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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 mcompositor.
**
** 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 DUICOMPOSITESCENE_H
#define DUICOMPOSITESCENE_H
#include <QGraphicsScene>
#include <QGraphicsItem>
#include <X11/Xlib.h>
#include <map>
class QMouseEvent;
/*!
* The QGraphicsScene used by MCompositor to render the MGLXTexturePixmap
* items.
*
* We use a custom scene to capture mouse and keyboard events generated by
* the user as they manipulate the composited items on the screen
*/
class MCompositeScene: public QGraphicsScene
{
Q_OBJECT
public:
/*!
* Constructs a MCompositeScene
*
* \param parent QObject, defaults to 0
*/
MCompositeScene(QObject *parent = 0);
/*!
* Prepares the root window by hooking up to its event delivery system and
* ensuring future created children redirect themselves to offscreen pixmaps
*/
void prepareRoot();
protected:
void drawItems(QPainter *painter, int numItems, QGraphicsItem *items[], const QStyleOptionGraphicsItem options[], QWidget *widget);
private:
Window root;
bool drawActive;
signals:
void switchWindow();
};
#endif
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