sef/encodeddata.h

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//  This file is part of SilentEye.
//
//  SilentEye 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 3 of the License, or
//  (at your option) any later version.
//
//  SilentEye 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 SilentEye. If not, see <http://www.gnu.org/licenses/>.

#ifndef ENCODEDDATA_H_
#define ENCODEDDATA_H_

#include <QPointer>
#include <QString>
#include <QByteArray>
#include <QFile>

#include "data.h"

namespace SilentEyeFramework {


    class EncodedData : public QObject
    {
    private:
        QPointer<Data> _data;
        QByteArray _buffer;
        unsigned short int _andOperator;
        unsigned short int _swap;
        unsigned int _arrayCount;
        char _car;
        unsigned short int _bitCount;
        bool _compressed;
        bool _partialData;

    public:
        EncodedData(Data::DataFormat=Data::F_UNDEF, bool=false);
        EncodedData(const QByteArray, Data::DataFormat=Data::BYTES, bool=false);
        EncodedData(const quint32, bool=false);
        EncodedData(const QString&, Data::DataFormat=Data::UTF8, bool=true);
        EncodedData(QFile&, bool=true);
        ~EncodedData();

        void initialize(unsigned short int = 2);
        bool hasNext();
        int read();
        void append(int);
        
        Data::DataFormat format();
        quint32 size() const;
        QByteArray bytes();
        void clear();

        bool isCompressed() const;
        void setCompressed(const bool, const bool=false);

        QString toString(Data::DataFormat=Data::F_UNDEF);       
        quint32 toUInt32();
        QPointer<Data> toData();

        static unsigned short int andOperator(unsigned short int);
    private:
        void checkPartialData();
    };

}

#endif