📄 gaugeclock.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.Type = ChartType.Gauges;//Horizontal;
Chart.Width = 600;
Chart.Height = 400;
Chart.TempDirectory = "temp";
Chart.Debug = true;
Chart.Use3D = true;
Chart.ShadingEffect = true;
Chart.ShadingEffectMode = ShadingEffectMode.One;
// Set the legend box and chart area colors to empty.
Chart.LegendBox.Position = LegendBoxPosition.None;
Chart.ChartArea.ClearColors();
// Add a marker to the y axis to show the range of vales not trimmed from the second series.
Chart.YAxis.Markers.Add(new AxisMarker("",new Background(Color.FromArgb(100,Color.SteelBlue)),0,12));
Chart.YAxis.TickLabel.Font = new Font("Arial", 20);
// Create a series
Series s = new Series("Time " + DateTime.Now.ToString("%h:mm"));
Element hourElement = new Element();
hourElement.Name= "Hour";
hourElement.YValue = (Convert.ToDouble(DateTime.Now.Hour) + (DateTime.Now.Minute/60.00))%12;
hourElement.Length = 60;
s.Elements.Add(hourElement);
Element minutesElement = new Element("Minutes",(DateTime.Now.Minute/5.00));
s.Elements.Add(minutesElement);
Axis a = Chart.YAxis;
a.OrientationAngle = 0;
a.SweepAngle = 360;
a.Minimum = 0;
a.Maximum = 12;
a.Interval = 1;
// Because 0 and 12 are in the same position we'll clear the '0' label.
a.LabelOverrides.Add(new LabelOverride("0",""));
// Add the random data.
Chart.SeriesCollection.Add(s);
}
</script>
</HEAD>
<BODY>
<DIV align="center">
<dotnet:Chart id="Chart" runat="server" Width="568px" Height="344px">
</dotnet:Chart>
</DIV>
</BODY>
</HTML>
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