// vim: set tabstop=4 shiftwidth=4 expandtab:
/*
Gwenview: an image viewer
Copyright 2008 Aurélien Gâteau <agateau@kde.org>

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, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.

*/
#ifndef JPEGHANDLER_H
#define JPEGHANDLER_H

// Qt
#include <QImageIOHandler>

// KDE

// Local

namespace Gwenview
{

struct JpegHandlerPrivate;
/**
 * A Jpeg handler which is more aggressive when loading down sampled images.
 */
class JpegHandler : public QImageIOHandler
{
public:
    JpegHandler();
    ~JpegHandler();

    bool canRead() const;
    bool read(QImage *image);
    bool write(const QImage& image);

    static bool canRead(QIODevice *device);

    QVariant option(ImageOption option) const;
    void setOption(ImageOption option, const QVariant &value);
    bool supportsOption(ImageOption option) const;

private:
    JpegHandlerPrivate* const d;
};

} // namespace

#endif /* JPEGHANDLER_H */