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/**
*
* This file is part of Tulip (www.tulip-software.org)
*
* 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 <ogdf/energybased/SpringEmbedderFRExact.h>
#include "tulip2ogdf/OGDFLayoutPluginBase.h"
#include <tulip/StringCollection.h>
#define ELT_COOLING "Cooling function"
#define ELT_COOLINGLIST "Factor;Logarithmic"
#define ELT_FACTOR 0
#define ELT_LOGARITHMIC 1
// comments below have been extracted from OGDF/src/energybased/SpringEmbedderFRExact.cpp
/** \addtogroup layout */
/**
* Implementation of Spring-Embedder (Fruchterman,Reingold)
* algorithm with exact force computations.
*
* \author Carsten Gutwenger
*
* \par License:
* This is part of the Open Graph Drawing Framework (OGDF).
* Copyright (C) 2005-2009
*
* \par
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* Version 2 or 3 as published by the Free Software Foundation
* and appearing in the files LICENSE_GPL_v2.txt and
* LICENSE_GPL_v3.txt included in the packaging of this file.
*
* \par
* In addition, as a special exception, you have permission to link
* this software with the libraries of the COIN-OR Osi project
* (http://www.coin-or.org/projects/Osi.xml), all libraries required
* by Osi, and all LP-solver libraries directly supported by the
* COIN-OR Osi project, and distribute executables, as long as
* you follow the requirements of the GNU General Public License
* in regard to all of the software in the executable aside from these
* third-party libraries.
*
* \par
* This program 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.
*
* \par
* You should have received a copy of the GNU General Public
* License along with this program; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
* \see http://www.gnu.org/copyleft/gpl.html
***************************************************************/
class OGDFFrutchermanReingold: public OGDFLayoutPluginBase {
public:
PLUGININFORMATION("Frutcherman Reingold (OGDF)","Stephan Hachul","15/11/2007", "Implements the Fruchterman and Reingold layout algorithm, first published as:<br/><b>Graph Drawing by Force-Directed Placement</b>, Fruchterman, Thomas M. J., Reingold, Edward M., Software – Practice & Experience (Wiley) Volume 21, Issue 11, pages 1129–1164, (1991)", "1.1","Force Directed")
OGDFFrutchermanReingold(const tlp::PluginContext* context);
~OGDFFrutchermanReingold();
void beforeCall();
};
/*Nom de la classe, Nom du plugins, nom de l'auteur,date de
creation,informations, realease, groupe*/
PLUGIN(OGDFFrutchermanReingold)
OGDFFrutchermanReingold::OGDFFrutchermanReingold(const tlp::PluginContext* context) :
OGDFLayoutPluginBase(context, new ogdf::SpringEmbedderFRExact()) {
addInParameter<int>("iterations",
HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "int" )
HTML_HELP_BODY()
"The number of iterations."
HTML_HELP_CLOSE(),
"1000");
addInParameter<bool>("noise",
HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "bool" )
HTML_HELP_BODY()
"Sets the parameter noise. "
HTML_HELP_CLOSE(),
"true");
addInParameter<bool>("use node weights",
HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "bool" )
HTML_HELP_BODY()
"Indicates if the node weights have to be used."
HTML_HELP_CLOSE(),
"false");
addInParameter<NumericProperty*>("node weights",
HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "NumericProperty" )
HTML_HELP_BODY()
"The metric containing nodes weights. "
HTML_HELP_CLOSE(),
"viewMetric");
addInParameter<StringCollection>(ELT_COOLING,
HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "StringCollection")
HTML_HELP_DEF("values", "Factor<br/>Logarithmic")
HTML_HELP_DEF( "default", "Factor" )
HTML_HELP_BODY()
"Sets the parameter cooling function"
HTML_HELP_CLOSE(),
ELT_COOLINGLIST);
addInParameter<double>("ideal edge length",
HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "double" )
HTML_HELP_BODY()
"The ideal edge length."
HTML_HELP_CLOSE(),
"10.0");
addInParameter<double>("minDistCC",HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "double" )
HTML_HELP_BODY()
"The minimal distance between connected components."
HTML_HELP_CLOSE(),
"20.0");
addInParameter<double>("pageRatio",
HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "double" )
HTML_HELP_BODY()
"The page ratio used for packing connected components."
HTML_HELP_CLOSE(),
"1.0");
addInParameter<bool>("check convergence",
HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "bool" )
HTML_HELP_BODY()
"Indicates if the convergence has to be checked."
HTML_HELP_CLOSE(),
"true");
addInParameter<double>("convergence tolerance",
HTML_HELP_OPEN()
HTML_HELP_DEF( "type", "double" )
HTML_HELP_BODY()
"The convergence tolerance parameter."
HTML_HELP_CLOSE(),
"0.01");
}
OGDFFrutchermanReingold::~OGDFFrutchermanReingold() {}
void OGDFFrutchermanReingold::beforeCall() {
ogdf::SpringEmbedderFRExact *sefr = static_cast<ogdf::SpringEmbedderFRExact*>(ogdfLayoutAlgo);
if (dataSet != NULL) {
int ival = 0;
double dval = 0;
bool bval = false;
StringCollection sc;
if (dataSet->get("iterations", ival))
sefr->iterations(ival);
if (dataSet->get("noise", bval))
sefr->noise(bval);
if (dataSet->get("minDistCC", dval))
sefr->minDistCC(dval);
if (dataSet->get("pageRatio", dval))
sefr->pageRatio(dval);
if (dataSet->get(ELT_COOLING, sc)) {
if (sc.getCurrent() == ELT_FACTOR) {
sefr->coolingFunction(ogdf::SpringEmbedderFRExact::cfFactor);
}
else {
sefr->coolingFunction(ogdf::SpringEmbedderFRExact::cfLogarithmic);
}
}
if (dataSet->get("use node weights", bval)) {
sefr->nodeWeights(bval);
NumericProperty *metric = NULL;
if (bval && dataSet->get("node weights", metric)) {
tlpToOGDF->copyTlpNumericPropertyToOGDFNodeWeight(metric);
}
}
if (dataSet->get("check convergence", bval))
sefr->checkConvergence(bval);
if (dataSet->get("convergence tolerance", dval))
sefr->convTolerance(dval);
}
}
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