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For general Scribus (>=1.3.2) copyright and licensing information please refer
to the COPYING file provided with the program. Following this notice may exist
a copyright and/or license notice that predates the release of Scribus 1.3.2
for which a new license (GPL+exception) is in place.

#ifndef SCGZFILE_H
#define SCGZFILE_H

#include <QByteArray>
#include <QIODevice>
#include <QString>

#include "scribusapi.h"

struct ScGzFileDataPrivate;

class SCRIBUS_API ScGzFile : public QIODevice
        QString              m_fileName;
        ScGzFileDataPrivate* m_data;
        ScGzFileDataPrivate* newPrivateData(void);
        void freeData(void);

        bool    gzFileOpen(QString fileName, ScGzFileDataPrivate* data, QIODevice::OpenMode mode);
        virtual qint64 readData  (char * data, qint64 maxSize);
        virtual qint64 writeData (const char * data, qint64 maxSize);

        ScGzFile(const QString& filename);

        static const int gzipExpansionFactor;
        virtual bool atEnd() const;
        virtual bool open(QIODevice::OpenMode mode);
        virtual void close();

        bool errorOccurred(void) const;
        int  error(void) const;

        bool reset(void);

        static bool readFromFile(const QString& filename, QByteArray& bArray, uint maxBytes = 0);
        static bool writeToFile (const QString& filename, const QByteArray& bArray);
        static bool writeToFile (const QString& filename, const QByteArray& bArray, const char* header);