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

Public Class WorkInProgressPageUC

   ' Riferimento alla MainWindow
   Private m_MainWindow As MainWindow = Application.Current.MainWindow

   ' Properties
   Private m_bFirst As Boolean = True
   Private m_bContinue As Boolean = True
   Private m_bExecuting As Boolean = False
   ' Dichiarazione delle Page UserControl
   Friend m_SceneButtons As SceneButtonsUC
   Friend m_MachineButtons As MachineButtonsUC
   ' Dichiarazione Scene
   Friend WithEvents WorkInProgressScene As New Scene
   Private WorkInProgressSceneHost As New System.Windows.Forms.Integration.WindowsFormsHost
   ' Start timer
   Private m_StartTimer As New DispatcherTimer
   ' Stato di visualizzazione della macchina
   Private m_nMachLook As Integer = MCH_LOOK.ALL


   Private Sub WorkInProgressPage_Initialized(sender As Object, e As EventArgs)

      'Creazione delle Page UserControl
      m_SceneButtons = New SceneButtonsUC
      m_MachineButtons = New MachineButtonsUC

      'Posizionemento nella griglia dei bottoni di vista
      m_SceneButtons.SetValue(Grid.ColumnProperty, 2)
      m_MachineButtons.SetValue(Grid.ColumnProperty, 1)

      'Assegno SceneButtons e MachineButtons alla pagina
      Me.UpperButtonsGrid.Children.Add(m_SceneButtons)
      Me.LowerButtonsGrid.Children.Add(m_MachineButtons)

      ' Assegnazione scena all'host e posizionamento nella PlacePageGrid
      WorkInProgressSceneHost.Child = WorkInProgressScene
      WorkInProgressSceneHost.SetValue(Grid.ColumnProperty, 0)
      WorkInProgressSceneHost.SetValue(Grid.RowProperty, 1)
      Me.WorkInProgressPageGrid.Children.Add(WorkInProgressSceneHost)

      ' Timer per avvio ritardato
      AddHandler m_StartTimer.Tick, AddressOf StartTimer_tick

      ' Imposto i messaggi letti dal file dei messaggi


   End Sub

   Private Sub WorkInProgressPage_Loaded(sender As Object, e As RoutedEventArgs)
      ' Se primo caricamento
      If m_bFirst Then
         ' imposto colore di default
         Dim DefColor As New Color3d(0, 0, 0)
         GetPrivateProfileColor(S_GEOMDB, K_DEFAULTCOLOR, DefColor, m_MainWindow.GetIniFile())
         WorkInProgressScene.SetDefaultMaterial(DefColor)
         ' imposto colori sfondo
         Dim BackTopColor As New Color3d(192, 192, 192)
         GetPrivateProfileColor(S_SCENE, K_BACKTOP, BackTopColor, m_MainWindow.GetIniFile())
         Dim BackBotColor As New Color3d(BackTopColor)
         GetPrivateProfileColor(S_SCENE, K_BACKBOTTOM, BackBotColor, m_MainWindow.GetIniFile())
         WorkInProgressScene.SetViewBackground(BackTopColor, BackBotColor)
         ' imposto colore di evidenziazione
         Dim MarkColor As New Color3d(255, 255, 0)
         GetPrivateProfileColor(S_SCENE, K_MARK, MarkColor, m_MainWindow.GetIniFile())
         WorkInProgressScene.SetMarkMaterial(MarkColor)
         ' imposto colore per superfici selezionate
         Dim SelSurfColor As New Color3d(255, 255, 192)
         GetPrivateProfileColor(S_SCENE, K_SELSURF, SelSurfColor, m_MainWindow.GetIniFile())
         WorkInProgressScene.SetSelSurfMaterial(SelSurfColor)
         ' imposto tipo e colore del rettangolo di zoom
         Dim bOutline As Boolean = True
         Dim ZwColor As New Color3d(0, 0, 0)
         GetPrivateProfileZoomWin(S_SCENE, K_ZOOMWIN, bOutline, ZwColor, m_MainWindow.GetIniFile())
         WorkInProgressScene.SetZoomWinAttribs(bOutline, ZwColor)
         ' imposto colore della linea di distanza
         Dim DstLnColor As New Color3d(255, 0, 0)
         GetPrivateProfileColor(S_SCENE, K_DISTLINE, DstLnColor, m_MainWindow.GetIniFile())
         WorkInProgressScene.SetDistLineMaterial(DstLnColor)
         ' imposto parametri OpenGL
         Dim nDriver As Integer = GetPrivateProfileInt(S_OPENGL, K_DRIVER, 3, m_MainWindow.GetIniFile())
         Dim b2Buff As Boolean = (GetPrivateProfileInt(S_OPENGL, K_DOUBLEBUFFER, 1, m_MainWindow.GetIniFile()) <> 0)
         Dim nColorBits As Integer = GetPrivateProfileInt(S_OPENGL, K_COLORBITS, 32, m_MainWindow.GetIniFile())
         Dim nDepthBits As Integer = GetPrivateProfileInt(S_OPENGL, K_DEPTHBITS, 32, m_MainWindow.GetIniFile())
         WorkInProgressScene.SetViewAttributes(nDriver, b2Buff, nColorBits, nDepthBits)
         ' inizializzo la scena (DB geometrico + visualizzazione) e verifico presenza chiave
         If Not WorkInProgressScene.Init() Then
            Dim m_MissingKeyWindow As New MissingKeyWD
            m_MissingKeyWindow.Top = m_MainWindow.Top + (m_MainWindow.Height / 2 - m_MissingKeyWindow.Height / 2)
            m_MissingKeyWindow.Left = m_MainWindow.Left + (m_MainWindow.Width / 2 - m_MissingKeyWindow.Width / 2)
            m_MainWindow.Close()
            m_MissingKeyWindow.Show()
         End If
         ' Inizializzo gestore lavorazioni
         EgtInitMachMgr(m_MainWindow.GetMachinesRootDir())
         ' Carico macchina
         If Not NewProject() Then
            EgtOutLog("WorkInProgress : error loading machine")
         End If
         ' Imposto visualizzazione
         EgtSetView(VT.ISO_SW, False)
         EgtZoom(ZM.ALL)
         ' Dichiaro eseguito primo caricamento
         m_bFirst = False
      Else
         ' Imposto il giusto contesto
         EgtSetCurrentContext(WorkInProgressScene.GetCtx())
         ' Aggiorno subito la visualizzazione
         EgtDraw()
      End If
      ' inibisco selezione diretta da Scene
      WorkInProgressScene.SetStatusNull()
      ' Carico eventuale progetto corrente
      If Not WorkProject() Then
         EgtOutLog("WorkInProgress : Error loading WorkProject")
      End If
      ' Imposto la lama corrente
      Dim sSaw As String = String.Empty
      GetPrivateProfileString(S_MACH, K_CURRSAW, "", sSaw, m_MainWindow.GetIniFile())
      If Not EgtSetCalcTool(sSaw, "H1", 1) Then
         Return
      End If
      ' Aggiorno stato di visualizzazione macchina
      m_nMachLook = MCH_LOOK.ALL
      EgtSetMachineLook(m_nMachLook)
      ' Imposto attivazione
      m_bContinue = True
      m_StartTimer.Interval = TimeSpan.FromMilliseconds(10)
      m_StartTimer.Start()
   End Sub

   Private Sub WorkInProgressPage_Unloaded(sender As Object, e As RoutedEventArgs)
      m_bContinue = False
   End Sub

   Private Function NewProject() As Boolean
      ' Imposto il nuovo progetto
      EgtNewFile()
      ' Creo un gruppo di lavoro e carico la macchina corrente
      If EgtAddMachGroup(MACH_GROUP, m_MainWindow.GetCurrMachine()) = GDB_ID.NULL Then
         Return False
      End If
      ' Imposto la tavola corrente
      If Not EgtSetTable(MAIN_TAB) Then
         Return False
      End If
      ' Aggiungo eventuale sovratavola
      AddAdditionalTable()
      Return True
   End Function

   Private Function WorkProject() As Boolean
      ' Se non esiste progetto in lavorazione, tavola libera 
      Dim sPath As String = m_MainWindow.GetTempDir() & "\" & "WorkProj.nge"
      If Not My.Computer.FileSystem.FileExists(sPath) Then
         Return NewProject()
      End If
      ' Carico il progetto
      EgtOpenFile(sPath)
      ' Rendo corrente il gruppo di lavoro
      EgtSetCurrMachGroup(EgtGetFirstMachGroup())
      Return True
   End Function

   Private Function AddAdditionalTable() As Boolean
      'Recupero altezza eventuale tavola aggiuntiva
      Dim dAddTable As Double = GetPrivateProfileDouble(S_TABLE, K_ADDITIONALTABLE, 0, m_MainWindow.GetMachIniFile())
      ' Se non esiste sovratavola, esco subito
      If dAddTable < 10 * EPS_SMALL Then
         Return True
      End If
      ' Recupero box tavola
      Dim ptMin, ptMax As Point3d
      EgtGetTableArea(1, ptMin, ptMax)
      ' Aggiungo sovratavola nel gruppo dei bloccaggi
      Const MACH_FIXT_GROUP As String = "Fixt"
      ptMax.z -= DELTAZ_ADDTAB
      ptMin.z = ptMax.z
      ptMax.z += dAddTable
      Dim nMchId As Integer = EgtGetFirstMachGroup()
      Dim nFixtId As Integer = EgtGetFirstNameInGroup(nMchId, MACH_FIXT_GROUP)
      Dim nAddTabId As Integer = EgtCreateSurfTmBBox(nFixtId, ptMin, ptMax, GDB_RT.GLOB)
      If nAddTabId = GDB_ID.NULL Then
         Return False
      End If
      EgtSetName(nAddTabId, "AddTab")
      EgtSetColor(nAddTabId, New Color3d(150, 75, 0, 100), True)
      Return True
   End Function

   Private Function Exec() As Boolean
      If m_bExecuting Then
         Return False
      End If
      ' Valori precedenti degli assi macchina
      Dim dL1p, dL2p, dL3p, dR1p, dR2p As Double
      Dim bFirst As Boolean = True
      ' Ciclo
      While m_bContinue
         m_bExecuting = True
         ' Recupero la posizione degli assi macchina
         Dim dL1, dL2, dL3, dR1, dR2 As Double
         m_MainWindow.m_CNCommunication.GetAxesPositions(dL1, dL2, dL3, dR1, dR2)
         If bFirst OrElse
            Math.Abs(dL1 - dL1p) > EPS_SMALL OrElse Math.Abs(dL2 - dL2p) > EPS_SMALL OrElse Math.Abs(dL3 - dL3p) > EPS_SMALL OrElse
            Math.Abs(dR1 - dR1p) > EPS_ANG_SMALL OrElse Math.Abs(dR2 - dR2p) > EPS_ANG_SMALL Then
            bFirst = False
            dL1p = dL1
            dL2p = dL2
            dL3p = dL3
            dR1p = dR1
            dR2p = dR2
            ' Recupero il nome degli assi macchina
            Dim sL1 As String = String.Empty
            Dim sL2 As String = String.Empty
            Dim sL3 As String = String.Empty
            Dim sR1 As String = String.Empty
            Dim sR2 As String = String.Empty
            m_MainWindow.m_CNCommunication.GetAxesNames(sL1, sL2, sL3, sR1, sR2)
            ' Muovo la macchina
            EgtSetAxisPos(sL1, dL1)
            EgtSetAxisPos(sL2, dL2)
            EgtSetAxisPos(sL3, dL3)
            EgtSetAxisPos(sR1, dR1)
            EgtSetAxisPos(sR2, dR2)
            EgtDraw()
         Else
            ' Per evitare di ciclare rapidissimamente e consumare inutilmente CPU
            System.Threading.Thread.Sleep(1)
         End If
         ' Costringo ad aggiornare UI
         Dim nDummy As Integer
         Application.Current.Dispatcher.Invoke(Windows.Threading.DispatcherPriority.Background, _
                                               New Action(Function() nDummy = 0))
      End While
      m_bExecuting = False
      Return True
   End Function

   Private Sub StartTimer_tick()
      m_StartTimer.Stop()
      ' Ciclo
      Exec()
   End Sub

   Private Sub MachViewModeBtn_Click(sender As Object, e As RoutedEventArgs) Handles MachViewModeBtn.Click
      ' aggiorno lo stato
      Select Case m_nMachLook
      Case MCH_LOOK.ALL
         m_nMachLook = MCH_LOOK.TAB_HEAD
      Case MCH_LOOK.TAB_HEAD
         m_nMachLook = MCH_LOOK.TAB_TOOL
      Case Else
         m_nMachLook = MCH_LOOK.ALL
      End Select
      ' aggiorno lo stato della macchina e la sua visualizzazione
      EgtSetMachineLook(m_nMachLook)
      EgtDraw()
   End Sub

End Class