// *DYNAMIC DATA NOTE* // This sample uses random data to populate the chart. To populate // a chart with database data see the following resources: // - Classic samples folder // - Help File > Data Tutorials // - Sample: features/DataEngine.aspx SeriesCollection mySC = getRandomData();
// Add the random data. Chart.SeriesCollection.Add(mySC); } SeriesCollection getRandomData() { SeriesCollection SC = new SeriesCollection(); Random myR = new Random(1); DateTime dt = new DateTime(2020, 12, 1);
Series Purchases = new Series(); Purchases.Name = "Purchases"; Series Taxes = new Series(); Taxes.Name = "Taxes"; Series Supplies = new Series(); Supplies.Name = "Supplies"; Series Rent = new Series(); Rent.Name = "Rent"; for (int b = 1; b < 7; b++) { Element e = new Element(); e.YValue = myR.Next(20, 200); e.XDateTime = dt = dt.AddMonths(1); Purchases.Elements.Add(e);
e = new Element(); e.YValue = myR.Next(20, 90); e.XDateTime = dt; Taxes.Elements.Add(e);
e = new Element(); e.YValue = myR.Next(20, 200); e.XDateTime = dt; Supplies.Elements.Add(e);
e = new Element(); e.YValue = myR.Next(90, 200); e.XDateTime = dt; Rent.Elements.Add(e); }
<%@ Page Language="vb" Description="dotnetCHARTING Component" %> <%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING" %> <%@ Import Namespace="System.Drawing" %> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>.netCHARTING Sample</title> <script runat="server"> Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) ' Demonstrates chart with alternative data grid view and grid export to CSV. Chart.Type = ChartType.Combo Chart.Width = 840 Chart.Height = 600 Chart.TempDirectory = "temp" Chart.Debug = False Chart.DefaultSeries.Type = SeriesType.Line Chart.JS.Enabled = True Chart.JS.DataGrid.Enabled = True Chart.JS.DataGrid.EnableExportButton = True Chart.TitleBox.Position = TitleBoxPosition.Full Chart.TitleBox.Label.Text = "Chart Grid Samples" Chart.LegendBox.Position = LegendBoxPosition.BottomMiddle
' *DYNAMIC DATA NOTE* ' This sample uses random data to populate the chart. To populate ' a chart with database data see the following resources: ' - Classic samples folder ' - Help File > Data Tutorials ' - Sample: features/DataEngine.aspx Dim mySC As SeriesCollection = getRandomData()
' Add the random data. Chart.SeriesCollection.Add(mySC) End Sub Function getRandomData() As SeriesCollection Dim SC As SeriesCollection = New SeriesCollection() Dim myR As Random = New Random(1) Dim dt As DateTime = New DateTime(2020, 12, 1)
Dim Purchases As Series = New Series() Purchases.Name = "Purchases" Dim Taxes As Series = New Series() Taxes.Name = "Taxes" Dim Supplies As Series = New Series() Supplies.Name = "Supplies" Dim Rent As Series = New Series() Rent.Name = "Rent" For b As Integer = 1 To 6 Dim e As Element = New Element() e.YValue = myR.Next(20, 200) dt = dt.AddMonths(1) e.XDateTime = dt Purchases.Elements.Add(e)
e = New Element() e.YValue = myR.Next(20, 90) e.XDateTime = dt Taxes.Elements.Add(e)
e = New Element() e.YValue = myR.Next(20, 200) e.XDateTime = dt Supplies.Elements.Add(e)
e = New Element() e.YValue = myR.Next(90, 200) e.XDateTime = dt Rent.Elements.Add(e) Next b
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