Spread for ASP.NET 9.0 Product Documentation
Values Property (XYZSurfaceSeries)
Example 


Gets the collection of values for the series.
Syntax
'Declaration
 
Public ReadOnly Property Values As DoubleCollectionCollection
'Usage
 
Dim instance As XYZSurfaceSeries
Dim value As DoubleCollectionCollection
 
value = instance.Values
public DoubleCollectionCollection Values {get;}
Example
This example uses the Values property.
int count0 = 30;
int count1 = 30;
double y, x, z;
double[,] values = new double[count0, count1];
const double interval0 = 30.0;
const double interval1 = 30.0;
double increment0 = (interval0 / count0);
double increment1 = (interval1 / count1);
z = -(interval0 / 2);
for(int i = 0; i < count0; i++, z += increment0)
{
  x = -(interval1 / 2);
  for(int j = 0; j < count1; j++, x += increment1)
   {
     y = (x * x) - (z * z);
     y += 200 * Math.Sin(x / 4.0) * Math.Cos(z / 4.0);
     values[i, j] = y;
   }
}

FarPoint.Web.Chart.XYZSurfaceSeries series = new FarPoint.Web.Chart.XYZSurfaceSeries();
series.SeriesName = "Series 0";
for (int i = 0; i < values.GetLength(0); i++)
 {
   series.Values.Add(new FarPoint.Web.Chart.DoubleCollection());
   for (int j = 0; j < values.GetLength(1); j++)
 {
    series.Values[i].Add(values[i,j]);
  }
}

FarPoint.Web.Chart.XYZPlotArea plotArea = new FarPoint.Web.Chart.XYZPlotArea();
plotArea.Location = new PointF(0.2f, 0.2f);
plotArea.Size = new SizeF(0.6f, 0.6f);
plotArea.Series.Add(series);

FarPoint.Web.Chart.LabelArea label = new FarPoint.Web.Chart.LabelArea();
label.Text = "Surface Chart";
label.Location = new PointF(0.5f, 0.02f);
label.AlignmentX = 0.5f;
label.AlignmentY = 0.0f;
FarPoint.Web.Chart.LegendArea legend = new FarPoint.Web.Chart.LegendArea();
legend.Location = new PointF(0.98f, 0.5f);
legend.AlignmentX = 1.0f;
legend.AlignmentY = 0.5f;

FarPoint.Web.Chart.ChartModel model = new FarPoint.Web.Chart.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;
chart.ViewType = FarPoint.Web.Chart.ChartViewType.View3D;
fpSpread1.Sheets[0].Charts.Add(chart);
Dim count0 As Integer = 30
Dim count1 As Integer = 30
Dim y As Double, x As Double, z As Double
Dim values As Double(,) = New Double(count0 - 1, count1 - 1) {}
Const interval0 As Double = 30.0R
Const interval1 As Double = 30.0R
Dim increment0 As Double = (interval0 / count0)
Dim increment1 As Double = (interval1 / count1)
z = -(interval0 / 2)
Dim i As Integer = 0
While i < count0
    x = -(interval1 / 2)
    Dim j As Integer = 0
    While j < count1
        y = (x * x) - (z * z)
        y += 200 * Math.Sin(x / 4.0R) * Math.Cos(z / 4.0R)
        values(i, j) = y
        j += 1
        x += increment1
    End While
    i += 1
    z += increment0
End While

Dim series As New FarPoint.Web.Chart.XYZSurfaceSeries()
series.SeriesName = "Series 0"

For i = 0 To values.GetLength(0) - 1
    series.Values.Add(New FarPoint.Web.Chart.DoubleCollection())
    For j As Integer = 0 To values.GetLength(1) - 1
        series.Values(i).Add(values(i, j))
    Next
Next
Dim plotArea As New FarPoint.Web.Chart.XYZPlotArea()
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 = "Surface 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
chart.ViewType = FarPoint.Web.Chart.ChartViewType.View3D
FpSpread1.Sheets(0).Charts.Add(chart)
Requirements

Target Platforms: Windows 7, Windows 8, Windows 10, Windows Vista, Windows Server 2003, Windows Server 2008, Windows Server 2012, Windows XP Professional

See Also

Reference

XYZSurfaceSeries Class
XYZSurfaceSeries Members

 

 


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