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diff --git a/digikam/imageplugins/colorfx/colorfxtool.h b/digikam/imageplugins/colorfx/colorfxtool.h
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+/* ============================================================
+ *
+ * This file is a part of digiKam project
+ * http://www.digikam.org
+ *
+ * Date        : 2004-02-14
+ * Description : a digiKam image plugin for to apply a color
+ *               effect to an image.
+ *
+ * Copyright (C) 2004-2005 by Renchi Raju <renchi@pooh.tam.uiuc.edu>
+ * 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 COLORFXTOOL_H
+#define COLORFXTOOL_H
+
+// Digikam includes.
+
+#include "editortool.h"
+
+class QHButtonGroup;
+class QComboBox;
+class QLabel;
+
+namespace KDcrawIface
+{
+class RIntNumInput;
+class RComboBox;
+}
+
+namespace Digikam
+{
+class ImageWidget;
+class ColorGradientWidget;
+class HistogramWidget;
+class DColor;
+}
+
+namespace DigikamColorFXImagesPlugin
+{
+
+class ColorFXTool : public Digikam::EditorTool
+{
+    Q_OBJECT
+
+public:
+
+    ColorFXTool(QObject *parent);
+    ~ColorFXTool();
+
+private:
+
+    void readSettings();
+    void writeSettings();
+    void finalRendering();
+    void colorEffect(uchar *data, int w, int h, bool sb);
+    void solarize(int factor, uchar *data, int w, int h, bool sb);
+    void vivid(int factor, uchar *data, int w, int h, bool sb);
+    void neon(uchar *data, int w, int h, bool sb, int Intensity, int BW);
+    void findEdges(uchar *data, int w, int h, bool sb, int Intensity, int BW);
+    void neonFindEdges(uchar *data, int w, int h, bool sb, bool neon, int Intensity, int BW);
+
+    inline int getOffset(int Width, int X, int Y, int bytesDepth);
+    inline int Lim_Max(int Now, int Up, int Max);
+
+private slots:
+
+    void slotEffectTypeChanged(int type);
+    void slotEffect();
+    void slotResetSettings();
+    void slotChannelChanged(int channel);
+    void slotScaleChanged(int scale);
+    void slotColorSelectedFromTarget(const Digikam::DColor &color);
+
+private:
+
+    enum HistogramScale
+    {
+        Linear=0,
+        Logarithmic
+    };
+
+    enum ColorChannel
+    {
+        LuminosityChannel=0,
+        RedChannel,
+        GreenChannel,
+        BlueChannel
+    };
+
+    enum ColorFXTypes
+    {
+        Solarize=0,
+        Vivid,
+        Neon,
+        FindEdges
+    };
+
+    uchar                        *m_destinationPreviewData;
+
+    QComboBox                    *m_channelCB;
+
+    QHButtonGroup                *m_scaleBG;
+
+    QLabel                       *m_effectTypeLabel;
+    QLabel                       *m_levelLabel;
+    QLabel                       *m_iterationLabel;
+
+    KDcrawIface::RIntNumInput    *m_levelInput;
+    KDcrawIface::RIntNumInput    *m_iterationInput;
+
+    KDcrawIface::RComboBox       *m_effectType;
+
+    Digikam::ImageWidget         *m_previewWidget;
+
+    Digikam::ColorGradientWidget *m_hGradient;
+
+    Digikam::HistogramWidget     *m_histogramWidget;
+};
+
+}  // NameSpace DigikamColorFXImagesPlugin
+
+#endif /* COLORFXTOOL_H */