Spread Windows Forms 8.0 Product Documentation
DropLinesLine Property (LineSeries)
Example 


Gets or sets the line used to draw the drop lines.
Syntax
'Declaration
 
Public Property DropLinesLine As Line
'Usage
 
Dim instance As LineSeries
Dim value As Line
 
instance.DropLinesLine = value
 
value = instance.DropLinesLine
public Line DropLinesLine {get; set;}
Remarks
Value of null (Nothing in VB) indicates that the line is unset for the series.
Example
This example uses the DropLinesLine property.
FarPoint.Win.Chart.LineSeries series1 = new FarPoint.Win.Chart.LineSeries();
series1.PointMarker = new FarPoint.Win.Chart.BuiltinMarker(FarPoint.Win.Chart.MarkerShape.Circle, 7.0f);
series1.PointFill = new FarPoint.Win.Chart.GradientFill(System.Drawing.Color.Coral, System.Drawing.Color.Crimson);
series1.PointBorder = new FarPoint.Win.Chart.SolidLine(System.Drawing.Color.Yellow);
series1.LineBorder = new FarPoint.Win.Chart.SolidLine(System.Drawing.Color.Magenta);
series1.DropLinesVisible = true;
series1.DropLinesLine = new FarPoint.Win.Chart.SolidLine(System.Drawing.Color.BurlyWood);
series1.Values.Add(8.0);
series1.Values.Add(12.0);
series1.Values.Add(14.0);
series1.Values.Add(15.0);
FarPoint.Win.Chart.YPlotArea plotArea = new FarPoint.Win.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(series1);
FarPoint.Win.Chart.LabelArea labelArea = new FarPoint.Win.Chart.LabelArea();
labelArea.Location = new System.Drawing.PointF(0.5f, 0.02f);
labelArea.AlignmentX = 0.5f;
labelArea.AlignmentY = 0.0f;
labelArea.Text = "Chart";
FarPoint.Win.Chart.ChartModel model = new FarPoint.Win.Chart.ChartModel();
model.LabelAreas.Add(labelArea);
model.PlotAreas.Add(plotArea);
FarPoint.Win.Spread.Chart.SpreadChart chart = new FarPoint.Win.Spread.Chart.SpreadChart();
chart.Size = new Size(200, 200);
chart.Location = new Point(100, 100);
chart.Model = model;
FpSpread1.Sheets[0].Charts.Add(chart);
Dim series1 As New FarPoint.Win.Chart.LineSeries()
series1.PointMarker = New FarPoint.Win.Chart.BuiltinMarker(FarPoint.Win.Chart.MarkerShape.Circle, 7.0F)
series1.PointFill = New FarPoint.Win.Chart.GradientFill(System.Drawing.Color.Coral, System.Drawing.Color.Crimson)
series1.PointBorder = New FarPoint.Win.Chart.SolidLine(System.Drawing.Color.Yellow)
series1.LineBorder = New FarPoint.Win.Chart.SolidLine(System.Drawing.Color.Magenta)
series1.DropLinesVisible = True
series1.DropLinesLine = New FarPoint.Win.Chart.SolidLine(System.Drawing.Color.BurlyWood)
series1.Values.Add(8.0)
series1.Values.Add(12.0)
series1.Values.Add(14.0)
series1.Values.Add(15.0)
Dim plotArea As New FarPoint.Win.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(series1)
Dim labelArea As New FarPoint.Win.Chart.LabelArea()
labelArea.Location = New System.Drawing.PointF(0.5F, 0.02F)
labelArea.AlignmentX = 0.5F
labelArea.AlignmentY = 0.0F
labelArea.Text = "Chart"
Dim model As New FarPoint.Win.Chart.ChartModel()
model.LabelAreas.Add(labelArea)
model.PlotAreas.Add(plotArea)
Dim chart As New FarPoint.Win.Spread.Chart.SpreadChart()
chart.Size = New Size(200, 200)
chart.Location = New Point(100, 100)
chart.Model = model
FpSpread1.Sheets(0).Charts.Add(chart)
Requirements

Target Platforms: Windows 2000 Professional (SP4), Windows 2000 Server, Windows 2003 Server (SP1), Windows 2008, Windows XP (SP2), Windows Vista, Windows 7, Windows 8

See Also

Reference

LineSeries Class
LineSeries Members

 

 


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