Gallery
<%@ Page Language="C#" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dnc" 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 how to draw a simple TreeMap chart with color ranges using a SmartPalette.
Chart.Size = "600x450";
Chart.Title = ".netCHARTING TreeMap Sample";
Chart.TempDirectory = "temp";
Chart.Debug = true;
Chart.Type = ChartType.TreeMap;
Chart.TitleBox.Position = TitleBoxPosition.FullWithLegend;
Chart.DefaultSeries.LegendEntry.Visible = false;
// Distance between series boxes
Chart.ChartArea.Padding = 6;
// Series Label: The chart x axis label settings can be used to control the default series labels.
Chart.DefaultSeries.Box.Label.Color = Color.White;
Chart.DefaultSeries.Box.Label.Shadow.Color = Color.Black;
Chart.DefaultSeries.Box.Label.Shadow.Depth = 2;
Chart.DefaultSeries.Box.Label.LineAlignment = StringAlignment.Far;
Chart.DefaultSeries.Box.Label.Text = "%Name (%YSum)";
Chart.DefaultSeries.Box.Label.Font = new Font("Arial", 10, FontStyle.Bold);
// ColorRange coloring
Chart.SmartPalette.Add("*", new SmartColor(Color.Red, Color.Yellow, new ScaleRange(0, 10)));
Chart.SmartPalette.Add("*", new SmartColor(Color.Yellow, Color.YellowGreen, new ScaleRange(10, 50)));
Chart.DefaultElement.ToolTip = "%SeriesName\nValue: %YValue";
// *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();
// Add the random data.
Chart.SeriesCollection.Add(mySC);
}
SeriesCollection getRandomData()
{
Random myR = new Random(1);
SeriesCollection SC = new SeriesCollection();
for (int a = 1; a < 5; a++)
{
Series s = new Series("Series " + a.ToString());
int eCount = 80 + myR.Next(50);
for (int b = 1; b < eCount; b++)
{
Element e = new Element("Element " + b.ToString());
if(myR.Next(5) == 3)
e.YValue = myR.Next(50);
else
e.YValue = myR.Next(10);
s.Elements.Add(e);
}
SC.Add(s);
}
return SC;
}
SeriesCollection getLiveData()
{
DataEngine de = new DataEngine(ConfigurationManager.AppSettings["DNCConnectionString"]);
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">
<dnc:Chart ID="Chart" runat="server" />
</div>
</body>
</html>
<%@ Page Language="vb" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dnc" 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 how to draw a simple TreeMap chart with color ranges using a SmartPalette.
Chart.Size = "600x450"
Chart.Title = ".netCHARTING TreeMap Sample"
Chart.TempDirectory = "temp"
Chart.Debug = True
Chart.Type = ChartType.TreeMap
Chart.TitleBox.Position = TitleBoxPosition.FullWithLegend
Chart.DefaultSeries.LegendEntry.Visible = False
' Distance between series boxes
Chart.ChartArea.Padding = 6
' Series Label: The chart x axis label settings can be used to control the default series labels.
Chart.DefaultSeries.Box.Label.Color = Color.White
Chart.DefaultSeries.Box.Label.Shadow.Color = Color.Black
Chart.DefaultSeries.Box.Label.Shadow.Depth = 2
Chart.DefaultSeries.Box.Label.LineAlignment = StringAlignment.Far
Chart.DefaultSeries.Box.Label.Text = "%Name (%YSum)"
Chart.DefaultSeries.Box.Label.Font = New Font("Arial", 10, FontStyle.Bold)
' ColorRange coloring
Chart.SmartPalette.Add("*", New SmartColor(Color.Red, Color.Yellow, New ScaleRange(0, 10)))
Chart.SmartPalette.Add("*", New SmartColor(Color.Yellow, Color.YellowGreen, New ScaleRange(10, 50)))
Chart.DefaultElement.ToolTip = "%SeriesName" & Constants.vbLf & "Value: %YValue"
' *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()
' Add the random data.
Chart.SeriesCollection.Add(mySC)
End Sub
Function getRandomData() As SeriesCollection
Dim myR As Random = New Random(1)
Dim SC As SeriesCollection = New SeriesCollection()
For a As Integer = 1 To 4
Dim s As Series = New Series("Series " & a.ToString())
Dim eCount As Integer = 80 + myR.Next(50)
For b As Integer = 1 To eCount - 1
Dim e As Element = New Element("Element " & b.ToString())
If myR.Next(5) = 3 Then
e.YValue = myR.Next(50)
Else
e.YValue = myR.Next(10)
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(ConfigurationManager.AppSettings("DNCConnectionString"))
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">
<dnc:Chart ID="Chart" runat="server" />
</div>
</body>
</html>