📄 elementerrorbars.aspx
字号:
<%@ Page Language="VB" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%>
<%@ Import Namespace="System.Drawing" %>
<HTML>
<HEAD>
<TITLE>.netCHARTING Sample</TITLE>
<script runat="server">
Sub Page_Load(sender As [Object], e As EventArgs)
Chart.Type = ChartType.Combo
Chart.Width = Unit.Parse(600)
Chart.Height = Unit.Parse(350)
Chart.TempDirectory = "temp"
Chart.Debug = True
Chart.Title = "Specifying Error Bars"
Chart.DefaultSeries.Type = SeriesType.Line
Chart.YAxis.Maximum = 100
Chart.XAxis.TickLabelAngle = 15
' This sample will demonstrate setting a common error value of elements on a chart.
' *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()
mySC(0).Elements(0).ErrorHighValue = 80
mySC(0).Elements(1).ErrorLowValue = 30
mySC(0).Elements(2).ErrorMinusOffset = 10
mySC(0).Elements(3).ErrorMinusPercent = 10
mySC(0).Elements(4).ErrorOffset = 10
mySC(0).Elements(5).ErrorPercent = 10
mySC(0).Elements(6).ErrorPlusOffset = 10
mySC(0).Elements(7).ErrorPlusPercent = 10
mySC(0).Elements(0).Name = "ErrorHighValue (80)"
mySC(0).Elements(1).Name = "ErrorLowValue (30)"
mySC(0).Elements(2).Name = "ErrorMinusOffset (10)"
mySC(0).Elements(3).Name = "ErrorMinusPercent (10)"
mySC(0).Elements(4).Name = "ErrorOffset (10)"
mySC(0).Elements(5).Name = "ErrorPercent (10)"
mySC(0).Elements(6).Name = "ErrorPlusOffset (10)"
mySC(0).Elements(7).Name = "ErrorPlusPercent (10)"
' Add the random data.
Chart.SeriesCollection.Add(mySC)
End Sub 'Page_Load
Function getRandomData() As SeriesCollection
Dim SC As New SeriesCollection()
Dim myR As New Random(2)
Dim a As Integer
For a = 0 To 0
Dim s As New Series()
s.Name = "Series " + Convert.ToString(a+1)
Dim b As Integer
For b = 0 To 7
Dim e As New Element()
e.Name = "Element " + Convert.ToString(b+1)
e.YValue = 50 '20+ myR.Next(50);
s.Elements.Add(e)
Next b
SC.Add(s)
Next a
' Set Different Colors for our Series
SC(0).DefaultElement.Color = Color.FromArgb(49, 255, 49)
'SC[1].DefaultElement.Color = Color.FromArgb(255,255,0);
'SC[2].DefaultElement.Color = Color.FromArgb(255,99,49);
'SC[3].DefaultElement.Color = Color.FromArgb(0,156,255);
Return SC
End Function 'getRandomData
</script>
</HEAD>
<BODY>
<DIV align="center">
<dotnet:Chart id="Chart" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
</DIV>
</BODY>
</HTML>
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -