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diff --git a/kolourpaint/pixmapfx/kpeffectreducecolors.h b/kolourpaint/pixmapfx/kpeffectreducecolors.h
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+++ b/kolourpaint/pixmapfx/kpeffectreducecolors.h
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+
+/*
+   Copyright (c) 2003,2004,2005 Clarence Dang <dang@kde.org>
+   All rights reserved.
+
+   Redistribution and use in source and binary forms, with or without
+   modification, are permitted provided that the following conditions
+   are met:
+
+   1. Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+   2. Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in the
+      documentation and/or other materials provided with the distribution.
+
+   THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+   IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+   OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+   IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+   INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+   NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+   THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+
+#ifndef KP_EFFECT_REDUCE_COLORS_H
+#define KP_EFFECT_REDUCE_COLORS_H
+
+
+#include <kpcoloreffect.h>
+
+
+class QRadioButton;
+class QImage;
+
+class kpMainWindow;
+
+
+QImage convertImageDepth (const QImage &image, int depth, bool dither);
+
+
+class kpEffectReduceColorsCommand : public kpColorEffectCommand
+{
+public:
+    // depth must be 1 or 8
+    kpEffectReduceColorsCommand (int depth, bool dither,
+                                 bool actOnSelection,
+                                 kpMainWindow *mainWindow);
+    virtual ~kpEffectReduceColorsCommand ();
+
+    QString commandName (int depth, int dither) const;
+
+    // (always preserves mask)
+    static void apply (QPixmap *destPixmapPtr, int depth, bool dither);
+    static QPixmap apply (const QPixmap &pm, int depth, bool dither);
+
+
+    //
+    // kpColorEffectCommand interface
+    //
+
+protected:
+    virtual QPixmap applyColorEffect (const QPixmap &pixmap);
+
+    int m_depth;
+    bool m_dither;
+};
+
+
+class kpEffectReduceColorsWidget : public kpColorEffectWidget
+{
+Q_OBJECT
+
+public:
+    kpEffectReduceColorsWidget (bool actOnSelection,
+                                kpMainWindow *mainWindow,
+                                QWidget *parent, const char *name = 0);
+    virtual ~kpEffectReduceColorsWidget ();
+
+
+    int depth () const;
+    bool dither () const;
+
+
+    //
+    // kpColorEffectWidget interface
+    //
+
+    virtual QString caption () const;
+
+    virtual bool isNoOp () const;
+    virtual QPixmap applyColorEffect (const QPixmap &pixmap);
+
+    virtual kpColorEffectCommand *createCommand () const;
+
+protected:
+    QRadioButton *m_blackAndWhiteRadioButton,
+                 *m_blackAndWhiteDitheredRadioButton,
+                 *m_8BitRadioButton,
+                 *m_8BitDitheredRadioButton,
+                 *m_24BitRadioButton;
+    QRadioButton *m_defaultRadioButton;
+};
+
+
+
+#endif  // KP_EFFECT_REDUCE_COLORS_H