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/* Copyright (C) 2006 - 2009 ScriptDev2 <https://scriptdev2.svn.sourceforge.net/>
* This program is free software licensed under GPL version 2
* Please see the included DOCS/LICENSE.TXT for more information */
#ifndef SC_ESCORTAI_H
#define SC_ESCORTAI_H
#include "ScriptSystem.h"
#define DEFAULT_MAX_PLAYER_DISTANCE 50
struct Escort_Waypoint
{
Escort_Waypoint(uint32 _id, float _x, float _y, float _z, uint32 _w)
{
id = _id;
x = _x;
y = _y;
z = _z;
WaitTimeMs = _w;
}
uint32 id;
float x;
float y;
float z;
uint32 WaitTimeMs;
};
enum eEscortState
{
STATE_ESCORT_NONE = 0x000, //nothing in progress
STATE_ESCORT_ESCORTING = 0x001, //escort are in progress
STATE_ESCORT_RETURNING = 0x002, //escort is returning after being in combat
STATE_ESCORT_PAUSED = 0x004 //will not proceed with waypoints before state is removed
};
struct npc_escortAI : public ScriptedAI
{
public:
explicit npc_escortAI(Creature* pCreature);
~npc_escortAI() {}
// CreatureAI functions
void AttackStart(Unit* who);
void MoveInLineOfSight(Unit* who);
void JustDied(Unit*);
void JustRespawned();
void ReturnToLastPoint();
void EnterEvadeMode();
void UpdateAI(const uint32); //the "internal" update, calls UpdateEscortAI()
virtual void UpdateEscortAI(const uint32); //used when it's needed to add code in update (abilities, scripted events, etc)
void MovementInform(uint32, uint32);
// EscortAI functions
void AddWaypoint(uint32 id, float x, float y, float z, uint32 WaitTimeMs = 0);
virtual void WaypointReached(uint32 uiPointId) = 0;
virtual void WaypointStart(uint32 /*uiPointId*/) {}
void Start(bool bIsActiveAttacker = true, bool bRun = false, uint64 uiPlayerGUID = 0, const Quest* pQuest = NULL, bool bInstantRespawn = false, bool bCanLoopPath = false);
void SetRun(bool bRun = true);
void SetEscortPaused(bool uPaused);
bool HasEscortState(uint32 uiEscortState) { return (m_uiEscortState & uiEscortState); }
virtual bool IsEscorted() { return (m_uiEscortState & STATE_ESCORT_ESCORTING); }
void SetMaxPlayerDistance(float newMax) { MaxPlayerDistance = newMax; }
float GetMaxPlayerDistance() { return MaxPlayerDistance; }
void SetDespawnAtEnd(bool despawn) { DespawnAtEnd = despawn; }
void SetDespawnAtFar(bool despawn) { DespawnAtFar = despawn; }
bool GetAttack() { return m_bIsActiveAttacker; }//used in EnterEvadeMode override
void SetCanAttack(bool attack) { m_bIsActiveAttacker = attack; }
uint64 GetEventStarterGUID() { return m_uiPlayerGUID; }
protected:
Player* GetPlayerForEscort() { return (Player*)Unit::GetUnit(*me, m_uiPlayerGUID); }
private:
bool AssistPlayerInCombat(Unit* pWho);
bool IsPlayerOrGroupInRange();
void FillPointMovementListForCreature();
void AddEscortState(uint32 uiEscortState) { m_uiEscortState |= uiEscortState; }
void RemoveEscortState(uint32 uiEscortState) { m_uiEscortState &= ~uiEscortState; }
uint64 m_uiPlayerGUID;
uint32 m_uiWPWaitTimer;
uint32 m_uiPlayerCheckTimer;
uint32 m_uiEscortState;
float MaxPlayerDistance;
const Quest* m_pQuestForEscort; //generally passed in Start() when regular escort script.
std::list<Escort_Waypoint> WaypointList;
std::list<Escort_Waypoint>::iterator CurrentWP;
bool m_bIsActiveAttacker; //obsolete, determined by faction.
bool m_bIsRunning; //all creatures are walking by default (has flag MOVEMENTFLAG_WALK)
bool m_bCanInstantRespawn; //if creature should respawn instantly after escort over (if not, database respawntime are used)
bool m_bCanReturnToStart; //if creature can walk same path (loop) without despawn. Not for regular escort quests.
bool DespawnAtEnd;
bool DespawnAtFar;
bool ScriptWP;
};
#endif
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