Files
azerothcore-wotlk/src/server/shared/Utilities/EventProcessor.cpp
Yehonal e8e94a0a66 First Commit
For Azeroth!
2016-06-26 10:39:44 +02:00

104 lines
2.6 KiB
C++

/*
* Copyright (C)
* Copyright (C)
*
* 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/>.
*/
#include "EventProcessor.h"
EventProcessor::EventProcessor()
{
m_time = 0;
m_aborting = false;
}
EventProcessor::~EventProcessor()
{
KillAllEvents(true);
}
void EventProcessor::Update(uint32 p_time)
{
// update time
m_time += p_time;
// main event loop
EventList::iterator i;
while (((i = m_events.begin()) != m_events.end()) && i->first <= m_time)
{
// get and remove event from queue
BasicEvent* Event = i->second;
m_events.erase(i);
if (!Event->to_Abort)
{
if (Event->Execute(m_time, p_time))
{
// completely destroy event if it is not re-added
delete Event;
}
}
else
{
Event->Abort(m_time);
delete Event;
}
}
}
void EventProcessor::KillAllEvents(bool force)
{
// prevent event insertions
m_aborting = true;
// first, abort all existing events
for (EventList::iterator i = m_events.begin(); i != m_events.end();)
{
EventList::iterator i_old = i;
++i;
i_old->second->to_Abort = true;
i_old->second->Abort(m_time);
if (force || i_old->second->IsDeletable())
{
delete i_old->second;
if (!force) // need per-element cleanup
m_events.erase (i_old);
}
}
// fast clear event list (in force case)
if (force)
m_events.clear();
}
void EventProcessor::AddEvent(BasicEvent* Event, uint64 e_time, bool set_addtime)
{
if (set_addtime) Event->m_addTime = m_time;
Event->m_execTime = e_time;
m_events.insert(std::pair<uint64, BasicEvent*>(e_time, Event));
}
uint64 EventProcessor::CalculateTime(uint64 t_offset) const
{
return(m_time + t_offset);
}
uint64 EventProcessor::CalculateQueueTime(uint64 delay) const
{
return CalculateTime(delay - (m_time % delay));
}