C++ TFx::clone方法代码示例

StageObjectsData *StageObjectsData::clone() const
{
	StageObjectsData *data = new StageObjectsData();

	// Clone each element (the new data gets ownership)
	int i, elementsCount = m_elements.size();
	for (i = 0; i < elementsCount; ++i)
		data->m_elements.append(m_elements[i]->clone());

	// Clone each spline (the new data gets ownership)
	for (i = 0; i < m_splines.size(); ++i)
		data->m_splines.append(m_splines[i]->clone());

	// Same for internal fxs
	std::map<TFx *, TFx *> fxTable; // And trace the pairings with the originals
	std::set<TFx *>::const_iterator it;
	for (it = m_fxs.begin(); it != m_fxs.end(); ++it) {
		TFx *fxOrig = *it;
		assert(fxOrig);
		assert(fxTable.count(fxOrig) == 0);

		TFx *fx = fxOrig->clone(false);
		fx->getAttributes()->setId(fxOrig->getAttributes()->getId());
		fx->getAttributes()->passiveCacheDataIdx() = -1;
		fx->setName(fxOrig->getName());
		fx->setFxId(fxOrig->getFxId());

		fxTable[fxOrig] = fx;
		fx->addRef();
		data->m_fxs.insert(fx);
	}

	// Same with terminals
	for (it = m_terminalFxs.begin(); it != m_terminalFxs.end(); ++it) {
		TFx *fxOrig = *it;
		assert(fxOrig);

		// If the fx was not already cloned above, do it now
		TFx *fx = searchFx(fxTable, fxOrig);
		if (!fx) {
			fx = fxOrig->clone(false);
			fx->getAttributes()->setId(fxOrig->getAttributes()->getId());
			fx->getAttributes()->passiveCacheDataIdx() = -1;
			fx->setName(fxOrig->getName());
			fx->setFxId(fxOrig->getFxId());
			fxTable[fxOrig] = fx;
		}

		fx->addRef();
		data->m_terminalFxs.insert(fx);
	}

	if (!fxTable.empty())
		updateFxLinks(fxTable); // Applies the traced map pairings to every fx descendant
								// of each fx stored in the map.

	// WARNING: m_fxsTable is NOT COPIED / CLONED !!

	return data;
}

TFx *TMacroFx::clone(bool recursive) const
{
	int n = m_fxs.size();
	vector<TFxP> clones(n);
	std::map<TFx *, int> table;
	std::map<TFx *, int>::iterator it;
	int i, rootIndex = -1;
	// nodi
	for (i = 0; i < n; ++i) {
		TFx *fx = m_fxs[i].getPointer();
		assert(fx);
		clones[i] = fx->clone(false);
		assert(table.count(fx) == 0);
		table[fx] = i;
		if (fx == m_root.getPointer())
			rootIndex = i;
		TFx *linkedFx = fx->getLinkedFx();
		if (linkedFx && table.find(linkedFx) != table.end())
			clones[i]->linkParams(clones[table[linkedFx]].getPointer());
	}
	assert(rootIndex >= 0);
	// connessioni
	for (i = 0; i < n; i++) {
		TFx *fx = m_fxs[i].getPointer();
		for (int j = 0; j < fx->getInputPortCount(); j++) {
			TFxPort *port = fx->getInputPort(j);
			TFx *inputFx = port->getFx();
			if (!inputFx)
				continue;
			it = table.find(inputFx);
			if (it == table.end()) {
				// il j-esimo input di fx e' esterno alla macro
				if (recursive)
					clones[i]->connect(fx->getInputPortName(j), inputFx->clone(true));
			} else {
				// il j-esimo input di fx e' interno alla macro
				clones[i]->connect(fx->getInputPortName(j), clones[it->second].getPointer());
			}
		}
	}

	//TFx *rootClone =
	//  const_cast<TMacroFx*>(this)->
	//  clone(m_root.getPointer(), recursive, visited, clones);

	TMacroFx *clone = TMacroFx::create(clones);
	clone->setName(getName());
	clone->setFxId(getFxId());

	//Copy the index of the passive cache manager.
	clone->getAttributes()->passiveCacheDataIdx() = getAttributes()->passiveCacheDataIdx();

	assert(clone->getRoot() == clones[rootIndex].getPointer());

	return clone;
}

TXshZeraryFxColumn::TXshZeraryFxColumn(const TXshZeraryFxColumn &src)
	: m_zeraryColumnFx(new TZeraryColumnFx()), m_zeraryFxLevel(new TXshZeraryFxLevel())
{
	m_zeraryColumnFx->addRef();
	m_zeraryColumnFx->setColumn(this);
	m_zeraryFxLevel->addRef();
	m_zeraryFxLevel->setColumn(this);
	m_first = src.m_first;
	int i;
	for (i = 0; i < (int)src.m_cells.size(); i++)
		m_cells.push_back(TXshCell(m_zeraryFxLevel, src.m_cells[i].getFrameId()));
	assert((int)src.m_cells.size() == (int)m_cells.size());
	TFx *fx = src.getZeraryColumnFx()->getZeraryFx();
	if (fx) {
		wstring fxName = fx->getName();
		fx = fx->clone(false);
		fx->setName(fxName);
		m_zeraryColumnFx->setZeraryFx(fx);
	}
}

void FxsData::setFxs(const QList<TFxP> &selectedFxs,
                     const QList<Link> &selectedLinks,
                     const QList<int> &columnIndexes, TXsheet *xsh) {
  // fx->clonedFx
  QMap<TFx *, TFx *> clonedFxs;
  for (int i = 0; i < selectedFxs.size(); i++) {
    TFx *fx = selectedFxs[i].getPointer();
    if (!canCopyFx(fx)) continue;
    TZeraryColumnFx *zerayFx = dynamic_cast<TZeraryColumnFx *>(fx);
    if (zerayFx) fx          = zerayFx->getZeraryFx();
    TFx *clonedFx            = fx->clone(false);
    TPointD pos;
    if (zerayFx)
      pos = zerayFx->getAttributes()->getDagNodePos();
    else
      pos = fx->getAttributes()->getDagNodePos();
    clonedFx->getAttributes()->setDagNodePos(pos);
    m_fxs.append(clonedFx);
    if (zerayFx)
      m_zeraryFxColumnSize[clonedFx] = zerayFx->getColumn()->getRowCount();
    m_visitedFxs[clonedFx]           = false;
    clonedFxs[fx]                    = clonedFx;

    TFx *linkedFx = fx->getLinkedFx();
    if (linkedFx && clonedFxs.contains(linkedFx))
      clonedFx->linkParams(clonedFxs[linkedFx]);
  }

  QList<int>::const_iterator it;
  for (it = columnIndexes.begin(); it != columnIndexes.end(); it++) {
    TXshColumn *col    = xsh->getColumn(*it);
    TXshColumn *newCol = col->clone();
    newCol->getFx()->getAttributes()->setDagNodePos(
        col->getFx()->getAttributes()->getDagNodePos());
    m_columns.append(newCol);
    clonedFxs[col->getFx()] = newCol->getFx();
  }

  linkFxs(clonedFxs, selectedLinks);
  checkConnectivity();
}

//.........这里部分代码省略.........
		TStageObjectId pastedId = idTable[id];
		TStageObjectId pastedParentId = parentId;

		if (parentId.isColumn()) // Why discriminating for columns only ?
		{
			//Columns are redirected to table ids. If no redirected parent exists, store
			//a void value that will be avoided later
			QMap<TStageObjectId, TStageObjectId>::iterator it = idTable.find(parentId);
			pastedParentId = (it == idTable.end()) ? TStageObjectId::NoneId : it.value();
		}

		if (pastedParentId != TStageObjectId::NoneId) {
			xsh->setStageObjectParent(pastedId, pastedParentId);
			TStageObject *pastedObj = xsh->getStageObject(pastedId);

			// Shouldn't these be done outside ?
			pastedObj->setHandle(element->m_params->m_handle);
			pastedObj->setParentHandle(element->m_params->m_parentHandle);
		}
	}

	// Iterate stored fxs
	std::set<TFx *>::const_iterator fxt, end = m_fxs.end();
	for (fxt = m_fxs.begin(); fxt != end; ++fxt) {
		TFx *fxOrig = *fxt, *fx = fxOrig;

		// Only NOT COLUMN fxs - ie internal fxs
		if (fxTable.find(fxOrig) != fxTable.end())
			continue;

		// Internal fxs

		if (doClone) {
			fx = fxOrig->clone(false);

			fx->setName(fxOrig->getName());
			fx->getAttributes()->setId(fxOrig->getAttributes()->getId());
			fx->getAttributes()->passiveCacheDataIdx() = -1;

			if (resetFxDagPositions)
				fx->getAttributes()->setDagNodePos(TConst::nowhere);

			xsh->getFxDag()->assignUniqueId(fx);
		}

		fxTable[fxOrig] = fx;

		// Insert the passed fx in the xsheet
		TOutputFx *outFx = dynamic_cast<TOutputFx *>(fx);
		if (!outFx)
			xsh->getFxDag()->getInternalFxs()->addFx(fx);
		else
			xsh->getFxDag()->addOutputFx(outFx);

		if (m_terminalFxs.count(fxOrig) > 0)
			xsh->getFxDag()->getTerminalFxs()->addFx(fx);

		if (!doClone) {
			// Err.... don't remember. Inquire further? :|
			int fxTypeCount = xsh->getFxDag()->getFxTypeCount(fx);

			int maxFxTypeId = std::max(fxTypeCount, fx->getAttributes()->getId());
			xsh->getFxDag()->updateFxTypeTable(fx, maxFxTypeId);
			xsh->getFxDag()->updateFxIdTable(fx);
		}

void StageObjectsData::storeColumnFxs(const std::set<int> &columnIndexes, TXsheet *xsh, int fxFlags)
{
	bool doClone = (fxFlags & eDoClone);
	bool resetFxDagPositions = (fxFlags & eResetFxDagPositions);

	std::set<TFx *> internalFxs;
	xsh->getFxDag()->getInternalFxs()->getFxs(internalFxs);

	// Iterate internal fxs (note: columns NOT included)
	// NOTE: Could this be too heavy ? Shouldn't we travel upstream from given column fxs?
	std::set<TFx *>::iterator it;
	for (it = internalFxs.begin(); it != internalFxs.end(); ++it) {
		TFx *fxOrig = *it, *fx = fxOrig;

		if (m_fxTable.find(fx) != m_fxTable.end()) // If already treated
			continue;

		if (!canGenerate(m_originalColumnFxs, fx)) // If not completely in the upstream
			continue;

		if (doClone) {
			// Clone the fx if required
			fx = fxOrig->clone(false);

			fx->setName(fxOrig->getName());
			fx->getAttributes()->setId(fxOrig->getAttributes()->getId());
			fx->getAttributes()->passiveCacheDataIdx() = -1;

			if (resetFxDagPositions)
				fx->getAttributes()->setDagNodePos(TConst::nowhere);
		}

		m_fxTable[fxOrig] = fx;
		fx->addRef();
		m_fxs.insert(fx);

		if (isColumnSelectionTerminalFx(
				fxOrig, xsh->getFxDag()->getTerminalFxs(), m_originalColumnFxs)) {
			fx->addRef();
			m_terminalFxs.insert(fx);
		}

		if (fxOrig->getLinkedFx() != fxOrig) // Linked fx
		{
			if (!canGenerate(m_originalColumnFxs, fxOrig->getLinkedFx()))
				fx->linkParams(fxOrig->getLinkedFx());
			else {
				// Insert the linked fx directly here
				TFx *linkedFx, *oldLinkedFx = fxOrig->getLinkedFx();
				if (doClone) {
					linkedFx = fx->clone(false); // Not oldLinkedFx->clone() ?
					linkedFx->linkParams(fx);

					linkedFx->setName(oldLinkedFx->getName());
					linkedFx->getAttributes()->setId(oldLinkedFx->getAttributes()->getId());
					linkedFx->getAttributes()->passiveCacheDataIdx() = -1;

					if (resetFxDagPositions)
						fx->getAttributes()->setDagNodePos(TConst::nowhere); // Here too ?

					xsh->getFxDag()->assignUniqueId(linkedFx);
				} else
					linkedFx = oldLinkedFx;

				m_fxTable[oldLinkedFx] = linkedFx;
				linkedFx->addRef();
				m_fxs.insert(linkedFx);

				if (xsh->getFxDag()->getTerminalFxs()->containsFx(fx->getLinkedFx())) // Here too - isATerminal ?
				{
					linkedFx->addRef();
					m_terminalFxs.insert(linkedFx);
				}
			}
		}
	}

	// Like in the functions above, update links
	if (!m_fxTable.empty() && doClone)
		updateFxLinks(m_fxTable);
}

void StageObjectsData::storeFxs(const std::set<TFx *> &fxs, TXsheet *xsh, int fxFlags)
{
	bool doClone = (fxFlags & eDoClone);
	bool resetFxDagPositions = (fxFlags & eResetFxDagPositions);

	TFxSet *terminalFxs = xsh->getFxDag()->getTerminalFxs();

	// Traverse specified fxs
	std::set<TFx *>::const_iterator it;
	for (it = fxs.begin(); it != fxs.end(); ++it) {
		TFx *fxOrig = *it, *fx = fxOrig;

		if (doClone) {
			// If required, clone them
			fx = fxOrig->clone(false);

			fx->setName(fxOrig->getName());
			fx->getAttributes()->setId(fxOrig->getAttributes()->getId());
			fx->getAttributes()->passiveCacheDataIdx() = -1;

			if (resetFxDagPositions)
				fx->getAttributes()->setDagNodePos(TConst::nowhere);
		}

		// Store them (and the original/clone pairing even if not cloning)
		m_fxTable[fxOrig] = fx;
		fx->addRef();
		m_fxs.insert(fx);

		// Find out if the fx is a terminal one in the selection. If so, store it there too.
		bool isTerminal = true;
		if (!terminalFxs->containsFx(fxOrig)) // If it's terminal in the xsheet, no doubt
		{
			// Otherwise, check terminality with respect to the selection
			int i, outputConnectionsCount = fxOrig->getOutputConnectionCount();
			for (i = 0; i < outputConnectionsCount; ++i) {
				TFx *outputFx = fxOrig->getOutputConnection(i)->getOwnerFx();
				if (outputFx && fxs.count(outputFx) > 0) {
					isTerminal = false;
					break;
				}
			}
		}

		// Well, excluding true TOutputFxs...
		TOutputFx *outFx = dynamic_cast<TOutputFx *>(fx);
		if (isTerminal && !outFx) {
			fx->addRef();
			m_terminalFxs.insert(fx);
		}
	}

	// Updating terminality of the column fxs too!
	// WARNING: This requires that storeObjects() is invoked BEFORE this !
	for (it = m_originalColumnFxs.begin(); it != m_originalColumnFxs.end(); ++it) {
		TFx *fxOrig = *it;

		bool isTerminal = true;
		if (!terminalFxs->containsFx(fxOrig)) {
			int i, outputConnectionsCount = fxOrig->getOutputConnectionCount();
			for (i = 0; i < outputConnectionsCount; ++i) {
				TFx *outputFx = fxOrig->getOutputConnection(i)->getOwnerFx();
				if (outputFx && fxs.count(outputFx) > 0) {
					isTerminal = false;
					break;
				}
			}
		}

		if (isTerminal) {
			TFx *fx = m_fxTable[fxOrig];

			fx->addRef();
			m_terminalFxs.insert(fx);
		}
	}

	if (!m_fxTable.empty() && doClone)
		updateFxLinks(m_fxTable); // Apply original/clone pairings
								  // to fx relatives
}