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/* ============================================================
*
* This file is a part of digiKam project
* http://www.digikam.org
*
* Date : 2006-12-26
* Description : Multithreaded loader for previews
*
* Copyright (C) 2006-2007 by Marcel Wiesweg <marcel.wiesweg@gmx.de>
* Copyright (C) 2006-2008 by Gilles Caulier <caulier dot gilles at gmail dot com>
*
* 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, 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.
*
* ============================================================ */
#ifndef PREVIEW_TASK_H
#define PREVIEW_TASK_H
// Qt includes.
#include <qimage.h>
// Local includes.
#include "loadsavetask.h"
namespace Digikam
{
class PreviewLoadingTask : public SharedLoadingTask
{
public:
PreviewLoadingTask(LoadSaveThread* thread, LoadingDescription description)
: SharedLoadingTask(thread, description, LoadSaveThread::AccessModeRead, LoadingTaskStatusLoading)
{}
virtual void execute();
private:
bool needToScale(const QSize &imageSize, int previewSize);
bool loadImagePreview(QImage& image, const QString& path);
};
} // namespace Digikam
#endif // PREVIEW_TASK_H
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