void
MultipleKnobEditsUndoCommand::redo()
{
// The first time, everything is handled within setValue/setValueAtTime already
if (!firstRedoCalled) {
firstRedoCalled = true;
return;
}
assert( !knobs.empty() );
KnobHolderPtr holder = knobs.begin()->first.lock()->getHolder();
// Make sure we get a single evaluation
if (holder) {
holder->beginChanges();
}
for (ParamsMap::iterator it = knobs.begin(); it != knobs.end(); ++it) {
KnobIPtr knob = it->first.lock();
if (!knob) {
continue;
}
if (it->second.empty()) {
continue;
}
// All knobs must belong to the same node!
assert(knob->getHolder() == holder);
KnobIntBasePtr isInt = toKnobIntBase(knob);
KnobBoolBasePtr isBool = toKnobBoolBase(knob);
KnobDoubleBasePtr isDouble = toKnobDoubleBase(knob);
KnobStringBasePtr isString = toKnobStringBase(knob);
bool hasChanged = false;
std::list<ValueToSet>::iterator next = it->second.begin();
++next;
if (it->second.size() > 1) {
// block knobChanged handler for this knob until the last change so we don't clutter the main-thread with useless action calls
knob->blockValueChanges();
}
for (std::list<ValueToSet>::iterator it2 = it->second.begin(); it2 != it->second.end(); ++it2) {
if (next == it->second.end() && it->second.size() > 1) {
// Re-enable knobChanged for the last change on this knob
knob->unblockValueChanges();
}
if (it2->setKeyFrame) {
if (isInt) {
it2->setValueRetCode = isInt->setValueAtTime(it2->time, it2->newValue.toInt(), it2->view, it2->dimension, it2->reason, 0, hasChanged);
} else if (isBool) {
it2->setValueRetCode = isBool->setValueAtTime(it2->time, it2->newValue.toBool(), it2->view, it2->dimension, it2->reason, 0, hasChanged);
} else if (isDouble) {
it2->setValueRetCode = isDouble->setValueAtTime(it2->time, it2->newValue.toDouble(), it2->view, it2->dimension, it2->reason, 0, hasChanged);
} else if (isString) {
it2->setValueRetCode = isString->setValueAtTime(it2->time, it2->newValue.toString().toStdString(), it2->view, it2->dimension, it2->reason, 0, hasChanged);
} else {
assert(false);
}
} else {
if (isInt) {
it2->setValueRetCode = isInt->setValue(it2->newValue.toInt(), it2->view, it2->dimension, it2->reason, 0, hasChanged);
} else if (isBool) {
it2->setValueRetCode = isBool->setValue(it2->newValue.toBool(), it2->view, it2->dimension, it2->reason, 0, hasChanged);
} else if (isDouble) {
it2->setValueRetCode = isDouble->setValue(it2->newValue.toDouble(), it2->view, it2->dimension, it2->reason, 0, hasChanged);
} else if (isString) {
it2->setValueRetCode = isString->setValue(it2->newValue.toString().toStdString(), it2->view, it2->dimension, it2->reason, 0, hasChanged);
} else {
assert(false);
}
}
hasChanged |= it2->setValueRetCode != eValueChangedReturnCodeNothingChanged;
if (next != it->second.end()) {
++next;
}
}
}
if (holder) {
holder->endChanges();
}
} // redo
void
MultipleKnobEditsUndoCommand::undo()
{
assert( !knobs.empty() );
KnobHolderPtr holder = knobs.begin()->first.lock()->getHolder();
if (holder) {
holder->beginChanges();
}
for (ParamsMap::iterator it = knobs.begin(); it != knobs.end(); ++it) {
KnobIPtr knob = it->first.lock();
if (!knob) {
continue;
}
if (it->second.empty()) {
continue;
}
// All knobs must belong to the same node!
assert(knob->getHolder() == holder);
KnobIntBasePtr isInt = toKnobIntBase(knob);
KnobBoolBasePtr isBool = toKnobBoolBase(knob);
KnobDoubleBasePtr isDouble = toKnobDoubleBase(knob);
KnobStringBasePtr isString = toKnobStringBase(knob);
bool hasChanged = false;
std::list<ValueToSet>::iterator next = it->second.begin();
++next;
if (it->second.size() > 1) {
// block knobChanged handler for this knob until the last change so we don't clutter the main-thread with useless action calls
knob->blockValueChanges();
}
for (std::list<ValueToSet>::reverse_iterator it2 = it->second.rbegin(); it2 != it->second.rend(); ++it2) {
if (next == it->second.end() && it->second.size() > 1) {
// Re-enable knobChanged for the last change on this knob
knob->unblockValueChanges();
}
// If we added a keyframe (due to auto-keying or not) remove it
if (it2->setValueRetCode == eValueChangedReturnCodeKeyframeAdded) {
knob->deleteValueAtTime(it2->time, it2->view, it2->dimension, eValueChangedReasonUserEdited);
}
int nDims = knob->getNDimensions();
std::list<ViewIdx> allViews = knob->getViewsList();
if (it2->dimension.isAll()) {
for (int i = 0; i < nDims; ++i) {
if (it2->view.isAll()) {
for (std::list<ViewIdx>::const_iterator it3 = allViews.begin(); it3!=allViews.end(); ++it3) {
hasChanged |= setOldValueForDimView(isInt, isBool, isDouble, isString, it2->reason, it2->setKeyFrame, it2->time, hasChanged, it2->setValueRetCode, DimIdx(i), *it3, it2->oldValues) != eValueChangedReturnCodeNothingChanged;
}
} else {
ViewIdx view_i = knob->getViewIdxFromGetSpec(ViewGetSpec(it2->view));
hasChanged |= setOldValueForDimView(isInt, isBool, isDouble, isString, it2->reason, it2->setKeyFrame, it2->time, hasChanged, it2->setValueRetCode, DimIdx(i), view_i, it2->oldValues) != eValueChangedReturnCodeNothingChanged;
}
}
} else {
if (it2->view.isAll()) {
for (std::list<ViewIdx>::const_iterator it3 = allViews.begin(); it3!=allViews.end(); ++it3) {
hasChanged |= setOldValueForDimView(isInt, isBool, isDouble, isString, it2->reason, it2->setKeyFrame, it2->time, hasChanged, it2->setValueRetCode, DimIdx(it2->dimension), *it3, it2->oldValues) != eValueChangedReturnCodeNothingChanged;
}
} else {
ViewIdx view_i = knob->getViewIdxFromGetSpec(ViewGetSpec(it2->view));
hasChanged |= setOldValueForDimView(isInt, isBool, isDouble, isString, it2->reason, it2->setKeyFrame, it2->time, hasChanged, it2->setValueRetCode, DimIdx(it2->dimension), view_i, it2->oldValues) != eValueChangedReturnCodeNothingChanged;
}
}
if (next != it->second.end()) {
++next;
}
}
} // for all knobs
if (holder) {
holder->endChanges();
}
} // MultipleKnobEditsUndoCommand::undo