ClientTraitsHandler.h

//
//  ClientTraitsHandler.h
//  libraries/avatars/src
//
//  Created by Stephen Birarda on 7/30/18.
//  Copyright 2018 High Fidelity, Inc.
//
//  Distributed under the Apache License, Version 2.0.
//  See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
//
 
#ifndef hifi_ClientTraitsHandler_h
#define hifi_ClientTraitsHandler_h
 
#include <QtCore/QSharedPointer>
 
#include <ReceivedMessage.h>
 
#include "AssociatedTraitValues.h"
#include "Node.h"
 
class AvatarData;
 
class ClientTraitsHandler : public QObject {
    Q_OBJECT
public:
    ClientTraitsHandler(AvatarData* owningAvatar);
 
    int sendChangedTraitsToMixer();
 
    bool hasChangedTraits() const { return _hasChangedTraits; }
 
    void markTraitUpdated(AvatarTraits::TraitType updatedTrait);
    void markInstancedTraitUpdated(AvatarTraits::TraitType traitType, QUuid updatedInstanceID);
    void markInstancedTraitDeleted(AvatarTraits::TraitType traitType, QUuid deleteInstanceID);
 
    void resetForNewMixer();
 
public slots:
    void processTraitOverride(QSharedPointer<ReceivedMessage> message, SharedNodePointer sendingNode);
 
private:
    using Mutex = std::recursive_mutex;
    using Lock = std::lock_guard<Mutex>;
 
    enum ClientTraitStatus {
        Unchanged,
        Updated,
        Deleted
    };
 
    AvatarData* const _owningAvatar;
 
    Mutex _traitLock;
    AvatarTraits::AssociatedTraitValues<ClientTraitStatus, Unchanged> _traitStatuses;
 
    AvatarTraits::TraitVersion _currentTraitVersion { AvatarTraits::DEFAULT_TRAIT_VERSION };
    AvatarTraits::TraitVersion _currentSkeletonVersion { AvatarTraits::NULL_TRAIT_VERSION };
    
    bool _shouldPerformInitialSend { false };
    bool _hasChangedTraits { false };
};
 
#endif // hifi_ClientTraitsHandler_h