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/***************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (directui@nokia.com)
**
** This file is part of libmeegotouch.
**
** If you have questions regarding the use of this file, please contact
** Nokia at directui@nokia.com.
**
** This library is free software; you can redistribute it and/or
** modify it 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.
**
****************************************************************************/
#ifndef MSCENEWINDOWSCROLLER_H
#define MSCENEWINDOWSCROLLER_H
#include "mabstractscroller.h"
class MSceneWindow;
class QPointF;
//! \internal
class MSceneWindowScroller : public MAbstractScroller
{
Q_OBJECT
signals:
//! This signal requests immediate displacement of the given scene window. The signal should be
//! connected to using Qt::DirectConnection, or similar, since after emitting it is assumed the
//! window has been moved.
void sceneWindowDislocationRequest(MSceneWindow *sceneWindow, const QPointF &displacement);
//! This signal requests undoing previous displacement of a given scene window.
void sceneWindowUndoDislocationRequest(MSceneWindow *sceneWindow);
public:
virtual QPoint queryScrollingAmount(const QGraphicsWidget *widget,
const QRect &targetRect,
const QPoint &originPoint);
virtual void applyScrolling(QGraphicsWidget *widget, const QPoint &contentsOffset);
virtual void restoreScrolling(QGraphicsWidget *widget);
};
//! \internal_end
#endif // MSCENEWINDOWSCROLLER_H
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