private void ExportSignalMenuItem_Click(object sender, RoutedEventArgs e)
{
System.Windows.Controls.MenuItem tv = sender as System.Windows.Controls.MenuItem;
SignalViewModel signal = tv.DataContext as SignalViewModel;
if (signal != null)
{
Microsoft.Win32.SaveFileDialog dlg = new Microsoft.Win32.SaveFileDialog();
dlg.DefaultExt = ".txt"; // Default file extension
dlg.Filter = "Text files|*.txt"; // Filter files by extension
dlg.FileName = signal.Title;
dlg.AddExtension = true;
// Show open file dialog box
Nullable <bool> result = dlg.ShowDialog();
// Process open file dialog box results
if (result == true)
{
Sample[] data = signal.GetData();
using (StreamWriter sw = File.CreateText(dlg.FileName))
{
CultureInfo invariantCulture = CultureInfo.InvariantCulture;
for (int i = 0; i < data.GetLength(0); i++)
{
sw.WriteLine(data[i].Time.ToString(invariantCulture) + "," + data[i].Value.ToString(invariantCulture));
}
}
}
}
}
public async Task <IActionResult> SignalArrived(SignalInputModel inputModel)
{
//you can validate input here
//then if the inputmodel is valid then you can save the signal
var saveResult = await _signalService.SaveSignalAsync(inputModel);
//if you can save the signal you can notify all clients by using SignalHub
if (saveResult)
{
//you might think use a mapping tool?
SignalViewModel signalViewModel = new SignalViewModel
{
Description = inputModel.Description,
CustomerName = inputModel.CustomerName,
Area = inputModel.Area,
Zone = inputModel.Zone,
SignalStamp = Guid.NewGuid().ToString()
};
var user = signalViewModel.CustomerName;
var message = signalViewModel.Description;
var date = signalViewModel.SignalStamp;
var zone = signalViewModel.Zone;
await _hubContext.Clients.All.SendAsync("SignalMessageReceived", user, message, date, zone);
// await _hubContext.Clients.All.SendAsync("SignalMessageReceived", signalViewModel);
}
return(StatusCode(200, saveResult));
}
private async Task <SignalViewModel> ProcessSignal(string fileName)
{
string fullPath = this.GetFileFullPath(fileName);
ISignalProcessorService signalProcessor = _signalProcessorServiceFactory.Create(fullPath);
SignalInfo signalInfo = await signalProcessor.ProcessFileAsync();
SignalViewModel signalViewModel = SignalViewModelBuilder.Create(signalInfo, fileName);
return(signalViewModel);
}
public Window_Signal(DataPathModel _DataPath)
{
InitializeComponent();
Data = new SignalViewModel(_DataPath);
this.DataContext = Data;
////Default setting of the view items
//Bus_CB.IsChecked = false;
//MSB_TB.IsReadOnly = true;
//LSB_TB.IsReadOnly = true;
}
private void TextBlock_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
System.Windows.Controls.StackPanel tv = sender as System.Windows.Controls.StackPanel;
SignalViewModel item = tv.DataContext as SignalViewModel;
if (item != null && e.LeftButton == MouseButtonState.Pressed)
{
try
{
DragDrop.DoDragDrop(this.treeView,
new DataObject("Signal", item),
System.Windows.DragDropEffects.Copy);
}
catch { }
}
}
public override void RemoveSignal(SignalViewModel signal)
{
if (_model is Filter)
{
InputChannels.Remove(signal);
OutputChannels.Remove(signal);
}
else
{//need to remove the output signal depends on type of customization
switch (Name)
{
case "Subtraction":
break;
default:
break;
}
}
}
public async Task <IActionResult> SignalArrived(SignalInputModel signalInputModel)
{
var saveResult = await this._signalService.SavesSignalAsync(signalInputModel);
if (saveResult)
{
var signalViewModel = new SignalViewModel
{
Description = signalInputModel.Description,
CustomerName = signalInputModel.CustomerName,
Area = signalInputModel.Area,
Zone = signalInputModel.Zone,
SignalStamp = Guid.NewGuid().ToString(),
};
await this._hubContext.Clients.All.SendAsync("SignalMessageReceived", signalViewModel);
}
return(StatusCode(200, saveResult));
}
public async Task <IActionResult> SignalArrived(SignalInputModel inputModel)
{
//you can validate input here
//then if the inputModel is valid then you can save the signal
var saveResult = await _signalService.SaveSignalAsync(inputModel);
if (saveResult)
{
SignalViewModel signalViewModel = new SignalViewModel {
Description = inputModel.Description,
CustomerName = inputModel.CustomerName,
Area = inputModel.Area,
Zone = inputModel.Zone,
SignalStamp = Guid.NewGuid().ToString(),
};
//notify all clients by using SignalHub
await _hubContext.Clients.All.SendAsync("SignalMessageReceived", signalViewModel);
}
return(StatusCode(200, saveResult));
}
public override void AddSignal(SignalViewModel signal)
{
if (_model is Filter)
{
InputChannels.Add(signal); // Override baseclass function
OutputChannels.Add(signal);
}
else
{
switch (Name)
{
//case "Status Flags":
//case "Zeros":
//case "Missing":
//case "Nominal Voltage":
//case "Nominal Frequency":
// break;
case "Subtraction":
// Set parameter
SetFocusedTextBox(signal); // if step is a customization, need to make up the output signal from input signal depends on type of customizaion
break;
}
}
}
/// <summary>
/// Returns the Views for the ID and/or group type.
/// TODO: Implement Username
/// </summary>
/// <param name="deviceID"></param>
/// <param name="groupType"></param>
/// <returns></returns>
public SignalViewModels Get([FromUri] string deviceID, [FromUri] string groupType = null)
{
SignalViewModels returnObjs = new SignalViewModels();
//returnObjs.UserName = RequestContext.Principal.Identity.Name;
string filter = string.Empty;
if (!string.IsNullOrWhiteSpace(groupType))
{
filter = ", @TypeIDByValue = '" + groupType + "'";
}
string query = "EXEC rGetSignalViewByDevice @DeviceID = '" + deviceID + "'" + filter;
using (DataTable tblData = sqlObject.QuerySQL(query, ref sqlStatus))
{
if (tblData != null && tblData.Rows.Count > 0)
{
foreach (DataRow item in tblData.Rows)
{
SignalViewModel newObj = new SignalViewModel();
newObj.SignalID = item["SignalID"].ToString();
newObj.InputSource = item["InputSource"].ToString();
newObj.OutputSource = item["OutputSource"].ToString();
newObj.TagName = item["TagName"].ToString();
newObj.DisplayName = item["DisplayName"].ToString();
newObj.ViewDisplayName = item["ViewDisplayName"].ToString();
newObj.TimeStamp = item["TimeStamp"].ToString();
newObj.RawValue = item["RawValue"].ToString();
newObj.Source = item["Source"].ToString();
newObj.Enabled = item["Enabled"].ToString();
newObj.ItemDataType = item["ItemDataType"].ToString();
newObj.CommChannel = item["CommChannel"].ToString();
newObj.EnableScaling = item["EnableScaling"].ToString();
newObj.EU_Min = item["EU_Min"].ToString();
newObj.EU_Max = item["EU_Max"].ToString();
newObj.RawMin = item["RawMin"].ToString();
newObj.RawMax = item["RawMax"].ToString();
newObj.MinValue = item["MinValue"].ToString();
newObj.MaxValue = item["MaxValue"].ToString();
newObj.Precision = item["Precision"].ToString();
newObj.Quality = item["Quality"].ToString();
newObj.Units = item["Units"].ToString();
newObj.WriteSecurityLevel = item["WriteSecurityLevel"].ToString();
newObj.EnumLookupValue = item["EnumLookupValue"].ToString();
if (!string.IsNullOrWhiteSpace(newObj.EnumLookupValue))
{
query = "SELECT Value, Text FROM cfgTblIdentifiers WHERE ID_Type = '" + newObj.EnumLookupValue + "'";
DataTable tblEnums = sqlObject.QuerySQL(query, ref sqlStatus);
if (tblEnums != null && tblEnums.Rows.Count > 0)
{
foreach (DataRow dRow in tblEnums.Rows)
{
newObj.EnumValues.Add(new EnumVal(dRow["Value"].ToString().ToLower(), dRow["Text"].ToString()));
}
}
}
returnObjs.SignalViews.Add(newObj);
}
}
}
return(returnObjs);
}
public virtual void AddSignal(SignalViewModel signal)
{
InputChannels.Add(signal);
}
public virtual void RemoveSignal(SignalViewModel signal)
{
InputChannels.Remove(signal);
}
internal bool SetFocusedTextBox(SignalViewModel signal)
{
if (CurrentCursor == "")
{
//No textbox selected
throw new Exception("Error! Please select a valid text box for this input signal!");
}
else if (CurrentCursor == "Minuend")
{
// Subtraction
if (signal.IsChecked)
{
// Check to make sure subtrahend and minuend aren't the same signal
if (Subtrahend != null && Subtrahend == signal)
{
throw new Exception("Minuend cannot be the same as the subtrahend!");
}
else // Set this as the minuend
{
Minuend = signal;
Minuend.IsChecked = false;
}
}
else
{
// Check box unchecked, want to delete content in box
if (signal == Minuend)
{
Minuend = new SignalViewModel(); // Set as blank value
}
}
CurrentCursor = "";
return(true);
}
else if (CurrentCursor == "Subtrahend")
{
// Subtraction
if (signal.IsChecked)
{
// Check to make sure subtrahend and minuend aren't the same signal
if (Minuend != null && Minuend == signal)
{
throw new Exception("Subtrahend cannot be the same as the minuend!");
}
else // Set this as the minuend
{
Subtrahend = signal;
Subtrahend.IsChecked = false;
}
}
else
{
// Check box unchecked, want to delete content in box
if (signal == Minuend)
{
Subtrahend = new SignalViewModel(); // Set as blank value
}
}
CurrentCursor = "";
return(true);
}
return(false);
}
//constructor that accepts a DatapathModel object to be used in the combo Boxes
public Window_Signal(DataPathModel _DataPath)
{
InitializeComponent();
_Data = new SignalViewModel(_DataPath); //creates an instance of the SignalViewModel and passes the datapath data from the window to the viewmodel
this.DataContext = _Data; //Sets the Window DataContext to that of the SignalViewModel to allow for binding
}
