//----------------------------------------------------------------------
void WorldTime::fireWorldTimeCame()
{
while(true)
{
// Process the first listener - the listener
// with earliest activation time.
Listeners::Iterator it = mListeners.getIterator();
if(!it.hasMoreElements())
break; // no listeners to process
Time activationTime = it.peekNextKey();
if(activationTime > mCurrentTime)
break; // all required listeners have been processed
WorldTimeListener* listener = it.peekNextValue();
Time period = listener->mPeriod;
Time nextActivationTime;
if(period != Time::INFINITY)
nextActivationTime = activationTime + period;
else
nextActivationTime = Time::INFINITY; // next activation time = never
// Call the listener.
WorldTimeEvent evt(activationTime, nextActivationTime);
listener->worldTimeCame(evt);
nextActivationTime = evt.getNextActivationTime();
// The worldTriggered function could remove the listener,
// so we check if the iterator points to the same listener yet.
if(!it.hasMoreElements() || it.peekNextValue() != listener)
continue; // process next listener
// Remove the listener from the ordered list,
// increase the activation time by period,
// and insert the listener to the ordered list again.
_removeListener(listener);
if(nextActivationTime != Time::INFINITY)
{
_addListener(listener, nextActivationTime, period);
}
}
}
bool Object::removeListener(uint32_t code, void (*fn)())
{
Delegate0<> del(fn);
return _removeListener(code, NULL, (const void*)&del, OBJECT_EVENT_HANDLER_VOID);
}
//----------------------------------------------------------------------
void WorldTime::_addListener(WorldTimeListener* _listener, const Time& _firstActivation, const Time& _period)
{
_removeListener(_listener);
_listener->mPeriod = _period;
_listener->mElementHandle = mListeners.add(_listener, _firstActivation);
}
bool Object::removeListener(uint32_t code, void (*fn)(Event*))
{
Delegate1<Event*> del(fn);
return _removeListener(code, NULL, (const void*)&del, OBJECT_EVENT_HANDLER_EVENTPTR);
}
