diff -r 000000000000 -r 16d8024aca5e src/hbcore/effects/hbeffectanimation_p.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hbcore/effects/hbeffectanimation_p.h	Mon Apr 19 14:02:13 2010 +0300
@@ -0,0 +1,68 @@
+/****************************************************************************
+**
+** Copyright (C) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (developer.feedback@nokia.com)
+**
+** This file is part of the HbCore module of the UI Extensions for Mobile.
+**
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this file.
+** Please review the following information to ensure the GNU Lesser General
+** Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at developer.feedback@nokia.com.
+**
+****************************************************************************/
+
+#ifndef HB_EFFECT_ANIMATION_P_H
+#define HB_EFFECT_ANIMATION_P_H
+
+#include "hbglobal.h"
+#include <QVariantAnimation>
+
+class HbEffectFxmlParamData;
+class HbEffectGroup;
+
+class HB_AUTOTEST_EXPORT HbEffectAnimation : public QVariantAnimation
+{
+    Q_OBJECT
+public:
+    HbEffectAnimation();
+    virtual ~HbEffectAnimation();
+
+    void addLooping(const HbEffectFxmlParamData *param, HbEffectGroup *group);
+
+    virtual void handleAnimationUpdate(const QVariant &value) = 0;
+    virtual void handleAnimationFinish() = 0;
+
+protected:
+    virtual QVariant interpolated(const QVariant &from, const QVariant &to, qreal progress) const;
+
+private:
+    void updateCurrentValue(const QVariant &value);
+    inline bool looping() const {return mLoopEnd > 0;}
+
+private slots:
+    void handleFinished();
+
+public:
+    // The curve is stored here instead of setting it to QVariantAnimation so that it uses linear curve always
+    // and does not mess up with applying the curve to each keyframe separately.
+    QEasingCurve mCurve;
+    int mLoopStart;
+    int mLoopEnd;
+    bool mInactive; // This is used to temporarily prevent the animation from reacting to false update requests
+    bool mFinished;
+};
+
+#endif // HB_EFFECT_ANIMATION_P_H
+