src/game/MapManager.h

   1 /*
   2  * Copyright (C) 2005-2010 MaNGOS <http://getmangos.com/>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  */
  18
  19 #ifndef MANGOS_MAPMANAGER_H
  20 #define MANGOS_MAPMANAGER_H
  21
  22 #include "Platform/Define.h"
  23 #include "Policies/Singleton.h"
  24 #include "ace/Thread_Mutex.h"
  25 #include "Common.h"
  26 #include "Map.h"
  27 #include "GridStates.h"
  28
  29 class Transport;
  30 class BattleGround;
  31
  32 class MANGOS_DLL_DECL MapManager : public MaNGOS::Singleton<MapManager, MaNGOS::ClassLevelLockable<MapManager, ACE_Thread_Mutex> >
  33 {
  34
  35     friend class MaNGOS::OperatorNew<MapManager>;
  36     typedef UNORDERED_MAP<uint32, Map*> MapMapType;
  37     typedef std::pair<UNORDERED_MAP<uint32, Map*>::iterator, bool>  MapMapPair;
  38
  39     public:
  40
  41         Map* CreateMap(uint32, const WorldObject* obj);
  42         Map* CreateBgMap(uint32 mapid, BattleGround* bg);
  43         Map const* CreateBaseMap(uint32 id) const { return const_cast<MapManager*>(this)->_createBaseMap(id); }
  44         Map* FindMap(uint32 mapid, uint32 instanceId = 0) const;
  45
  46         void UpdateGridState(grid_state_t state, Map& map, NGridType& ngrid, GridInfo& ginfo, const uint32 &x, const uint32 &y, const uint32 &t_diff);
  47
  48         // only const version for outer users
  49         void DeleteInstance(uint32 mapid, uint32 instanceId);
  50
  51         uint16 GetAreaFlag(uint32 mapid, float x, float y, float z) const
  52         {
  53             Map const* m = CreateBaseMap(mapid);
  54             return m->GetAreaFlag(x, y, z);
  55         }
  56         uint32 GetAreaId(uint32 mapid, float x, float y, float z) const
  57         {
  58             return Map::GetAreaIdByAreaFlag(GetAreaFlag(mapid, x, y, z),mapid);
  59         }
  60         uint32 GetZoneId(uint32 mapid, float x, float y, float z) const
  61         {
  62             return Map::GetZoneIdByAreaFlag(GetAreaFlag(mapid, x, y, z),mapid);
  63         }
  64         void GetZoneAndAreaId(uint32& zoneid, uint32& areaid, uint32 mapid, float x, float y, float z)
  65         {
  66             Map::GetZoneAndAreaIdByAreaFlag(zoneid,areaid,GetAreaFlag(mapid, x, y, z),mapid);
  67         }
  68
  69         void Initialize(void);
  70         void Update(uint32);
  71
  72         void SetGridCleanUpDelay(uint32 t)
  73         {
  74             if( t < MIN_GRID_DELAY )
  75                 i_gridCleanUpDelay = MIN_GRID_DELAY;
  76             else
  77                 i_gridCleanUpDelay = t;
  78         }
  79
  80         void SetMapUpdateInterval(uint32 t)
  81         {
  82             if( t > MIN_MAP_UPDATE_DELAY )
  83                 t = MIN_MAP_UPDATE_DELAY;
  84
  85             i_timer.SetInterval(t);
  86             i_timer.Reset();
  87         }
  88
  89         //void LoadGrid(int mapid, int instId, float x, float y, const WorldObject* obj, bool no_unload = false);
  90         void UnloadAll();
  91
  92         static bool ExistMapAndVMap(uint32 mapid, float x, float y);
  93         static bool IsValidMAP(uint32 mapid);
  94
  95         static bool IsValidMapCoord(uint32 mapid, float x,float y)
  96         {
  97             return IsValidMAP(mapid) && MaNGOS::IsValidMapCoord(x,y);
  98         }
  99
 100         static bool IsValidMapCoord(uint32 mapid, float x,float y,float z)
 101         {
 102             return IsValidMAP(mapid) && MaNGOS::IsValidMapCoord(x,y,z);
 103         }
 104
 105         static bool IsValidMapCoord(uint32 mapid, float x,float y,float z,float o)
 106         {
 107             return IsValidMAP(mapid) && MaNGOS::IsValidMapCoord(x,y,z,o);
 108         }
 109
 110         static bool IsValidMapCoord(WorldLocation const& loc)
 111         {
 112             return IsValidMapCoord(loc.mapid,loc.coord_x,loc.coord_y,loc.coord_z,loc.orientation);
 113         }
 114
 115         void RemoveAllObjectsInRemoveList();
 116
 117         void LoadTransports();
 118
 119         typedef std::set<Transport *> TransportSet;
 120         TransportSet m_Transports;
 121
 122         typedef std::map<uint32, TransportSet> TransportMap;
 123         TransportMap m_TransportsByMap;
 124
 125         bool CanPlayerEnter(uint32 mapid, Player* player);
 126         uint32 GenerateInstanceId() { return ++i_MaxInstanceId; }
 127         void InitMaxInstanceId();
 128         void InitializeVisibilityDistanceInfo();
 129
 130         /* statistics */
 131         uint32 GetNumInstances();
 132         uint32 GetNumPlayersInInstances();
 133
 134     private:
 135
 136         // debugging code, should be deleted some day
 137         GridState* si_GridStates[MAX_GRID_STATE];
 138         int i_GridStateErrorCount;
 139
 140     private:
 141
 142         MapManager();
 143         ~MapManager();
 144
 145         MapManager(const MapManager &);
 146         MapManager& operator=(const MapManager &);
 147
 148         void InitStateMachine();
 149         void DeleteStateMachine();
 150
 151         Map* _createBaseMap(uint32 id);
 152         Map* _findMap(uint32 id) const
 153         {
 154             MapMapType::const_iterator iter = i_maps.find(id);
 155             return (iter == i_maps.end() ? NULL : iter->second);
 156         }
 157
 158         typedef MaNGOS::ClassLevelLockable<MapManager, ACE_Thread_Mutex>::Lock Guard;
 159         uint32 i_gridCleanUpDelay;
 160         MapMapType i_maps;
 161         IntervalTimer i_timer;
 162
 163         uint32 i_MaxInstanceId;
 164 };
 165
 166 #define sMapMgr MapManager::Instance()
 167
 168 #endif