KstObjectItem::KstObjectItem(QListView *parent, KstDataObjectPtr x, KstDataManagerI *dm)
: QObject(), QListViewItem(parent), _rtti(RTTI_OBJ_OBJECT), _name(x->tagName()), _dm(dm) {
assert(x);
setText(0, x->tagName());
for (KstVectorMap::Iterator i = x->outputVectors().begin();
i != x->outputVectors().end();
++i) {
new KstObjectItem(this, i.data(), _dm);
}
x = 0L; // keep the counts in sync
update(false);
}
KstObjectItem::KstObjectItem(QListView *parent, KstDataObjectPtr x, KstDataManagerI *dm, int localUseCount)
: QObject(), QListViewItem(parent), _rtti(RTTI_OBJ_OBJECT), _name(x->tagName()), _dm(dm) {
assert(x);
_inUse = false;
setText(0, x->tagName());
for (KstVectorMap::Iterator i = x->outputVectors().begin();
i != x->outputVectors().end();
++i) {
KstObjectItem *item = new KstObjectItem(this, i.data(), _dm);
connect(item, SIGNAL(updated()), this, SIGNAL(updated()));
}
for (KstMatrixMap::Iterator i = x->outputMatrices().begin();
i != x->outputMatrices().end();
++i) {
KstObjectItem *item = new KstObjectItem(this, i.data(), _dm);
connect(item, SIGNAL(updated()), this, SIGNAL(updated()));
}
x = 0L; // keep the counts in sync
update(false, localUseCount);
}
void KstObjectItem::activateHint(int id) {
KstDataObjectPtr d = dataObject();
const KstCurveHintList* hints = d->curveHints();
int cnt = 0;
for (KstCurveHintList::ConstIterator i = hints->begin(); i != hints->end(); ++i) {
if (cnt == id) {
KstBaseCurvePtr c = (*i)->makeCurve(KST::suggestCurveName(d->tagName(), false), KstColorSequence::next());
if (c) {
KST::dataObjectList.lock().writeLock();
KST::dataObjectList.append(c.data());
KST::dataObjectList.lock().unlock();
emit updated();
} else {
KMessageBox::sorry(KstApp::inst(), i18n("Unable to create quick curve."));
}
break;
}
++cnt;
}
}
bool UpdateThread::doUpdates(bool force, bool *gotData) {
KstObject::UpdateType U = KstObject::NO_CHANGE;
_updatedCurves.clear(); // HACK
if (gotData) {
*gotData = false;
}
#if UPDATEDEBUG > 0
if (force) {
qDebug() << "Forced update!" << endl;
}
#endif
_updateCounter++;
if (_updateCounter < 1) {
_updateCounter = 1; // check for wrap around
}
#if UPDATEDEBUG > 2
qDebug() << "UPDATE: counter=" << _updateCounter << endl;
#endif
{
// Must make a copy to avoid deadlock
KstBaseCurveList cl;
KstDataObjectList dol;
kstObjectSplitList<KstDataObject, KstBaseCurve>(KST::dataObjectList, cl, dol);
qSort(cl);
qSort(dol);
// Update all curves
for (uint i = 0; i < cl.count(); ++i) {
KstBaseCurvePtr bcp = cl[i];
bcp->writeLock();
assert(bcp.data());
#if UPDATEDEBUG > 1
qDebug() << "updating curve: " << (void*)bcp << " - " << bcp->tagName() << endl;
#endif
KstObject::UpdateType ut = bcp->update(_updateCounter);
bcp->unlock();
if (ut == KstObject::UPDATE) { // HACK
_updatedCurves.append(bcp);
}
if (U != KstObject::UPDATE) {
U = ut;
if (U == KstObject::UPDATE) {
#if UPDATEDEBUG > 0
qDebug() << "Curve " << bcp->tagName() << " said UPDATE" << endl;
#endif
}
}
if (_done || (_paused && !force)) {
#if UPDATEDEBUG > 1
qDebug() << "5 Returning from scan with U=" << (int)U << endl;
#endif
return U == KstObject::UPDATE;
}
}
// Update all data objects
for (uint i = 0; i < dol.count(); ++i) {
KstDataObjectPtr dp = dol[i];
dp->writeLock();
assert(dp.data());
#if UPDATEDEBUG > 1
qDebug() << "updating data object: " << (void*)dp << " - " << dp->tagName() << endl;
#endif
dp->update(_updateCounter);
dp->unlock();
if (_done || (_paused && !force)) {
#if UPDATEDEBUG > 1
qDebug() << "5 Returning from scan with U=" << (int)U << endl;
#endif
return U == KstObject::UPDATE;
}
}
}
// Update the files
if (!_paused) { // don't update even if paused && force
KST::dataSourceList.lock().readLock();
unsigned cnt = KST::dataSourceList.count();
for (uint i = 0; i < cnt; ++i) {
KstDataSourcePtr dsp = KST::dataSourceList[i];
dsp->writeLock();
dsp->update(_updateCounter);
dsp->unlock();
if (_done) {
KST::dataSourceList.lock().unlock();
return false;
}
}
KST::dataSourceList.lock().unlock();
}
if (KstScalar::scalarsDirty()) {
KstScalar::clearScalarsDirty(); // Must do this first and take a risk of
// falling slightly behind
KST::scalarList.lock().readLock();
KstScalarList sl = Q3DeepCopy<KstScalarList>(KST::scalarList.list()); // avoid deadlock on exit
KST::scalarList.lock().unlock();
for (KstScalarList::ConstIterator i = sl.begin(); i != sl.end(); ++i) {
KstScalarPtr sp = *i;
sp->writeLock();
KstObject::UpdateType ut = sp->update(_updateCounter);
sp->unlock();
if (ut == KstObject::UPDATE) {
U = KstObject::UPDATE;
}
if (_done) {
return false;
}
}
}
if (U == KstObject::UPDATE) {
qDebug() << "Update plots" << endl;
if (gotData) { // FIXME: do we need to consider all the other exit points?
*gotData = true;
}
}
#if UPDATEDEBUG > 1
qDebug() << "6 Returning from scan with U=" << (int)U << endl;
#endif
return U == KstObject::UPDATE;
}