DeleteFxsUndo(const QList<TFx *> &fxs) {
TApp *app = TApp::instance();
FxDag *fxDag = app->getCurrentXsheet()->getXsheet()->getFxDag();
for (int i = 0; i < (int)fxs.size(); i++) {
TFx *fx = fxs[i];
TZeraryColumnFx *zfx = dynamic_cast<TZeraryColumnFx *>(fx);
if (zfx) fx = zfx->getZeraryFx();
Node node;
node.m_fx = fx;
node.m_xsheetConnected = fxDag->getTerminalFxs()->containsFx(fx);
int j;
for (j = 0; j < fx->getInputPortCount(); j++) {
TFxP inputFx(fx->getInputPort(j)->getFx());
int i;
if (inputFx &&
!fxDag->getTerminalFxs()->containsFx(inputFx.getPointer())) {
for (i = 0; i < (int)m_inputConnectedToXsheet.size(); i++)
if (m_inputConnectedToXsheet[i].getPointer() ==
inputFx.getPointer())
break;
if (i == (int)m_inputConnectedToXsheet.size())
m_inputConnectedToXsheet.push_back(inputFx);
}
node.m_inputLinks.push_back(inputFx);
}
for (j = 0; j < fx->getOutputConnectionCount(); j++) {
TFxPort *port = fx->getOutputConnection(j);
TFx *outFx = port->getOwnerFx();
if (outFx) {
int k;
for (k = 0; k < outFx->getInputPortCount(); k++)
if (outFx->getInputPort(k)->getFx() == fx) break;
if (k < outFx->getInputPortCount())
node.m_outputLinks.push_back(std::make_pair(k, TFxP(outFx)));
}
}
m_fxs.push_back(node);
}
}
bool TMacroFx::analyze(const vector<TFxP> &fxs,
TFxP &root,
vector<TFxP> &roots,
vector<TFxP> &leafs)
{
if (fxs.size() == 1)
return false;
else {
leafs.clear();
roots.clear();
std::vector<TFxP>::const_iterator it = fxs.begin();
for (; it != fxs.end(); ++it) {
TFxP fx = *it;
int inputInternalConnection = 0;
int inputExternalConnection = 0;
int outputInternalConnection = 0;
int outputExternalConnection = 0;
int i;
// calcola se ci sono connessioni in input dall'esterno
// verso l'interno e/o internamente a orderedFxs
int inputPortCount = fx->getInputPortCount();
for (i = 0; i < inputPortCount; ++i) {
TFxPort *inputPort = fx->getInputPort(i);
TFx *inputPortFx = inputPort->getFx();
if (inputPortFx) {
if (std::find_if(fxs.begin(), fxs.end(), MatchesFx(inputPortFx)) != fxs.end())
++inputInternalConnection;
else
++inputExternalConnection;
}
}
// calcola se ci sono connessioni in output dall'interno
// verso l'esterno e/o internamente a orderedFxs
int outputPortCount = fx->getOutputConnectionCount();
for (i = 0; i < outputPortCount; ++i) {
TFxPort *outputPort = fx->getOutputConnection(i);
TFx *outputFx = outputPort->getOwnerFx();
if (outputFx) {
if (std::find_if(fxs.begin(), fxs.end(), MatchesFx(outputFx)) != fxs.end())
++outputInternalConnection;
else
++outputExternalConnection;
}
}
// se fx e' una radice
if ((outputExternalConnection > 0) ||
(outputExternalConnection == 0 && outputInternalConnection == 0)) {
root = fx;
roots.push_back(fx);
}
// se fx e' una foglia
if (inputExternalConnection > 0 || fx->getInputPortCount() == 0 ||
(inputExternalConnection == 0 && inputInternalConnection < fx->getInputPortCount())) {
leafs.push_back(fx);
}
}
if (roots.size() != 1)
return false;
else {
if (leafs.size() == 0)
return false;
}
return true;
}
}