示例#1
0
void fdp_init_node_edge(graph_t * g)
{
    attrsym_t *E_len;
    node_t *n;
    edge_t *e;
    int nn = agnnodes(g);
    int i;
    ndata* alg = N_NEW(nn, ndata);

    processClusterEdges(g);

    GD_neato_nlist(g) = N_NEW(nn + 1, node_t *);

    for (i = 0, n = agfstnode(g); n; n = agnxtnode(g, n)) {
	neato_init_node (n);
	ND_alg(n) = alg + i;
	GD_neato_nlist(g)[i] = n;
	ND_id(n) = i++;
    }

    E_len = agfindattr(g->proto->e, "len");
    for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
	for (e = agfstout(g, n); e; e = agnxtout(g, e)) {
	    init_edge(e, E_len);
	}
    }
    initialPositions(g);

}
示例#2
0
文件: gvpack.c 项目: ekoontz/graphviz
/* init_node_edge:
 * initialize node and edge attributes
 */
static void init_node_edge(Agraph_t * g)
{
    node_t *n;
    edge_t *e;
    int nG = agnnodes(g);
    attrsym_t *N_pos = agfindattr(g->proto->n, "pos");
    attrsym_t *N_pin = agfindattr(g->proto->n, "pin");

    for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
	neato_init_node(n);
	user_pos(N_pos, N_pin, n, nG);	/* set user position if given */
    }
    for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
	for (e = agfstout(g, n); e; e = agnxtout(g, e))
	    common_init_edge(e);
    }
}
示例#3
0
static void circular_init_node_edge(graph_t * g)
{
    node_t *n;
    edge_t *e;
    int i = 0;
    ndata* alg = N_NEW(agnnodes(g), ndata);

    GD_neato_nlist(g) = N_NEW(agnnodes(g) + 1, node_t *);
    for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
	neato_init_node(n);
	ND_alg(n) = alg + i;
	GD_neato_nlist(g)[i++] = n;
    }
    for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
	for (e = agfstout(g, n); e; e = agnxtout(g, e)) {
	    circular_init_edge(e);
	}
    }
}
示例#4
0
static void twopi_init_node_edge(graph_t * g)
{
    node_t *n;
    edge_t *e;
    int i = 0;
    int n_nodes = agnnodes(g);
    rdata* alg;

    alg = N_NEW(n_nodes, rdata);
    GD_neato_nlist(g) = N_NEW(n_nodes + 1, node_t *);
    for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
	neato_init_node(n);
	ND_alg(n) = alg + i;
	GD_neato_nlist(g)[i++] = n;
    }
    for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
	for (e = agfstout(g, n); e; e = agnxtout(g, e)) {
	    twopi_init_edge(e);
	}
    }
}
示例#5
0
static void sfdp_init_node_edge(graph_t * g)
{
    node_t *n;
    edge_t *e;
#if 0
    int nnodes = agnnodes(g);
    attrsym_t *N_pos = agfindnodeattr(g, "pos");
#endif

    for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
	neato_init_node(n);
#if 0
   FIX so that user positions works with multiscale
	user_pos(N_pos, NULL, n, nnodes); 
#endif
    }
    for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
	for (e = agfstout(g, n); e; e = agnxtout(g, e))
	    sfdp_init_edge(e);
    }
}