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Multi Row Indicators

Demonstrates using multiple rows of indicator lights on a chart.

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<%@ Page Language="C#" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING" %>
<%@ Import Namespace="System.Drawing" %>
<%@ Import Namespace="System.Drawing.Drawing2D" %>
<%@ Import Namespace="dotnetCHARTING.Mapping" %>

<script runat="server">

void Page_Load(Object sender, EventArgs e)
{
// Demonstrates using multiple rows of indicator lights on a chart.

Chart.TempDirectory = "temp";
Chart.Debug = true;
Chart.Type = ChartType.Gauges;
Chart.DefaultSeries.GaugeType = GaugeType.IndicatorLight;
Chart.Size = "230x400";
//Chart.Title = ".netCHARTING Sample";
Chart.LegendBox.Visible = false;

Chart.DefaultElement.Marker.Size = 35;
Chart.DefaultAxis.DefaultTick.Label.Font = new Font("Arial", 12, FontStyle.Italic);
Chart.DefaultSeries.GaugeBorderBox.ClearColors();
Chart.DefaultElement.SmartLabel.Type = LabelType.Digital;
Chart.DefaultElement.SmartLabel.Color = Color.White;
Chart.DefaultElement.SmartLabel.Font = new Font("Arial", 15, FontStyle.Bold);
Chart.DefaultElement.ShowValue = true;
Chart.DefaultElement.SmartLabel.Alignment = LabelAlignment.Center;

SmartColor sc = new SmartColor(Color.Red, new ScaleRange(0, 0));
sc.LegendEntry.Visible = false;
Chart.SmartPalette.Add("Series 1", sc);
Chart.SmartPalette.Add("*", new SmartColor(Color.Orange, new ScaleRange(0, 50)));

// *DYNAMIC DATA NOTE*
// This sample uses random data to populate the chart. To populate
// a chart with database data see the following resources:
// - Use the getLiveData() method using the dataEngine to query a database.
// - Help File > Getting Started > Data Tutorials
// - DataEngine Class in the help file
// - Sample: features/DataEngine.aspx

SeriesCollection mySC = getRandomData();

mySC[1].Name = "Change";
mySC[1].DefaultElement.ShowValue = false;
mySC[1].DefaultElement.ForceMarker = true;

mySC[0].XAxis = new Axis();
mySC[0].DefaultElement.SmartLabel.Alignment = LabelAlignment.Center;
mySC[0].DefaultElement.ShowValue = true;

Color [] palette = ChartPalettes.GetPalette(Palette.Default);
foreach (Element el in mySC[1].Elements)
{
if (el.YValue > 40 && el.YValue < 60)
{
el.Marker = new ElementMarker("../../images/minusSign.png");
}
else if (el.YValue >= 60)
{
el.Color = palette[3];
el.Marker = new ElementMarker("../../images/upArrow.png");
}
else if (el.YValue <= 40)
{
el.Color = palette[2];
el.Marker = new ElementMarker("../../images/downArrow.png");
}
}

// Add the random data.
Chart.SeriesCollection.Add(mySC);
}

SeriesCollection getRandomData()
{
Random myR = new Random(3);
SeriesCollection SC = new SeriesCollection();
int a = 0;
int b = 0;
for (a = 1; a < 3; a++)
{
Series s = new Series("Series " + a.ToString());
s.XAxis = new Axis();
s.XAxis.ClearValues = true;
s.DefaultElement.ShowValue = true;

for (b = 1; b < 8; b++)
{
Element e = new Element("Element " + b.ToString());
e.YValue = myR.Next(100);
if (myR.Next(3) == 2 && a == 1)
e.YValue = 0;
s.Elements.Add(e);
}
SC.Add(s);
}
return SC;
}

SeriesCollection getLiveData()
{
DataEngine de = new DataEngine("ConnectionString goes here");
de.ChartObject = Chart; // Necessary to view any errors the dataEngine may throw.
de.SqlStatement = "SELECT XAxisColumn, YAxisColumn FROM ....";
return de.GetSeries();
}

</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>.netCHARTING Sample</title>
</head>
<body>
<div align="center">
<dotnet:Chart ID="Chart" runat="server" />
</div>
</body>
</html>

<%@ Page Language="vb" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING" %>
<%@ Import Namespace="System.Drawing" %>
<%@ Import Namespace="System.Drawing.Drawing2D" %>
<%@ Import Namespace="dotnetCHARTING.Mapping" %>

<script runat="server">

Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs)
' Demonstrates using multiple rows of indicator lights on a chart.

Chart.TempDirectory = "temp"
Chart.Debug = True
Chart.Type = ChartType.Gauges
Chart.DefaultSeries.GaugeType = GaugeType.IndicatorLight
Chart.Size = "230x400"
'Chart.Title = ".netCHARTING Sample";
Chart.LegendBox.Visible = False

Chart.DefaultElement.Marker.Size = 35
Chart.DefaultAxis.DefaultTick.Label.Font = New Font("Arial", 12, FontStyle.Italic)
Chart.DefaultSeries.GaugeBorderBox.ClearColors()
Chart.DefaultElement.SmartLabel.Type = LabelType.Digital
Chart.DefaultElement.SmartLabel.Color = Color.White
Chart.DefaultElement.SmartLabel.Font = New Font("Arial", 15, FontStyle.Bold)
Chart.DefaultElement.ShowValue = True
Chart.DefaultElement.SmartLabel.Alignment = LabelAlignment.Center

Dim sc As SmartColor = New SmartColor(Color.Red, New ScaleRange(0, 0))
sc.LegendEntry.Visible = False
Chart.SmartPalette.Add("Series 1", sc)
Chart.SmartPalette.Add("*", New SmartColor(Color.Orange, New ScaleRange(0, 50)))

' *DYNAMIC DATA NOTE*
' This sample uses random data to populate the chart. To populate
' a chart with database data see the following resources:
' - Use the getLiveData() method using the dataEngine to query a database.
' - Help File > Getting Started > Data Tutorials
' - DataEngine Class in the help file
' - Sample: features/DataEngine.aspx

Dim mySC As SeriesCollection = getRandomData()

mySC(1).Name = "Change"
mySC(1).DefaultElement.ShowValue = False
mySC(1).DefaultElement.ForceMarker = True

mySC(0).XAxis = New Axis()
mySC(0).DefaultElement.SmartLabel.Alignment = LabelAlignment.Center
mySC(0).DefaultElement.ShowValue = True

Dim palette As Color() = ChartPalettes.GetPalette(dotnetCHARTING.Palette.Default)
For Each el As Element In mySC(1).Elements
If el.YValue > 40 AndAlso el.YValue < 60 Then
el.Marker = New ElementMarker("../../images/minusSign.png")
ElseIf el.YValue >= 60 Then
el.Color = palette(3)
el.Marker = New ElementMarker("../../images/upArrow.png")
ElseIf el.YValue <= 40 Then
el.Color = palette(2)
el.Marker = New ElementMarker("../../images/downArrow.png")
End If
Next el

' Add the random data.
Chart.SeriesCollection.Add(mySC)
End Sub

Function getRandomData() As SeriesCollection
Dim myR As Random = New Random(3)
Dim SC As SeriesCollection = New SeriesCollection()
Dim a As Integer = 0
Dim b As Integer = 0
For a = 1 To 2
Dim s As Series = New Series("Series " & a.ToString())
s.XAxis = New Axis()
s.XAxis.ClearValues = True
s.DefaultElement.ShowValue = True

For b = 1 To 7
Dim e As Element = New Element("Element " & b.ToString())
e.YValue = myR.Next(100)
If myR.Next(3) = 2 AndAlso a = 1 Then
e.YValue = 0
End If
s.Elements.Add(e)
Next b
SC.Add(s)
Next a
Return SC
End Function

Function getLiveData() As SeriesCollection
Dim de As DataEngine = New DataEngine("ConnectionString goes here")
de.ChartObject = Chart ' Necessary to view any errors the dataEngine may throw.
de.SqlStatement = "SELECT XAxisColumn, YAxisColumn FROM ...."
Return de.GetSeries()
End Function

</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>.netCHARTING Sample</title>
</head>
<body>
<div align="center">
<dotnet:Chart ID="Chart" runat="server" />
</div>
</body>
</html>

Sample FilenameMultiRowIndicators.aspx
Version4.4
Uses DatabaseNo

JS Charting

Gallery

Multi Row Indicators