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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the plugins 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 QMEEGOOVERLAYWIDGET_H
#define QMEEGOOVERLAYWIDGET_H
#include <QWidget>
//! A widget automatically scaling it's content.
/*!
*/
class QMeeGoOverlayWidget : public QWidget
{
public:
//! Constructs a new scaling widget.
/*!
The real surface used for this widget will have the specified
width and height.
*/
QMeeGoOverlayWidget(int surfaceWidth, int surfaceHeight, QWidget *parent = 0);
//! Event filtering function.
/*!
Converts coordinates for mouse/touch event. Do not
call manually.
*/
bool eventFilter(QObject *obj, QEvent *event);
//! Standard override.
/*!
The surface scaling on the target paint device is being
set when the widget is displayed for the first time.
*/
virtual void showEvent(QShowEvent *event);
private:
//! Converts coordinates between real & virtual area of the widget.
QPoint convertPoint(const QPoint &p);
int sw; /// Surface real width.
int sh; /// Surface real height.
float scaleW; /// Width scaling factor.
float scaleH; /// Height scaling factor.
};
#endif
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