src/game/HostileRefManager.h

   1 /*
   2  * Copyright (C) 2005-2013 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 _HOSTILEREFMANAGER
  20 #define _HOSTILEREFMANAGER
  21
  22 #include "Common.h"
  23 #include "ObjectGuid.h"
  24 #include "Utilities/LinkedReference/RefManager.h"
  25
  26 class Unit;
  27 class ThreatManager;
  28 class HostileReference;
  29 struct SpellEntry;
  30
  31 //=================================================
  32
  33 class HostileRefManager : public RefManager<Unit, ThreatManager>
  34 {
  35     public:
  36         explicit HostileRefManager(Unit* pOwner);
  37         ~HostileRefManager();
  38
  39         Unit* getOwner() { return iOwner; }
  40
  41         // send threat to all my hateres for the pVictim
  42         // The pVictim is hated than by them as well
  43         // use for buffs and healing threat functionality
  44         void threatAssist(Unit* pVictim, float threat, SpellEntry const* threatSpell = 0, bool pSingleTarget = false);
  45
  46         void addThreatPercent(int32 pValue);
  47
  48         // The references are not needed anymore
  49         // tell the source to remove them from the list and free the mem
  50         void deleteReferences();
  51
  52         // Remove specific faction references
  53         void deleteReferencesForFaction(uint32 faction);
  54
  55         HostileReference* getFirst() { return ((HostileReference*) RefManager<Unit, ThreatManager>::getFirst()); }
  56
  57         void updateThreatTables();
  58
  59         void setOnlineOfflineState(bool pIsOnline);
  60
  61         // set state for one reference, defined by Unit
  62         void setOnlineOfflineState(Unit* pCreature, bool pIsOnline);
  63
  64         // delete one reference, defined by Unit
  65         void deleteReference(Unit* pCreature);
  66
  67         // redirection threat data
  68         void SetThreatRedirection(ObjectGuid guid, uint32 pct)
  69         {
  70             m_redirectionTargetGuid = guid;
  71             m_redirectionMod = pct / 100.0f;
  72         }
  73
  74         void ResetThreatRedirection()
  75         {
  76             m_redirectionTargetGuid.Clear();
  77             m_redirectionMod = 0.0f;
  78         }
  79
  80         float GetThreatRedirectionMod() const { return m_redirectionMod; }
  81         Unit*  GetThreatRedirectionTarget() const;
  82
  83     private:
  84         Unit* iOwner;                                       // owner of manager variable, back ref. to it, always exist
  85
  86         float      m_redirectionMod;
  87         ObjectGuid m_redirectionTargetGuid;
  88 };
  89 //=================================================
  90 #endif