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ASP.NET(vb.net) & Charts/Graph - Exploded pie 3D

ASP.NET(vb.net) & Charts/Graph - Exploded pie 3D - The in this tutorial, you’ll learn and example scripts how to Create charts Exploded pie 3D using by ASP.NET & Excel Application scripts.

ShotDev Focus:
- ASP.NET(vb.net) & Charts/Graph - Exploded pie 3D

Example

AspNetExcelChartsPart2.aspx

<%@ Import Namespace="System.Data"%>
<%@ Import Namespace="System.Data.OleDb"%>
<%@ Import Namespace="Excel"%>
<%@ Import Namespace="System.IO"%>
<%@ Page Language="VB" %>
<script runat="server">
Sub Page_Load(sender As Object, e As EventArgs)
Dim objConn As New OleDbConnection
Dim dtAdapter As OleDbDataAdapter
Dim dt As New System.Data.DataTable

Dim strConnString As String
strConnString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" & Server.MapPath("database/mydatabase.mdb") & ";"
objConn = New OleDbConnection(strConnString)
objConn.Open()

Dim strSQL As String
strSQL = "SELECT * FROM customer"

'*** Create DataTable ***'
dtAdapter = New OleDbDataAdapter(strSQL, objConn)
dtAdapter.Fill(dt)

'*** Export To Excel ***'
Dim FileName As String = "MyXls/MyExcel.xls"

'*** Create Exce.Application ***'
Dim xlApp As New Excel.Application
Dim xlSheet As Excel.Worksheet
Dim xlBook As Excel.Workbook
Dim i, intStartRows, intEndRows As Integer

xlBook = xlApp.Workbooks.Add()
xlSheet = xlBook.Worksheets(1)

xlApp.Application.Visible = False

'*** Delete Sheet (2,3) - Sheet Default ***'
xlBook.Worksheets(2).Select()
xlBook.Worksheets(2).Delete()
xlBook.Worksheets(2).Select()
xlBook.Worksheets(2).Delete()

'*** Sheet Data Rows ***'
xlBook.Worksheets(1).Name = "MyReport"
xlBook.Worksheets(1).Select()

With xlBook.ActiveSheet.Cells(1, 1)
.Value = "My Customer"
.Font.Bold = True
.Font.Name = "Tahoma"
.Font.Size = 16
End With

With xlBook.ActiveSheet.Cells(2, 1)
.Value = "Customer Name"
.Font.Name = "Tahoma"
.BORDERS.Weight = 1
.Font.Size = 10
.MergeCells = True
End With

With xlBook.ActiveSheet.Cells(2, 2)
.Value = "Used"
.BORDERS.Weight = 1
.Font.Name = "Tahoma"
.Font.Size = 10
.MergeCells = True
End With

intStartRows = 3
intEndRows = intStartRows + dt.Rows.Count - 1
For i = 0 To dt.Rows.Count - 1
xlBook.ActiveSheet.Cells(intStartRows + i, 1).Value = dt.Rows(i)("Name")
xlBook.ActiveSheet.Cells(intStartRows + i, 2).Value = dt.Rows(i)("Used")
xlBook.ActiveSheet.Cells(intStartRows + i, 2).NumberFormat = "$#,##0.00"
Next

'*** Creating Chart ***'
xlBook.Charts.Add()
xlBook.ActiveChart.ChartType = 54
xlBook.ActiveChart.SetSourceData(xlBook.Sheets("MyReport").Range("A" & intStartRows & ":B" & intEndRows & ""))
'xlBook.ActiveChart.SeriesCollection(1).Name = "Series1"
'xlBook.ActiveChart.SeriesCollection(2).Name = "Series1"
xlBook.ActiveChart.Location(2, "MyReport")

'*** Sheet Properties ***'
With xlBook.ActiveChart
.ChartType = 70
.PlotBy = 2
.HasTitle = True
.ChartTitle.Characters.Text = "Customer Report"
.ChartTitle.Font.Name = "Tahoma"
.ChartTitle.Font.FontStyle = "Bold"
.ChartTitle.Font.Size = 15
.ChartTitle.Font.ColorIndex = 3
.HasDataTable = True
End With

'*** Set Area ***'
xlBook.ActiveSheet.Shapes("Chart 1").IncrementLeft(20)
xlBook.ActiveSheet.Shapes("Chart 1").IncrementTop(-97.5)

'*** Set Height & Width ***'
xlBook.ActiveSheet.Shapes("Chart 1").ScaleHeight(1.0, 0, 0)
xlBook.ActiveSheet.Shapes("Chart 1").ScaleWidth(1.0, 0, 0)

'*** If Files Already Exist Delete files ***'
Dim MyFile As New FileInfo(Server.MapPath(FileName))
If MyFile.Exists Then
MyFile.Delete()
End IF
MyFile = Nothing

'*** Save Excel ***'
'xlSheet.PrintOut 1 '*** Print to printer ***'
xlSheet.SaveAs(Server.MapPath(FileName))

xlApp.Application.Quit()
xlApp.Quit()

'*** Quit and Clear Object ***'
xlSheet = Nothing
xlBook = Nothing
xlApp = Nothing

'*** End Export To Excel ***'
Me.lblText.Text = "Charts Created <a href=" & FileName & ">Click here</a> to Download."

dtAdapter = Nothing
objConn.Close()
objConn = Nothing
End Sub
</script>
<html>
<head>
<title>ShotDev.Com Tutorial</title>
</head>
<body>
<form id="form1" runat="server">
<asp:Label id="lblText" runat="server"></asp:Label>
</form>
</body>
</html>

Screenshot

ASP.NET(vb.net) & Charts/Graph - Exploded pie 3D
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One Response to “ASP.NET(vb.net) & Charts/Graph - Exploded pie 3D”

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