public static void save(MyDB2 mydb)
{
Document doc = Application.DocumentManager.MdiActiveDocument;
Database db = doc.Database;
Editor ed = doc.Editor;
try
{
using (Transaction trans =
db.TransactionManager.StartTransaction())
{
// Find the NOD in the database
DBDictionary nod = (DBDictionary)trans.GetObject(
db.NamedObjectsDictionaryId, OpenMode.ForWrite);
BinaryFormatter bf = new BinaryFormatter();
MemoryStream ms = new MemoryStream();
bf.Serialize(ms, mydb);
ResultBuffer rf = new ResultBuffer();
byte[] buf = ms.GetBuffer();
int position = 0;
int remaining = buf.Length;
while (remaining > 0)
{
if (remaining >= 255)
{
byte[] chunk = new byte[255];
Buffer.BlockCopy(buf, position, chunk, 0, 255);
rf.Add(new TypedValue((int)DxfCode.BinaryChunk, chunk));
remaining -= 255;
position += 255;
}
else
{
byte[] chunk = new byte[remaining];
Buffer.BlockCopy(buf, position, chunk, 0, remaining);
rf.Add(new TypedValue((int)DxfCode.BinaryChunk, chunk));
remaining = 0;
}
}
Xrecord myXrecord = new Xrecord();
myXrecord.Data = rf;
nod.SetAt("TerrainComputeC", myXrecord);
trans.AddNewlyCreatedDBObject(myXrecord, true);
trans.Commit();
} // using
}
catch (System.Exception e)
{
ed.WriteMessage(e.ToString());
}
}
public static MyDB2 load()
{
Document doc = Application.DocumentManager.MdiActiveDocument;
Database db = doc.Database;
Editor ed = doc.Editor;
try
{
using (Transaction trans = db.TransactionManager.StartTransaction())
{
// Find the NOD in the database
DBDictionary nod = (DBDictionary)trans.GetObject(
db.NamedObjectsDictionaryId, OpenMode.ForWrite);
BinaryFormatter bf = new BinaryFormatter();
MemoryStream ms = new MemoryStream();
Xrecord myXrecord = new Xrecord();
ObjectId myDataId = nod.GetAt("TerrainComputeC");
Xrecord readBack = (Xrecord)trans.GetObject(
myDataId, OpenMode.ForRead);
BinaryWriter bw = new BinaryWriter(ms);
foreach (TypedValue value in readBack.Data)
{
if (value.TypeCode == (int)DxfCode.BinaryChunk)
{
bw.Write((byte[])value.Value);
}
}
bw.Flush();
trans.Commit();
ms.Position = 0;
MyDB2 mydb = bf.Deserialize(ms) as MyDB2;
if (mydb != null)
{
mydb.init();
}
return(mydb);
} // using
}
catch (System.Exception e)
{
System.Diagnostics.Debug.Print(e.ToString());
}
return(null);
}
public UserCmd()
{
mydb = MyDB2.load();
if (mydb == null)
{
mydb = new MyDB2();
//reset();
resetLine();
}
else
{
resetLine();
}
UserCmd.CurCmd = this;
coord = new CoordinateView(mydb);
//this.contColorize = new ContourColorize2();
}
void db_BeginSave(object sender, DatabaseIOEventArgs e)
{
MyDB2.save(this);
}
public CoordinateView(MyDB2 db)
{
mydb = db;
}
