/* ============================================================
 *
 * This file is a part of digiKam project
 * http://www.digikam.org
 *
 * Date        : 2005-05-25
 * Description : a digiKam image plugin to reduce 
 *               vignetting on an image.
 * 
 * Copyright (C) 2005-2008 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 IMAGEEFFECT_ANTIVIGNETTING_H
#define IMAGEEFFECT_ANTIVIGNETTING_H

// Digikam includes.

#include "imageguidedlg.h"

class TQLabel;

class KIntNumInput;
class KDoubleNumInput;

namespace DigikamAntiVignettingImagesPlugin
{

class ImageEffect_AntiVignetting : public Digikam::ImageGuideDlg
{
    TQ_OBJECT
  
    
public:

    ImageEffect_AntiVignetting(TQWidget *parent);
    ~ImageEffect_AntiVignetting();

private slots:

    void readUserSettings();

private:

    void writeUserSettings();
    void resetValues();     
    void prepareEffect();
    void prepareFinal();
    void putPreviewData();
    void putFinalData();
    void renderingFinished();

private:

    TQLabel          *m_maskPreviewLabel;
    
    KIntNumInput    *m_brightnessInput;
    KIntNumInput    *m_contrastInput;
    
    KDoubleNumInput *m_gammaInput;
    KDoubleNumInput *m_densityInput;
    KDoubleNumInput *m_powerInput;
    KDoubleNumInput *m_radiusInput;
};

}  // NameSpace DigikamAntiVignettingImagesPlugin

#endif /* IMAGEEFFECT_ANTIVIGNETTING_H */
