public static bool HasXrefsInPSpace(this Document doc)
{
bool value = false;
var btrlist = ProjectSetup.GetAllBtrs();
var xreflist = ProjectSetup.Xref_List(doc);
List <ObjectId> listoflayids = ProjectSetup.Project_ListOfLayoutIds(doc);
var pspaces = listoflayids.GetRange(1, (listoflayids.Count() - 1));
if (xreflist.Count() > 0)
{
foreach (BlockTableRecord x in xreflist)
{
ObjectId[] xref_layids = ProjectSetup.Xref_LayoutFinder(x);
if (xref_layids.Any().Equals(pspaces.Any()))
{
value = true;
return(value);
}
}
}
return(value);
}
public static bool HasXrefsInMSpace(this Document doc)
{
// retrieve a list of external references in entire document
var xreflist = ProjectSetup.Xref_List(doc);
// retrieve a list of the layouts in the document
List <ObjectId> listoflayids = ProjectSetup.Project_ListOfLayoutIds(doc);
// the first layout is apparently ALWAYS Model Space??
var mspace = listoflayids[0];
// if there are external references in the list
if (xreflist.Count() > 0)
{
// cycle through each
foreach (BlockTableRecord x in xreflist)
{
// find out which Layout they have Block References in
ObjectId[] xref_layids = ProjectSetup.Xref_LayoutFinder(x);
if (xref_layids.Any().Equals(mspace))
{
return(true);
}
}
}
return(false);
}
///Gets a List of BlockTableRecords that are External References
///</summary>
///<param name="database"> The database you want to query </param>
///<param name="doc"> The document you want to retrieve a list of Xrefs from </param>
public static List <BlockTableRecord> Xref_List(Document doc)
{
//Create a list of all xrefs in the file
List <BlockTableRecord> tempxrlist;
List <BlockTableRecord> XList = new List <BlockTableRecord>();
//Check the drawing to see if there are any xrefs
using (Transaction Tran = doc.TransactionManager.StartTransaction())
{
//Get the Block table record for the entire file
tempxrlist = ProjectSetup.GetAllBtrs();
//Make a list of all the Xrefs in the file
foreach (BlockTableRecord a in tempxrlist)
{
if (a.IsFromExternalReference)
{
XList.Add(a);
}
}
//Complete the command
Tran.Commit();
}
return(XList);
}
static void Main()
{
//Access and lock the current document and database
Document doc = Application.DocumentManager.MdiActiveDocument;
Database db = doc.Database;
DocumentLock lckdoc = doc.LockDocument();
Editor ed = doc.Editor;
//Gather all the xrefs from the document, if there are any
List <BlockTableRecord> xlist = ProjectSetup.Xref_List(doc);
//Get a list of layouts/layoutids
List <Layout> listoflayouts = new List <Layout>();
List <ObjectId> listoflayids = ProjectSetup.Project_ListOfLayoutIds(doc);
ed.WriteMessage("\n There are {0} layouts in this model", listoflayids.Count);
// The objectIDs for the BlockTableRecords of the Model and PaperSpace layouts
var mspace = listoflayids[0];
var pspaces = listoflayids.GetRange(1, (listoflayids.Count() - 1));
using (Transaction tr = db.TransactionManager.StartTransaction())
{
foreach (Layout l in listoflayouts)
{
var l_name = l.LayoutName;
var layout_extents = l.Extents;
var layout_limits = l.Limits;
ObjectId lbtr_id = l.BlockTableRecordId;
BlockTableRecord l_btr = tr.GetObject(lbtr_id, OpenMode.ForRead) as BlockTableRecord;
List <ObjectId> objs_inLayout = new List <ObjectId>();
foreach (ObjectId x in l_btr)
{
objs_inLayout.Add(x);
}
int o = objs_inLayout.Count();
foreach (BlockTableRecord x in xlist)
{
ObjectIdCollection BlockRefIdsColl = x.GetBlockReferenceIds(true, true);
List <ObjectId> BRI_list = new List <ObjectId>();
foreach (ObjectId objid in BlockRefIdsColl)
{
BRI_list.Add(objid);
}
ObjectId BlockId = BRI_list[0];
BlockReference blref =
tr.GetObject(BlockId, OpenMode.ForRead) as BlockReference;
var block_bounds = blref.Bounds;
var block_geoextents = blref.GeometricExtents;
//var block_xtra = blref.Wb
}
}
}
}
public static bool HasEmptyLayouts(this Document doc)
{
bool value = false;
Database db = doc.Database;
DocumentLock lckdoc = doc.LockDocument();
Editor ed = doc.Editor;
//Gather all the xrefs from the document, if there are any
List <BlockTableRecord> xlist = ProjectSetup.Xref_List(doc);
//Get a list of layouts/layoutids
List <Layout> listoflayouts = new List <Layout>();
List <ObjectId> listoflayids = ProjectSetup.Project_ListOfLayoutIds(doc);
ed.WriteMessage("\n There are {0} layouts in this model", listoflayids.Count);
// The objectIDs for the BlockTableRecords of the Model and PaperSpace layouts
var mspace = listoflayids[0];
var pspaces = listoflayids.GetRange(1, (listoflayids.Count() - 1));
using (Transaction tr = db.TransactionManager.StartTransaction())
{
foreach (Layout l in listoflayouts)
{
ObjectId lbtr_id = l.BlockTableRecordId;
BlockTableRecord l_btr = tr.GetObject(lbtr_id, OpenMode.ForRead) as BlockTableRecord;
List <ObjectId> objs_inLayout = new List <ObjectId>();
foreach (ObjectId x in l_btr)
{
objs_inLayout.Add(x);
}
int o = objs_inLayout.Count();
if (o <= 1)
{
value = true;
return(value);
}
}
}
return(value);
}
/// <summary>
/// An extension method which adds an external reference to the current document
/// </summary>
/// <param name="doc">The document which should have the xref added to it</param>
/// <param name="xref_fullpath">The path of the xref to be added</param>
/// <param name="xref_name">How the name of the xref should appear in the new document</param>
/// <param name="layoutname">Space where the xref should be added; can only be Model or PaperSpace</param>
public static void Xref_Attach(this Document doc, string xref_fullpath, string xref_name, string layoutname)
{
Database db = doc.Database;
using (DocumentLock doclock = doc.LockDocument())
{
using (Transaction tr = db.TransactionManager.StartTransaction())
{
if (File.Exists(xref_fullpath))
{
ObjectId xrefid = new ObjectId(IntPtr.Zero);
global::Autodesk.AutoCAD.ApplicationServices.Application.SetSystemVariable("CLAYER", "x-xref");
doc.LayerManagement("Lock", "x-xref", false);
try
{
xrefid = db.AttachXref(xref_fullpath, xref_name);
}
catch (global::Autodesk.AutoCAD.Runtime.Exception aex)
{
if (aex.ErrorStatus == ErrorStatus.FileAccessErr)
{
doc.Editor.WriteMessage("The following drawing is likely a new drawing and cannot be setup");
}
}
if (!xrefid.IsNull)
{
Point3d origin_default = new Point3d(0, 0, 0);
BlockReference xref_block = new BlockReference(origin_default, xrefid);
List <Layout> list_lays = ProjectSetup.Project_ListOfLayouts(doc);
if (layoutname.ToUpper().Equals("MODEL"))
{
ObjectId modelspaceid = (from l in list_lays
where l.LayoutName.ToUpper().Equals("MODEL")
select l.OwnerId).First();
//BlockTableRecord mspacebtr = tr.GetObject(modelspaceid, OpenMode.ForWrite) as BlockTableRecord;
BlockTable blt = tr.GetObject(db.BlockTableId, OpenMode.ForRead) as BlockTable;
BlockTableRecord mspacebtr = tr.GetObject(blt[BlockTableRecord.ModelSpace], OpenMode.ForWrite) as BlockTableRecord;
mspacebtr.AppendEntity(xref_block);
tr.AddNewlyCreatedDBObject(xref_block, true);
}
else
{
global::Autodesk.AutoCAD.ApplicationServices.Application.SetSystemVariable("CLAYER", "x-tblk");
if (list_lays.Any(ln => ln.LayoutName.Equals(layoutname)))
{
//ObjectId otherspaceid = (from l in list_lays
// where l.LayoutName.ToUpper().Equals(layoutname)
// select l.OwnerId).First();
BlockTable blt = tr.GetObject(db.BlockTableId, OpenMode.ForRead) as BlockTable;
BlockTableRecord otherspacebtr = tr.GetObject(blt[BlockTableRecord.PaperSpace], OpenMode.ForWrite) as BlockTableRecord;
otherspacebtr.AppendEntity(xref_block);
tr.AddNewlyCreatedDBObject(xref_block, true);
}
else
{
LayoutManager laymgr = LayoutManager.Current;
ObjectId newlayoutid = laymgr.CreateLayout(layoutname);
Layout newlayout = tr.GetObject(newlayoutid, OpenMode.ForRead) as Layout;
BlockTableRecord newlayoutbtr = tr.GetObject(newlayout.OwnerId, OpenMode.ForRead) as BlockTableRecord;
newlayoutbtr.AppendEntity(xref_block);
tr.AddNewlyCreatedDBObject(xref_block, true);
}
}
tr.Commit();
}
}
}
}
}
