objectMap.h

/* Copyright (c) 2012-2013, Daniel Nachbaur <danielnachbaur@googlemail.com>
 *               2012-2014, Stefan Eilemann <eile@eyescale.ch>
 *
 * 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_OBJECTMAP_H
#define CO_OBJECTMAP_H

#include <co/serializable.h> // base class

namespace co
{
namespace detail
{
class ObjectMap;
}

class ObjectMap : public Serializable
{
public:
    CO_API ObjectMap(ObjectHandler& handler, ObjectFactory& factory);

    CO_API virtual ~ObjectMap();

    CO_API bool register_(Object* object, const uint32_t type);

    CO_API bool deregister(Object* object);

    CO_API Object* map(const uint128_t& identifier, Object* instance = 0);

    CO_API bool unmap(Object* object);

    CO_API void clear();

    CO_API uint128_t
        commit(const uint32_t incarnation = CO_COMMIT_NEXT) override;

protected:
    CO_API bool isDirty() const override; 

    CO_API void serialize(DataOStream& os, const uint64_t dirtyBits) override;

    CO_API void deserialize(DataIStream& is, const uint64_t dirtyBits) override;
    ChangeType getChangeType() const override { return DELTA; }
    CO_API void notifyAttached() override; 

    enum DirtyBits
    {
        DIRTY_ADDED = Serializable::DIRTY_CUSTOM << 0,   // 1
        DIRTY_REMOVED = Serializable::DIRTY_CUSTOM << 1, // 2
        DIRTY_CHANGED = Serializable::DIRTY_CUSTOM << 2, // 4
        DIRTY_CUSTOM = Serializable::DIRTY_CUSTOM << 3   // 8
    };

private:
    detail::ObjectMap* const _impl;

    void _commitMasters(const uint32_t incarnation);
};
}
#endif // CO_OBJECTMAP_H