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68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
/*
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* Copyright (C) 2005-2008 MaNGOS <http://getmangos.com/>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __EVENTPROCESSOR_H
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#define __EVENTPROCESSOR_H
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#include "Platform/Define.h"
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#include<map>
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// Note. All times are in milliseconds here.
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class BasicEvent
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{
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public:
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BasicEvent() { to_Abort = false; }
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virtual ~BasicEvent() // override destructor to perform some actions on event removal
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{
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};
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// this method executes when the event is triggered
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// return false if event does not want to be deleted
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// e_time is execution time, p_time is update interval
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virtual bool Execute(uint64 /*e_time*/, uint32 /*p_time*/) { return true; }
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virtual void Abort(uint64 /*e_time*/) {} // this method executes when the event is aborted
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bool to_Abort; // set by externals when the event is aborted, aborted events don't execute
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// and get Abort call when deleted
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// these can be used for time offset control
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uint64 m_addTime; // time when the event was added to queue, filled by event handler
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uint64 m_execTime; // planned time of next execution, filled by event handler
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};
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typedef std::multimap<uint64, BasicEvent*> EventList;
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class EventProcessor
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{
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public:
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EventProcessor();
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~EventProcessor();
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void Update(uint32 p_time);
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void KillAllEvents();
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void AddEvent(BasicEvent* Event, uint64 e_time, bool set_addtime = true);
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uint64 CalculateTime(uint64 t_offset);
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protected:
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uint64 m_time;
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EventList m_events;
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bool m_aborting;
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};
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#endif
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