/// <summary>
/// Asynchroniously get the spectal data from the file
/// </summary>
/// <param name="file"></param>
/// <returns></returns>
public async Task GetSpecDataAsync(string file)
{
//check the input
if (String.IsNullOrWhiteSpace(file))
{
return;
}
try
{
//get the type of spectral data
Type specType = SpectralData.GetSpectralDataType(file);
//create an instance so we can actually use it
specdata = Activator.CreateInstance(specType, new string[] { file }) as SpectralData;
//initilize the spectral data object
await specdata.LoadDataAsync(matches.Peaks);
SetPersistentLibraryMatches();
//apply the peaks to the lines
matches.SpecData = specdata;
OnPropertyChanged("InputFile");
}
catch (System.Runtime.InteropServices.COMException)
{
DialogViewModel dialogViewModel = new DialogViewModel("Could not open: " + file, "Exeption: Bad File", true, false);
dialogService.ShowDialog(dialogViewModel);
}
catch (IndexOutOfRangeException)
{
DialogViewModel dialogViewModel = new DialogViewModel("File: " + file + " did not contain any peak inforamtion", "Exeption: Bad File", true, false);
dialogService.ShowDialog(dialogViewModel);
}
catch (System.IO.IOException)
{
DialogViewModel dialogViewModel = new DialogViewModel("File: " + file + " is in use by another program", "Exeption: File in Use", true, false);
dialogService.ShowDialog(dialogViewModel);
}
catch (System.IO.FileFormatException ex)
{
DialogViewModel dialogViewModel = new DialogViewModel($"File: {file} \n\n{ex.Message}", "Exeption: File Format", true, false);
dialogService.ShowDialog(dialogViewModel);
}
catch (Exception ex)
{
DialogViewModel dialogViewModel = new DialogViewModel(ex.Message + ":\n" + ex.StackTrace, "General Exception", true, false);
dialogService.ShowDialog(dialogViewModel);
}
}
public SpectralSettingsViewModel(SpectralData data)
{
OkCommand = new RelayCommand(P => CloseRequested?.Invoke(this, new DialogCloseRequestEventArgs(true)));
CancelCommand = new RelayCommand(P => CloseRequested?.Invoke(this, new DialogCloseRequestEventArgs(false)));
UpDownCommand = new RelayCommand(UpDownCommand_Execute, CanUpDownExecute);
CopyCommand = new RelayCommand(CopyCommand_Execute, CanCopyExecute);
this.data = data;
RectangleItems = new ObservableCollection <Rectangle>();
LineItems = new ObservableCollection <Line>();
TextItems = new ObservableCollection <ChartText>();
EfficiencyMeasurements.CollectionChanged += EfficiencyMeasurements_CollectionChanged;
WriteEfficiencyEquation();
}