/* ============================================================
 *
 * This file is a part of digiKam project
 * http://www.digikam.org
 *
 * Date        : 2006-18-03
 * Description : Superimpose filter.
 *
 * Copyright (C) 2006-2008 by Marcel Wiesweg <marcel dot wiesweg at gmx dot de>
 *
 * 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 SUPERIMPOSE_H
#define SUPERIMPOSE_H

// TQt includes.

#include <tqrect.h>

// Digikam includes.

#include "dimg.h"
#include "dcolor.h"

namespace DigikamSuperImposeImagesPlugin
{

class SuperImpose
{

public:

    SuperImpose(Digikam::DImg *orgImage, Digikam::DImg *templ,
                TQRect orgImageSelection,
                Digikam::DColorComposer::CompositingOperation
                compositeRule = Digikam::DColorComposer::PorterDuffNone);

    Digikam::DImg getTargetImage() { return m_destImage; }

private:

    void filterImage(void);

private:

    TQRect                                         m_selection;

    Digikam::DImg                                 m_orgImage;
    Digikam::DImg                                 m_template;
    Digikam::DImg                                 m_destImage;
    Digikam::DColorComposer::CompositingOperation m_compositeRule;
};

} // namespace DigikamSuperImposeImagesPlugin

#endif /* SUPERIMPOSE_H */
