if (pspace == AcDbObjectId::kNull) {
AcDbBlockTable *pTable;
database()->getSymbolTable(pTable, AcDb::kForRead);
pTable->getAt(ACDB_PAPER_SPACE, pspace);
pTable->close();
}
if ( idMap.deepCloneContext() == AcDb::kDcXrefBind && ownerId() == pspace)
return Acad::eOk;
// If this object is in the idMap and is already
// cloned, then return.
//
bool isPrim = false;
if (isPrimary)
isPrim = true;
AcDbIdPair idPair(objectId(), (AcDbObjectId)NULL, false, isPrim);
if (idMap.compute(idPair) && (idPair.value() != NULL))
return Acad::eOk;
// The owner object can be either an AcDbObject or an
// AcDbDatabase. AcDbDatabase is used if the caller is
// not the owner of the object being cloned (because it
// is being cloned as part of an AcDbHardPointerId
// reference). In this case, the correct ownership
// will be set during reference translation. If
// the owner is an AcDbDatabase, then pOwn will be left
// NULL here, and is used as a "flag" later.
//
AcDbObject *pOwn = AcDbObject::cast(pOwner);
AcDbDatabase *pDb = AcDbDatabase::cast(pOwner);
if (pDb == NULL)
pDb = pOwn->database();
// Step 1: Create the clone.
//
AsdkPoly *pClone = (AsdkPoly*)isA()->create();
if (pClone != NULL)
pClonedObject = pClone; // Set the return value.
else
return Acad::eOutOfMemory;
// Step 2: If the owner is an AcDbBlockTableRecord, go ahead
// and append the clone. If not, but we know who the
// owner is, set the clone’s ownerId to it. Otherwise,
// we set the clone’s ownerId to our own ownerId (in
// other words, the original ownerId). This ID will
// then be used later, in reference translation, as
// a key to finding who the new owner should be. This
// means that the original owner must also be cloned at
// some point during the wblock operation.
// EndDeepClone’s reference translation aborts if the
// owner is not found in the ID map.
//
// The most common situation where this happens is
// AcDbEntity references to symbol table records, such