From 9b1c0e006f20091f28f3f468cfcab1feb51286bd Mon Sep 17 00:00:00 2001
From: Neo2003 <none@none>
Date: Thu, 2 Oct 2008 16:23:55 -0500
Subject: [svn] * Proper SVN structure

--HG--
branch : trunk
---
 src/game/TotemAI.cpp | 123 +++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 123 insertions(+)
 create mode 100644 src/game/TotemAI.cpp

(limited to 'src/game/TotemAI.cpp')

diff --git a/src/game/TotemAI.cpp b/src/game/TotemAI.cpp
new file mode 100644
index 00000000000..8fc038a8946
--- /dev/null
+++ b/src/game/TotemAI.cpp
@@ -0,0 +1,123 @@
+/*
+ * Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include "TotemAI.h"
+#include "Totem.h"
+#include "Creature.h"
+#include "Player.h"
+#include "Database/DBCStores.h"
+#include "MapManager.h"
+#include "ObjectAccessor.h"
+#include "SpellMgr.h"
+
+#include "GridNotifiers.h"
+#include "GridNotifiersImpl.h"
+#include "CellImpl.h"
+
+int
+TotemAI::Permissible(const Creature *creature)
+{
+    if( creature->isTotem() )
+        return PERMIT_BASE_PROACTIVE;
+
+    return PERMIT_BASE_NO;
+}
+
+TotemAI::TotemAI(Creature &c) : i_totem(static_cast<Totem&>(c)), i_victimGuid(0)
+{
+}
+
+void
+TotemAI::MoveInLineOfSight(Unit *)
+{
+}
+
+void TotemAI::EnterEvadeMode()
+{
+    i_totem.CombatStop();
+}
+
+void
+TotemAI::UpdateAI(const uint32 /*diff*/)
+{
+    if (i_totem.GetTotemType() != TOTEM_ACTIVE)
+        return;
+
+    if (!i_totem.isAlive() || i_totem.IsNonMeleeSpellCasted(false))
+        return;
+
+    // Search spell
+    SpellEntry const *spellInfo = sSpellStore.LookupEntry(i_totem.GetSpell());
+    if (!spellInfo)
+        return;
+
+    // Get spell rangy
+    SpellRangeEntry const* srange = sSpellRangeStore.LookupEntry(spellInfo->rangeIndex);
+    float max_range = GetSpellMaxRange(srange);
+
+    // SPELLMOD_RANGE not applied in this place just because not existence range mods for attacking totems
+
+    // pointer to appropriate target if found any
+    Unit* victim = i_victimGuid ? ObjectAccessor::GetUnit(i_totem, i_victimGuid) : NULL;
+
+    // Search victim if no, not attackable, or out of range, or friendly (possible in case duel end)
+    if( !victim ||
+        !victim->isTargetableForAttack() || !i_totem.IsWithinDistInMap(victim, max_range) ||
+        i_totem.IsFriendlyTo(victim) || !victim->isVisibleForOrDetect(&i_totem,false) )
+    {
+        CellPair p(MaNGOS::ComputeCellPair(i_totem.GetPositionX(),i_totem.GetPositionY()));
+        Cell cell(p);
+        cell.data.Part.reserved = ALL_DISTRICT;
+
+        victim = NULL;
+
+        MaNGOS::NearestAttackableUnitInObjectRangeCheck u_check(&i_totem, &i_totem, max_range);
+        MaNGOS::UnitLastSearcher<MaNGOS::NearestAttackableUnitInObjectRangeCheck> checker(victim, u_check);
+
+        TypeContainerVisitor<MaNGOS::UnitLastSearcher<MaNGOS::NearestAttackableUnitInObjectRangeCheck>, GridTypeMapContainer > grid_object_checker(checker);
+        TypeContainerVisitor<MaNGOS::UnitLastSearcher<MaNGOS::NearestAttackableUnitInObjectRangeCheck>, WorldTypeMapContainer > world_object_checker(checker);
+
+        CellLock<GridReadGuard> cell_lock(cell, p);
+        cell_lock->Visit(cell_lock, grid_object_checker,  *MapManager::Instance().GetMap(i_totem.GetMapId(), &i_totem));
+        cell_lock->Visit(cell_lock, world_object_checker, *MapManager::Instance().GetMap(i_totem.GetMapId(), &i_totem));
+    }
+
+    // If have target
+    if (victim)
+    {
+        // remember
+        i_victimGuid = victim->GetGUID();
+
+        // attack
+        i_totem.SetInFront(victim);                         // client change orientation by self
+        i_totem.CastSpell(victim, i_totem.GetSpell(), false);
+    }
+    else
+        i_victimGuid = 0;
+}
+
+bool
+TotemAI::IsVisible(Unit *) const
+{
+    return false;
+}
+
+void
+TotemAI::AttackStart(Unit *)
+{
+}
-- 
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