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/* This file is part of the KDE project
Copyright (C) 2006 Stefan Nikolaus <stefan.nikolaus@kdemail.net>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#ifndef KSPREAD_SOLVER
#define KSPREAD_SOLVER
#include <gsl/gsl_multimin.h>
#include <kxmlguiclient.h>
#include <calligra_sheets_export.h>
#include <Cell.h>
class QObject;
#include <QVariantList>
namespace Calligra
{
namespace Sheets
{
namespace Plugins
{
/**
* \class Solver Function Optimizer
* \author Stefan Nikolaus <stefan.nikolaus@kdemail.net>
*/
class CALLIGRA_SHEETS_SOLVER_EXPORT Solver : public QObject, public KXMLGUIClient
{
Q_OBJECT
public:
struct Parameters {
QList<Cell> cells;
};
/**
* Constructor.
*/
Solver(QObject* parent, const QVariantList& args);
/**
* Destructor.
*/
~Solver();
double evaluate(const gsl_vector* vector, void* parameters);
protected Q_SLOTS:
/**
* Called when the Solver action is triggered.
* Opens the dialog.
*/
void showDialog();
/**
* This method does the real work.
* Uses the parameters of the dialog to optimize the given function.
*/
void optimize();
private:
Q_DISABLE_COPY(Solver)
class Private;
Private * const d;
};
} // namespace Plugins
} // namespace Sheets
} // namespace Calligra
#endif
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