1 files changed, 98 insertions, 0 deletions
diff --git a/src/game/MovementGenerator.h b/src/game/MovementGenerator.h
new file mode 100644
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--- /dev/null
+++ b/src/game/MovementGenerator.h
@@ -0,0 +1,98 @@
+/*
+ * 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_MOVEMENTGENERATOR_H
+#define MANGOS_MOVEMENTGENERATOR_H
+
+#include "Platform/Define.h"
+#include "Policies/Singleton.h"
+#include "Dynamic/ObjectRegistry.h"
+#include "Dynamic/FactoryHolder.h"
+#include "Common.h"
+#include "MotionMaster.h"
+
+class Unit;
+
+class MANGOS_DLL_SPEC MovementGenerator
+{
+    public:
+        virtual ~MovementGenerator();
+
+        virtual void Initialize(Unit &) = 0;
+        virtual void Finalize(Unit &) = 0;
+
+        virtual void Reset(Unit &) = 0;
+
+        virtual bool Update(Unit &, const uint32 &time_diff) = 0;
+
+        virtual MovementGeneratorType GetMovementGeneratorType() = 0;
+
+        virtual void unitSpeedChanged() { }
+
+        virtual bool GetDestination(float& /*x*/, float& /*y*/, float& /*z*/) const { return false; }
+};
+
+template<class T, class D>
+class MANGOS_DLL_SPEC MovementGeneratorMedium : public MovementGenerator
+{
+    public:
+        void Initialize(Unit &u)
+        {
+            //u->AssertIsType<T>();
+            (static_cast<D*>(this))->Initialize(*((T*)&u));
+        }
+        void Finalize(Unit &u)
+        {
+            //u->AssertIsType<T>();
+            (static_cast<D*>(this))->Finalize(*((T*)&u));
+        }
+        void Reset(Unit &u)
+        {
+            //u->AssertIsType<T>();
+            (static_cast<D*>(this))->Reset(*((T*)&u));
+        }
+        bool Update(Unit &u, const uint32 &time_diff)
+        {
+            //u->AssertIsType<T>();
+            return (static_cast<D*>(this))->Update(*((T*)&u), time_diff);
+        }
+    public:
+        // will not link if not overridden in the generators
+        void Initialize(T &u);
+        void Finalize(T &u);
+        void Reset(T &u);
+        bool Update(T &u, const uint32 &time_diff);
+};
+
+struct SelectableMovement : public FactoryHolder<MovementGenerator,MovementGeneratorType>
+{
+    SelectableMovement(MovementGeneratorType mgt) : FactoryHolder<MovementGenerator,MovementGeneratorType>(mgt) {}
+};
+
+template<class REAL_MOVEMENT>
+struct MovementGeneratorFactory : public SelectableMovement
+{
+    MovementGeneratorFactory(MovementGeneratorType mgt) : SelectableMovement(mgt) {}
+
+    MovementGenerator* Create(void *) const;
+};
+
+typedef FactoryHolder<MovementGenerator,MovementGeneratorType> MovementGeneratorCreator;
+typedef FactoryHolder<MovementGenerator,MovementGeneratorType>::FactoryHolderRegistry MovementGeneratorRegistry;
+typedef FactoryHolder<MovementGenerator,MovementGeneratorType>::FactoryHolderRepository MovementGeneratorRepository;
+#endif