1 files changed, 102 insertions, 0 deletions
diff --git a/src/game/Traveller.h b/src/game/Traveller.h
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+++ b/src/game/Traveller.h
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+/*
+ * 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
+ */
+
+#ifndef MANGOS_TRAVELLER_H
+#define MANGOS_TRAVELLER_H
+
+#include "MapManager.h"
+#include "Creature.h"
+#include "Player.h"
+#include <cassert>
+
+/** Traveller is a wrapper for units (creatures or players) that
+ * travel from point A to point B using the destination holder.
+ */
+#define PLAYER_FLIGHT_SPEED        32.0f
+
+template<class T>
+struct MANGOS_DLL_DECL Traveller
+{
+    T &i_traveller;
+    Traveller(T &t) : i_traveller(t) {}
+    Traveller(const Traveller &obj) : i_traveller(obj) {}
+    Traveller& operator=(const Traveller &obj)
+    {
+        this->~Traveller();
+        new (this) Traveller(obj);
+        return *this;
+    }
+
+    operator T&(void) { return i_traveller; }
+    operator const T&(void) { return i_traveller; }
+    inline float GetPositionX() const { return i_traveller.GetPositionX(); }
+    inline float GetPositionY() const { return i_traveller.GetPositionY(); }
+    inline float GetPositionZ() const { return i_traveller.GetPositionZ(); }
+    inline T& GetTraveller(void) { return i_traveller; }
+
+    float Speed(void) { assert(false); return 0.0f; }
+    void Relocation(float x, float y, float z, float orientation) {}
+    void Relocation(float x, float y, float z) { Relocation(x, y, z, i_traveller.GetOrientation()); }
+    void MoveTo(float x, float y, float z, uint32 t) {}
+};
+
+// specialization for creatures
+template<>
+inline float Traveller<Creature>::Speed()
+{
+    return i_traveller.GetSpeed( i_traveller.HasUnitMovementFlag(MOVEMENTFLAG_WALK_MODE) ? MOVE_WALK : MOVE_RUN);
+}
+
+template<>
+inline void Traveller<Creature>::Relocation(float x, float y, float z, float orientation)
+{
+    MapManager::Instance().GetMap(i_traveller.GetMapId(), &i_traveller)->CreatureRelocation(&i_traveller, x, y, z, orientation);
+}
+
+template<>
+inline void Traveller<Creature>::MoveTo(float x, float y, float z, uint32 t)
+{
+    i_traveller.AI_SendMoveToPacket(x, y, z, t, i_traveller.GetUnitMovementFlags(), 0);
+}
+
+// specialization for players
+template<>
+inline float Traveller<Player>::Speed()
+{
+    if (i_traveller.isInFlight())
+        return PLAYER_FLIGHT_SPEED;
+    else
+        return i_traveller.GetSpeed(i_traveller.HasUnitMovementFlag(MOVEMENTFLAG_WALK_MODE) ? MOVE_WALK : MOVE_RUN);
+}
+
+template<>
+inline void Traveller<Player>::Relocation(float x, float y, float z, float orientation)
+{
+    MapManager::Instance().GetMap(i_traveller.GetMapId(), &i_traveller)->PlayerRelocation(&i_traveller, x, y, z, orientation);
+}
+
+template<>
+inline void Traveller<Player>::MoveTo(float x, float y, float z, uint32 t)
+{
+    //Only send MOVEMENTFLAG_WALK_MODE, client has strange issues with other move flags
+    i_traveller.SendMonsterMove(x, y, z, 0, MOVEMENTFLAG_WALK_MODE, t);
+}
+
+typedef Traveller<Creature> CreatureTraveller;
+typedef Traveller<Player> PlayerTraveller;
+#endif