This creates pairs of x and y coordinates for a egogram, accompanied by alter IDs for each coordinate pair.

layout_egogram(altID, venn_var, pie_var)

## Arguments

altID

Vector of alter IDs.

venn_var

Vector of values representing alter groups corresponding with venns in an egogram.

pie_var

Vector of values representing alter groups corresponding with pieces of pie in an egogram.

## Value

A dataframe with three columns: x, y and altID.