读*.dwg文件以textDrawing块名插入打开文件

void inserblk()
{
 //  建立一个空的数据库对象(Adesk::kTrue则不为空)
 AcDbDatabase *pDwg =new AcDbDatabase (Adesk::kFalse) ;
 //  设置插入块的路径
 pDwg->readDwgFile("d:\\1.dwg");
 
 AcDbObjectId blockId;
 Acad::ErrorStatus es = acdbHostApplicationServices()->workingDatabase()->insert(blockId, "mydrawing", pDwg, Adesk::kFalse);
 if ( es != Acad::eOk )   
 {
  acutPrintf ("\n插入块错误.");
 }
 //  释放内存
 delete pDwg;
 
 //  上面创建了“名字是myfile的块定义AcDbBlockTableRecord”，
 //  ObjectId是blockId，接着就可以实例AcDbBlockReference对象，
 //  创建INSERT实体了。
 AcDbBlockReference *pBlkRef =new AcDbBlockReference();
 pBlkRef->setBlockTableRecord (blockId) ;

 //  输入插入点
 ads_point pickPt;
 int retCode;
 //  限制用户必须选择或输入点(输入模式：x,y,z)
 acedInitGet(RSG_NONULL, NULL);
 acedGetPoint(NULL, "\n请选择插入点：", pickPt);
 
 //---- 设置插入点，旋转角度，比例等等
 pBlkRef->setPosition(AcGePoint3d(pickPt[X],pickPt[Y],0.0)) ;
 pBlkRef->setRotation(0.0);
 
 
 //  获得模型空间块表记录
 AcDbBlockTable *pBlockTable;
 acdbHostApplicationServices()->workingDatabase()->getBlockTable(pBlockTable,AcDb::kForRead);
 AcDbBlockTableRecord *pBlockTableRecord;
 pBlockTable->getAt(ACDB_MODEL_SPACE,pBlockTableRecord,AcDb::kForWrite);
 pBlockTable->close();
 
 //----- 添加块引用pBlkRef实体到模型空间
 AcDbObjectId newEntId ;
 pBlockTableRecord->appendAcDbEntity(newEntId, pBlkRef);

 

 //  释放资源
 pBlockTableRecord->close();
 pBlkRef->close();
}