queueMaster.h

/* Copyright (c) 2011-2014, Stefan Eilemann <eile@eyescale.ch>
 *                    2011, Carsten Rohn <carsten.rohn@rtt.ag>
 *               2011-2012, Daniel Nachbaur <danielnachbaur@gmail.com>
 *
 * This file is part of Collage <https://github.com/Eyescale/Collage>
 *
 * This library is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License version 2.1 as published
 * by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef CO_QUEUEMASTER_H
#define CO_QUEUEMASTER_H

#include <co/object.h> // base class
#include <co/types.h>

namespace co
{
namespace detail { class QueueMaster; }

class QueueMaster : public Object
{
public:
    CO_API QueueMaster();

    virtual CO_API ~QueueMaster();

    CO_API QueueItem push();

    CO_API void clear();

private:
    detail::QueueMaster* const _impl;

    CO_API void attach( const uint128_t& id,
                        const uint32_t instanceID ) override;

    ChangeType getChangeType() const override { return STATIC; }
    void getInstanceData( co::DataOStream& os ) override;
    void applyInstanceData( co::DataIStream& ) override { LBDONTCALL }

    friend class QueueItem;
    void _addItem( QueueItem& item );
};

} // co

#endif // CO_QUEUEMASTER_H