Spread for ASP.NET 13 Product Documentation
FarPoint.Web.Chart Assembly / FarPoint.Web.Chart Namespace / PieSeries Class / CategoryNames Property
Example


In This Topic
    CategoryNames Property (PieSeries)
    In This Topic
    Gets the collection of category names for the series.
    Syntax
    'Declaration
     
    Public ReadOnly Property CategoryNames As StringCollection
    'Usage
     
    Dim instance As PieSeries
    Dim value As StringCollection
     
    value = instance.CategoryNames
    public StringCollection CategoryNames {get;}
    Example
    This example creates a chart control.
    PieSeries series = new PieSeries();
    series.SeriesName = "Series 0";
    series.Values.Add(1.0);
    series.Values.Add(2.0);
    series.Values.Add(4.0);
    series.Values.Add(8.0);
    series.CategoryNames.Add("alpha");
    series.CategoryNames.Add("beta");
    series.CategoryNames.Add("gamma");
    series.CategoryNames.Add("delta");
    series.PieDetachments.Add(0.5f);
    PiePlotArea plotArea = new PiePlotArea();
    plotArea.Location = new PointF(0.2f, 0.2f);
    plotArea.Size = new SizeF(0.6f, 0.6f);
    plotArea.Series.Add(series);
    LabelArea label = new LabelArea();
    label.Text = "Exploded Pie Chart";
    label.Location = new PointF(0.5f, 0.02f);
    label.AlignmentX = 0.5f;
    label.AlignmentY = 0.0f;
    LegendArea legend = new LegendArea();
    legend.Location = new PointF(0.98f, 0.5f);
    legend.AlignmentX = 1.0f;
    legend.AlignmentY = 0.5f;
    ChartModel model = new ChartModel();
    model.LabelAreas.Add(label);
    model.LegendAreas.Add(legend);
    model.PlotAreas.Add(plotArea);
    FarPoint.Web.Spread.Chart.SpreadChart chart = new FarPoint.Web.Spread.Chart.SpreadChart();
    chart.Model = model;
    FpSpread1.Sheets[0].Charts.Add(chart);
    Dim series As New FarPoint.Web.Chart.PieSeries()
    series.SeriesName = "Series 0"
    series.Values.Add(1.0)
    series.Values.Add(2.0)
    series.Values.Add(4.0)
    series.Values.Add(8.0)
    series.CategoryNames.Add("alpha")
    series.CategoryNames.Add("beta")
    series.CategoryNames.Add("gamma")
    series.CategoryNames.Add("delta")
    series.PieDetachments.Add(0.5F)
    Dim plotArea As New FarPoint.Web.Chart.PiePlotArea()
    plotArea.Location = New System.Drawing.PointF(0.2F, 0.2F)
    plotArea.Size = New System.Drawing.SizeF(0.6F, 0.6F)
    plotArea.Series.Add(series)
    Dim label As New FarPoint.Web.Chart.LabelArea()
    label.Text = "Exploded Pie Chart"
    label.Location = New System.Drawing.PointF(0.5F, 0.02F)
    label.AlignmentX = 0.5F
    label.AlignmentY = 0.0F
    Dim legend As New FarPoint.Web.Chart.LegendArea()
    legend.Location = New System.Drawing.PointF(0.98F, 0.5F)
    legend.AlignmentX = 1.0F
    legend.AlignmentY = 0.5F
    Dim model As New FarPoint.Web.Chart.ChartModel()
    model.LabelAreas.Add(Label)
    model.LegendAreas.Add(legend)
    model.PlotAreas.Add(plotArea)
    Dim chart As New FarPoint.Web.Spread.Chart.SpreadChart()
    chart.Model = model
    FpSpread1.Sheets(0).Charts.Add(chart)
    See Also