Spread for ASP.NET 8.0 Product Documentation
GradientFill Constructor(Color,Color,GradientStyle)
Example 


Start color of the gradient
End color of the gradient
Style of gradient
Creates a new gradient fill with the specified colors and the specified style of gradient.
Syntax
'Declaration
 
Public Function New( _
   ByVal color0 As Color, _
   ByVal color1 As Color, _
   ByVal style As GradientStyle _
)
'Usage
 
Dim color0 As Color
Dim color1 As Color
Dim style As GradientStyle
 
Dim instance As New GradientFill(color0, color1, style)
public GradientFill( 
   Color color0,
   Color color1,
   GradientStyle style
)

Parameters

color0
Start color of the gradient
color1
End color of the gradient
style
Style of gradient
Example
This example creates a gradient.
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)
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

GradientFill Class
GradientFill Members
Overload List

 

 


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