Spread for ASP.NET 8.0 Product Documentation
GradientStyle Enumeration
Example Example 


Specifies the direction of a linear gradient.
Syntax
'Declaration
 
Public Enum GradientStyle 
   Inherits System.Enum
'Usage
 
Dim instance As GradientStyle
public enum GradientStyle : System.Enum 
Members
MemberDescription
BackwardDiagonalGradient is from top right to bottom left
ForwardDiagonalGradient is from top left to bottom right
HorizontalGradient is from left to right
VerticalGradient is from top to bottom
Example
This example sets the GradientStyle enumeration.
FarPoint.Web.Chart.AreaSeries aseries = new FarPoint.Web.Chart.AreaSeries();
aseries.SeriesName = "Series1";
aseries.Values.Add(2);
aseries.Values.Add(4);
aseries.Values.Add(3);
aseries.Values.Add(5);
aseries.AreaFill = new FarPoint.Web.Chart.GradientFill(System.Drawing.Color.Azure, System.Drawing.Color.Bisque);
FarPoint.Web.Chart.AreaSeries aseries1 = new FarPoint.Web.Chart.AreaSeries();
aseries1.SeriesName = "Series2";
aseries1.Values.Add(1);
aseries1.Values.Add(2);
aseries1.Values.Add(4);
aseries1.Values.Add(8);
aseries1.AreaFill = new FarPoint.Web.Chart.GradientFill(System.Drawing.Color.Azure, System.Drawing.Color.Bisque);
aseries.AreaBorder = new FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Blue);
// OR
//aseries1.AreaFill = new FarPoint.Web.Chart.GradientFill(System.Drawing.Color.Azure, System.Drawing.Color.Bisque, FarPoint.Web.Chart.GradientStyle.ForwardDiagonal);
//aseries.AreaBorder = new FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Blue, 2);

//aseries1.AreaFills.Add(new FarPoint.Web.Chart.SolidFill(System.Drawing.Color.LightGreen));
//aseries1.AreaBorders.AddRange(new FarPoint.Web.Chart.Line[] { new FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Black), new
FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Red), new FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Aqua), null
});
FarPoint.Web.Chart.YPlotArea plotArea = new FarPoint.Web.Chart.YPlotArea();
plotArea.Location = new System.Drawing.PointF(0.2F, 0.2F);
plotArea.Size = new System.Drawing.SizeF(0.6F, 0.6F);
plotArea.Series.Add(aseries);
plotArea.Series.Add(aseries1);
FarPoint.Web.Chart.LabelArea Label = new FarPoint.Web.Chart.LabelArea();
Label.Text = "Area Chart";
Label.Location = new System.Drawing.PointF(0.5F, 0.02F);
FarPoint.Web.Chart.LegendArea legend = new FarPoint.Web.Chart.LegendArea();
legend.Location = new System.Drawing.PointF(0.80F, 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;
FpSpread1.Sheets[0].Charts.Add(chart);
Dim aseries As New FarPoint.Web.Chart.AreaSeries
aseries.SeriesName = "Series1"
aseries.Values.Add(2.0)
aseries.Values.Add(4.0)
aseries.Values.Add(3.0)
aseries.Values.Add(5.0)
aseries.AreaFill = New FarPoint.Web.Chart.GradientFill(System.Drawing.Color.Azure, System.Drawing.Color.Bisque)

Dim aseries1 As New FarPoint.Web.Chart.AreaSeries
aseries1.SeriesName = "Series2"
aseries1.Values.Add(1.0)
aseries1.Values.Add(2.0)
aseries1.Values.Add(4.0)
aseries1.Values.Add(8.0)
aseries1.AreaFill = New FarPoint.Web.Chart.GradientFill(System.Drawing.Color.Azure, System.Drawing.Color.Bisque)
aseries.AreaBorder = New FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Blue)
' OR
'aseries1.AreaFill = New FarPoint.Web.Chart.GradientFill(System.Drawing.Color.Azure, System.Drawing.Color.Bisque, FarPoint.Web.Chart.GradientStyle.ForwardDiagonal)
'aseries.AreaBorder = New FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Blue, 2)

'aseries1.AreaFills.Add(New FarPoint.Web.Chart.SolidFill(System.Drawing.Color.LightGreen))
'aseries1.AreaBorders.AddRange(New FarPoint.Web.Chart.Line() {New FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Black), New FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Red), New FarPoint.Web.Chart.SolidLine(System.Drawing.Color.Aqua), Nothing})

Dim plotArea As New FarPoint.Web.Chart.YPlotArea()
plotArea.Location = New System.Drawing.PointF(0.2F, 0.2F)
plotArea.Size = New System.Drawing.SizeF(0.6F, 0.6F)
plotArea.series.Add(aseries)
plotArea.series.Add(aseries1)

Dim Label As New FarPoint.Web.Chart.LabelArea()
Label.Text = "Area 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)
Inheritance Hierarchy

System.Object
   System.ValueType
      System.Enum
         FarPoint.Web.Chart.GradientStyle

Requirements

Target Platforms: Windows 7, Windows 8, Windows Vista, Windows Server 2000, Windows 2000 Professional, Windows XP Professional, Windows NT 4.0 Workstation, SP6, Windows NT 4.0 Server, SP6

See Also

Reference

FarPoint.Web.Chart Namespace

 

 


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