Modifier.h

//
// This file is part of libGDF.
//
// libGDF is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation, either version 3 of
// the License, or (at your option) any later version.
//
// libGDF 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with libGDF.  If not, see <http://www.gnu.org/licenses/>.
//
// Copyright 2010 Martin Billinger

#ifndef __MODIFIER_H_INCLUDED__
#define __MODIFIER_H_INCLUDED__

#include "GDF/Reader.h"
#include <vector>
#include <string>
#include <fstream>

namespace gdf
{

    class Modifier : private Reader
    {
    public:
        Modifier( );

        virtual ~Modifier( );

        void open( const std::string filename );

        void close( );

        void saveChanges( );


        double getSample( uint16 channel_idx, size_t sample_idx );


        void setSample( uint16 channel_idx, size_t sample_idx, double value );

        EventHeader *getEventHeader( );

        const EventHeader *getEventHeader_readonly( );

    private:

        void initCache( );

        void resetCache( );

        std::vector< bool > m_record_changed;
        bool m_events_changed;
    };
}

#endif // __READER_H_INCLUDED__