static void undoCompound(edge_t * e, graph_t * clg)
{
node_t *t = agtail(e);
node_t *h = aghead(e);
node_t *ntail;
node_t *nhead;
edge_t* ce;
if (!(IS_CLUST_NODE(t) || IS_CLUST_NODE(h)))
return;
ntail = mapN(t, clg);
nhead = mapN(h, clg);
ce = cloneEdge(e, ntail, nhead);
/* transfer drawing information */
ED_spl(ce) = ED_spl(e);
ED_spl(e) = NULL;
ED_label(ce) = ED_label(e);
ED_label(e) = NULL;
ED_xlabel(ce) = ED_xlabel(e);
ED_xlabel(e) = NULL;
ED_head_label(ce) = ED_head_label(e);
ED_head_label(e) = NULL;
ED_tail_label(ce) = ED_tail_label(e);
ED_tail_label(e) = NULL;
gv_cleanup_edge(e);
}
void sfdp_cleanup(graph_t * g)
{
node_t *n;
edge_t *e;
for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
for (e = agfstout(g, n); e; e = agnxtout(g, e)) {
gv_cleanup_edge(e);
}
gv_cleanup_node(n);
}
sfdp_cleanup_graph(g);
}
/* delete the layout (but retain the underlying graph) */
void dot_cleanup(graph_t * g)
{
node_t *n;
edge_t *e;
free_virtual_node_list(GD_nlist(g));
for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
for (e = agfstout(g, n); e; e = agnxtout(g, e)) {
gv_cleanup_edge(e);
}
dot_cleanup_node(n);
}
dot_cleanup_graph(g);
}
void fdp_cleanup(graph_t * g)
{
node_t *n;
edge_t *e;
n = agfstnode(g);
free(ND_alg(n));
for (; n; n = agnxtnode(g, n)) {
for (e = agfstedge(g, n); e; e = agnxtedge(g, e, n)) {
gv_cleanup_edge(e);
}
gv_cleanup_node(n);
}
fdp_cleanup_graph(g);
}
/* twopi_cleanup:
* The ND_alg data used by twopi is freed in twopi_layout
* before edge routing as edge routing may use this field.
*/
void twopi_cleanup(graph_t * g)
{
node_t *n;
edge_t *e;
n = agfstnode (g);
if (!n) return; /* empty graph */
/* free (ND_alg(n)); */
for (; n; n = agnxtnode(g, n)) {
for (e = agfstout(g, n); e; e = agnxtout(g, e)) {
gv_cleanup_edge(e);
}
gv_cleanup_node(n);
}
twopi_cleanup_graph(g);
}
