Using TC structure allowing easier patches importing

src/server/game/Maps/MapInstanced.h

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2016+     AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license: http://github.com/azerothcore/azerothcore-wotlk/LICENSE-GPL2
+ * Copyright (C) 2008-2016 TrinityCore <http://www.trinitycore.org/>
+ * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
+ */
+
+#ifndef TRINITY_MAP_INSTANCED_H
+#define TRINITY_MAP_INSTANCED_H
+
+#include "Map.h"
+#include "InstanceSaveMgr.h"
+#include "DBCEnums.h"
+
+class MapInstanced : public Map
+{
+    friend class MapManager;
+    public:
+        typedef UNORDERED_MAP< uint32, Map*> InstancedMaps;
+
+        MapInstanced(uint32 id);
+        ~MapInstanced() {}
+
+        // functions overwrite Map versions
+        void Update(const uint32, const uint32, bool thread = true);
+        void DelayedUpdate(const uint32 diff);
+        //void RelocationNotify();
+        void UnloadAll();
+        bool CanEnter(Player* player, bool loginCheck = false);
+
+        Map* CreateInstanceForPlayer(const uint32 mapId, Player* player);
+        Map* FindInstanceMap(uint32 instanceId) const
+        {
+            InstancedMaps::const_iterator i = m_InstancedMaps.find(instanceId);
+            return(i == m_InstancedMaps.end() ? NULL : i->second);
+        }
+        bool DestroyInstance(InstancedMaps::iterator &itr);
+
+        InstancedMaps &GetInstancedMaps() { return m_InstancedMaps; }
+        virtual void InitVisibilityDistance();
+
+    private:
+        InstanceMap* CreateInstance(uint32 InstanceId, InstanceSave* save, Difficulty difficulty);
+        BattlegroundMap* CreateBattleground(uint32 InstanceId, Battleground* bg);
+
+        InstancedMaps m_InstancedMaps;
+};
+#endif