FittingModelCollection AddHorizontalLine Method (String) TIBCO Spotfire 6.0 API Reference
Adds a horizontal reference line. The position of the line is defined by the specified expression, for example "Avg(y)" or "1000.0".

Namespace: Spotfire.Dxp.Application.Visuals.FittingModels
Assembly: Spotfire.Dxp.Application (in Spotfire.Dxp.Application.dll) Version: 13.19.7018.3940 (13.19.7018.3940)
Syntax

public ReferenceLineFittingModel AddHorizontalLine(
	string expression
)

Parameters

expression
Type: System String
The expression defining the position of the line.

Return Value

Type: ReferenceLineFittingModel
A ReferenceLineFittingModel.
Exceptions

ExceptionCondition
System ArgumentNullException Thrown if the expression is null.
Examples

The following example shows how to add a horizontal average line.
ScatterPlot plot = ...;
ReferenceLineFittingModel horizontal = plot.FittingModels.AddHorizontalLine("Avg([Y])");
See Also