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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the plugins of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** 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 Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QWAYLANDXCOMPOSITEEGLCLIENTBUFFERINTEGRATION_H
#define QWAYLANDXCOMPOSITEEGLCLIENTBUFFERINTEGRATION_H

#include <QtWaylandClient/private/qwaylandclientbufferintegration_p.h>
#include <wayland-client.h>

#include <QtCore/QTextStream>
#include <QtCore/QDataStream>
#include <QtCore/QMetaType>
#include <QtCore/QVariant>
#include <QtGui/QWindow>

#include <qpa/qplatformopenglcontext.h>

#include <QWaitCondition>

#include <X11/Xlib.h>
#include <EGL/egl.h>

// avoid clashes with Qt::CursorShape
#ifdef CursorShape
#   define X_CursorShape CursorShape
#   undef CursorShape
#endif

struct qt_xcomposite;

QT_BEGIN_NAMESPACE

class QWaylandXCompositeEGLClientBufferIntegration : public QWaylandClientBufferIntegration
{
public:
    QWaylandXCompositeEGLClientBufferIntegration();
    ~QWaylandXCompositeEGLClientBufferIntegration();

    void initialize(QWaylandDisplay *dispaly) Q_DECL_OVERRIDE;
    bool waitingForEvents() Q_DECL_OVERRIDE { return !mDisplay; }

    QWaylandWindow *createEglWindow(QWindow *window) Q_DECL_OVERRIDE;
    QPlatformOpenGLContext *createPlatformOpenGLContext(const QSurfaceFormat &glFormat, QPlatformOpenGLContext *share) const Q_DECL_OVERRIDE;

    QWaylandDisplay *waylandDisplay() const;
    struct qt_xcomposite *waylandXComposite() const;

    Display *xDisplay() const;
    EGLDisplay eglDisplay() const;
    int screen() const;
    Window rootWindow() const;

    bool supportsThreadedOpenGL() const { return true; }

private:
    QWaylandDisplay *mWaylandDisplay;
    struct qt_xcomposite *mWaylandComposite;

    Display *mDisplay;
    EGLDisplay mEglDisplay;
    int mScreen;
    Window mRootWindow;

    static void wlDisplayHandleGlobal(void *data, struct wl_registry *registry, uint32_t id,
                                      const QString &interface, uint32_t version);

    static const struct qt_xcomposite_listener xcomposite_listener;
    static void rootInformation(void *data,
                 struct qt_xcomposite *xcomposite,
                 const char *display_name,
                 uint32_t root_window);
};

QT_END_NAMESPACE

#endif // QWAYLANDXCOMPOSITEEGLCLIENTBUFFERINTEGRATION_H