Have a reference block, now need to rotate it 90 degree through code, how to implement?

CodePudding user response:

 Document doc=Application. The DocumentManager. MdiActiveDocument; 
The Database db=doc. Database; 
The Editor Ed=doc. Editor; 
PromptEntityResult per=Ed GetEntity (new PromptEntityOptions (" \ nSelect a Block "));//select a piece of 
If (per the Status!=PromptStatus. OK) 
return; 
Using (Transaction trans=db. The TransactionManager. StartTransaction ()) 
{
BlockReference block=per. ObjectId. GetObject (OpenMode. ForWrite) as BlockReference; 
Block. The Rotation=block. The Rotation + math.h PI/2. 
Trans.Com MIT (); 
}