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/* -*- C++ -*-
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*
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* This file is a part of LEMON, a generic C++ optimization library
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*
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* Copyright (C) 2003-2006
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* Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
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* (Egervary Research Group on Combinatorial Optimization, EGRES).
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*
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* Permission to use, modify and distribute this software is granted
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* provided that this copyright notice appears in all copies. For
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* precise terms see the accompanying LICENSE file.
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*
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* This software is provided "AS IS" with no warranty of any kind,
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* express or implied, and with no claim as to its suitability for any
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* purpose.
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*
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*/
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#include <lemon/kruskal.h>
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#include <mapstorage.h>
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#include <mapselector.h>
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#include <algobox.h>
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#include <kruskalbox.h>
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enum {INPUT, OUTPUT, MAP_NUM};
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KruskalBox::KruskalBox(std::vector<std::string> t):AlgoBox()
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{
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init(t);
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}
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void KruskalBox::run()
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{
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if(
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tabcbt.get_active_text()!="" &&
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(arcmapcbts[INPUT])->get_active_text()!="" &&
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(arcmapcbts[OUTPUT])->get_active_text()!=""
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)
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{
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const Digraph &g=mapstorage->getDigraph();
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std::string input_map_name = arcmapcbts[INPUT]->get_active_text();
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Digraph::ArcMap<bool> outputmap(g);
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const MapStorage::NumericArcMap& inputmap=
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mapstorage->getNumericArcMap(input_map_name);
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double res=kruskal(g, inputmap, outputmap);
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for (ArcIt i(g); i!=INVALID; ++i)
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{
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if(outputmap[i])
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{
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mapstorage->set(arcmapcbts[OUTPUT]->get_active_text(), i, 1.0);
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}
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else
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{
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mapstorage->set(arcmapcbts[OUTPUT]->get_active_text(), i, 0.0);
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}
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}
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std::ostringstream o;
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o << "Result: " << res;
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resultlabel.set_text(o.str());
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mapstorage->mapChanged(true, (arcmapcbts[OUTPUT])->get_active_text());
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// mapstorage->changeActiveMap(true, E_COLOR,
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// (arcmapcbts[OUTPUT])->get_active_text());
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// mapstorage->changeActiveMap(true, E_TEXT,
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// (arcmapcbts[INPUT])->get_active_text());
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}
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}
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void KruskalBox::build_box()
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{
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std::vector<std::string> empty_vector;
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addMapSelector("Arccosts: ", true, NUM);
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addMapSelector("Arcs of tree here: ", true, NUM);
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resultlabel.set_text("Result: algorithm is not run yet.");
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pack_start(resultlabel);
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}
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