buffer.h

/*
    SPDX-FileCopyrightText: 2014 Martin Gräßlin <[email protected]>

    SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
*/
#ifndef WAYLAND_BUFFER_H
#define WAYLAND_BUFFER_H

#include <QSize>
#include <QScopedPointer>
#include <QWeakPointer>

#include <KWayland/Client/kwaylandclient_export.h>

struct wl_buffer;

namespace KWayland
{
namespace Client
{

class ShmPool;

class KWAYLANDCLIENT_EXPORT Buffer
{
public:
    enum class Format {
        ARGB32, 
        RGB32 
    };

    ~Buffer();
    void copy(const void *src);
    void setReleased(bool released);
    void setUsed(bool used);

    wl_buffer *buffer() const;
    QSize size() const;
    int32_t stride() const;
    bool isReleased() const;
    bool isUsed() const;
    uchar *address();
    Format format() const;

    operator wl_buffer*();
    operator wl_buffer*() const;

    typedef QWeakPointer<Buffer> Ptr;

    static quint32 getId(wl_buffer *b);

private:
    friend class ShmPool;
    explicit Buffer(ShmPool *parent, wl_buffer *buffer, const QSize &size, int32_t stride, size_t offset, Format format);
    class Private;
    QScopedPointer<Private> d;
};

}
}

#endif