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+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation ([email protected])
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** Commercial Usage
+** Licensees holding valid Qt Commercial licenses may use this file in
+** accordance with the Qt Commercial License Agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and Nokia.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at [email protected].
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QANIMATION_H
+#define QANIMATION_H
+
+#include <QtCore/qeasingcurve.h>
+#include <QtCore/qabstractanimation.h>
+#include <QtCore/qvector.h>
+#include <QtCore/qvariant.h>
+#include <QtCore/qpair.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Core)
+
+#ifndef QT_NO_ANIMATION
+
+class QVariantAnimationPrivate;
+class Q_CORE_EXPORT QVariantAnimation : public QAbstractAnimation
+{
+ Q_OBJECT
+ Q_PROPERTY(QVariant startValue READ startValue WRITE setStartValue)
+ Q_PROPERTY(QVariant endValue READ endValue WRITE setEndValue)
+ Q_PROPERTY(QVariant currentValue READ currentValue NOTIFY valueChanged)
+ Q_PROPERTY(int duration READ duration WRITE setDuration)
+ Q_PROPERTY(QEasingCurve easingCurve READ easingCurve WRITE setEasingCurve)
+
+public:
+ typedef QPair<qreal, QVariant> KeyValue;
+ typedef QVector<KeyValue> KeyValues;
+
+ QVariantAnimation(QObject *parent = 0);
+ ~QVariantAnimation();
+
+ QVariant startValue() const;
+ void setStartValue(const QVariant &value);
+
+ QVariant endValue() const;
+ void setEndValue(const QVariant &value);
+
+ QVariant keyValueAt(qreal step) const;
+ void setKeyValueAt(qreal step, const QVariant &value);
+
+ KeyValues keyValues() const;
+ void setKeyValues(const KeyValues &values);
+
+ QVariant currentValue() const;
+
+ int duration() const;
+ void setDuration(int msecs);
+
+ QEasingCurve easingCurve() const;
+ void setEasingCurve(const QEasingCurve &easing);
+
+ typedef QVariant (*Interpolator)(const void *from, const void *to, qreal progress);
+
+Q_SIGNALS:
+ void valueChanged(const QVariant &value);
+
+protected:
+ QVariantAnimation(QVariantAnimationPrivate &dd, QObject *parent = 0);
+ bool event(QEvent *event);
+
+ void updateCurrentTime(int);
+ void updateState(QAbstractAnimation::State newState, QAbstractAnimation::State oldState);
+
+ virtual void updateCurrentValue(const QVariant &value) = 0;
+ virtual QVariant interpolated(const QVariant &from, const QVariant &to, qreal progress) const;
+
+private:
+ template <typename T> friend void qRegisterAnimationInterpolator(QVariant (*func)(const T &, const T &, qreal));
+ static void registerInterpolator(Interpolator func, int interpolationType);
+
+ Q_DISABLE_COPY(QVariantAnimation)
+ Q_DECLARE_PRIVATE(QVariantAnimation)
+};
+
+template <typename T>
+void qRegisterAnimationInterpolator(QVariant (*func)(const T &from, const T &to, qreal progress)) {
+ QVariantAnimation::registerInterpolator(reinterpret_cast<QVariantAnimation::Interpolator>(func), qMetaTypeId<T>());
+}
+
+#endif //QT_NO_ANIMATION
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif //QANIMATION_H