/// <summary>
/// FIX ALL OF THESE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
/// Collects info on a viewport; using a TitleBlock's Object ID this
/// finds and all viewports in the same Layout and returns their relevant info
/// </summary>
/// <param name="tblk">TitleBlock which should be used</param>
public static List <AutoCADViewport> Xref_ViewPortInfo(ObjectId tblk_layid)
{
Document doc = global::Autodesk.AutoCAD.ApplicationServices.Application.DocumentManager.MdiActiveDocument;
Database db = doc.Database;
List <AutoCADViewport> list_vpinfo = new List <AutoCADViewport>();
if (!tblk_layid.IsNull)
{
using (Transaction tr = db.TransactionManager.StartTransaction())
{
Layout curlay =
tr.GetObject(tblk_layid, OpenMode.ForRead) as Layout;
if (!curlay.ModelType) //if the layout is not a modelspace layout
{
string layname = curlay.LayoutName;
ObjectIdCollection vports = curlay.GetViewports();
int numofvps = 0;
foreach (ObjectId v in vports)
{
numofvps++;
AutoCADViewport vpinfo = new AutoCADViewport(v.GetObject(OpenMode.ForRead) as Viewport);
list_vpinfo.Add(vpinfo);
}
}
}
}
return(list_vpinfo);
}
public static void Viewport_Create(this Layout layout, AutoCADViewport vpinfo, Document doc)
{
Database db = doc.Database;
Editor ed = doc.Editor;
using (DocumentLock doclock = doc.LockDocument())
{
using (Transaction tr = db.TransactionManager.StartTransaction())
{
// Get the BlockTableRecord so you can add to it
BlockTable blt = tr.GetObject(db.BlockTableId,
OpenMode.ForRead) as BlockTable;
BlockTableRecord btr_paper = tr.GetObject(blt[BlockTableRecord.PaperSpace],
OpenMode.ForWrite) as BlockTableRecord;
//change the current space to Paper
ed.SwitchToPaperSpace();
//switch current layer to viewport layer
global::Autodesk.AutoCAD.ApplicationServices.Application.SetSystemVariable("CLAYER", "x-vport");
doc.LayerManagement("Lock", "x-vport", false);
// create a new viewport
global::Autodesk.AutoCAD.DatabaseServices.Viewport vp = new global::Autodesk.AutoCAD.DatabaseServices.Viewport();
vp.Width = vpinfo.Width;
vp.Height = vpinfo.Height;
vp.CenterPoint = vpinfo.CenterPoint;
// Add the viewport to the PaperSpaceRecord
btr_paper.AppendEntity(vp);
tr.AddNewlyCreatedDBObject(vp, true);
//add all the corresponding viewport properties
vp.ViewCenter = vpinfo.ViewCenter;
vp.ViewHeight = vpinfo.ViewHeight;
vp.ViewTarget = vpinfo.ViewTarget;
vp.FreezeLayersInViewport(vpinfo.FrozenLayers.GetEnumerator());
try
{
vp.StandardScale = vpinfo.StandardScale;
}
catch (global::Autodesk.AutoCAD.Runtime.Exception aex)
{
if (aex.ErrorStatus == ErrorStatus.InvalidInput)
{
vp.CustomScale = vpinfo.CustomScale;
}
}
//Enables the viewport
vp.On = true;
global::Autodesk.AutoCAD.ApplicationServices.Application.SetSystemVariable("CLAYER", "0");
tr.Commit();
}
}
}
