Acad::ErrorStatus
ArxDbgUtils::addNewLayer(LPCTSTR layerName, AcDbDatabase* db)
{
ASSERT(db != NULL);
// if layer already exists, then just return
AcDbLayerTable* layTbl;
Acad::ErrorStatus es = db->getSymbolTable(layTbl, AcDb::kForRead);
if (es != Acad::eOk)
return es;
if (layTbl->has(layerName)) {
layTbl->close();
return Acad::eOk;
}
// upgrade to write
es = layTbl->upgradeOpen();
if (es != Acad::eOk) {
ASSERT(0);
layTbl->close();
return es;
}
// make sure the name gets set ok
AcDbLayerTableRecord* newRec = new AcDbLayerTableRecord;
es = newRec->setName(layerName);
if (es != Acad::eOk) {
delete newRec;
layTbl->close();
return Acad::eInvalidInput;
}
// look up value for default linetype CONTINUOUS,
// AcDbLayerTableRecord doesn't set this automatically (at least it didn't in Sedona)
newRec->setLinetypeObjectId(db->continuousLinetype());
es = layTbl->add(newRec);
if (es != Acad::eOk)
delete newRec;
else
newRec->close();
layTbl->close();
return es;
}
Acad::ErrorStatus TWArxLayer::Create( OUT AcDbObjectId& IdLayer ) const
{
if( m_strName.IsEmpty() ) return Acad::eInvalidInput;
AcDbDatabase* pDb = GetWorkingDB();
Acad::ErrorStatus es = Acad::eKeyNotFound;
AcDbLayerTable* pLayerTb = NULL;
es = pDb->getLayerTable( pLayerTb,AcDb::kForRead );
if( pLayerTb == NULL ) return es;
es = pLayerTb->getAt( m_strName, IdLayer );
if( es == Acad::eOk )
{
pLayerTb->close();
return es;
}
es = pLayerTb->upgradeOpen();
AcDbLayerTableRecord* pLtr = new AcDbLayerTableRecord;
pLtr->setName( m_strName );
pLtr->setIsFrozen( m_bIsFrozen );
pLtr->setIsLocked( m_bIsLocked );
pLtr->setIsOff( m_bIsOff );
es = pLayerTb->add( IdLayer, pLtr );
pLayerTb->close();
if( es == Acad::eOk )
{
pLtr->close();
return es;
}
TWFreePtr( pLtr );
return es;
}
// This command demonstrates the use of kCleanup / kReuse flags
void AddEntityToLayer (AsdkHlrCollector &collector, ACHAR *layerName) {
//----- Check layer
if ( layerName != NULL && *layerName != ACRX_T('\0') ) {
AcDbDatabase *pDb =acdbHostApplicationServices ()->workingDatabase () ;
AcDbLayerTable *pLayerTable ;
pDb->getLayerTable (pLayerTable, AcDb::kForRead) ;
if ( !pLayerTable->has (layerName) ) {
AcDbLayerTableRecord *pLayerRecord =new AcDbLayerTableRecord ;
pLayerRecord->setName (layerName) ;
pLayerTable->upgradeOpen () ;
pLayerTable->add (pLayerRecord) ;
pLayerTable->downgradeOpen () ;
pLayerRecord->close () ;
pLayerTable->close () ;
applyCurDwgLayerTableChanges () ;
} else {
pLayerTable->close () ;
}
} else {
layerName =NULL ;
}
//----- Assign color to the resulting entities
//----- red for visible edges
//----- blue for non-visible edges
//----- yellow for internal edges
int n =collector.mOutputData.logicalLength () ;
for ( int i =0 ; i < n ; i++ ) {
AsdkHlrData *p =collector.mOutputData [i] ;
AcDbEntity *pEnt =p->getResultEntity () ;
AsdkHlrData::Visibility vis =p->getVisibility () ;
if ( vis == AsdkHlrData::kVisible ) {
pEnt->setColorIndex (1) ; //----- Read
} else if ( vis == AsdkHlrData::kInternallyHidden ) {
if ( p->getHlrVisibility () == AsdkHlrData::kVisible )
pEnt->setColorIndex (2) ; //----- Yellow
else
pEnt->setColorIndex (3) ; //----- Green
} else {
pEnt->setColorIndex (5) ; //----- Blue
}
if ( layerName != NULL )
pEnt->setLayer (layerName) ;
AcDbObjectId id ;
if ( postToDatabase (NULL, pEnt, id) != Acad::eOk ) {
acutPrintf (_T("Failed to add entity to current space.\n")) ;
break ;
}
//----- Entity originator path for block reference entities
AcDbObjectIdArray ids =p->getObjectIds () ;
if ( ids.logicalLength () > 0 ) {
acutPrintf (ACRX_T("\n%ld, "), pEnt->objectId ().asOldId ()) ;
for ( int j =0 ; j < ids.logicalLength () ; j++ ) {
acutPrintf (ACRX_T("%ld, "), ids.at (j).asOldId ()) ;
}
}
pEnt->close () ;
}
}
