void Collection::start(MasterTimer* timer)
{
Q_ASSERT(timer != NULL);
Doc* doc = qobject_cast <Doc*> (parent());
Q_ASSERT(doc != NULL);
m_childCount = 0;
QListIterator <t_function_id> it(m_steps);
while (it.hasNext() == true)
{
Function* function;
function = doc->function(it.next());
Q_ASSERT(function != NULL);
m_childCountMutex.lock();
m_childCount++;
m_childCountMutex.unlock();
connect(function, SIGNAL(stopped(t_function_id)),
this, SLOT(slotChildStopped(t_function_id)));
function->start(timer);
}
Function::start(timer);
}
void Collection::slotChildStopped(quint32 fid)
{
Doc* doc = qobject_cast <Doc*> (parent());
Q_ASSERT(doc != NULL);
Function* function = doc->function(fid);
disconnect(function, SIGNAL(stopped(quint32)),
this, SLOT(slotChildStopped(quint32)));
QMutexLocker locker(&m_functionListMutex);
m_runningChildren.remove(fid);
}
void Collection::slotChildStopped(t_function_id fid)
{
Doc* doc = qobject_cast <Doc*> (parent());
Q_ASSERT(doc != NULL);
Function* function;
function = doc->function(fid);
Q_ASSERT(function != NULL);
disconnect(function, SIGNAL(stopped(t_function_id)),
this, SLOT(slotChildStopped(t_function_id)));
m_childCountMutex.lock();
m_childCount--;
m_childCountMutex.unlock();
}
void Collection::write(MasterTimer* timer, QList<Universe *> universes)
{
Q_UNUSED(universes);
if (elapsed() == 0)
{
Doc* doc = qobject_cast <Doc*> (parent());
Q_ASSERT(doc != NULL);
QMutexLocker locker(&m_functionListMutex);
QListIterator <quint32> it(m_functions);
while (it.hasNext() == true)
{
Function* function = doc->function(it.next());
Q_ASSERT(function != NULL);
// Append the IDs of all functions started by this collection
// to a set so that we can track which of them are still controlled
// by this collection which are not.
m_runningChildren << function->id();
// Listen to the children's stopped signals so that this collection
// can give up its rights to stop the function later.
connect(function, SIGNAL(stopped(quint32)),
this, SLOT(slotChildStopped(quint32)));
function->adjustAttribute(getAttributeValue(Function::Intensity), Function::Intensity);
function->start(timer, true, 0, overrideFadeInSpeed(), overrideFadeOutSpeed(), overrideDuration());
}
}
incrementElapsed();
{
QMutexLocker locker(&m_functionListMutex);
if (m_runningChildren.size() > 0)
return;
}
stop();
}
