How to add a Line From Column Values to a Visualization in Spotfire® Using IronPython Scripting

Introduction

This article provides a sample script on how to add a "Line from column values"  fitting model to a visualization

Code Sample

# Copyright © 2017. TIBCO Software Inc. Licensed under TIBCO BSD-style license.

from Spotfire.Dxp.Application.Visuals import *
from Spotfire.Dxp.Application.Visuals.FittingModels import *
#get the data table
table=Document.Data.Tables["myDataTable"]
# define vis as script parameter referring to your visualization 
lchart=vis.As[ScatterPlot]()
# Add a ColumnValuesLine fitting model
fModel=lchart.FittingModels.AddNew(ColumnValuesLine)
#Define the model
fModel.DataTableReference=table
fModel.XColumnReference=table.Columns["columnA"]
fModel.YColumnReference=table.Columns["columnB"]

#get the ReferenceCurve
line=fModel.Line
#set a custom name to the line
line.CustomDisplayName="myLine"
line.IsBackground=True
line.LineStyle=LineStyle.Dot

References

• API Reference: ScatterPlot
• API Reference: FittingModelCollection
• API Reference: ColumnValuesLine
• API Reference: ReferenceCurve

License:  TIBCO BSD-Style License

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