/// <summary>Saves the specified table.</summary>
/// <typeparam name="T"></typeparam>
/// <param name="table">The table.</param>
public void SaveTable <T>(ITable <T> table) where T : struct
{
if (Database != null)
{
return;
}
var memoryTable = (IMemoryTable <T>)table;
lock (m_Tables)
{
//table was updated ? no -> exit
if (m_Tables[memoryTable] == memoryTable.SequenceNumber)
{
return;
}
//yes, save
string fullPath = FileSystem.Combine(DataBasePath, memoryTable.Name + ".dat");
lock (memoryTable)
{
DatWriter.WriteTable(memoryTable, fullPath);
m_Tables[memoryTable] = memoryTable.SequenceNumber;
}
this.LogInfo("Saved table {0}", memoryTable);
}
return;
}
public void TestDAT()
{
var layout = RowLayout.CreateTyped(typeof(TestStruct));
var t1 = new TestStruct();
t1.Init(TimeSpan.MinValue);
var t2 = new TestStruct();
t2.Init(TimeSpan.MaxValue);
var t3 = new TestStruct();
t3.Init(DateTime.Now.TimeOfDay);
var ms = new MemoryStream();
var w = new DatWriter(layout, ms);
w.Write(t1);
w.Write(t2);
w.Write(t3);
w.Close();
var ms2 = new MemoryStream(ms.ToArray());
var r = new DatReader(ms2);
var list = r.ReadList <TestStruct>();
Assert.AreEqual(3, list.Count);
Assert.AreEqual(t1, list[0]);
Assert.AreEqual(t2, list[1]);
Assert.AreEqual(t3, list[2]);
}
public void StructReadWrite()
{
var stream = new MemoryStream();
var writer = new DatWriter(RowLayout.CreateTyped(typeof(TestStructClean)), stream);
for (var i = 0; i < 100; i++)
{
var t = TestStructClean.Create(i);
writer.Write(t);
}
stream.Seek(0, SeekOrigin.Begin);
var reader = new DatReader(stream);
for (var i = 0; i < 100; i++)
{
var t = new TestStructClean();
Assert.IsTrue(reader.ReadRow(true, out t));
Assert.AreEqual(t, TestStructClean.Create(i));
}
}
private void SaveClick(object sender, RoutedEventArgs e)
{
int begin = int.Parse(BeginField.Text);
int end = int.Parse(EndField.Text);
if (begin < 0)
{
begin = 0;
}
if (begin >= this.currentSignal.SamplesCount)
{
begin = this.currentSignal.SamplesCount - 1;
}
if (end < begin)
{
end = begin;
}
if (end >= this.currentSignal.SamplesCount)
{
end = this.currentSignal.SamplesCount - 1;
}
BeginField.Text = begin.ToString();
EndField.Text = end.ToString();
var signalToSave = new Signal(this.currentSignal.fileName);
signalToSave.StartDateTime = this.currentSignal.StartDateTime;
signalToSave.SamplingFrq = this.currentSignal.SamplingFrq;
for (int i = 0; i < this.currentSignal.channels.Count; i++)
{
if (checkers[i].IsChecked == true)
{
signalToSave.channels.Add(this.currentSignal.channels[i]);
}
}
Logger.Info($"Tried to save signal {signalToSave}");
if (signalToSave.channels.Count == 0)
{
MessageBox.Show("Не выбрано ни одного канала", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
var saveDialog = new SaveFileDialog();
saveDialog.Filter = "txt files (.txt)|*.txt|wave files (*.wav;*.wave)|*.wav;*.wave|dat files (*.dat)|*.dat";
if (saveDialog.ShowDialog() == true)
{
IWriter writer;
switch (Path.GetExtension(saveDialog.FileName))
{
case ".txt":
writer = new TxtWriter();
break;
case ".wav":
case ".wave":
writer = new WaveWriter();
break;
case ".dat":
writer = new DatWriter();
break;
default: throw new NotImplementedException();
}
File.WriteAllBytes(saveDialog.FileName,
writer.TryWrite(SignalToFileInfo(signalToSave, begin, end)));
}
}
