family_palette: Generate a color palette for nodes family
Description
From a list of food families, create a color for each family.
Usage
family_palette(family)
Arguments
family
(list) : can be either the family column from the
legend table, or just a list of the families.
In all cases, the parameter will be converted as a factor
and sorted (alphabetically or numerically)
Only its unique values are necessary.
Value
A list of key and values.
- keys are the family names
- values are the color
Details
Very useful when comparing graphs with the same families.
It can be used by itself, but this function was created to be the
family_palette argument when calling
display_graph_from_links_nodes() The colors will be
automatically added to the graph (nodes and legend)