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/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSEQUENTIALANIMATIONGROUP_P_H
#define QSEQUENTIALANIMATIONGROUP_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists for the convenience
// of QIODevice. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include "qsequentialanimationgroup.h"
#include "private/qanimationgroup_p.h"
#ifndef QT_NO_ANIMATION
QT_BEGIN_NAMESPACE
class QSequentialAnimationGroupPrivate : public QAnimationGroupPrivate
{
Q_DECLARE_PUBLIC(QSequentialAnimationGroup)
public:
QSequentialAnimationGroupPrivate()
: currentAnimation(0), currentAnimationIndex(-1), lastLoop(0)
{ }
struct AnimationIndex
{
AnimationIndex() : index(0), timeOffset(0) {}
// index points to the animation at timeOffset, skipping 0 duration animations.
// Note that the index semantic is slightly different depending on the direction.
int index; // the index of the animation in timeOffset
int timeOffset; // time offset when the animation at index starts.
};
int animationActualTotalDuration(int index) const;
AnimationIndex indexForCurrentTime() const;
void setCurrentAnimation(int index, bool intermediate = false);
void activateCurrentAnimation(bool intermediate = false);
void animationInsertedAt(int index);
void animationRemoved(int index, QAbstractAnimation *anim);
bool atEnd() const;
QAbstractAnimation *currentAnimation;
int currentAnimationIndex;
// this is the actual duration of uncontrolled animations
// it helps seeking and even going forward
QList<int> actualDuration;
void restart();
int lastLoop;
// handle time changes
void rewindForwards(const AnimationIndex &newAnimationIndex);
void advanceForwards(const AnimationIndex &newAnimationIndex);
// private slot
void _q_uncontrolledAnimationFinished();
};
QT_END_NAMESPACE
#endif //QT_NO_ANIMATION
#endif //QSEQUENTIALANIMATIONGROUP_P_H
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