File: RecordHistogram.h

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#ifndef RecordHistogram_h
#define RecordHistogram_h

/******************************************************************************
*
* Copyright (C) 2002 Hugo PEREIRA <mailto: hugo.pereira@free.fr>
*
* This 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 software 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/>.
*
*******************************************************************************/

#include "Counter.h"

#include <QVector>

#include <QColor>
#include <QLabel>
#include <QScrollArea>

class HistogramWidget;

//! draw a set of vertical bars and x/y axis
class RecordHistogram: public QWidget, public Counter
{

    Q_OBJECT

    public:

    //! constructor
    RecordHistogram( QWidget* );

    //! customized scrollview
    class ScrollArea: public QScrollArea, public Counter
    {

        public:

        //! constructor
        ScrollArea( QWidget* );

        //! retrieve histogram
        HistogramWidget& histogram( void )
        { return *histogram_; }

        protected:

        //! resize event method
        virtual void resizeEvent( QResizeEvent* );

        private:

        //! embedded histogram
        HistogramWidget* histogram_;

    };

    ScrollArea& scrollArea( void ) const
    { return *scrollView_; }

    //! retrieve histogram
    HistogramWidget& histogram( void )
    { return scrollView_->histogram(); }

    //! adds a list of values
    void setValues( const QVector<double>& );

    private:

    //! scroll view
    ScrollArea *scrollView_;

};

#endif