static AcDbEntity* CloneEntity( const AcDbObjectId& objId ) { AcDbEntity* pEnt; acdbOpenObject( pEnt, objId, AcDb::kForRead ); AcDbEntity* pClone = AcDbEntity::cast( pEnt->clone() ); pEnt->close(); return pClone; }
static void BlockToEntity( const AcDbObjectId& blkId, const AcGeMatrix3d& blkXform, const AcStringArray& names, const AcStringArray& attValues, AcGeVoidPointerArray& ents ) { // 将块定义分解成独立的图元 // 将属性替换成多行文字 AcTransaction* pTrans = actrTransactionManager->startTransaction(); AcDbObject* pObj; if( Acad::eOk != pTrans->getObject( pObj, blkId, AcDb::kForRead ) ) { actrTransactionManager->abortTransaction(); return; } AcDbBlockTableRecord* pBTR = AcDbBlockTableRecord::cast( pObj ); // BUG:不能调用hasAttributeDefinitions()方法 // 调用之后,如果没有在块编辑器中对块进行修改, // 那么进行移动、夹点编辑等操作,没有动态显示效果 //if(!pBTR->hasAttributeDefinitions()) //{ // // 没有属性定义 // acutPrintf(_T("\n没有属性定义")); // actrTransactionManager->abortTransaction(); // return; //} AcDbBlockTableRecordIterator* pIterator; if( Acad::eOk != pBTR->newIterator( pIterator ) ) { actrTransactionManager->abortTransaction(); return; } // 遍历块中的图元,查找AcDbAttributeDefinition for( pIterator->start( true ); !pIterator->done(); pIterator->step( true ) ) { AcDbObjectId objId; if( Acad::eOk != pIterator->getEntityId( objId ) ) continue; if( Acad::eOk != pTrans->getObject( pObj, objId, AcDb::kForWrite ) ) continue; AcDbEntity* pEnt = AcDbEntity::cast( pObj ); if( !pEnt->isKindOf( AcDbAttributeDefinition::desc() ) ) { AcDbEntity* pClone = AcDbEntity::cast( pEnt->clone() ); pClone->transformBy( blkXform ); // 添加到实体集合 ents.append( pClone ); } else { AcDbAttributeDefinition* pAttDef = AcDbAttributeDefinition::cast( pEnt ); pAttDef->convertIntoMTextAttributeDefinition( Adesk::kTrue ); // 获取标签名称 ACHAR* pTag = pAttDef->tag(); int pos = names.find( pTag ); if( pos != -1 ) { // 获取多行文本对象 AcDbMText* pMText = pAttDef->getMTextAttributeDefinition(); pMText->transformBy( blkXform ); pMText->setContents( attValues[pos].kACharPtr() ); // 添加到实体集合 ents.append( pMText ); } acutDelString( pTag ); } } delete pIterator; actrTransactionManager->endTransaction(); }