/* mapN:
* Convert cluster nodes back to ordinary nodes
* If n is already ordinary, return it.
* Otherwise, we know node's name is "__i:xxx"
* where i is some number and xxx is the nodes's original name.
* Create new node of name xxx if it doesn't exist and add n to clg
* for later deletion.
*/
static node_t *mapN(node_t * n, graph_t * clg)
{
node_t *nn;
char *name;
graph_t *g = agraphof(n);
Agsym_t *sym;
if (!(IS_CLUST_NODE(n)))
return n;
agsubnode(clg, n, 1);
name = strchr(agnameof(n), ':');
assert(name);
name++;
if ((nn = agfindnode(g, name)))
return nn;
nn = agnode(g, name, 1);
agbindrec(nn, "Agnodeinfo_t", sizeof(Agnodeinfo_t), TRUE);
/* Set all attributes to default */
for (sym = agnxtattr(g, AGNODE, NULL); sym; (sym = agnxtattr(g, AGNODE, sym))) {
if (agxget(nn, sym) != sym->defval)
agxset(nn, sym, sym->defval);
}
return nn;
}
static void
emitGraphAttrs (Agraph_t* G, FILE* outFile)
{
Agsym_t* s;
char* v;
for (s = agnxtattr (G, AGRAPH, NULL); s; s = agnxtattr (G, AGRAPH, s)) {
if (*(v = agxget (G, s))) {
emitAttr (s->name, v, outFile, 1);
}
}
}
static int contem_pesos(Agraph_t *Ag) {
char p_str[5];
strcpy(p_str, "peso");
for ( Agsym_t *sym = agnxtattr(Ag, AGEDGE, NULL);
sym;
sym = agnxtattr(Ag, AGEDGE, sym) ) {
if (strcmp(sym->name, p_str) == 0)
return 1;
}
return 0;
}
void listEdgeAttrs (Tcl_Interp * interp, Agraph_t* g)
{
Agsym_t *a = NULL;
while ((a = agnxtattr(g, AGEDGE, a))) {
Tcl_AppendElement(interp, a->name);
}
}
/* copyAttr:
* Copy attributes from src to tgt. Overrides currently
* defined values.
* FIX: we should probably use the default value of the source
* graph when initializing the attribute, rather than "".
* NOTE: We do not assume src and tgt have the same kind.
*/
int copyAttr(Agobj_t * src, Agobj_t * tgt)
{
Agraph_t *srcg;
Agraph_t *tgtg;
Agsym_t *sym = 0;
Agsym_t *tsym = 0;
int skind = AGTYPE(src);
int tkind = AGTYPE(tgt);
char* val;
srcg = agraphof(src);
tgtg = agraphof(tgt);
while ((sym = agnxtattr(srcg, skind, sym))) {
tsym = agattrsym(tgt, sym->name);
if (!tsym)
tsym = agattr(tgtg, tkind, sym->name, sym->defval);
val = agxget(src, sym);
if (aghtmlstr (val)) {
val = agstrdup_html (tgtg, val);
agxset(tgt, tsym, val);
agstrfree (tgtg, val);
}
else
agxset(tgt, tsym, val);
}
return 0;
}
Agsym_t *firstattr(Agraph_t *g)
{
if (!g)
return NULL;
g = agroot(g);
return agnxtattr(g,AGRAPH,NULL);
}
void GraphEdge::updateWithEdge(edge_t* edge)
{
kDebug();
DotRenderOpVec ops;
// decrease mem peak
setRenderOperations(ops);
if (agget(edge, (char*)"_draw_") != NULL)
{
parse_renderop(agget(edge, (char*)"_draw_"), ops);
kDebug() << "element renderOperations size is now " << ops.size();
}
if (agget(edge, (char*)"_ldraw_") != NULL)
{
parse_renderop(agget(edge, (char*)"_ldraw_"), ops);
kDebug() << "element renderOperations size is now " << ops.size();
}
if (agget(edge, (char*)"_hdraw_") != NULL)
{
parse_renderop(agget(edge, (char*)"_hdraw_"), ops);
kDebug() << "element renderOperations size is now " << ops.size();
}
if (agget(edge, (char*)"_tdraw_") != NULL)
{
parse_renderop(agget(edge, (char*)"_tdraw_"), ops);
kDebug() << "element renderOperations size is now " << ops.size();
}
if (agget(edge, (char*)"_hldraw_") != NULL)
{
parse_renderop(agget(edge, (char*)"_hldraw_"), ops);
kDebug() << "element renderOperations size is now " << ops.size();
}
if (agget(edge, (char*)"_tldraw_") != NULL)
{
parse_renderop(agget(edge, (char*)"_tldraw_"), ops);
kDebug() << "element renderOperations size is now " << ops.size();
}
setRenderOperations(ops);
Agsym_t *attr = agnxtattr(agraphof(agtail(edge)), AGEDGE, NULL);
while(attr)
{
kDebug() /*<< edge->name*/ << ":" << attr->name << agxget(edge,attr);
m_attributes[attr->name] = agxget(edge,attr);
attr = agnxtattr(agraphof(agtail(edge)), AGEDGE, attr);
}
}
Agsym_t *firstattr(Agedge_t *e)
{
Agraph_t *g;
if (!e)
return NULL;
g = agraphof(agtail(e));
return agnxtattr(g,AGEDGE,NULL);
}
Agsym_t *firstattr(Agnode_t *n)
{
Agraph_t *g;
if (!n)
return NULL;
g = agraphof(n);
return agnxtattr(g,AGNODE,NULL);
}
Agsym_t *nextattr(Agraph_t *g, Agsym_t *a)
{
int i;
if (!g || !a)
return NULL;
g = agroot(g);
return agnxtattr(g,AGRAPH,a);
}
Agsym_t *nextattr(Agedge_t *e, Agsym_t *a)
{
Agraph_t *g;
int i;
if (!e || !a)
return NULL;
g = agraphof(agtail(e));
return agnxtattr(g,AGEDGE,a);
}
Agsym_t *nextattr(Agnode_t *n, Agsym_t *a)
{
Agraph_t *g;
int i;
if (!n || !a)
return NULL;
g = agraphof(n);
return agnxtattr(g,AGNODE,a);
}
main()
{
Agraph_t *g;
Agnode_t *n;
Agedge_t *e;
Agsym_t *sym;
char *val;
while (g = agread(stdin, NIL(Agdisc_t *))) {
for (n = agfstnode(g); n; n = agnxtnode(n)) {
/*fprintf(stderr,"%s\n", agnameof(n)); */
for (sym = agnxtattr(g, AGNODE, 0); sym;
sym = agnxtattr(g, AGNODE, sym)) {
val = agxget(n, sym);
/*fprintf(stderr,"\t%s=%s\n",sym->name,val); */
}
}
agwrite(g, stdout);
}
}
static void write_attrs(Agobj_t * obj, GVJ_t * job, state_t* sp)
{
Agraph_t* g = agroot(obj);
int type = AGTYPE(obj);
char* attrval;
Agsym_t* sym = agnxtattr(g, type, NULL);
if (!sym) return;
for (; sym; sym = agnxtattr(g, type, sym)) {
if (!(attrval = agxget(obj, sym))) continue;
if ((*attrval == '\0') && !streq(sym->name, "label")) continue;
gvputs(job, ",\n");
indent(job, sp->Level);
gvprintf(job, "\"%s\": ", stoj(sym->name, sp));
if (sp->doXDot && isXDot(sym->name))
write_xdots(agxget(obj, sym), job, sp);
else
gvprintf(job, "\"%s\"", stoj(agxget(obj, sym), sp));
}
}
main()
{
Agraph_t *g;
Agnode_t *n;
Agedge_t *e;
Agsym_t *sym;
char *val;
while (g = agread(stdin, NIL(Agdisc_t *))) {
#ifdef NOTDEF
for (n = agfstnode(g); n; n = agnxtnode(g, n)) {
fprintf(stderr, "%s\n", agnameof(n));
for (sym = agnxtattr(g, AGNODE, 0); sym;
sym = agnxtattr(g, AGNODE, sym)) {
val = agxget(n, sym);
fprintf(stderr, "\t%s=%s\n", sym->name, val);
}
}
#endif
sym = agattr(g, AGRAPH, "nonsense", "junk");
fprintf(stderr,"sym = %x, %s\n", sym, sym? sym->defval : "(none)");
agwrite(g, stdout);
}
}
/*-------------------------------------------------------------------------*\
* Write info about a node to stdout.
* Example:
* n:info()
\*-------------------------------------------------------------------------*/
static int gr_info(lua_State *L)
{
Agraph_t *g;
gr_node_t *ud = tonode(L, 1, STRICT);
Agedge_t *se;
Agsym_t *sym;
g = agraphof(ud->n);
printf("INFO NODE '%s' '%s' id=%lu seq=%d\n", agnameof(ud->n), ud->name, (unsigned long) AGID(ud->n), AGSEQ(ud->n));
printf(" ptr: %p\n", ud->n);
printf(" Symbols:\n");
se = agfstout(g, ud->n);
sym=0;
while ((sym = agnxtattr(g,AGNODE,sym))!=NULL)
printf(" %s = '%s'\n",sym->name,sym->defval);
#if 0
printf(" Out edges: d-out=%d u-out=%d\n", agdegree(g, ud->n, 0, 1), agcountuniqedges(g, ud->n, 0, 1));
#endif
while (se) {
printf(" name: '%s', head: '%s', tail: '%s' id=%lud, seq=%d %p\n",
agnameof(se), agnameof(aghead(se)), agnameof(agtail(se)), (unsigned long) AGID(se), AGSEQ(se), (void*)se);
se = agnxtout(g, se);
}
#if 0
printf(" In edges: d-in=%d u-in=%d\n", agdegree(g, ud->n, 1, 0), agcountuniqedges(g, ud->n, 1, 0));
#endif
se = agfstin(g, ud->n);
while (se) {
printf(" name: '%s', head: '%s', tail: '%s' îd=%lu seq=%d %p\n",
agnameof(se), agnameof(aghead(se)), agnameof(agtail(se)), (unsigned long) AGID(se), AGSEQ(se), (void*)se);
se = agnxtin(g, se);
}
#if 0
printf(" Edges: d-io=%d u-io=%d\n", agdegree(g, ud->n, 1, 1), agcountuniqedges(g, ud->n, 1, 1));
#endif
se = agfstedge(g, ud->n);
while (se) {
printf(" name: '%s', head: '%s', tail: '%s' id=%lud seq=%d %p\n",
agnameof(se), agnameof(aghead(se)), agnameof(agtail(se)), (unsigned long) AGID(se), AGSEQ(se), (void*)se);
se = agnxtedge(g, se, ud->n);
}
return 0;
}
/* copyAttr;
* Copy attributes from src to tgt. Overrides currently
* defined values.
* FIX: we should probably use the default value of the source
* graph when initializing the attribute, rather than "".
* NOTE: We do not assume src and tgt have the same kind.
*/
int copyAttr(Agobj_t * src, Agobj_t * tgt)
{
Agraph_t *srcg;
Agraph_t *tgtg;
Agsym_t *sym = 0;
Agsym_t *tsym = 0;
int skind = AGTYPE(src);
int tkind = AGTYPE(tgt);
srcg = agraphof(src);
tgtg = agraphof(tgt);
while ((sym = agnxtattr(srcg, skind, sym))) {
tsym = agattrsym(tgt, sym->name);
if (!tsym)
tsym = agattr(tgtg, tkind, sym->name, "");
agxset(tgt, tsym, agxget(src, sym));
}
return 0;
}
/* node attributes:
* label
* graphics
* LabelGraphics
*/
static void
emitNodeAttrs (Agraph_t* G, Agnode_t* np, FILE* outFile, int ix)
{
Agsym_t* s;
char* v;
node_attrs attrs;
int doGraphics = 0;
int doLabelGraphics = 0;
char* label = 0;
int style;
double x, y;
/* First, process the attributes, saving the graphics attributes */
memset(&attrs,0, sizeof(attrs));
for (s = agnxtattr (G, AGNODE, NULL); s; s = agnxtattr (G, AGNODE, s)) {
if (streq(s->name, "style")) { /* hasFill outlineStyle invis */
if (*(v = agxget (np, s))) {
style = parseStyle (v);
if (style & INVIS)
attrs.flags |= INVIS;
if (style & FILL)
attrs.flags |= FILL;
if (style & LINE)
attrs.outlineStyle = "line";
if (style & DASH)
attrs.outlineStyle = "dashed";
if (style & DOT)
attrs.outlineStyle = "dotted";
doGraphics = 1;
}
}
else if (streq(s->name, "label")) {
v = agxget (np, s);
if (streq("\\N", v)) {
label = agnameof(np);
emitAttr (s->name, label, outFile, ix);
doLabelGraphics = 1;
}
else if (*v) {
label = v;
emitAttr (s->name, label, outFile, ix);
doLabelGraphics = 1;
}
}
else if (streq(s->name, "penwidth")) {
if (*(v = agxget (np, s))) {
attrs.width = v;
doGraphics = 1;
}
}
else if (streq(s->name, "width")) {
v = agxget (np, s);
if (*v) {
attrs.w = 72.0*atof (v);
attrs.flags |= W_SET;
doGraphics = 1;
}
}
else if (streq(s->name, "height")) {
v = agxget (np, s);
if (*v) {
attrs.h = 72.0*atof (v);
attrs.flags |= H_SET;
doGraphics = 1;
}
}
else if (streq(s->name, "pos")) {
v = agxget (np, s);
if (sscanf (v, "%lf,%lf", &x, &y) == 2) {
doGraphics = 1;
attrs.x = x;
attrs.y = y;
attrs.flags |= POS_SET;
}
}
else if (streq(s->name, "shape")) { /* type */
if (*(v = agxget (np, s))) {
attrs.type = v;
doGraphics = 1;
}
}
else if (streq(s->name, "color")) {
if (*(v = agxget (np, s))) {
attrs.fill = v;
attrs.outline = v;
doGraphics = 1;
}
}
else if (streq(s->name, "fillcolor")) {
if (*(v = agxget (np, s))) {
attrs.fill = v;
doGraphics = 1;
}
}
else if (streq(s->name, "pencolor")) {
if (*(v = agxget (np, s))) {
attrs.outline = v;
doGraphics = 1;
}
}
else if (streq(s->name, "fontname")) { /* fontName */
if (*(v = agxget (np, s))) {
attrs.fontName = v;
doLabelGraphics = 1;
}
}
else if (streq(s->name, "fontsize")) { /* fontSize */
if (*(v = agxget (np, s))) {
attrs.fontSize = v;
doLabelGraphics = 1;
}
}
else if (streq(s->name, "fontcolor")) { /* fontColor */
if (*(v = agxget (np, s))) {
attrs.fontColor = v;
doLabelGraphics = 1;
}
}
else {
v = agxget (np, s);
emitAttr (s->name, v, outFile, ix);
}
}
/* Then, print them, if any */
if (doGraphics) {
fprintf (outFile, " graphics [\n");
if (attrs.flags & POS_SET) {
emitReal ("x", attrs.x, outFile, ix+1);
emitReal ("y", attrs.y, outFile, ix+1);
}
if (attrs.flags & W_SET) {
emitReal ("w", attrs.w, outFile, ix+1);
}
if (attrs.flags & H_SET) {
emitReal ("H", attrs.h, outFile, ix+1);
}
if (attrs.flags & INVIS) {
emitInt ("visible", 0, outFile, ix+1);
}
if (attrs.flags & FILL) {
emitInt ("hasFill", 1, outFile, ix+1);
}
if (attrs.type) {
emitAttr ("type", attrs.type, outFile, ix+1);
}
if (attrs.image) {
emitAttr ("image", attrs.image, outFile, ix+1);
}
if (attrs.fill) {
emitAttr ("fill", attrs.fill, outFile, ix+1);
}
if (attrs.outline) {
emitAttr ("outline", attrs.outline, outFile, ix+1);
}
if (attrs.width) {
emitAttr ("width", attrs.width, outFile, ix+1);
}
if (attrs.outlineStyle) {
emitAttr ("outlineStyle", attrs.outlineStyle, outFile, ix+1);
}
fprintf (outFile, " ]\n");
}
if (doLabelGraphics) {
fprintf (outFile, " LabelGraphics [\n");
if (label) emitAttr ("text", label, outFile, ix+1);
if (attrs.fontColor) {
emitAttr ("fontColor", attrs.fontColor, outFile, ix+1);
}
if (attrs.fontSize) {
emitAttr ("fontSize", attrs.fontSize, outFile, ix+1);
}
if (attrs.fontName) {
emitAttr ("fontName", attrs.fontName, outFile, ix+1);
}
fprintf (outFile, " ]\n");
}
}
/* edge attributes:
* label
* graphics
* LabelGraphics
*/
static void
emitEdgeAttrs (Agraph_t* G, Agedge_t* ep, FILE* outFile, int ix)
{
Agsym_t* s;
char* v;
edge_attrs attrs;
int doGraphics = 0;
int doLabelGraphics = 0;
char* label = 0;
int style;
/* First, process the attributes, saving the graphics attributes */
memset(&attrs,0, sizeof(attrs));
for (s = agnxtattr (G, AGEDGE, NULL); s; s = agnxtattr (G, AGEDGE, s)) {
if (streq(s->name, "style")) { /* hasFill outlineStyle invis */
if (*(v = agxget (ep, s))) {
style = parseStyle (v);
if (style & INVIS)
attrs.flags |= INVIS;
if (style & LINE)
attrs.flags |= LINE;
if (style & DASH)
attrs.flags |= DASH;
if (style & DOT)
attrs.flags |= DOT;
if (style & BOLD)
attrs.width = "2";
doGraphics = 1;
}
}
else if (streq(s->name, "label")) {
if (*(v = agxget (ep, s))) {
label = v;
emitAttr (s->name, label, outFile, ix);
doLabelGraphics = 1;
}
}
else if (streq(s->name, "penwidth")) {
if (*(v = agxget (ep, s))) {
attrs.width = v;
doGraphics = 1;
}
}
else if (streq(s->name, "pos")) {
if (*(v = agxget (ep, s))) {
doGraphics = 1;
attrs.pos = v;
}
}
else if (streq(s->name, "dir")) {
if (*(v = agxget (ep, s))) {
doGraphics = 1;
attrs.arrow = v;
}
}
else if (streq(s->name, "color")) {
if (*(v = agxget (ep, s))) {
attrs.fill = v;
doGraphics = 1;
}
}
else if (streq(s->name, "pencolor")) {
if (*(v = agxget (ep, s))) {
attrs.fill = v;
doGraphics = 1;
}
}
else if (streq(s->name, "arrowhead")) {
if (*(v = agxget (ep, s))) {
attrs.arrowhead = v;
doGraphics = 1;
}
}
else if (streq(s->name, "arrowtail")) {
if (*(v = agxget (ep, s))) {
attrs.arrowtail = v;
doGraphics = 1;
}
}
else if (streq(s->name, "fontname")) { /* fontName */
if (*(v = agxget (ep, s))) {
attrs.fontName = v;
doLabelGraphics = 1;
}
}
else if (streq(s->name, "fontsize")) { /* fontSize */
if (*(v = agxget (ep, s))) {
attrs.fontSize = v;
doLabelGraphics = 1;
}
}
else if (streq(s->name, "fontcolor")) { /* fontColor */
if (*(v = agxget (ep, s))) {
attrs.fontColor = v;
doLabelGraphics = 1;
}
}
else {
v = agxget (ep, s);
emitAttr (s->name, v, outFile, ix);
}
}
/* Then, print them, if any */
if (doGraphics) {
fprintf (outFile, " graphics [\n");
if (attrs.pos) {
emitSpline (attrs.pos, outFile, ix+1);
}
if (attrs.flags & INVIS) {
emitInt ("visible", 0, outFile, ix+1);
}
if (attrs.fill) {
emitAttr ("fill", attrs.fill, outFile, ix+1);
}
if (attrs.width) {
emitAttr ("width", attrs.width, outFile, ix+1);
}
if (attrs.arrowhead) {
emitAttr ("targetArrow", attrs.arrowhead, outFile, ix+1);
}
if (attrs.arrowtail) {
emitAttr ("sourceArrow", attrs.arrowtail, outFile, ix+1);
}
if (attrs.flags & DASH) {
emitAttr ("style", "dashed", outFile, ix+1);
}
else if (attrs.flags & DOT) {
emitAttr ("style", "dotted", outFile, ix+1);
}
else if (attrs.flags & LINE) {
emitAttr ("style", "line", outFile, ix+1);
}
if (attrs.arrow) {
if (streq(attrs.arrow,"forward"))
emitAttr ("arrow", "first", outFile, ix+1);
else if (streq(attrs.arrow,"back"))
emitAttr ("arrow", "last", outFile, ix+1);
else if (streq(attrs.arrow,"both"))
emitAttr ("arrow", "both", outFile, ix+1);
else if (streq(attrs.arrow,"none"))
emitAttr ("arrow", "none", outFile, ix+1);
}
fprintf (outFile, " ]\n");
}
if (doLabelGraphics) {
fprintf (outFile, " LabelGraphics [\n");
if (label) emitAttr ("text", label, outFile, ix+1);
if (attrs.fontColor) {
emitAttr ("fontColor", attrs.fontColor, outFile, ix+1);
}
if (attrs.fontSize) {
emitAttr ("fontSize", attrs.fontSize, outFile, ix+1);
}
if (attrs.fontName) {
emitAttr ("fontName", attrs.fontName, outFile, ix+1);
}
fprintf (outFile, " ]\n");
}
}
int ggen_read_graph(igraph_t *g,FILE *input)
{
Agraph_t *cg;
Agnode_t *v;
Agedge_t *e;
igraph_vector_t edges;
igraph_vector_t vertices;
int err;
unsigned long esize;
unsigned long vsize;
unsigned long from, to;
igraph_integer_t eid;
Agsym_t *att;
/* read the graph */
cg = agread((void *)input,NULL);
if(!cg) return 1;
if(!agisdirected(cg))
{
error("Input graph is undirected\n");
err = 1;
goto error_d;
}
/* init edge array */
err = igraph_vector_init(&edges,2*agnedges(cg));
if(err) goto error_d;
err = igraph_vector_init(&vertices,agnnodes(cg));
if(err) goto error_de;
/* init igraph */
igraph_empty(g,agnnodes(cg),1);
/* asign id to each vertex */
vsize = 0;
for(v = agfstnode(cg); v; v = agnxtnode(cg,v))
VECTOR(vertices)[vsize++] = AGID(v);
/* loop through each edge */
esize = 0;
for(v = agfstnode(cg); v; v = agnxtnode(cg,v))
{
from = find_id(AGID(v),vertices,vsize);
for(e = agfstout(cg,v); e; e = agnxtout(cg,e))
{
to = find_id(AGID(aghead(e)),vertices,vsize);
VECTOR(edges)[esize++] = from;
VECTOR(edges)[esize++] = to;
}
}
/* finish the igraph */
err = igraph_add_edges(g,&edges,NULL);
if(err) goto error;
/* read graph properties */
att = agnxtattr(cg,AGRAPH,NULL);
while(att != NULL)
{
/* copy this attribute to igraph */
SETGAS(g,att->name,agxget(cg,att));
att = agnxtattr(cg,AGRAPH,att);
}
/* we keep the graph name using a special attribute */
SETGAS(g,GGEN_GRAPH_NAME_ATTR,agnameof(cg));
/* read vertex properties */
att = agnxtattr(cg,AGNODE,NULL);
while(att != NULL)
{
/* iterate over all vertices for this attribute */
for(v = agfstnode(cg); v; v = agnxtnode(cg,v))
{
from = find_id(AGID(v),vertices,vsize);
SETVAS(g,att->name,from,agxget(v,att));
}
att = agnxtattr(cg,AGNODE,att);
}
/* we keep each vertex name in a special attribute */
for(v = agfstnode(cg); v; v = agnxtnode(cg,v))
{
from = find_id(AGID(v),vertices,vsize);
SETVAS(g,GGEN_VERTEX_NAME_ATTR,from,agnameof(v));
}
/* read edges properties */
att = agnxtattr(cg,AGEDGE,NULL);
while(att != NULL)
{
/* the only way to iterate over all edges is to iterate
* over the vertices */
for(v = agfstnode(cg); v; v = agnxtnode(cg,v))
{
from = find_id(AGID(v),vertices,vsize);
for(e = agfstout(cg,v); e; e = agnxtout(cg,e))
{
to = find_id(AGID(aghead(e)),vertices,vsize);
igraph_get_eid(g,&eid,from,to,1,0);
SETEAS(g,att->name,eid,agxget(e,att));
}
}
att = agnxtattr(cg,AGEDGE,att);
}
goto cleanup;
error:
igraph_destroy(g);
cleanup:
igraph_vector_destroy(&vertices);
error_de:
igraph_vector_destroy(&edges);
error_d:
agclose(cg);
return err;
}
static void gv_graph_state(GVJ_t *job, graph_t *g)
{
#ifndef WITH_CGRAPH
int i;
#endif
int j;
Agsym_t *a;
gv_argvlist_t *list;
list = &(job->selected_obj_type_name);
j = 0;
if (g == agroot(g)) {
if (agisdirected(g))
gv_argvlist_set_item(list, j++, s_digraph);
else
gv_argvlist_set_item(list, j++, s_graph);
}
else {
gv_argvlist_set_item(list, j++, s_subgraph);
}
gv_argvlist_set_item(list, j++, agnameof(g));
list->argc = j;
list = &(job->selected_obj_attributes);
#ifndef WITH_CGRAPH
for (i = 0, j = 0; i < dtsize(g->univ->globattr->dict); i++) {
a = g->univ->globattr->list[i];
#else
a = NULL;
while ((a = agnxtattr(g, AGRAPH, a))) {
#endif
gv_argvlist_set_item(list, j++, a->name);
#ifndef WITH_CGRAPH
gv_argvlist_set_item(list, j++, agxget(g, a->index));
#else
gv_argvlist_set_item(list, j++, agxget(g, a));
#endif
gv_argvlist_set_item(list, j++, (char*)GVATTR_STRING);
}
list->argc = j;
a = agfindgraphattr(g, s_href);
if (!a)
a = agfindgraphattr(g, s_URL);
if (a)
#ifndef WITH_CGRAPH
job->selected_href = strdup_and_subst_obj(agxget(g, a->index), (void*)g);
#else
job->selected_href = strdup_and_subst_obj(agxget(g, a), (void*)g);
#endif
}
static void gv_node_state(GVJ_t *job, node_t *n)
{
#ifndef WITH_CGRAPH
int i;
#endif
int j;
Agsym_t *a;
Agraph_t *g;
gv_argvlist_t *list;
list = &(job->selected_obj_type_name);
j = 0;
gv_argvlist_set_item(list, j++, s_node);
gv_argvlist_set_item(list, j++, agnameof(n));
list->argc = j;
list = &(job->selected_obj_attributes);
g = agroot(agraphof(n));
#ifndef WITH_CGRAPH
for (i = 0, j = 0; i < dtsize(g->univ->nodeattr->dict); i++) {
a = g->univ->nodeattr->list[i];
#else
a = NULL;
while ((a = agnxtattr(g, AGNODE, a))) {
#endif
gv_argvlist_set_item(list, j++, a->name);
#ifndef WITH_CGRAPH
gv_argvlist_set_item(list, j++, agxget(n, a->index));
#else
gv_argvlist_set_item(list, j++, agxget(n, a));
#endif
}
list->argc = j;
a = agfindnodeattr(agraphof(n), s_href);
if (!a)
a = agfindnodeattr(agraphof(n), s_URL);
if (a)
#ifndef WITH_CGRAPH
job->selected_href = strdup_and_subst_obj(agxget(n, a->index), (void*)n);
#else
job->selected_href = strdup_and_subst_obj(agxget(n, a), (void*)n);
#endif
}
static void gv_edge_state(GVJ_t *job, edge_t *e)
{
#ifndef WITH_CGRAPH
int i;
#endif
int j;
Agsym_t *a;
Agraph_t *g;
gv_argvlist_t *nlist, *alist;
nlist = &(job->selected_obj_type_name);
/* only tail, head, and key are strictly identifying properties,
* but we commonly alse use edge kind (e.g. "->") and tailport,headport
* in edge names */
j = 0;
gv_argvlist_set_item(nlist, j++, s_edge);
gv_argvlist_set_item(nlist, j++, agnameof(agtail(e)));
j++; /* skip tailport slot for now */
gv_argvlist_set_item(nlist, j++, agisdirected(agraphof(agtail(e)))?"->":"--");
gv_argvlist_set_item(nlist, j++, agnameof(aghead(e)));
j++; /* skip headport slot for now */
j++; /* skip key slot for now */
nlist->argc = j;
alist = &(job->selected_obj_attributes);
g = agroot(agraphof(aghead(e)));
#ifndef WITH_CGRAPH
for (i = 0, j = 0; i < dtsize(g->univ->edgeattr->dict); i++) {
a = g->univ->edgeattr->list[i];
#else
a = NULL;
while ((a = agnxtattr(g, AGEDGE, a))) {
#endif
/* tailport and headport can be shown as part of the name, but they
* are not identifying properties of the edge so we
* also list them as modifyable attributes. */
if (strcmp(a->name,s_tailport) == 0)
#ifndef WITH_CGRAPH
gv_argvlist_set_item(nlist, 2, agxget(e, a->index));
#else
gv_argvlist_set_item(nlist, 2, agxget(e, a));
#endif
else if (strcmp(a->name,s_headport) == 0)
#ifndef WITH_CGRAPH
gv_argvlist_set_item(nlist, 5, agxget(e, a->index));
#else
gv_argvlist_set_item(nlist, 5, agxget(e, a));
#endif
/* key is strictly an identifying property to distinguish multiple
* edges between the same node pair. Its non-writable, so
* no need to list it as an attribute as well. */
else if (strcmp(a->name,s_key) == 0) {
#ifndef WITH_CGRAPH
gv_argvlist_set_item(nlist, 6, agxget(e, a->index));
#else
gv_argvlist_set_item(nlist, 6, agxget(e, a));
#endif
continue;
}
gv_argvlist_set_item(alist, j++, a->name);
#ifndef WITH_CGRAPH
gv_argvlist_set_item(alist, j++, agxget(e, a->index));
#else
gv_argvlist_set_item(alist, j++, agxget(e, a));
#endif
}