public static void SaveTechProsess(CamDocument camDocument)
{
if (camDocument.Hash == 0 && !camDocument.TechProcessList.Any())
{
return;
}
try
{
const int kMaxChunkSize = 127;
using (var resultBuffer = new ResultBuffer())
{
using (MemoryStream stream = new MemoryStream())
{
BinaryFormatter formatter = new BinaryFormatter();
formatter.Serialize(stream, camDocument.TechProcessList);
stream.Position = 0;
for (int i = 0; i < stream.Length; i += kMaxChunkSize)
{
int length = (int)Math.Min(stream.Length - i, kMaxChunkSize);
byte[] datachunk = new byte[length];
stream.Read(datachunk, 0, length);
resultBuffer.Add(new TypedValue((int)DxfCode.Text, Convert.ToBase64String(datachunk)));
}
}
var newHash = resultBuffer.ToString().GetHashCode();
if (newHash == camDocument.Hash)
{
return;
}
using (DocumentLock acLckDoc = Acad.ActiveDocument.LockDocument())
using (Transaction tr = Acad.Database.TransactionManager.StartTransaction())
using (DBDictionary dict = tr.GetObject(Acad.Database.NamedObjectsDictionaryId, OpenMode.ForWrite) as DBDictionary)
{
if (dict.Contains(DataKey))
{
using (var xrec = tr.GetObject(dict.GetAt(DataKey), OpenMode.ForWrite) as Xrecord)
xrec.Data = resultBuffer;
}
else
{
using (var xrec = new Xrecord {
Data = resultBuffer
})
{
dict.SetAt(DataKey, xrec);
tr.AddNewlyCreatedDBObject(xrec, true);
//xrec.ObjectClosed += new ObjectClosedEventHandler(OnDataModified);
}
}
tr.Commit();
}
}
}
catch (Exception e)
{
Acad.Alert($"Ошибка при сохранении техпроцессов", e);
}
}
/// <summary>
/// Загрузить технологические процессы из файла чертежа
/// </summary>
public static void LoadTechProsess(CamDocument camDocument)
{
try
{
using (Transaction tr = Acad.Database.TransactionManager.StartTransaction())
using (DBDictionary dict = tr.GetObject(Acad.Database.NamedObjectsDictionaryId, OpenMode.ForRead) as DBDictionary)
if (dict.Contains(DataKey))
{
using (Xrecord xRecord = tr.GetObject(dict.GetAt(DataKey), OpenMode.ForRead) as Xrecord)
using (ResultBuffer resultBuffer = xRecord.Data)
using (MemoryStream stream = new MemoryStream())
{
camDocument.Hash = resultBuffer.ToString().GetHashCode();
foreach (var typedValue in resultBuffer)
{
var datachunk = Convert.FromBase64String((string)typedValue.Value);
stream.Write(datachunk, 0, datachunk.Length);
}
stream.Position = 0;
var formatter = new BinaryFormatter {
Binder = new MyBinder()
};
camDocument.TechProcessList = (List <ITechProcess>)formatter.Deserialize(stream);
}
}
if (camDocument.TechProcessList != null)
{
camDocument.TechProcessList.ForEach(p => p.Setup());
Acad.Write($"Загружены техпроцессы: {string.Join(", ", camDocument.TechProcessList.Select(p => p.Caption))}");
}
}
catch (Exception e)
{
Acad.Alert($"Ошибка при загрузке техпроцессов", e);
}
}
string IFormattable.ToString(string format, IFormatProvider formatProvider)
{
var rb = new ResultBuffer(ToArray());
return(rb.ToString(format, formatProvider));
}
public override string ToString()
{
var rb = new ResultBuffer(ToArray());
return(rb.ToString());
}
