RnavGraph (version 0.1.8)

ng_get_size: Extract point sizes from an active navGraph session for a particular data set.

Description

If you use the brush and resisizing tool in navGraph, you can retrieve your point sizes information with this function as long the navGraph session is still active.

Usage

ng_get_size(obj, dataName)

Arguments

obj

A navgraph handler of an active navGraph session.

dataName

String of the data name. If not specified and only one data set is beeing used in the navGraph session, it will default to this data. Otherwise, if multiple data sets are being used in a navGraph session, the function will list the name of these data sets and ask you to specify one.

Value

Nummerical vector with size values for each point.

See Also

navGraph, ng_set_size<-, ng_get_color, ng_set_color<-

Examples

## Define a NG_data object
ng.iris <- ng_data(name = "IrisData", data = iris[,1:4])

## start a navGraph session
nav <- navGraph(ng.iris)

## get sizes from active navGraph session
sizes <- ng_get_size(nav, "IrisData")