src/game/PointMovementGenerator.cpp

   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 #include "PointMovementGenerator.h"
  20 #include "Errors.h"
  21 #include "Creature.h"
  22 #include "CreatureAI.h"
  23 #include "TemporarySummon.h"
  24 #include "DestinationHolderImp.h"
  25 #include "World.h"
  26
  27 //----- Point Movement Generator
  28 template<class T>
  29 void PointMovementGenerator<T>::Initialize(T &unit)
  30 {
  31     unit.StopMoving();
  32     unit.addUnitState(UNIT_STAT_ROAMING|UNIT_STAT_ROAMING_MOVE);
  33     Traveller<T> traveller(unit);
  34     i_destinationHolder.SetDestination(traveller, i_x, i_y, i_z);
  35
  36     if (unit.GetTypeId() == TYPEID_UNIT && ((Creature*)&unit)->canFly())
  37         ((Creature&)unit).AddSplineFlag(SPLINEFLAG_UNKNOWN7);
  38 }
  39
  40 template<class T>
  41 void PointMovementGenerator<T>::Finalize(T &unit)
  42 {
  43     unit.clearUnitState(UNIT_STAT_ROAMING|UNIT_STAT_ROAMING_MOVE);
  44 }
  45
  46 template<class T>
  47 void PointMovementGenerator<T>::Interrupt(T &unit)
  48 {
  49     unit.clearUnitState(UNIT_STAT_ROAMING|UNIT_STAT_ROAMING_MOVE);
  50 }
  51
  52 template<class T>
  53 void PointMovementGenerator<T>::Reset(T &unit)
  54 {
  55     unit.StopMoving();
  56     unit.addUnitState(UNIT_STAT_ROAMING|UNIT_STAT_ROAMING_MOVE);
  57 }
  58
  59
  60 template<class T>
  61 bool PointMovementGenerator<T>::Update(T &unit, const uint32 &diff)
  62 {
  63     if(!&unit)
  64         return false;
  65
  66     if(unit.hasUnitState(UNIT_STAT_CAN_NOT_MOVE))
  67     {
  68         unit.clearUnitState(UNIT_STAT_ROAMING_MOVE);
  69         return true;
  70     }
  71
  72     unit.addUnitState(UNIT_STAT_ROAMING_MOVE);
  73     Traveller<T> traveller(unit);
  74     if (i_destinationHolder.UpdateTraveller(traveller, diff, false))
  75     {
  76         if (!IsActive(unit))                                // force stop processing (movement can move out active zone with cleanup movegens list)
  77             return true;                                    // not expire now, but already lost
  78     }
  79
  80     if(i_destinationHolder.HasArrived())
  81     {
  82         unit.StopMoving();
  83         MovementInform(unit);
  84         return false;
  85     }
  86
  87     return true;
  88 }
  89
  90 template<>
  91 void PointMovementGenerator<Player>::MovementInform(Player&)
  92 {
  93 }
  94
  95 template <>
  96 void PointMovementGenerator<Creature>::MovementInform(Creature &unit)
  97 {
  98     if (unit.AI())
  99         unit.AI()->MovementInform(POINT_MOTION_TYPE, id);
 100
 101     if (unit.isTemporarySummon())
 102     {
 103         TemporarySummon* pSummon = (TemporarySummon*)(&unit);
 104         if (IS_CREATURE_GUID(pSummon->GetSummonerGUID()))
 105             if(Creature* pSummoner = unit.GetMap()->GetCreature(pSummon->GetSummonerGUID()))
 106                 if (pSummoner->AI())
 107                     pSummoner->AI()->SummonedMovementInform(&unit, POINT_MOTION_TYPE, id);
 108     }
 109 }
 110
 111 template void PointMovementGenerator<Player>::Initialize(Player&);
 112 template void PointMovementGenerator<Creature>::Initialize(Creature&);
 113 template void PointMovementGenerator<Player>::Finalize(Player&);
 114 template void PointMovementGenerator<Creature>::Finalize(Creature&);
 115 template void PointMovementGenerator<Player>::Interrupt(Player&);
 116 template void PointMovementGenerator<Creature>::Interrupt(Creature&);
 117 template void PointMovementGenerator<Player>::Reset(Player&);
 118 template void PointMovementGenerator<Creature>::Reset(Creature&);
 119 template bool PointMovementGenerator<Player>::Update(Player &, const uint32 &diff);
 120 template bool PointMovementGenerator<Creature>::Update(Creature&, const uint32 &diff);
 121
 122 void AssistanceMovementGenerator::Finalize(Unit &unit)
 123 {
 124     unit.clearUnitState(UNIT_STAT_ROAMING|UNIT_STAT_ROAMING_MOVE);
 125
 126     ((Creature*)&unit)->SetNoCallAssistance(false);
 127     ((Creature*)&unit)->CallAssistance();
 128     if (unit.isAlive())
 129         unit.GetMotionMaster()->MoveSeekAssistanceDistract(sWorld.getConfig(CONFIG_UINT32_CREATURE_FAMILY_ASSISTANCE_DELAY));
 130 }