position4gn: proposes positions for the nodes of a gn object

Description

Following some heuristics computes new positions for a /gn/

Usage

1
position4gn(gn, heur="a")

Arguments

gn

gn object

heur

(='a') indicates which heuristic must be used. (a) for acp on the arc, (h) adapted for hierarchical trees from roots, (h2) idem but with vertical alternance, (H) adapted for hierarchical trees from leafs, (H2) idem but with vertical a

Value

The same 'gn' object with the new positions


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