoint(eval(point),true,shift);
chart.series [0] .addPoint([0,1],true,true);
chart.series [1] .addPoint([0,2],true,true);
chart.series [2] .addPoint([0,3],true,true);
chart.series [3] .addPoint([0,4],true,true);
chart.series [4] .addPoint([0,5],true,true);
chart.series [5] .addPoint([0,6],true,true);
chart.series [6] .addPoint([0,7],true,true);
chart.series [7] .addPoint([0,8],true,true);
chart.series [8] .addPoint([0,9],true,true);
chart.series [9] .addPoint([0,10],true,true);


//在一秒钟后再次调用
setTimeout(requestData,5000);
},
cache:false
});

$ b $(document).ready(function(){
chart = new Highcharts.Chart({
chart:{
renderTo:' '
defaultSeriesType:'line',
events:{
load:requestData
}
},
title:{
text :'传感器数据与时间'
},
xAxis:{
类型:'datetime',
tickPixelInterval:150,
maxZoom:20 * 1000
$ b yAxis:{
minPadding:0.2,
maxPadding:0.2,
title:{
text:'Value',
margin: 80
}
},

系列:[{

数据:[]
},{
数据:[ ]
},{
data:[]
},{
data:[]
},{
da ta:[]
},{
data:[]
},{
data:[]
},{
data:[]
},{
data:[]
},{
data:[]

}]

});
});

该系列的传说即将出现在图表上,但不会显示数据。

解决方案

我在试验和错误的基础上做了一些修改,并得到它的工作,实际上我必须使用 eval 函数,我以前没有使用。
这里是答案

JavaScript

 < $ c $函数requestData(){
$ .ajax({
url:'Default3.aspx',
dataType:'json',
error:function(point ){
var series = chart.series [0],

shift = series.data.length> 50; //如果该系列长于20


var values = eval(point);
chart.series [0] .addPoint([values [0],values [1]],true,shift);
图表.series [1] .addPoint([values [0],values [2]],true,shift);
chart.series [2] .addPoint([values [0],values [3]], true,shift);
chart.series [3] .addPoint([values [0],values [4]],true,shift);
chart.series [4] .addPoint([values [0],values [5]],true,shift);
chart.series [5] .addPoint([values [0],values [6]],true,shift);
图表.series [6] .addPoint([values [0],values [ 7]],true,shift);
chart.series [7] .addPoint([values [0],values [8]],true,shift);
chart.series [8] .addPoint([values [0],values [9]],true,shift);
chart.series [9] .addPoint([values [0],values [10]],true,shift);

//定义秒后再次调用
setTimeout(requestData,5000);
},
成功:函数(点){
var series = chart.series [0],
shift = series.data.length> 50; //如果系列长度超过20,则移位

//添加点
// chart.series [0] .addPoint(eval(point),true,shift);
var values = eval(point);
chart.series [0] .addPoint([values [0],values [1]],true,shift);
chart.series [1] .addPoint([values [0],values [2]],true,shift);
chart.series [2] .addPoint([values [0],values [3]],true,shift);
chart.series [3] .addPoint([values [0],values [4]],true,shift);
chart.series [4] .addPoint([values [0],values [5]],true,shift);
chart.series [5] .addPoint([values [0],values [6]],true,shift);
chart.series [6] .addPoint([values [0],values [7]],true,shift);
chart.series [7] .addPoint([values [0],values [8]],true,shift);
chart.series [8] .addPoint([values [0],values [9]],true,shift);
chart.series [9] .addPoint([values [0],values [10]],true,shift);


//定义秒后再次调用
setTimeout(requestData,5000);
},
cache:false
});

$ b $(document).ready(function(){
chart = new Highcharts.Chart({
chart:{
renderTo:'容器',
defaultSeriesType:'spline',
events:{
load:requestData
}
},
title:{
text :'传感器数据与时间'
},
xAxis:{
类型:'datetime',
tickPixelInterval:150,
maxZoom:20 * 1000
$ b yAxis:{
minPadding:0.2,
maxPadding:0.2,
title:{
text:'Value',
margin: 80
}
},

系列:[{
name:'Pressure 1(PSI)',
data:[]
},{
name:'Flow 1(GPM)',
data:[]
},{
name :'温度1(C)',
数据:[]
},{
名称:'速度1(RPM)',
数据:[]
},{
name:'Power 1(kW)',
data:[]
},{
name:'Pressure 2(PSI)',
数据:[]
},{
name:'Flow 2(GPM)',
data:[]
},{
name:'Temperature 2 C)',
data:[]
},{
name:'Speed 2(RPM)',
data:[]
},{
名称:'Power 2(kW)',
data:[]

}]

});
});

服务器端代码(C#)

  public partial class Default3:System.Web.UI.Page 
{



public DataTable dt = new DataTable();
公共字符串DATA;
列表< string> hidXCategories11 =新列表< string>();

公共字符串chartData
{
get;
set;

$ b protected void Page_Load(object sender,EventArgs e)
{


GetData();
var epoch = new DateTime(1970,1,1,0,0,0,DateTimeKind.Utc);
var timeDiff = DateTime.Now - new DateTime(1970,1,1);
var totaltime = timeDiff.TotalMilliseconds;
列表< double> _data = new List< double>();
foreach(dt.Rows中的DataRow行)
{
_data.Add(totaltime);
_data.Add((double)Convert.ToDouble(row [S11])); $(b)_data.Add((double)Convert.ToDouble(row [S12]));
_data.Add((double)Convert.ToDouble(row [S13]));
_data.Add((double)Convert.ToDouble(row [S14]));
_data.Add((double)Convert.ToDouble(row [S15]));
_data.Add((double)Convert.ToDouble(row [S21]));
_data.Add((double)Convert.ToDouble(row [S22]));
_data.Add((double)Convert.ToDouble(row [S23]));
_data.Add((double)Convert.ToDouble(row [S24]));
_data.Add((double)Convert.ToDouble(row [S25]));
}

JavaScriptSerializer jss = new JavaScriptSerializer();
chartData = jss.Serialize(_data);
Response.Write(chartData);



$ b private void GetData()
{
StringBuilder str = new StringBuilder();
SqlConnection con = new SqlConnection(Data Source = localhost \\SQLEXPRESS; Initial Catalog = MyData; Integrated Security = SSPI);
SqlDataAdapter adp = new SqlDataAdapter(通过Id desc从MyTable命令中选择top 1 *,con);

adp.Fill(dt);




$ b

HTML(.aspx)Code

 < script src =JavaScript / highcharts.js >< /脚本> 
< script src =JavaScript / exporting.js>< / script>

< div id =containerstyle =min-width:280px; height:400px; margin:0 auto>< / div>


I am trying to display 10 series simultaneously on highcharts. With the following code.

function requestData() {
    $.ajax({
        url: 'Default3.aspx',
        dataType: 'json',
        error: function (point) {
            var series = chart.series[10],

                shift = series.data.length > 50; // shift if the series is longer than 20


            chart.series[0].addPoint([0, 1], true, true);
            chart.series[1].addPoint([0, 2], true, true);
            chart.series[2].addPoint([0, 3], true, true);
            chart.series[3].addPoint([0, 4], true, true);
            chart.series[4].addPoint([0, 5], true, true);
            chart.series[5].addPoint([0, 6], true, true);
            chart.series[6].addPoint([0, 7], true, true);
            chart.series[7].addPoint([0, 8], true, true);
            chart.series[8].addPoint([0, 9], true, true);
            chart.series[9].addPoint([0, 10], true, true);


            // call it again after one second
            setTimeout(requestData, 5000);
        },
        success: function (point) {
            var series = chart.series[10],
                shift = series.data.length > 50; // shift if the series is longer than 20

            // add the point
           // chart.series[0].addPoint(eval(point), true, shift);
            chart.series[0].addPoint([0, 1], true, true);
            chart.series[1].addPoint([0, 2], true, true);
            chart.series[2].addPoint([0, 3], true, true);
            chart.series[3].addPoint([0, 4], true, true);
            chart.series[4].addPoint([0, 5], true, true);
            chart.series[5].addPoint([0, 6], true, true);
            chart.series[6].addPoint([0, 7], true, true);
            chart.series[7].addPoint([0, 8], true, true);
            chart.series[8].addPoint([0, 9], true, true);
            chart.series[9].addPoint([0, 10], true, true);


            // call it again after one second
            setTimeout(requestData, 5000);
        },
        cache: false
    });
}

$(document).ready(function () {
    chart = new Highcharts.Chart({
        chart: {
            renderTo: 'container',
            defaultSeriesType: 'line',
            events: {
                load: requestData
            }
        },
        title: {
            text: 'Sensor Data Vs. Time'
        },
        xAxis: {
            type: 'datetime',
            tickPixelInterval: 150,
            maxZoom: 20 * 1000
        },
        yAxis: {
            minPadding: 0.2,
            maxPadding: 0.2,
            title: {
                text: 'Value',
                margin: 80
            }
        },

        series: [{

            data: []
        },{
            data: []
        }, {
            data: []
        }, {
            data: []
        }, {
            data: []
        }, {
            data: []
        }, {
            data: []
        }, {
            data: []
        }, {
            data: []
        }, {
            data: []

        }]

    });
});

Legends of the series is coming on the chart but it is not displaying the data.

解决方案

I did some modification on trial and error basis and got it working, Actually i have to use eval function which I was not using previously. Here is the answer

JavaScript

function requestData() {
    $.ajax({
        url: 'Default3.aspx',
        dataType: 'json',
        error: function (point) {
            var series = chart.series[0],

                shift = series.data.length > 50; // shift if the series is longer than 20


            var values = eval(point);
            chart.series[0].addPoint([values[0], values[1]], true, shift);
            chart.series[1].addPoint([values[0], values[2]], true, shift);
            chart.series[2].addPoint([values[0], values[3]], true, shift);
            chart.series[3].addPoint([values[0], values[4]], true, shift);
            chart.series[4].addPoint([values[0], values[5]], true, shift);
            chart.series[5].addPoint([values[0], values[6]], true, shift);
            chart.series[6].addPoint([values[0], values[7]], true, shift);
            chart.series[7].addPoint([values[0], values[8]], true, shift);
            chart.series[8].addPoint([values[0], values[9]], true, shift);
            chart.series[9].addPoint([values[0], values[10]], true, shift);

            // call it again after defined seconds
            setTimeout(requestData, 5000);
        },
        success: function (point) {
            var series = chart.series[0],
                shift = series.data.length > 50; // shift if the series is longer than 20

            // add the point
           // chart.series[0].addPoint(eval(point), true, shift);
            var values = eval(point);
            chart.series[0].addPoint([values[0], values[1]], true, shift);
            chart.series[1].addPoint([values[0], values[2]], true, shift);
            chart.series[2].addPoint([values[0], values[3]], true, shift);
            chart.series[3].addPoint([values[0], values[4]], true, shift);
            chart.series[4].addPoint([values[0], values[5]], true, shift);
            chart.series[5].addPoint([values[0], values[6]], true, shift);
            chart.series[6].addPoint([values[0], values[7]], true, shift);
            chart.series[7].addPoint([values[0], values[8]], true, shift);
            chart.series[8].addPoint([values[0], values[9]], true, shift);
            chart.series[9].addPoint([values[0], values[10]], true, shift);


            // call it again after defined seconds
            setTimeout(requestData, 5000);
        },
        cache: false
    });
}

$(document).ready(function () {
    chart = new Highcharts.Chart({
        chart: {
            renderTo: 'container',
            defaultSeriesType: 'spline',
            events: {
                load: requestData
            }
        },
        title: {
            text: 'Sensor Data Vs. Time'
        },
        xAxis: {
            type: 'datetime',
            tickPixelInterval: 150,
            maxZoom: 20 * 1000
        },
        yAxis: {
            minPadding: 0.2,
            maxPadding: 0.2,
            title: {
                text: 'Value',
                margin: 80
            }
        },

        series: [{
           name: 'Pressure 1 (PSI)',
            data: []
        }, {
            name: 'Flow 1 (GPM)',
            data: []
        }, {
            name:'Temperature 1 (C)',
            data: []
        }, {
            name: 'Speed 1 (RPM)',
            data: []
        }, {
            name: 'Power 1 (kW)',
            data: []
        }, {
            name:'Pressure 2 (PSI)',
            data: []
        }, {
            name:'Flow 2 (GPM)',
            data: []
        }, {
            name:'Temperature 2 (C)',
            data: []
        }, {
            name: 'Speed 2 (RPM)',
            data: []
        }, {
            name: 'Power 2 (kW)',
            data: []

        }]

    });
});

Server Side Code (C#)

public partial class Default3 : System.Web.UI.Page
{



    public DataTable dt = new DataTable();
    public string DATA;
    List<string> hidXCategories11 = new List<string>();

    public string chartData
    {
        get;
        set;

    }
    protected void Page_Load(object sender, EventArgs e)
    {


        GetData();
        var epoch = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc);
        var timeDiff = DateTime.Now - new DateTime(1970, 1, 1);
        var totaltime = timeDiff.TotalMilliseconds;
        List<double> _data = new List<double>();
        foreach (DataRow row in dt.Rows)
        {
            _data.Add(totaltime);
            _data.Add((double)Convert.ToDouble(row["S11"]));
            _data.Add((double)Convert.ToDouble(row["S12"]));
            _data.Add((double)Convert.ToDouble(row["S13"]));
            _data.Add((double)Convert.ToDouble(row["S14"]));
            _data.Add((double)Convert.ToDouble(row["S15"]));
            _data.Add((double)Convert.ToDouble(row["S21"]));
            _data.Add((double)Convert.ToDouble(row["S22"]));
            _data.Add((double)Convert.ToDouble(row["S23"]));
            _data.Add((double)Convert.ToDouble(row["S24"]));
            _data.Add((double)Convert.ToDouble(row["S25"]));
        }

        JavaScriptSerializer jss = new JavaScriptSerializer();
        chartData = jss.Serialize(_data);
        Response.Write(chartData);

    }


        private void GetData()
        {
            StringBuilder str = new StringBuilder();
            SqlConnection con = new SqlConnection("Data Source=localhost\\SQLEXPRESS;Initial Catalog=MyData;Integrated Security=SSPI");
            SqlDataAdapter adp = new SqlDataAdapter("select top 1 * from MyTable order by Id desc ", con);

            adp.Fill(dt);


        }

    }

HTML (.aspx) Code

<script src="JavaScript/highcharts.js"></script>
<script src="JavaScript/exporting.js"></script>

<div id="container" style="min-width: 280px; height: 400px; margin: 0 auto"></div>

这篇关于现场与高图的多个系列的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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