Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 116 insertions, 0 deletions

diff --git a/kolourpaint/pixmapfx/kpeffectbalance.h b/kolourpaint/pixmapfx/kpeffectbalance.h
new file mode 100644
index 00000000..b045159f
--- /dev/null
+++ b/kolourpaint/pixmapfx/kpeffectbalance.h
@@ -0,0 +1,116 @@
+
+/*
+   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_BALANCE_H
+#define KP_EFFECT_BALANCE_H
+
+#include <kpcoloreffect.h>
+
+
+class QLabel;
+
+class KComboBox;
+class KIntNumInput;
+
+class kpMainWindowe;
+
+
+class kpEffectBalanceCommand : public kpColorEffectCommand
+{
+public:
+    enum Channel
+    {
+        None = 0,
+        Red = 1, Green = 2, Blue = 4,
+        RGB = Red | Green | Blue
+    };
+
+    // <brightness>, <contrast> & <gamma> are from -50 to 50
+
+    kpEffectBalanceCommand (int channels,
+                            int brightness, int contrast, int gamma,
+                            bool actOnSelection,
+                            kpMainWindow *mainWindow);
+    virtual ~kpEffectBalanceCommand ();
+
+    static QPixmap applyColorEffect (const QPixmap &pixmap,
+                                     int channels,
+                                     int brightness, int contrast, int gamma);
+
+protected:
+    virtual QPixmap applyColorEffect (const QPixmap &pixmap);
+
+protected:
+    int m_channels;
+    int m_brightness, m_contrast, m_gamma;
+};
+
+
+class kpEffectBalanceWidget : public kpColorEffectWidget
+{
+Q_OBJECT
+
+public:
+    kpEffectBalanceWidget (bool actOnSelection,
+                           kpMainWindow *mainWindow,
+                           QWidget *parent, const char *name = 0);
+    virtual ~kpEffectBalanceWidget ();
+
+    virtual QString caption () const;
+
+    virtual bool isNoOp () const;
+    virtual QPixmap applyColorEffect (const QPixmap &pixmap);
+
+    virtual kpColorEffectCommand *createCommand () const;
+
+protected:
+    int channels () const;
+
+    int brightness () const;
+    int contrast () const;
+    int gamma () const;
+
+protected slots:
+    void recalculateGammaLabel ();
+
+    void resetBrightness ();
+    void resetContrast ();
+    void resetGamma ();
+
+    void resetAll ();
+
+protected:
+    KIntNumInput *m_brightnessInput,
+                 *m_contrastInput,
+                 *m_gammaInput;
+    QLabel *m_gammaLabel;
+    KComboBox *m_channelsComboBox;
+};
+
+
+#endif  // KP_EFFECT_BALANCE_H