void SCgTupleArranger::startOperation()
{
// affect changes to bus
SCgBus *bus = mTupleNode->bus();
Q_ASSERT(bus != 0);
SCgBus *ghostBus = qgraphicsitem_cast<SCgBus*>(mGhosts[bus]);
Q_ASSERT(ghostBus != 0);
// map points into bus coordinates
registerCommand(bus, ghostBus->points());
// affect pairs and objects
foreach(SCgPair *pair, mBusPairs)
{
SCgObject *end = pair->endObject();
SCgObject *beg = pair->beginObject();
Q_ASSERT(end != 0 && beg != 0);
SCgPair *ghostPair = qgraphicsitem_cast<SCgPair*>(mGhosts[pair]);
Q_ASSERT(ghostPair != 0);
registerCommand(pair, ghostPair->points());
if (beg->type() == SCgBus::Type)
registerCommand(end, mGhosts[end]->pos());
else
registerCommand(beg, mGhosts[beg]->pos());
}
void SCgTupleArranger::startOperation()
{
// affect changes to bus
SCgBus *bus = mTupleNode->bus();
Q_ASSERT(bus != 0);
SCgBus *ghostBus = qgraphicsitem_cast<SCgBus*>(mGhosts[bus]);
Q_ASSERT(ghostBus != 0);
registerCommand(bus, ghostBus->points());
// affect pairs and objects
foreach(SCgPair *pair, mBusPairs)
{
SCgObject *end = pair->getEndObject();
Q_ASSERT(end != 0);
SCgObject *ghostEnd = mGhosts[end];
Q_ASSERT(ghostEnd != 0);
SCgPair *ghostPair = qgraphicsitem_cast<SCgPair*>(mGhosts[pair]);
Q_ASSERT(ghostPair != 0);
registerCommand(pair, ghostPair->points());
registerCommand(end, ghostEnd->pos());
}
