Nothing
colobary.roots<-function(parent,level,colothre=min(level),paletti=NULL)
{
mt<-multitree(parent) #roots<-mt$roots child<-mt$child sibling<-mt$sibling
itemnum<-length(mt$child)
colot<-matrix("",itemnum,1)
rootnum<-length(mt$roots)
if (is.null(paletti))
paletti<-c("red","blue","green",
"orange","navy","darkgreen",
"orchid","aquamarine","turquoise",
"pink","violet","magenta","chocolate","cyan",
colors()[50:657],colors()[50:657])
hep<-1
for (i in 1:rootnum){
curroot<-mt$roots[i]
colot[curroot]<-paletti[hep]
hep<-hep+1
if (mt$child[curroot]>0){
pino<-matrix(0,itemnum,1)
pino[1]<-mt$child[curroot]
pinin<-1
while (pinin>0){
cur<-pino[pinin] #take from stack
pinin<-pinin-1
if ((mt$sibling[cur]==0)||(level[parent[cur]]<colothre))
colot[cur]<-colot[parent[cur]]
else{
colot[cur]<-paletti[hep]
hep<-hep+1
}
# put to the stack
if (mt$sibling[cur]>0){
pinin<-pinin+1
pino[pinin]<-mt$sibling[cur]
}
# go to left and put right nodes to the stack
while (mt$child[cur]>0){
cur<-mt$child[cur]
if ((mt$sibling[cur]==0)||(level[parent[cur]]<colothre))
colot[cur]<-colot[parent[cur]]
else{
colot[cur]<-paletti[hep]
hep<-hep+1
}
if (mt$sibling[cur]>0){
pinin<-pinin+1
pino[pinin]<-mt$sibling[cur]
}
}
}#while (pinin>0)
}
}
return(colot)
}
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