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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.
*
*/
#ifndef PATHFINDERCOMPONENT_H_
#define PATHFINDERCOMPONENT_H_
#include <QSet>
#include <tulip/GLInteractor.h>
#include <tulip/Node.h>
namespace tlp {
class Graph;
class GlMainView;
class BooleanProperty;
class DoubleProperty;
class PathHighlighter;
class PathFinder;
/**
* @brief The main component of the PathFinder interactor. Runs the path finding algorithm when two
* nodes have been selected and
* triggers the highlighters if a path has been found.
*/
class PathFinderComponent : public GLInteractorComponent {
public:
PathFinderComponent(PathFinder *parent);
~PathFinderComponent() override;
bool eventFilter(QObject *, QEvent *) override;
/**
* Install a path highlighter. This highlighter is not always activated. The component will ask
* its interactor parent before triggering an highlighter.
* @param highlighter The highlighter to install.
*/
void addHighlighter(PathHighlighter *highlighter);
/**
* @return A list of all the installed highlighters.
*/
QSet<PathHighlighter *> getHighlighters();
void init() override;
void clear() override;
private:
tlp::Graph *lastGraph;
tlp::node src;
tlp::node tgt;
tlp::node tmp;
PathFinder *parent;
bool graphPopable;
QSet<PathHighlighter *> highlighters;
void runHighlighters(tlp::GlMainWidget *glMainWidget, tlp::BooleanProperty *selection,
tlp::node src, tlp::node tgt);
void clearHighlighters(tlp::GlMainWidget *glMainWidget);
void selectPath(GlMainWidget *glMainWidget, tlp::Graph *graph);
PathHighlighter *findHighlighter(const std::string &name);
};
} // namespace tlp
#endif /* PATHFINDERCOMPONENT_H_ */
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