/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWebEngine module 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 The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/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 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef GL_GL_CONTEXT_QT_H_
#define GL_GL_CONTEXT_QT_H_

#include <QObject>
#include "ui/gl/gl_context.h"

namespace gl {
class GLContext;
class GLSurface;
}

QT_BEGIN_NAMESPACE

class GLContextHelper : public QObject {
    Q_OBJECT
public:
    static void initialize();
    static void destroy();
    static bool initializeContext(gl::GLContext* context, gl::GLSurface* surface, gl::GLContextAttribs attribs);

    static void* getEGLConfig();
    static void* getXConfig();
    static void* getEGLDisplay();
    static void* getXDisplay();
    static void* getNativeDisplay();
    static QFunctionPointer getGlXGetProcAddress();
    static QFunctionPointer getEglGetProcAddress();
private:
    Q_INVOKABLE bool initializeContextOnBrowserThread(gl::GLContext* context, gl::GLSurface* surface, gl::GLContextAttribs attribs);

    static GLContextHelper* contextHelper;
};

QT_END_NAMESPACE

#endif

