Spread Windows Forms 11.0 Product Documentation
Clear Method (LightCollection)
Example 


FarPoint.Win.Chart Assembly > FarPoint.Win.Chart Namespace > LightCollection Class : Clear Method
Removes all lights from the collection.
Syntax
'Declaration
 
Public Sub Clear() 
'Usage
 
Dim instance As LightCollection
 
instance.Clear()
public void Clear()
Example
This example uses the Clear method.
FarPoint.Win.Chart.PieSeries series = new FarPoint.Win.Chart.PieSeries();
series.SeriesName = "Series 1";
series.TopBevel = new FarPoint.Win.Chart.CircleBevel(12.0f, 12.0f);
series.BottomBevel = new FarPoint.Win.Chart.CircleBevel(12.0f, 12.0f);
series.Values.Add(1.0);
series.Values.Add(2.0);
series.Values.Add(4.0);
series.Values.Add(8.0);

FarPoint.Win.Chart.PiePlotArea plotArea = new FarPoint.Win.Chart.PiePlotArea();
plotArea.Location = new PointF(0.2f, 0.2f);
plotArea.Size = new SizeF(0.6f, 0.6f);
plotArea.series.Add(series);

FarPoint.Win.Chart.PositionalLight light0 = new FarPoint.Win.Chart.PositionalLight();
light0.AmbientColor = Color.FromArgb(64, 64, 64);
light0.DiffuseColor = Color.FromArgb(64, 64, 64);
light0.SpecularColor = Color.FromArgb(128, 128, 128);
light0.PositionX = 0.0f;
light0.PositionY = 0.0f;
light0.PositionZ = 100.0f;

FarPoint.Win.Chart.DirectionalLight light1 = new FarPoint.Win.Chart.DirectionalLight();
light1.AmbientColor = Color.FromArgb(64, 64, 64);
light1.DiffuseColor = Color.FromArgb(64, 64, 64);
light1.SpecularColor = Color.FromArgb(128, 128, 128);
light1.DirectionX = 1.0f;
light1.DirectionY = 0.0f;
light1.DirectionZ = 1.0f;

FarPoint.Win.Chart.ChartModel model = new FarPoint.Win.Chart.ChartModel();
model.PlotAreas.Add(plotArea);
model.PlotAreas[0].Lights.Clear();
model.PlotAreas[0].Lights.Add(light0);
model.PlotAreas[0].Lights.Add(light1);

fpChart1.Model = model; 
Dim series As New FarPoint.Win.Chart.PieSeries()
series.SeriesName = "Series 1"
series.TopBevel = New FarPoint.Win.Chart.CircleBevel(12.0F, 12.0F)
series.BottomBevel = New FarPoint.Win.Chart.CircleBevel(12.0F, 12.0F)
series.Values.Add(1.0)
series.Values.Add(2.0)
series.Values.Add(4.0)
series.Values.Add(8.0)

Dim plotArea As New FarPoint.Win.Chart.PiePlotArea()
plotArea.Location = New PointF(0.2F, 0.2F)
plotArea.Size = New SizeF(0.6F, 0.6F)
plotArea.series.Add(series)

Dim light0 As New FarPoint.Win.Chart.PositionalLight()
light0.AmbientColor = Color.FromArgb(64, 64, 64)
light0.DiffuseColor = Color.FromArgb(64, 64, 64)
light0.SpecularColor = Color.FromArgb(128, 128, 128)
light0.PositionX = 0.0F
light0.PositionY = 0.0F
light0.PositionZ = 100.0F

Dim light1 As New FarPoint.Win.Chart.DirectionalLight()
light1.AmbientColor = Color.FromArgb(64, 64, 64)
light1.DiffuseColor = Color.FromArgb(64, 64, 64)
light1.SpecularColor = Color.FromArgb(128, 128, 128)
light1.DirectionX = 1.0F
light1.DirectionY = 0.0F
light1.DirectionZ = 1.0F

Dim model As New FarPoint.Win.Chart.ChartModel()
model.PlotAreas.Add(plotArea)
model.PlotAreas(0).Lights.Clear()
model.PlotAreas(0).Lights.Add(light0)
model.PlotAreas(0).Lights.Add(light1)
fpChart1.Model = model
See Also

Reference

LightCollection Class
LightCollection Members