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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt Compositor.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
**   * Redistributions in binary form must reproduce the above copyright
**     notice, this list of conditions and the following disclaimer in
**     the documentation and/or other materials provided with the
**     distribution.
**   * Neither the name of The Qt Company Ltd nor the names of its
**     contributors may be used to endorse or promote products derived
**     from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/

#ifndef QWAYLANDSERVERBUFFERINTEGRATION_H
#define QWAYLANDSERVERBUFFERINTEGRATION_H

//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//

#include <QtCore/qglobal.h>
#include <QtCore/QSize>
#include <QtGui/qopengl.h>

#include <QtCompositor/qwaylandexport.h>

struct wl_client;
struct wl_resource;

QT_BEGIN_NAMESPACE

class QWaylandCompositor;
class QOpenGLContext;

namespace QtWayland {
class Display;

class Q_COMPOSITOR_EXPORT ServerBuffer
{
public:
    enum Format {
        RGBA32,
        A8
    };

    ServerBuffer(const QSize &size, ServerBuffer::Format format);
    virtual ~ServerBuffer();

    virtual struct ::wl_resource *resourceForClient(struct ::wl_client *) = 0;

    virtual void bindTextureToBuffer() = 0;

    virtual bool isYInverted() const;

    QSize size() const;
    Format format() const;
protected:
    QSize m_size;
    Format m_format;
};

class Q_COMPOSITOR_EXPORT ServerBufferIntegration
{
public:
    ServerBufferIntegration();
    virtual ~ServerBufferIntegration();

    virtual void initializeHardware(QWaylandCompositor *);

    virtual bool supportsFormat(ServerBuffer::Format format) const = 0;
    virtual ServerBuffer *createServerBuffer(const QSize &size, ServerBuffer::Format format) = 0;
};

}

QT_END_NAMESPACE

#endif //QWAYLANDSERVERBUFFERINTEGRATION_H