| 1 | /*! |
|---|
| 2 | * \file tspmodel.h |
|---|
| 3 | * \author Copyright © 2007-2009 Lёppa <contacts[at]oleksii[dot]name> |
|---|
| 4 | * |
|---|
| 5 | * $Id$ |
|---|
| 6 | * $URL$ |
|---|
| 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 © 2007-2009 Lёppa <contacts[at]oleksii[dot]name> |
|---|
| 36 | */ |
|---|
| 37 | class CTSPModel: public QAbstractTableModel |
|---|
| 38 | { |
|---|
| 39 | Q_OBJECT |
|---|
| 40 | |
|---|
| 41 | public: |
|---|
| 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 | |
|---|
| 56 | signals: |
|---|
| 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 | |
|---|
| 64 | private: |
|---|
| 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 | int rand(int, int) const; |
|---|
| 72 | }; |
|---|
| 73 | |
|---|
| 74 | #endif // TSPMODEL_H |
|---|
