GenerateGraphWidget.h

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/*
    This file is part of Rocs.
    Copyright (C) 2011-2013  Andreas Cord-Landwehr <cola@uni-paderborn.de>

    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License as
    published by the Free Software Foundation; either version 2 of
    the License, or (at your option) any later version.

    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.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef GENERATEGRAPHWIDGET_H
#define GENERATEGRAPHWIDGET_H

#include "ui_GenerateGraphWidget.h"
#include <QWidget>
#include <KDialog>

class Document;

class GenerateGraphWidget
:   public KDialog
{
    Q_OBJECT

    enum GraphGenerator {
        MeshGraph,
        StarGraph,
        CircleGraph,
        RandomEdgeGraph,
        ErdosRenyiRandomGraph,
        RandomTree
    };

public:
    explicit GenerateGraphWidget(Document *document = 0);
    ~GenerateGraphWidget();

public slots:
    void setGraphGenerator(int index);

    void setSeed(int seed);

    void setDataType(int type);

    void setPointerType(int type);

    void setGraphIdentifier(const QString &identifier);

    void generateGraph();

private:
    void generateCircle(int nodes);

    void generateMesh(int rows, int columns);

    void generateRandomGraph(int nodes, int edges, bool selfEdges);

    void generateStar(int satelliteNodes);

    void generateErdosRenyiRandomGraph(int nodes, double edgeProbability, bool selfEdges);

    void generateRandomTreeGraph(int nodes);


    int seed_;
    int dataType_;
    int pointerType_;
    QString identifier_;
    GraphGenerator graphGenerator_;

    QHash<GraphGenerator, QString> defaultIdentifiers;

    Ui::GenerateGraphWidget *ui;
};

#endif