src/game/PointMovementGenerator.cpp

   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 #include "PointMovementGenerator.h"
  20 #include "Errors.h"
  21 #include "Creature.h"
  22 #include "CreatureAI.h"
  23 #include "TemporarySummon.h"
  24 #include "World.h"
  25 #include "movement/MoveSplineInit.h"
  26 #include "movement/MoveSpline.h"
  27
  28 //----- Point Movement Generator
  29 template<class T>
  30 void PointMovementGenerator<T>::Initialize(T& unit)
  31 {
  32     if (!unit.IsStopped())
  33         unit.StopMoving();
  34
  35     unit.addUnitState(UNIT_STAT_ROAMING | UNIT_STAT_ROAMING_MOVE);
  36     Movement::MoveSplineInit init(unit);
  37     init.MoveTo(i_x, i_y, i_z, m_generatePath);
  38     init.Launch();
  39 }
  40
  41 template<class T>
  42 void PointMovementGenerator<T>::Finalize(T& unit)
  43 {
  44     unit.clearUnitState(UNIT_STAT_ROAMING | UNIT_STAT_ROAMING_MOVE);
  45
  46     if (unit.movespline->Finalized())
  47         MovementInform(unit);
  48 }
  49
  50 template<class T>
  51 void PointMovementGenerator<T>::Interrupt(T& unit)
  52 {
  53     unit.clearUnitState(UNIT_STAT_ROAMING | UNIT_STAT_ROAMING_MOVE);
  54 }
  55
  56 template<class T>
  57 void PointMovementGenerator<T>::Reset(T& unit)
  58 {
  59     if (!unit.IsStopped())
  60         unit.StopMoving();
  61
  62     unit.addUnitState(UNIT_STAT_ROAMING | UNIT_STAT_ROAMING_MOVE);
  63 }
  64
  65 template<class T>
  66 bool PointMovementGenerator<T>::Update(T& unit, const uint32& diff)
  67 {
  68     if (!&unit)
  69         return false;
  70
  71     if (unit.hasUnitState(UNIT_STAT_CAN_NOT_MOVE))
  72     {
  73         unit.clearUnitState(UNIT_STAT_ROAMING_MOVE);
  74         return true;
  75     }
  76
  77     unit.addUnitState(UNIT_STAT_ROAMING_MOVE);
  78     return !unit.movespline->Finalized();
  79 }
  80
  81 template<>
  82 void PointMovementGenerator<Player>::MovementInform(Player&)
  83 {
  84 }
  85
  86 template <>
  87 void PointMovementGenerator<Creature>::MovementInform(Creature& unit)
  88 {
  89     if (unit.AI())
  90         unit.AI()->MovementInform(POINT_MOTION_TYPE, id);
  91
  92     if (unit.IsTemporarySummon())
  93     {
  94         TemporarySummon* pSummon = (TemporarySummon*)(&unit);
  95         if (pSummon->GetSummonerGuid().IsCreatureOrVehicle())
  96             if (Creature* pSummoner = unit.GetMap()->GetCreature(pSummon->GetSummonerGuid()))
  97                 if (pSummoner->AI())
  98                     pSummoner->AI()->SummonedMovementInform(&unit, POINT_MOTION_TYPE, id);
  99     }
 100 }
 101
 102 template void PointMovementGenerator<Player>::Initialize(Player&);
 103 template void PointMovementGenerator<Creature>::Initialize(Creature&);
 104 template void PointMovementGenerator<Player>::Finalize(Player&);
 105 template void PointMovementGenerator<Creature>::Finalize(Creature&);
 106 template void PointMovementGenerator<Player>::Interrupt(Player&);
 107 template void PointMovementGenerator<Creature>::Interrupt(Creature&);
 108 template void PointMovementGenerator<Player>::Reset(Player&);
 109 template void PointMovementGenerator<Creature>::Reset(Creature&);
 110 template bool PointMovementGenerator<Player>::Update(Player&, const uint32& diff);
 111 template bool PointMovementGenerator<Creature>::Update(Creature&, const uint32& diff);
 112
 113 void AssistanceMovementGenerator::Finalize(Unit& unit)
 114 {
 115     unit.clearUnitState(UNIT_STAT_ROAMING | UNIT_STAT_ROAMING_MOVE);
 116
 117     ((Creature*)&unit)->SetNoCallAssistance(false);
 118     ((Creature*)&unit)->CallAssistance();
 119     if (unit.isAlive())
 120         unit.GetMotionMaster()->MoveSeekAssistanceDistract(sWorld.getConfig(CONFIG_UINT32_CREATURE_FAMILY_ASSISTANCE_DELAY));
 121 }
 122
 123 bool EffectMovementGenerator::Update(Unit& unit, const uint32&)
 124 {
 125     return !unit.movespline->Finalized();
 126 }
 127
 128 void EffectMovementGenerator::Finalize(Unit& unit)
 129 {
 130     if (unit.GetTypeId() != TYPEID_UNIT)
 131         return;
 132
 133     if (((Creature&)unit).AI() && unit.movespline->Finalized())
 134         ((Creature&)unit).AI()->MovementInform(EFFECT_MOTION_TYPE, m_Id);
 135     // Need restore previous movement since we have no proper states system
 136     if (unit.isAlive() && !unit.hasUnitState(UNIT_STAT_CONFUSED | UNIT_STAT_FLEEING))
 137     {
 138         if (Unit* victim = unit.getVictim())
 139             unit.GetMotionMaster()->MoveChase(victim);
 140         else
 141             unit.GetMotionMaster()->Initialize();
 142     }
 143 }