ASP.NET Pie Chart with Random Number Generation Using ADO.NET Alog With Tooltip, Percentage and Legends

<tr>
  <td align="right">

    Charttype
  </td>
  <td>

    <asp:DropDownListID="ddlChartType"runat="server"></asp:DropDownList>
  </td>
</tr>

protected override void OnLoad(EventArgs e)
{
     base.OnLoad(e);
     if (!IsPostBack)
     {
          // bind chart type names to ddl

          ddlChartType.DataSource = Enum.GetNames(typeof(SeriesChartType));
          ddlChartType.DataBind();

     }
     DataBind();
}

<tr>
     <td align="right">

          Days

     </td>
     <td>

          <asp:DropDownListID="ddlDays"runat="server">

               <asp:ListItemText="10Days"Value="10"Selected="True"></asp:ListItem>

               <asp:ListItemText="20Days"Value="20"></asp:ListItem>

               <asp:ListItemText="30Days"Value="30"></asp:ListItem>

               <asp:ListItemText="40Days"Value="40"></asp:ListItem>

               <asp:ListItemText="50Days"Value="50"></asp:ListItem>

          </asp:DropDownList>

     </td>
</tr>

<tr>
    <td align="right">
        3D Settings
    </td>
     <td>
        <asp:CheckBoxID="cbUse3D"runat="server"Text="Use3DChart"/>
     </td>
</tr>

<tr>
     <td colspan="2">
          <asp:ButtonID="btnGetPOResults"runat="server"Text="Result" onclick="btnGetPOResults_Click"/>
     </td>
</tr>



protectedvoidbtnGetPOResults_Click(objectsender,EventArgse)
{
 ShowChart();
}
 
private void ShowChart()
{
 //definetestdata
 #regionByHashTable
 //Dictionary<DateTime,int>testData=newDictionary<DateTime,int>();
  
 //Randomrnd=newRandom(Guid.NewGuid().GetHashCode());
 //for(inti=0;i<3;i++)
 //{
 //testData.Add(DateTime.Now.AddDays(i),rnd.Next(1,50));
 //}
 //chartPOValidationStatus.Series["Testing"].Points.DataBind(testData,"Key","Value",string.Empty);
 
 //chartPOValidationStatus.Series["Testing"].Points[0].Color=Color.Green;
 //chartPOValidationStatus.Series["Testing"].Points[1].Color=Color.Red;
 //chartPOValidationStatus.Series["Testing"].Points[2].Color=Color.Blue;
 
 #endregion
 
 #regionByDataTable
 
 Randomrnd=newRandom(Guid.NewGuid().GetHashCode());
 vartable=newDataTable();
 
 table.Columns.Add("Status",typeof(string));
 table.Columns.Add("TotalJobs",typeof(long));
 
 varrow=table.NewRow();
 row["Status"]="Passed";
 row["TotalJobs"]=rnd.Next(1,50);;
 table.Rows.Add(row);
 
 row=table.NewRow();
 row["Status"]="Failed";
 row["TotalJobs"]=rnd.Next(1,50);;
 table.Rows.Add(row);
 
 row=table.NewRow();
 row["Status"]="NotVarifid";
 row["TotalJobs"]=rnd.Next(1,50);;
 table.Rows.Add(row);
 
 chartPOValidationStatus.DataSource=table;
 chartPOValidationStatus.DataBind();
 #endregion
  
 //Properties
 chartPOValidationStatus.Series["Testing"].XValueMember="Status";
 chartPOValidationStatus.Series["Testing"].YValueMembers="TotalJobs";
 chartPOValidationStatus.Series["Testing"].ChartTypeName=ddlChartType.SelectedValue;
 chartPOValidationStatus.Series["Testing"].IsValueShownAsLabel=true;
 chartPOValidationStatus.Series["Testing"].IsVisibleInLegend=true;
 
 //chartPOValidationStatus.Series["Testing"].Label="#PERCENT{P2}";
 //chartPOValidationStatus.Series["Testing"].LegendText="#VALX";
 
 chartPOValidationStatus.Series["Testing"].ToolTip="#VAL";
 chartPOValidationStatus.Series["Testing"].Label="#VAL";
 chartPOValidationStatus.Series["Testing"].LegendText="#VALX"+"("+"#PERCENT{P1}"+")";
 
 chartPOValidationStatus.ChartAreas[0].Area3DStyle.Enable3D=cbUse3D.Checked;
 chartPOValidationStatus.ChartAreas[0].Area3DStyle.Inclination=Convert.ToInt32(0);
}

<asp:ChartID="chartPOValidationStatus"runat="server"Height="400px"Width="800px"BackColor="Transparent">
     <legends>
        <asp:LegendAlignment="Center"Docking="Bottom"IsTextAutoFit="False"Name="Default"LegendStyle="Row"/>
     </legends>
     <Series>
        <asp:SeriesName="Testing"IsValueShownAsLabel="true"IsVisibleInLegend="true"IsXValueIndexed="true">
         </asp:Series>
      </Series>
      <ChartAreas>
         <asp:ChartAreaName="chartAreaPOValidations">
          <Area3DStyle/>
         </asp:ChartArea>
       </ChartAreas>
</asp:Chart>