bool ItemSet::isEqual(ItemSet &it) {
if(this->numberOfItem()!=it.numberOfItem())
return false;
for(int i=0; i<(it.numberOfItem()); i++)
if(!this->isExitItem(*(it.getItem(i))))
return false;
return true;
}
bool ViewItemSet::checkItemSet(node nodeleaf,vector<node> &nodeitemset,vector<edge> &path,ItemSet& its){
Graph *graph=getGlMainWidget()->getGraph();
StringProperty *name =graph->getLocalProperty<StringProperty>("viewLabel");
string leaf=name->getNodeStringValue(nodeleaf);
Item *itemleaf=new Item(leaf);
node cursor=nodeleaf;
for(int j=its.numberOfItem()-1;j>-1;j--){
while(!graph->indeg(cursor)==0){
if((*its.getItem(j))>*itemleaf)
return false;
if(*(itemleaf)==(*(its.getItem(j)))){
nodeitemset.push_back(cursor);
cursor=graph->getInNode(cursor,1);
leaf=name->getNodeStringValue(cursor);
itemleaf->setName(leaf);
break;
}else{
cursor=graph->getInNode(cursor,1);
leaf=name->getNodeStringValue(cursor);
itemleaf->setName(leaf);
}
}
}
if(nodeitemset.size()>1)
{ cursor=nodeitemset[0];
while(cursor!=nodeitemset[nodeitemset.size()-1]){
path.push_back((graph->getInEdges(cursor))->next());
cursor=graph->getInNode(cursor,1);
}
}
if(nodeitemset.size()==its.numberOfItem())
return true;
else return false;
}
bool ItemSet::checkSubSet(ItemSet &it) {
for(int i=0; i<it.numberOfItem(); i++)
if(!this->isExitItem(*(it.getItem(i))))
return false;
return true;
}
