source: tspsg/src/tspmodel.h @ 5e261271b1

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Last change on this file since 5e261271b1 was 0af510a462, checked in by Oleksii Serdiuk, 12 years ago

Updated year in copyright headers...

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1/*!
2 * \file tspmodel.h
3 * \author Copyright &copy; 2007-2012 Oleksii Serdiuk <contacts[at]oleksii[dot]name>
4 *
5 *  $Id: $Format:%h %ai %an$ $
6 *  $URL: http://tspsg.info/ $
7 *
8 * \brief Defines CTSPModel class.
9 *
10 *  <b>TSPSG: TSP Solver and Generator</b>
11 *
12 *  This file is part of TSPSG.
13 *
14 *  TSPSG is free software: you can redistribute it and/or modify
15 *  it under the terms of the GNU General Public License as published by
16 *  the Free Software Foundation, either version 3 of the License, or
17 *  (at your option) any later version.
18 *
19 *  TSPSG is distributed in the hope that it will be useful,
20 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
21 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
22 *  GNU General Public License for more details.
23 *
24 *  You should have received a copy of the GNU General Public License
25 *  along with TSPSG.  If not, see <http://www.gnu.org/licenses/>.
26 */
27
28#ifndef TSPMODEL_H
29#define TSPMODEL_H
30
31#include "globals.h"
32
33/*!
34 * \brief This class implements table model for manipulating a task.
35 * \author Copyright &copy; 2007-2012 Oleksii Serdiuk <contacts[at]oleksii[dot]name>
36 */
37class CTSPModel: public QAbstractTableModel
38{
39    Q_OBJECT
40
41public:
42    CTSPModel(QObject *parent = 0);
43    void clear();
44    int columnCount(const QModelIndex &parent = QModelIndex()) const;
45    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
46    Qt::ItemFlags flags(const QModelIndex &index) const;
47    QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
48    bool loadTask(const QString &fname);
49    quint16 numCities() const;
50    void randomize();
51    int rowCount(const QModelIndex &parent = QModelIndex()) const;
52    bool saveTask(const QString &fname);
53    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole);
54    void setNumCities(int n);
55
56signals:
57    /*!
58     * \brief This signal is emitted whenever the number of cities in the task changes.
59     *
60     * \sa setNumCities()
61     */
62    void numCitiesChanged(int);
63
64private:
65    QSettings *settings;
66    QVector<QVector<double> > table;
67    quint16 nCities;
68    bool loadError(QDataStream::Status);
69    bool loadTSPT(QDataStream *);
70    bool loadZKT(QDataStream *);
71    double rand(int, int) const;
72};
73
74#endif // TSPMODEL_H
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