metadatasynchronizer.h

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/* ============================================================
 *
 * This file is a part of digiKam project
 * https://www.digikam.org
 *
 * Date        : 2007-22-01
 * Description : batch sync pictures metadata with database
 *
 * Copyright (C) 2007-2022 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 DIGIKAM_METADATA_SYNCHRONIZER_H
#define DIGIKAM_METADATA_SYNCHRONIZER_H
 
// Qt includes
 
#include <QObject>
 
// Local includes
 
#include "album.h"
#include "iteminfo.h"
#include "maintenancetool.h"
 
namespace Digikam
{
 
class MetadataSynchronizer : public MaintenanceTool
{
    Q_OBJECT
 
public:
 
    enum SyncDirection
    {
        WriteFromDatabaseToFile = 0,
        ReadFromFileToDatabase
    };
 
public:
 
    explicit MetadataSynchronizer(const AlbumList& list = AlbumList(), SyncDirection direction = WriteFromDatabaseToFile, ProgressItem* const parent = nullptr);
 
    explicit MetadataSynchronizer(const ItemInfoList& list, SyncDirection = WriteFromDatabaseToFile, ProgressItem* const parent = nullptr);
 
    void setTagsOnly(bool value);
 
    ~MetadataSynchronizer() override;
 
    void setUseMultiCoreCPU(bool b) override;
 
private Q_SLOTS:
 
    void slotStart() override;
    void slotParseAlbums();
    void slotAlbumParsed(const ItemInfoList&);
    void slotAdvance();
    void slotOneAlbumIsComplete();
    void slotCancel() override;
 
private:
 
    void init(SyncDirection direction);
    void parseList();
    void parsePicture();
    void processOneAlbum();
 
private:
 
    class Private;
    Private* const d;
};
 
} // namespace Digikam
 
#endif // DIGIKAM_METADATA_SYNCHRONIZER_H