public void CreateBlock()
{
using (Transaction tr = AcadFuncs.GetActiveDb().TransactionManager.StartTransaction())
{
// Get the block table from the drawing
BlockTable blk_tbl = (BlockTable)tr.GetObject(
AcadFuncs.GetActiveDb().BlockTableId,
OpenMode.ForRead);
PromptStringOptions pso = new PromptStringOptions("\nEnter new block name: ");
pso.AllowSpaces = true;
string blk_name = "";
do
{
PromptResult pr = AcadFuncs.GetEditor().GetString(pso);
if (PromptStatus.OK != pr.Status)
{
return;
}
try
{
SymbolUtilityServices.ValidateSymbolName(pr.StringResult, false);
if (blk_tbl.Has(pr.StringResult))
{
AcadFuncs.GetEditor().WriteMessage("\nA block with this name already exists.");
}
else
{
blk_name = pr.StringResult;
}
}
catch
{
AcadFuncs.GetEditor().WriteMessage("\nInvalid block name.");
}
} while ("" == blk_name);
BlockTableRecord btr = new BlockTableRecord();
btr.Name = blk_name;
blk_tbl.UpgradeOpen();
ObjectId btrId = blk_tbl.Add(btr);
tr.AddNewlyCreatedDBObject(btr, true);
DBObjectCollection ents = SquareOfLines(5);
foreach (Entity ent in ents)
{
btr.AppendEntity(ent);
tr.AddNewlyCreatedDBObject(ent, true);
}
BlockTableRecord ms = (BlockTableRecord)tr.GetObject(blk_tbl[BlockTableRecord.ModelSpace], OpenMode.ForWrite);
BlockReference br = new BlockReference(AcadGeo.Point3d.Origin, btrId);
ms.AppendEntity(br);
tr.AddNewlyCreatedDBObject(br, true);
tr.Commit();
}
}
