📄 axisscalerange.aspx
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<%@ Page Language="C#" Description="dotnetCHARTING Component" %>
<%@ Register TagPrefix="dotnet" Namespace="dotnetCHARTING" Assembly="dotnetCHARTING"%>
<%@ Import Namespace="System.Drawing" %>
<HTML>
<HEAD>
<TITLE>.netCHARTING Sample</TITLE>
<script runat="server">
void Page_Load(Object sender,EventArgs e)
{
Chart.TempDirectory = "temp";
Chart.Debug = true;
Chart2.TempDirectory = "temp";
Chart2.Debug = true;
Chart3.TempDirectory = "temp";
Chart3.Debug = true;
Chart.Title = "Y axis range set to 5 - 725 with a logarithmic scale";
Chart2.Title = "Y axis high range set to 53 with a normal numeric scale.";
Chart3.Title = "X axis range set 12/1/04 - 9/1/05";
// This sample will demonstrate how how scale ranges can be set.
// Set the axis scale.
Chart.YAxis.Scale = Scale.Logarithmic;
// The range can be set using this code:
Chart.YAxis.ScaleRange.ValueHigh = 725;
Chart.YAxis.ScaleRange.ValueLow = 50;
// Or using this code:
Chart.YAxis.ScaleRange = new ScaleRange(5, 725);
// Add arbitrary ticks at scale bounds.
Chart.YAxis.ExtraTicks.Add(new AxisTick(725));
Chart.YAxis.ExtraTicks.Add(new AxisTick(5));
// CHART 2
// Specify an interval and a high range value.
Chart2.YAxis.Interval = 20;
Chart2.YAxis.ScaleRange.ValueHigh = 53;
// CHART 3
// Specify the range using a new scale range object.
Chart3.XAxis.ScaleRange = new ScaleRange(new DateTime(2004,12,1), new DateTime(2005,9,1));
// *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
Chart.SeriesCollection.Add(getRandomData2());
Chart2.SeriesCollection.Add(getRandomData2());
Chart3.SeriesCollection.Add(getRandomData());
}
SeriesCollection getRandomData()
{
SeriesCollection SC = new SeriesCollection();
Random myR = new Random();
DateTime dt = new DateTime(2005,1,1);
for(int a = 0; a < 1; a++)
{
Series s = new Series();
s.Name = "Series " + a;
for(int b = 0; b < 4; b++)
{
Element e = new Element();
e.YValue = myR.Next(50);
e.XDateTime = dt;
dt = dt.AddMonths(1);
s.Elements.Add(e);
}
SC.Add(s);
}
return SC;
}
SeriesCollection getRandomData2()
{
SeriesCollection SC = new SeriesCollection();
Random myR = new Random();
for(int a = 0; a < 1; a++)
{
Series s = new Series();
s.Name = "Series " + a;
for(int b = 0; b < 4; b++)
{
Element e = new Element();
e.Name = "Element " + b;
e.YValue = myR.Next(50);
s.Elements.Add(e);
}
SC.Add(s);
}
return SC;
}
</script>
</HEAD>
<BODY>
<DIV align="center">
<dotnet:Chart id="Chart" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
<dotnet:Chart id="Chart2" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
<dotnet:Chart id="Chart3" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
</DIV>
</BODY>
</HTML>
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