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/**
*
* This file is part of Tulip (https://tulip.labri.fr)
*
* Authors: David Auber and the Tulip development Team
* from LaBRI, University of Bordeaux
*
* Tulip is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* Tulip is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
*/
#include "SpanningTreeSelection.h"
#include <tulip/GraphTools.h>
PLUGIN(SpanningTreeSelection)
using namespace std;
using namespace tlp;
SpanningTreeSelection::SpanningTreeSelection(const tlp::PluginContext *context)
: BooleanAlgorithm(context) {
addOutParameter<unsigned int>("#edges selected", "The number of 'tree' selected edges");
}
///===========================================================
bool SpanningTreeSelection::run() {
// first initialize result
result->setAllNodeValue(false);
result->setAllEdgeValue(false);
if (graph->existProperty("viewSelection")) {
BooleanProperty *viewSelection = graph->getProperty<BooleanProperty>("viewSelection");
for (auto n : graph->nodes()) {
if (viewSelection->getNodeValue(n) == true) {
result->setNodeValue(n, true);
}
}
}
selectSpanningForest(graph, result, pluginProgress);
// output some useful information
if (dataSet != nullptr)
dataSet->set("#edges selected", result->numberOfNonDefaultValuatedEdges());
return true;
}
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