acBlkTblRec.Name = "CircleBlock"; acBlkTblRec.Origin = new Point3d(0, 0, 0);
public class BlockCommands
ed.WriteMessage($"\nBlock 'blockName' created successfully."); autocad block net
Standard symbols (e.g., a chair, a door, a mechanical bolt) that remain uniform in shape and size. acBlkTblRec
Mastering is a rite of passage for every architect, engineer, and designer looking to transition from amateur to expert. If you spend time redrawing the same doors, windows, furniture, or electrical symbols in every project, you are severely limiting your drafting speed and file management efficiency. var bt = (BlockTable)tr
var bt = (BlockTable)tr.GetObject(db.BlockTableId, OpenMode.ForRead); if (bt.Has("MyBlock"))
[CommandMethod("InsertCustomBlock")] public void InsertCustomBlock() Document doc = Application.DocumentManager.MdiActiveDocument; Database db = doc.Database; using (Transaction tr = db.TransactionManager.StartTransaction()) BlockTable bt = (BlockTable)tr.GetObject(db.BlockTableId, OpenMode.ForRead); string blockName = "EngineeredCircle"; if (bt.Has(blockName)) // Open ModelSpace for writing BlockTableRecord modelSpace = (BlockTableRecord)tr.GetObject(bt[BlockTableRecord.ModelSpace], OpenMode.ForWrite); // Create the instance reference Point3d insertionPoint = new Point3d(10, 10, 0); using (BlockReference br = new BlockReference(insertionPoint, bt[blockName])) br.ScaleFactors = new Scale3d(1.5, 1.5, 1.5); // Scale up br.Rotation = 0.0; modelSpace.AppendEntity(br); tr.AddNewlyCreatedDBObject(br, true); tr.Commit(); Use code with caution.