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- /*
- * Copyright (C) 2008-2014 TrinityCore <http://www.trinitycore.org/>
- * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
- *
- * 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, see <http://www.gnu.org/licenses/>.
- */
- #ifndef __EVENTPROCESSOR_H
- #define __EVENTPROCESSOR_H
- #include "Define.h"
- #include <map>
- // Note. All times are in milliseconds here.
- class BasicEvent
- {
- public:
- BasicEvent()
- {
- to_Abort = false;
- m_addTime = 0;
- m_execTime = 0;
- }
- virtual ~BasicEvent() { } // override destructor to perform some actions on event removal
- // this method executes when the event is triggered
- // return false if event does not want to be deleted
- // e_time is execution time, p_time is update interval
- virtual bool Execute(uint64 /*e_time*/, uint32 /*p_time*/) { return true; }
- virtual bool IsDeletable() const { return true; } // this event can be safely deleted
- virtual void Abort(uint64 /*e_time*/) { } // this method executes when the event is aborted
- bool to_Abort; // set by externals when the event is aborted, aborted events don't execute
- // and get Abort call when deleted
- // these can be used for time offset control
- uint64 m_addTime; // time when the event was added to queue, filled by event handler
- uint64 m_execTime; // planned time of next execution, filled by event handler
- };
- typedef std::multimap<uint64, BasicEvent*> EventList;
- class EventProcessor
- {
- public:
- EventProcessor();
- ~EventProcessor();
- void Update(uint32 p_time);
- void KillAllEvents(bool force);
- void AddEvent(BasicEvent* Event, uint64 e_time, bool set_addtime = true);
- uint64 CalculateTime(uint64 t_offset) const;
- protected:
- uint64 m_time;
- EventList m_events;
- bool m_aborting;
- };
- #endif
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