EventProcessor.cpp

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/*
* This file is part of Project SkyFire https://www.projectskyfire.org.
* See LICENSE.md file for Copyright information
*/
 
#include "EventProcessor.h"
 
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);
}