Imports System.Windows.Threading
Imports System.Globalization
Imports EgtUILib

Public Class CNCommunication

   ' Riferimento alla MainWindow
   Private m_MainWindow As MainWindow = Application.Current.MainWindow
   Private m_MachineStatus As MachineStatusUC = m_MainWindow.m_MachineStatusUC
   Private m_AlarmsPage As AlarmsPageUC = m_MainWindow.m_MachinePageUC.m_AlarmsPageUC
   
   'Variabile per tipologia CN
   Friend m_nNCType As Integer

   'Variabile per stato CN
   Private b_Nc_simulation As Boolean = False

   'Variabile che indica il Mode corrente
   Private m_nCurrMode As Integer

   'Classe del CN
   Public WithEvents m_CN As CN_generico

   Private m_bNewPosData As Boolean = True
   Private m_bNewDeltaData As Boolean = True
   Private m_bNewVarData As Boolean = False
   Private m_bTimerBusy As Boolean = False

   'Creazione timer
   Private m_RefreshTimer As New DispatcherTimer

   Friend Sub CNCommunication_Initialization()

      'Verifico tipologia del CN
      If m_MainWindow.m_bNCLink = 0 Then
         m_nNCType = 0
      Else
         m_nNCType = GetPrivateProfileInt(S_NUMERICALCONTROL, K_TYPE, 0, m_MainWindow.GetMachIniFile())
      End If

      'Inizializzo la connessione
      InitCn()

      'Verifico se la connessione è avvenuta e in caso affermativo lancio il timer di aggiornamento dell'interfaccia
      If Not (m_CN.n_state < 2) Then
         AddHandler m_RefreshTimer.Tick, AddressOf RefreshTimer_tick
         m_RefreshTimer.Interval = TimeSpan.FromMilliseconds(100)
         m_RefreshTimer.Start()
      End If

   End Sub

   Private Sub RefreshTimer_tick()
      If Not m_bTimerBusy Then

         m_bTimerBusy = True
         m_RefreshTimer.Stop()

         Refresh()

         m_bTimerBusy = False
         m_RefreshTimer.Start()
      Else
         Dim x As Integer = 10
      End If

   End Sub

   Private Sub InitCn()

      m_MachineStatus.MachineStatusGrid.Background = Brushes.Gold

      ' istanzio l'oggetto CN
      Try
         Select Case m_nNCType
            Case 0
               m_CN = New CN_Debug
            Case 1
               m_CN = New Num.NumNCOld
            Case Else
               m_CN = New Num.NumNC
         End Select
         m_MainWindow.m_MachineStatusUC.m_CN = Me.m_CN
         m_MainWindow.m_MachinePageUC.m_AlarmsPageUC.m_CN = Me.m_CN
         m_MainWindow.m_MachinePageUC.m_TestingPage.m_CN = Me.m_CN
         m_MainWindow.m_DirectCutPageUC.m_MachineButtons.m_CN = Me.m_CN
         m_MainWindow.m_DirectCutPageUC.m_CN = Me.m_CN
         m_MainWindow.m_DirectCutPageUC.m_ManualAxesMove.m_CN = Me.m_CN
      Catch ex As Exception
         ' set status to statusbar
         MsgBox(ex.Message)
      End Try

      Select Case m_nNCType
         Case 0   'Debug
         Case 1   'Axium
         Case 2   'Flexium
            If m_CN.n_state < 2 Then
               'Per evitare crash nel caso si clickino bottoni che agiscono sul controllo, avvio il controllo di debug al posto del flexium
               Me.m_CN = New CN_Debug
               m_MainWindow.m_MachineStatusUC.m_CN = Me.m_CN
               m_MainWindow.m_MachinePageUC.m_AlarmsPageUC.m_CN = Me.m_CN
               m_MainWindow.m_MachinePageUC.m_TestingPage.m_CN = Me.m_CN
               m_MainWindow.m_DirectCutPageUC.m_MachineButtons.m_CN = Me.m_CN
               m_MainWindow.m_DirectCutPageUC.m_CN = Me.m_CN
               m_MachineStatus.MachineStatusGrid.Background = Brushes.Red
            Else
               m_CN.b_axis_events_enable = True
               m_MachineStatus.MachineStatusGrid.Background = Brushes.Gray
            End If

      End Select

   End Sub

   Private Sub NewVarChanged_handler(ByVal nst As Object) Handles m_CN.NewVarChanged

      m_bNewVarData = True

   End Sub

   Private Sub NewPositionData_handler(ByVal nst As Short) Handles m_CN.NewPositionData

      m_bNewPosData = True

   End Sub

   Private Sub NewPosDeltaData_handler(ByVal nst As Short) Handles m_CN.NewPosDeltaData

      m_bNewDeltaData = True

   End Sub

   Sub Refresh()

      If m_bNewPosData Then
         m_bNewPosData = False

         m_MachineStatus.DisplayPosition()

      End If

      If m_bNewDeltaData Then
         m_bNewDeltaData = False

         m_MachineStatus.DisplayDeltaPosition()

      End If



      If m_bNewVarData Then
         m_bNewVarData = False

         m_MachineStatus.DisplayVar()

      End If



      If m_CN.b_feed_override_changed Then

         m_CN.b_feed_override_changed = False
         m_MachineStatus.DisplayFeed()
         m_MachineStatus.ConsumptionLbl.Content = m_CN.d_spindle_current

      End If

      If m_CN.b_spindle_data_changed Then

         m_CN.b_spindle_data_changed = False
         m_MachineStatus.DisplaySpeed()

      End If

      If m_CN.b_Tool_data_changed Then
         m_CN.b_Tool_data_changed = False

         'FrmMain.LblToolLen.Text = cn.Tools(0).lenght.ToString
         'FrmMain.LblToolRad.Text = cn.Tools(0).radius.ToString
         'FrmMain.LblToolComp.Text = cn.Tools(0).comp_num.ToString

      End If

      If m_CN.read_active_mode() <> m_nCurrMode Then
         m_nCurrMode = m_CN.read_active_mode()
         m_MachineStatus.DisplayActiveMode(m_nCurrMode)

      End If

      If m_CN.b_NC_error Then
         m_CN.b_NC_error = False
         m_AlarmsPage.NcError()
      End If

      If m_CN.b_PLC_error Then
         m_AlarmsPage.PlcError(m_CN.sz_PLC_error_messages)
      Else
         'Dim BackColor As SolidColorBrush = m_MainWindow.m_MachineStatusUC.MachineStatusGrid.Background
         'If Colors.Red.Equals(BackColor.Color) Then
         '   m_MainWindow.m_MachineStatusUC.MachineStatusGrid.Background = Brushes.DarkGray
         'End If
      End If

   End Sub

End Class