Swiften/Avatars/CombinedAvatarProvider.h

/*
 * Copyright (c) 2010 Remko Tronçon
 * Licensed under the GNU General Public License v3.
 * See Documentation/Licenses/GPLv3.txt for more information.
 */

#pragma once

#include <vector>
#include <map>

#include <Swiften/Base/API.h>
#include <Swiften/Avatars/AvatarProvider.h>
#include <Swiften/JID/JID.h>

namespace Swift {
  class SWIFTEN_API CombinedAvatarProvider : public AvatarProvider {
    public:
      virtual std::string getAvatarHash(const JID&) const;

      void addProvider(AvatarProvider*);
      void removeProvider(AvatarProvider*);

    private:
      void handleAvatarChanged(const JID&);
      std::string getCombinedAvatarAndCache(const JID&) const;

    private:
      std::vector<AvatarProvider*> providers;
      mutable std::map<JID, std::string> avatars;
  };
}