/**
 * Copyright (C) 2001-2015 Klaralvdalens Datakonsult AB.  All rights reserved.
 *
 * This file is part of the KD Chart library.
 *
 * 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 KCHARTDATASETSELECTOR_H
#define KCHARTDATASETSELECTOR_H

#include <QFrame>

#include "KChartDatasetProxyModel.h"


/**
 * \cond PRIVATE_API_DOCU
 *
 * ( This class is used internally by DatasetSelectorWidget. )
 */
QT_BEGIN_NAMESPACE
namespace Ui {
    class DatasetSelector;
}
QT_END_NAMESPACE
/**
 * \endcond
 */

namespace KChart {

    class KCHART_EXPORT DatasetSelectorWidget : public QFrame
    {
        Q_OBJECT

    public:
        explicit DatasetSelectorWidget ( QWidget* parent = 0 );
        ~DatasetSelectorWidget();

    public Q_SLOTS:
        void setSourceRowCount ( const int& rowCount );
        void setSourceColumnCount ( const int& columnCount );

    Q_SIGNALS:
        void configureDatasetProxyModel (
            const DatasetDescriptionVector& rowConfig,
            const DatasetDescriptionVector& columnConfig );

        void mappingDisabled ();

    private Q_SLOTS:
        void on_sbStartColumn_valueChanged ( int );
        void on_sbStartRow_valueChanged ( int );
        void on_sbColumnCount_valueChanged( int );
        void on_sbRowCount_valueChanged( int );
        void on_cbReverseRows_stateChanged ( int );
        void on_cbReverseColumns_stateChanged ( int );
        void on_groupBox_toggled ( bool );


    private:
        void resetDisplayValues ();
        void calculateMapping();

        Ui::DatasetSelector* mUi;
        int mSourceRowCount;
        int mSourceColumnCount;
    };

}

#endif
