Spread Windows Forms 13.0 Product Documentation
FarPoint.Win.Chart Assembly / FarPoint.Win.Chart Namespace / TreemapSeries Class / Count Property
Example


In This Topic
    Count Property (TreemapSeries)
    In This Topic
    Gets the number of points in the series.
    Syntax
    'Declaration
     
    Public Overrides ReadOnly Property Count As Integer
    'Usage
     
    Dim instance As TreemapSeries
    Dim value As Integer
     
    value = instance.Count
    public override int Count {get;}
    Example
    This example creates a treemap chart.
    FarPoint.Win.Chart.TreemapSeries series = new FarPoint.Win.Chart.TreemapSeries();
    series.Values.AddRange(new double[] { 3.5, 1.2, 0.8, 0.6, 0.5, 1.7, 1.1, 0.7, 1.3, 2.0 });
    series.Fills.AddRange(new FarPoint.Win.Chart.Fill[] { new FarPoint.Win.Chart.GradientFill(Color.Red, Color.Orange), null, null});
    series.Borders.AddRange(new FarPoint.Win.Chart.Line[] { new FarPoint.Win.Chart.SolidLine(Color.Black), null, null, null, null,null, null, null, new FarPoint.Win.Chart.SolidLine(Color.Yellow), null, null, null, null, new FarPoint.Win.Chart.SolidLine(Color.Aqua) });
    series.LabelContainsCategoryName = true;
    series.LabelContainsValue = true;
    series.LabelOption = FarPoint.Win.Chart.LabelOption.Banner;
    FarPoint.Win.Chart.StringCollectionItem collection1 = new FarPoint.Win.Chart.StringCollectionItem();
    collection1.AddRange(new String[] { "1st", "", "", "", "", "", "2nd", "", "", "3rd" });
    FarPoint.Win.Chart.StringCollectionItem collection2 = new FarPoint.Win.Chart.StringCollectionItem();
    collection2.AddRange(new String[] { "Jan", "Feb", "", "", "", "Mar", "Apr", "May", "June", "July" });
    FarPoint.Win.Chart.StringCollectionItem collection3 = new FarPoint.Win.Chart.StringCollectionItem();
    collection3.AddRange(new String[] { "", "Week1", "Week2", "Week3", "Week4", "", "", "", "", "" });
    series.CategoryNames.AddRange(new FarPoint.Win.Chart.StringCollectionItem[] { collection1, collection2, collection3 });
    FarPoint.Win.Chart.TreemapPlotArea plotArea = new FarPoint.Win.Chart.TreemapPlotArea();
    plotArea.Location = new PointF(0.2f, 0.2f);
    plotArea.Size = new SizeF(0.6f, 0.6f);
    plotArea.Series.Add(series);
    FarPoint.Win.Chart.ChartModel model = new FarPoint.Win.Chart.ChartModel();
    model.PlotAreas.Add(plotArea);
    FarPoint.Win.Spread.Chart.SpreadChart chart = new FarPoint.Win.Spread.Chart.SpreadChart();
    chart.Size = new Size(500, 500);
    chart.Location = new Point(50, 50);
    chart.Model = model;
    fpSpread1.Sheets[0].Charts.Add(chart);
    MessageBox.Show(series.Count.ToString());
    Dim series As New FarPoint.Win.Chart.TreemapSeries()
    series.Values.AddRange(New Double() {3.5, 1.2, 0.8, 0.6, 0.5, 1.7, 1.1, 0.7, 1.3, 2.0})
    series.Fills.AddRange(New FarPoint.Win.Chart.Fill() {New FarPoint.Win.Chart.GradientFill(Color.Red, Color.Orange), Nothing, Nothing})
    series.Borders.AddRange(New FarPoint.Win.Chart.Line() {New FarPoint.Win.Chart.SolidLine(Color.Black), Nothing, Nothing, Nothing, Nothing, Nothing, Nothing, Nothing, New FarPoint.Win.Chart.SolidLine(Color.Yellow), Nothing, Nothing, Nothing, Nothing, New FarPoint.Win.Chart.SolidLine(Color.Aqua)})
    series.LabelContainsCategoryName = True
    series.LabelContainsValue = True
    series.LabelOption = FarPoint.Win.Chart.LabelOption.Banner
    Dim collection1 As New FarPoint.Win.Chart.StringCollectionItem()
    collection1.AddRange(New String() {"1st", "", "", "", "", "", "2nd", "", "", "3rd"})
    Dim collection2 As New FarPoint.Win.Chart.StringCollectionItem()
    collection2.AddRange(New String() {"Jan", "Feb", "", "", "", "Mar", "Apr", "May", "June", "July"})
    Dim collection3 As New FarPoint.Win.Chart.StringCollectionItem()
    collection3.AddRange(New String() {"", "Week1", "Week2", "Week3", "Week4", "", "", "", "", ""})
    series.CategoryNames.AddRange(New FarPoint.Win.Chart.StringCollectionItem() {collection1, collection2, collection3})
    Dim plotArea As New FarPoint.Win.Chart.TreemapPlotArea()
    plotArea.Location = New PointF(0.2F, 0.2F)
    plotArea.Size = New SizeF(0.6F, 0.6F)
    plotArea.Series.Add(series)
    Dim model As New FarPoint.Win.Chart.ChartModel()
    model.PlotAreas.Add(plotArea)
    Dim chart As New FarPoint.Win.Spread.Chart.SpreadChart()
    chart.Size = New Size(500, 500)
    chart.Location = New Point(50, 50)
    chart.Model = model
    FpSpread1.Sheets(0).Charts.Add(chart)
    MessageBox.Show(series.Count.ToString())
    See Also