📄 debugging.aspx
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<%@ Import Namespace="System.Drawing" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%>
<%@ Page Language="C#" debug="true" Description="dotnetCHARTING Component" %>
<script runat="server">
SeriesCollection getRandomData()
{
SeriesCollection SC = new SeriesCollection();
Random myR = new Random();
for(int a = 1; a < 5; a++)
{
Series s = new Series();
s.Name = "Series " + a;
for(int b = 1; b < 5; b++)
{
Element e = new Element();
e.Name = "Element " + b;
//e.YValue = -25 + myR.Next(50);
e.YValue = myR.Next(50);
s.Elements.Add(e);
}
SC.Add(s);
}
return SC;
}
void Page_Load(Object sender,EventArgs e)
{
Chart.Type = ChartType.Combo;//Horizontal;
Chart.TempDirectory = "temp";
// Set this property in order to get error messages when the chart has problems:
Chart.Debug = true;
// If there is a problem with the data engine, we can also debug it with the following:
// We setup a dataengine object and cause an error.
DataEngine de = new DataEngine();
de.ConnectionString = "error causing connection string";
de.SqlStatement = "error causing statement";
SeriesCollection sc = de.GetSeries();
// Now assign the error message to a label on the page.
Label.Text = "DataEngine ErrorMessage: " + de.ErrorMessage;
Chart.YAxis.Scale = Scale.Time;
// Add the random data.
Chart.SeriesCollection.Add(getRandomData());
}
</script>
<HTML>
<HEAD>
<TITLE>Debugging Sample</TITLE>
</HEAD>
<BODY>
<DIV align="center">
<dotnet:Chart id="Chart" runat="server" /><br>
<asp:Label id="Label" runat="server" />
</DIV>
</BODY>
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