[每日一码] 从块定义创建一个INSERT
AcDbObjectId createInsertForBlock (AcDbObjectId blockId, AcGePoint3d basePoint,AcGeScale3d scaleFactor, double rotationAng,
AcGeVector3d vector, AcDbObjectId ownerRefId,
AcDbObjectId blockRefLayId)
{
AcDbDatabase *pDB;
AcDbBlockReference *pBlkRef;
AcDbBlockTable *pBlockTable;
AcDbBlockTableRecord *pBlockTableRecord;
AcDbObjectId newEntId;
AcDbBlockTableRecord *pBlockDef;
AcDbBlockTableRecordIterator *pIterator;
AcDbBlockReference *pOriginalRef;
AcDbObjectIterator *pIterRef;
AcDbEntity *pEnt;
AcDbAttributeDefinition *pAttdef;
pDB = acdbHostApplicationServices()->workingDatabase();
pBlkRef = new AcDbBlockReference;
pBlkRef->setBlockTableRecord(blockId);
pBlkRef->setNormal(vector);
pBlkRef->setPosition(basePoint);
pBlkRef->setScaleFactors(scaleFactor);
pBlkRef->setRotation(rotationAng);
pBlkRef->setLayer(blockRefLayId, Adesk::kFalse);
pDB->getBlockTable(pBlockTable, AcDb::kForRead);
pBlockTable->getAt(ACDB采用MODEL采用SPACE, pBlockTableRecord,
AcDb::kForWrite);
pBlockTable->close();
pBlockTableRecord->appendAcDbEntity(newEntId, pBlkRef);
pBlockTableRecord->close();
acdbOpenObject(pBlockDef, blockId, AcDb::kForRead);
pBlockDef->newIterator(pIterator);
//采用采用采用采用iterating original block ref for attributes
acdbOpenObject(pOriginalRef,ownerRefId,AcDb::kForRead);
pIterRef =pOriginalRef->attributeIterator ();
pOriginalRef->close();
for(pIterator->start(); !pIterator->done(); pIterator->step())
{
pIterator->getEntity(pEnt, AcDb::kForRead);
pAttdef = AcDbAttributeDefinition::cast (pEnt);
if (pAttdef != NULL && !pAttdef->isConstant())
{
//采用采用采用采用iteration of original block ref continues...
AcDbObject *pObj;
AcDbObjectId ida;
AcDbAttribute *pAtt;
AcDbObjectId attId;
ida = pIterRef->objectId();
acdbOpenObject(pObj, ida, AcDb::kForRead);
pAtt = AcDbAttribute::cast(pObj->clone());
pObj->close();
pAtt->setTextString("XXX");
pBlkRef->appendAttribute(attId, pAtt);
pAtt->close();
pIterRef->step();
}
pEnt->close();
}
delete pIterator;
delete pIterRef;
pBlockDef->close();
pBlkRef->close();
return newEntId;
}
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