ng_get_color: Extract point coloring from an active navGraph session for a...
In RnavGraph: Using Graphs as a Navigational Infrastructure

Description Usage Arguments Value Author(s) See Also Examples

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

1	ng_get_color(obj, dataName)

`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.

Vector with color values for each point.

Adrian Waddell and Wayne Oldford

navGraph, ng_set_color<-, ng_get_size, ng_set_size<-

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

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

## get colors from active navGraph session
cols <- ng_get_color(nav, "IrisData")