/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
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** This file is part of the QtGui module of the Qt Toolkit.
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** file. Please review the following information to ensure the GNU Lesser
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** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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** 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
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****************************************************************************/

#ifndef QPLATFORMSCREEN_H
#define QPLATFORMSCREEN_H

#include <QtCore/qmetatype.h>
#include <QtCore/qnamespace.h>
#include <QtCore/qcoreevent.h>
#include <QtCore/qvariant.h>
#include <QtCore/qrect.h>
#include <QtCore/qobject.h>

#include <QtGui/qcursor.h>
#include <QtGui/qimage.h>
#include <QtGui/qwindowdefs.h>
#include <QtGui/qplatformpixmap_qpa.h>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

QT_MODULE(Gui)

class QPlatformBackingStore;
class QPlatformGLContext;
class QPlatformScreenPrivate;
class QPlatformWindow;
class QScreen;
class QSurfaceFormat;

class Q_GUI_EXPORT QPlatformScreen
{
    Q_DECLARE_PRIVATE(QPlatformScreen)

public:
    QPlatformScreen();
    virtual ~QPlatformScreen();

    virtual QPixmap grabWindow(WId window, int x, int y, int width, int height) const;

    virtual QRect geometry() const = 0;
    virtual QRect availableGeometry() const {return geometry();}

    virtual int depth() const = 0;
    virtual QImage::Format format() const = 0;
    virtual QSize physicalSize() const;

    virtual QWindow *topLevelAt(const QPoint &point) const;
    virtual QList<QPlatformScreen *> virtualSiblings() const;

    QScreen *screen() const;

    //jl: should this function be in QPlatformIntegration
    //jl: maybe screenForWindow is a better name?
    static QPlatformScreen *platformScreenForWindow(const QWindow *window);

    virtual QString name() const { return QString(); }

protected:
    QScopedPointer<QPlatformScreenPrivate> d_ptr;

private:
    Q_DISABLE_COPY(QPlatformScreen)
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // QPLATFORMSCREEN_H