.net Charting Gallery Sample

Sample: Gallery/a0721

<%@ Page Language="C#" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING" %>
<%@ Import Namespace="System.Drawing" %>
<%@ Import Namespace="System.Drawing.Drawing2D" %>
<%@ Import Namespace="dotnetCHARTING.Mapping" %>

<script runat="server">

void Page_Load(Object sender, EventArgs e)
{
       // This sample demonstrates using ShadingEffectMode.Six in 2D with stacked bars.

       Chart.TempDirectory = "temp";
       Chart.Debug = true;
       Chart.Palette = new Color[] { Color.FromArgb(49, 255, 49), Color.FromArgb(255, 255, 0), Color.FromArgb(255, 99, 49), Color.FromArgb(0, 156, 255) };

       Chart.Type = ChartType.Combo;
       Chart.Size = "600x350";
       Chart.Title = ".netCHARTING Sample";
       Chart.ShadingEffectMode = ShadingEffectMode.Six;
       Chart.YAxis.Scale = dotnetCHARTING.Scale.Stacked;

       // *DYNAMIC DATA NOTE*
       // This sample uses random data to populate the chart. To populate
       // a chart with database data see the following resources:
       // - Use the getLiveData() method using the dataEngine to query a database.
       // - Help File > Getting Started > Data Tutorials
       // - DataEngine Class in the help file
       // - Sample: features/DataEngine.aspx

       SeriesCollection mySC = getRandomData();

       // Add the random data.
       Chart.SeriesCollection.Add(mySC);
}

SeriesCollection getRandomData()
{
       Random myR = new Random(1);
       SeriesCollection SC = new SeriesCollection();
       int a = 0;
       int b = 0;
       for (a = 1; a < 5; a++)
       {
             Series s = new Series("Series " + a.ToString());
             for (b = 1; b < 5; b++)
             {
                   Element e = new Element("Element " + b.ToString());
                   e.YValue = myR.Next(50);
                   s.Elements.Add(e);
             }
             SC.Add(s);
       }
       return SC;
}

SeriesCollection getLiveData()
{
       DataEngine de = new DataEngine("ConnectionString goes here");
       de.ChartObject = Chart; // Necessary to view any errors the dataEngine may throw.
       de.SqlStatement = "SELECT XAxisColumn, YAxisColumn FROM ....";
       return de.GetSeries();
}

</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>.netCHARTING Sample</title>
</head>
<body>
<div align="center">
       <dotnet:Chart ID="Chart" runat="server" />
</div>
</body>
</html>

<%@ Page Language="vb" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING" %>
<%@ Import Namespace="System.Drawing" %>
<%@ Import Namespace="System.Drawing.Drawing2D" %>
<%@ Import Namespace="dotnetCHARTING.Mapping" %>

<script runat="server">

      Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
            ' This sample demonstrates using ShadingEffectMode.Six in 2D with stacked bars.

            Chart.TempDirectory = "temp"
            Chart.Debug = True
            Chart.Palette = New Color() { Color.FromArgb(49, 255, 49), Color.FromArgb(255, 255, 0), Color.FromArgb(255, 99, 49), Color.FromArgb(0, 156, 255) }

            Chart.Type = ChartType.Combo
            Chart.Size = "600x350"
            Chart.Title = ".netCHARTING Sample"
            Chart.ShadingEffectMode = ShadingEffectMode.Six
            Chart.YAxis.Scale = dotnetCHARTING.Scale.Stacked

            ' *DYNAMIC DATA NOTE*
            ' This sample uses random data to populate the chart. To populate
            ' a chart with database data see the following resources:
            ' - Use the getLiveData() method using the dataEngine to query a database.
            ' - Help File > Getting Started > Data Tutorials
            ' - DataEngine Class in the help file
            ' - Sample: features/DataEngine.aspx

            Dim mySC As SeriesCollection = getRandomData()

            ' Add the random data.
            Chart.SeriesCollection.Add(mySC)
      End Sub

      Function getRandomData() As SeriesCollection
            Dim myR As Random = New Random(1)
            Dim SC As SeriesCollection = New SeriesCollection()
            Dim a As Integer = 0
            Dim b As Integer = 0
            For a = 1 To 4
                  Dim s As Series = New Series("Series " & a.ToString())
                  For b = 1 To 4
                        Dim e As Element = New Element("Element " & b.ToString())
                        e.YValue = myR.Next(50)
                        s.Elements.Add(e)
                  Next b
                  SC.Add(s)
            Next a
            Return SC
      End Function

      Function getLiveData() As SeriesCollection
            Dim de As DataEngine = New DataEngine("ConnectionString goes here")
            de.ChartObject = Chart ' Necessary to view any errors the dataEngine may throw.
            de.SqlStatement = "SELECT XAxisColumn, YAxisColumn FROM ...."
            Return de.GetSeries()
      End Function

</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
      <title>.netCHARTING Sample</title>
</head>
<body>
      <div align="center">
            <dotnet:Chart ID="Chart" runat="server" />
      </div>
</body>
</html>