/// <summary>
/// </summary>
/// <param name="acBlkTableRec"></param>
/// <param name="blockName"></param>
/// <param name="insertPt"></param>
/// <param name="acCurDb"></param>
/// <returns></returns>
public static BlockReference InsertBlock(this BlockTableRecord acBlkTableRec, string blockName,
Point3d insertPt,
Database acCurDb)
{
BlockReference acBlkRef = null;
using (var acTrans = acCurDb.TransactionManager.StartTransaction())
{
// Open the Block table for read
var acBlkTbl = acTrans.GetObject(acCurDb.BlockTableId, OpenMode.ForRead) as BlockTable;
if (acBlkTbl != null && acBlkTbl.Has(blockName))
{
var blkRecId = acBlkTbl[blockName];
// Insert the block into the current space
if (blkRecId != ObjectId.Null)
{
acBlkRef = new BlockReference(insertPt, blkRecId);
acBlkTableRec?.AppendEntity(acBlkRef);
acTrans.AddNewlyCreatedDBObject(acBlkRef, true);
acBlkRef.AppendAttributes(blkRecId, acTrans);
}
acTrans.Commit();
}
}
return(acBlkRef);
}
public void Cmd_AutoBlock()
{
if (!LicensingAgent.Check())
{
return;
}
var acCurDoc = Application.DocumentManager.MdiActiveDocument;
var acCurDb = acCurDoc.Database;
var acCurEd = acCurDoc.Editor;
var objIds = acCurEd.GetAllSelection(false);
if (objIds.Length <= 0)
{
return;
}
var bNameTaken = true;
var bName = string.Empty;
using (var acTrans = acCurDb.TransactionManager.StartTransaction())
{
// Open the Block table for read
var acBlkTbl = acTrans.GetObject(acCurDb.BlockTableId, OpenMode.ForWrite) as BlockTable;
if (acBlkTbl == null)
{
acTrans.Abort();
return;
}
while (bNameTaken)
{
var checkName = acCurEd.GetSimpleString("\nEnter desired block name: ");
if (string.IsNullOrEmpty(checkName))
{
acTrans.Abort();
return;
}
if (acBlkTbl.Has(checkName))
{
acCurEd.WriteMessage("\nBlock name already exists.");
continue;
}
bName = checkName;
bNameTaken = false;
}
var objCol = new ObjectIdCollection();
foreach (var obj in objIds)
{
objCol.Add(obj);
}
var extents = acTrans.GetExtents(objIds, acCurDb);
var acBtr = new BlockTableRecord();
acBtr.Name = bName;
acBtr.Origin = extents.MinPoint;
acBtr.BlockScaling = BlockScaling.Uniform;
acBtr.Explodable = true;
acBtr.Units = UnitsValue.Inches;
#region TODO replace with xml reading
////Add attribute definitions
////TODO read XML to get attributes to add
////For now we'll use a test value
//var attTag = new AttributeDefinition
//{
// Justify = AttachmentPoint.MiddleCenter,
// AlignmentPoint = extents.MinPoint,
// Prompt = "TAG:",
// Tag = "TAG",
// TextString = bName,
// Height = 1,
// Invisible = true,
// LockPositionInBlock = true
//};
//var attCrate = new AttributeDefinition
//{
// Justify = AttachmentPoint.MiddleCenter,
// AlignmentPoint = extents.MinPoint,
// Prompt = "CRATE:",
// Tag = "CRATE",
// TextString = "",
// Height = 1,
// Invisible = true,
// LockPositionInBlock = true
//};
#endregion
var blockId = acBlkTbl.Add(acBtr);
//acBtr.AppendEntity(attTag);
//acBtr.AppendEntity(attCrate);
acTrans.AddNewlyCreatedDBObject(acBtr, true);
var map = new IdMapping();
acCurDb.DeepCloneObjects(objCol, acBtr.ObjectId, map, false);
var objCol2 = new ObjectIdCollection();
foreach (IdPair pair in map)
{
if (!pair.IsPrimary)
{
continue;
}
var ent = acTrans.GetObject(pair.Value, OpenMode.ForWrite) as Entity;
if (ent == null)
{
continue;
}
objCol2.Add(ent.ObjectId);
}
acBtr.AssumeOwnershipOf(objCol2);
var acBr = new BlockReference(extents.MinPoint, blockId);
acCurDb.AppendEntity(acBr);
acBr.AppendAttributes(acBtr, acTrans);
foreach (var obj in objIds)
{
var acEnt = acTrans.GetObject(obj, OpenMode.ForWrite) as Entity;
if (acEnt == null)
{
continue;
}
acEnt.Erase();
}
acTrans.Commit();
}
acCurDb.Audit(true, false);
}