//open -> opened -> modified -> (1) tr.Dispose() -> closed -> (2) closed (
public void ClosedHandler(object sender, AcadDb.ObjectClosedEventArgs args)
{
using (var tr = AcadFuncs.GetActiveDb().TransactionManager.StartOpenCloseTransaction())
{
AcadDb.BlockTableRecord model_space = AcadFuncs.GetModelSpace(tr);
model_space.UpgradeOpen();
AcadDb.DBText text = new AcadDb.DBText();
text.Position = curr_pl.StartPoint;
text.TextString = curr_pl.Length.ToString();
model_space.AppendEntity(text);
tr.AddNewlyCreatedDBObject(text, true);
tr.Commit();
}
}
static public void AddNewEnt(AcadDB.Entity ent)
{
AcadDB.Database db = GetActiveDB();
using (AcadDB.Transaction tr = db.TransactionManager.StartTransaction())
{
AcadDB.BlockTableRecord model_space = GetModelSpace(tr);
if (null == model_space)
{
return;
}
model_space.UpgradeOpen();
model_space.AppendEntity(ent);
tr.AddNewlyCreatedDBObject(ent, true);
tr.Commit();
}
}
public void CreateNotification()
{
using (AcadDb.Transaction tr = AcadFuncs.GetActiveDb().TransactionManager.StartTransaction())
{
AcadDb.Polyline pl = new AcadDb.Polyline();
pl.AddVertexAt(0, new AcadGeo.Point2d(0.0, 0.0), 0.0, 0.0, 0.0);
pl.AddVertexAt(1, new AcadGeo.Point2d(10.0, 0.0), 0.0, 0.0, 0.0);
AcadDb.BlockTableRecord model_space = AcadFuncs.GetModelSpace(tr);
model_space.UpgradeOpen();
model_space.AppendEntity(pl);
tr.AddNewlyCreatedDBObject(pl, true);
pl.ObjectClosed += new AcadDb.ObjectClosedEventHandler(ClosedHandler);
//pl.Modified += new EventHandler(ModifiedHandler);
curr_pl = pl;
tr.Commit();
}
}
public void CreateLayout()
{
using (AcadDb.Transaction tr = AcadFuncs.GetActiveDb().TransactionManager.StartTransaction())
{
AcadDb.LayoutManager layout_man = AcadDb.LayoutManager.Current;
AcadDb.ObjectId layout_id = layout_man.CreateLayout("My_Layout");
layout_man.SetCurrentLayoutId(layout_id);
AcadDb.Layout layout = tr.GetObject(layout_id, AcadDb.OpenMode.ForRead) as AcadDb.Layout;
if (null == layout)
{
return;
}
AcadDb.BlockTableRecord blk_tbl_rcd = tr.GetObject(layout.BlockTableRecordId, AcadDb.OpenMode.ForRead)
as AcadDb.BlockTableRecord;
if (null == blk_tbl_rcd)
{
return;
}
AcadDb.ObjectIdCollection vp_ids = layout.GetViewports();
AcadDb.Viewport vp = null;
foreach (AcadDb.ObjectId vp_id in vp_ids)
{
AcadDb.Viewport vp2 = tr.GetObject(vp_id, AcadDb.OpenMode.ForWrite) as AcadDb.Viewport;
if (null != vp2 && 2 == vp2.Number)
{
vp = vp2;
break;
}
}
if (null == vp)
{
vp = new AcadDb.Viewport();
blk_tbl_rcd.UpgradeOpen();
blk_tbl_rcd.AppendEntity(vp);
tr.AddNewlyCreatedDBObject(vp, true);
vp.On = true;
vp.GridOn = true;
}
vp.ViewCenter = new AcadGeo.Point2d(0.0, 0.0);
double scale = 0;
{
AcadEd.PromptDoubleOptions prmpt_pnt = new AcadEd.PromptDoubleOptions("Nháºp scale:");
AcadEd.PromptDoubleResult prmpt_ret = AcadFuncs.GetEditor().GetDouble(prmpt_pnt);
if (AcadEd.PromptStatus.Cancel == prmpt_ret.Status)
{
tr.Abort();
tr.Dispose();
return;
}
scale = prmpt_ret.Value;
}
vp.CustomScale = scale;
vp.Locked = true;
tr.Commit();
}
}
