Totem* casts.

--HG--
branch : trunk

src/game/SpellEffects.cpp

@@ -6966,7 +6966,7 @@ void Spell::EffectDestroyAllTotems(uint32 /*i*/)
                 mana += spellInfo->manaCost;
                 mana += spellInfo->ManaCostPercentage * m_caster->GetCreateMana() / 100;
             }
-            ((Totem*)totem)->UnSummon();
+            totem->ToTotem()->UnSummon();
         }
     }
     mana = mana * damage / 100;
@@ -7430,7 +7430,7 @@ void Spell::SummonGuardian(uint32 i, uint32 entry, SummonPropertiesEntry const *
         return;
 
     if (caster->isTotem())
-        caster = ((Totem*)caster)->GetOwner();
+      caster = caster->ToTotem()->GetOwner();
 
     // in another case summon new
     uint8 level = caster->getLevel();

src/game/SpellHandler.cpp

@@ -506,7 +506,7 @@ void WorldSession::HandleTotemDestroyed( WorldPacket& recvPacket)
     Creature* totem = GetPlayer()->GetMap()->GetCreature(_player->m_SummonSlot[slotId]);
     // Don't unsummon sentry totem
     if(totem && totem->isTotem() && totem->GetEntry() != SENTRY_TOTEM_ENTRY)
-        ((Totem*)totem)->UnSummon();
+      totem->ToTotem()->UnSummon();
 }
 
 void WorldSession::HandleSelfResOpcode( WorldPacket & /*recv_data*/ )

src/game/TotemAI.cpp

@@ -56,14 +56,14 @@ void TotemAI::EnterEvadeMode()
 void
 TotemAI::UpdateAI(const uint32 /*diff*/)
 {
-    if (((Totem*)m_creature)->GetTotemType() != TOTEM_ACTIVE)
+  if ( m_creature->ToTotem()->GetTotemType() != TOTEM_ACTIVE)
         return;
 
     if (!m_creature->isAlive() || m_creature->IsNonMeleeSpellCasted(false))
         return;
 
     // Search spell
-    SpellEntry const *spellInfo = sSpellStore.LookupEntry(((Totem*)m_creature)->GetSpell());
+    SpellEntry const *spellInfo = sSpellStore.LookupEntry(m_creature->ToTotem()->GetSpell());
     if (!spellInfo)
         return;
 
@@ -95,7 +95,7 @@ TotemAI::UpdateAI(const uint32 /*diff*/)
 
         // attack
         m_creature->SetInFront(victim);                         // client change orientation by self
-        m_creature->CastSpell(victim, ((Totem*)m_creature)->GetSpell(), false);
+        m_creature->CastSpell(victim, m_creature->ToTotem()->GetSpell(), false);
     }
     else
         i_victimGuid = 0;

src/game/Unit.cpp

@@ -3736,8 +3736,8 @@ void Unit::_UnapplyAura(AuraApplicationMap::iterator &i, AuraRemoveMode removeMo
     // Remove totem at next update if totem looses its aura
     if (aurApp->GetRemoveMode() == AURA_REMOVE_BY_EXPIRE && GetTypeId() == TYPEID_UNIT && this->ToCreature()->isTotem()&& ((TempSummon*)this)->GetSummonerGUID() == aura->GetCasterGUID())
     {
-        if (((Totem*)this)->GetSpell() == aura->GetId() && ((Totem*)this)->GetTotemType() == TOTEM_PASSIVE)
-            ((Totem*)this)->setDeathState(JUST_DIED);
+      if (this->ToTotem()->GetSpell() == aura->GetId() && this->ToTotem()->GetTotemType() == TOTEM_PASSIVE)
+	this->ToTotem()->setDeathState(JUST_DIED);
     }
 
     // Remove aurastates only if were not found
@@ -9341,7 +9341,7 @@ void Unit::SetMinion(Minion *minion, bool apply)
         else if (minion->isTotem())
         {
             // All summoned by totem minions must disappear when it is removed.
-            if (const SpellEntry* spInfo = sSpellStore.LookupEntry(((Totem*)minion)->GetSpell()))
+	  if (const SpellEntry* spInfo = sSpellStore.LookupEntry(minion->ToTotem()->GetSpell()))
                 for (int i = 0; i < MAX_SPELL_EFFECTS; ++i)
                 {
                     if (spInfo->Effect[i] != SPELL_EFFECT_SUMMON)