#include <kruskalbox.h>

 enum {INPUT, OUTPUT, MAP_NUM};

 KruskalBox::KruskalBox(std::vector<std::string> t):AlgoBox()

 {

   init(t);

 }

 void KruskalBox::run()

 {

   Graph g=mapstorage->graph;

   Graph::EdgeMap<double> * inputmap=

     ((mapstorage->edgemap_storage)[(edgemapcbts[INPUT])->get_active_text()]);

   Graph::EdgeMap<bool> outputmap(g);

   double res=kruskal(g, *inputmap, outputmap);

   for (EdgeIt i(g); i!=INVALID; ++i)

   {

     if(outputmap[i])

       {

 	(*((mapstorage->edgemap_storage)[(edgemapcbts[OUTPUT])->

 					 get_active_text()]))[i]=1;

       }

     else

       {

 	(*((mapstorage->edgemap_storage)[(edgemapcbts[OUTPUT])->

 					 get_active_text()]))[i]=0;

       }

   }

   std::ostringstream o;

   o << "Result: " << res;

   resultlabel.set_text(o.str());

   mapstorage->mapChanged(true, (edgemapcbts[OUTPUT])->get_active_text());

   //   mapstorage->changeActiveMap(true, E_COLOR,

   // 			      (edgemapcbts[OUTPUT])->get_active_text());

   //   mapstorage->changeActiveMap(true, E_TEXT,

   // 			      (edgemapcbts[INPUT])->get_active_text());

 }

 void KruskalBox::build_box()

 {

   edgemapcbts.resize(MAP_NUM);

   Gtk::HBox * hbox;

   hbox=new Gtk::HBox();

   label=new Gtk::Label("Edgecosts: ");

   edgemapcbts[0]=new Gtk::ComboBoxText();

   hbox->pack_start(*label);

   hbox->pack_start(*(edgemapcbts[INPUT]));

   pack_start(*hbox);

   hbox=new Gtk::HBox();

   label=new Gtk::Label("Edges of tree here: ");

   edgemapcbts[1]=new Gtk::ComboBoxText();

   hbox->pack_start(*label);

   hbox->pack_start(*(edgemapcbts[OUTPUT]));

   pack_start(*hbox);

   resultlabel.set_text("Result: algorithm is not run yet.");

   pack_start(resultlabel);

 }