GearboxForm.vb

' Copyright 2017 European Union.
' Licensed under the EUPL (the 'Licence');
'
' * You may not use this work except in compliance with the Licence.
' * You may obtain a copy of the Licence at: http://ec.europa.eu/idabc/eupl
' * Unless required by applicable law or agreed to in writing,
'   software distributed under the Licence is distributed on an "AS IS" basis,
'   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
'
' See the LICENSE.txt for the specific language governing permissions and limitations.
Imports System.Collections.Generic
Imports System.Drawing.Imaging
Imports System.Globalization
Imports System.IO
Imports System.Linq
Imports System.Windows.Forms.DataVisualization.Charting
Imports System.Xml.Linq
Imports TUGraz.VECTO.Input_Files
Imports TUGraz.VectoCommon.InputData
Imports TUGraz.VectoCommon.Models
Imports TUGraz.VectoCommon.Utils
Imports TUGraz.VectoCore.InputData.FileIO.JSON
Imports TUGraz.VectoCore.InputData.Impl
Imports TUGraz.VectoCore.InputData.Reader
Imports TUGraz.VectoCore.Models.Declaration
Imports TUGraz.VectoCore.Models.SimulationComponent.Data
Imports TUGraz.VectoCore.Models.SimulationComponent.Data.Engine
Imports TUGraz.VectoCore.Models.SimulationComponent.Data.Gearbox
Imports TUGraz.VectoCore.OutputData.FileIO
Imports TUGraz.VectoCore.OutputData.XML
Imports TUGraz.VectoCore.Utils

''' <summary>
''' Gearbox Editor
''' </summary>
''' <remarks></remarks>
Public Class GearboxForm
	Private Enum GearboxTbl
		GearNr = 0
		'TorqueConverter = 1
		Ratio = 1
		LossMapEfficiency = 2
		ShiftPolygons = 3
		MaxTorque = 4
		MaxSpeed = 5
	End Enum

	Private _gbxFile As String = ""
	Public AutoSendTo As Boolean = False
	Public JobDir As String = ""
	Private _gearDialog As GearboxGearDialog

	Private _changed As Boolean = False

	'Before closing Editor: Check if file was changed and ask to save.
	Private Sub F_GBX_FormClosing(sender As Object, e As FormClosingEventArgs) Handles Me.FormClosing
		If e.CloseReason <> CloseReason.ApplicationExitCall And e.CloseReason <> CloseReason.WindowsShutDown Then
			e.Cancel = ChangeCheckCancel()
		End If
	End Sub

	'Initialise.
	Private Sub F_GBX_Load(sender As Object, e As EventArgs) Handles Me.Load

		_gearDialog = New GearboxGearDialog

		PnInertiaTI.Enabled = Not Cfg.DeclMode
		GrGearShift.Enabled = Not Cfg.DeclMode
		'ChTCon.Enabled = Not Cfg.DeclMode

		CbGStype.Items.Clear()
		CbGStype.ValueMember = "Value"
		CbGStype.DisplayMember = "Label"

		If (Cfg.DeclMode) Then
			CbGStype.DataSource = [Enum].GetValues(GetType(GearboxType)) _
				.Cast(Of GearboxType)() _
				.Where(Function(type) type.ManualTransmission() OrElse type = GearboxType.ATSerial) _
				.Select(Function(type) New With {Key .Value = type, .Label = type.GetLabel()}).ToList()
		Else
			CbGStype.DataSource = [Enum].GetValues(GetType(GearboxType)) _
				.Cast(Of GearboxType)() _
				.Where(Function(type) type.ManualTransmission() OrElse type.AutomaticTransmission()) _
				.Select(Function(type) New With {Key .Value = type, .Label = type.GetLabel()}).ToList()
		End If
		DeclInit()

		_changed = False
		NewGbx()
	End Sub

	'Set generic values for Declaration mode.
	Private Sub DeclInit()
		Dim gbxType As GearboxType
		Dim lv0 As ListViewItem

		If Not Cfg.DeclMode Then Exit Sub

		TBI_getr.Text = DeclarationData.Gearbox.Inertia.ToGUIFormat()	'cDeclaration.GbInertia

		gbxType = CType(CbGStype.SelectedValue, GearboxType)	'CType(Me.CbGStype.SelectedIndex, tGearbox)

		TbTracInt.Text = gbxType.TractionInterruption().ToGUIFormat()
		TbMinTimeBetweenShifts.Text = DeclarationData.Gearbox.MinTimeBetweenGearshifts.ToGUIFormat()
		'cDeclaration.MinTimeBetweenGearshift(GStype)

		TbTqResv.Text = (DeclarationData.Gearbox.TorqueReserve * 100).ToGUIFormat()											  ' cDeclaration.TqResv
		TbTqResvStart.Text = (DeclarationData.Gearbox.TorqueReserveStart * 100).ToGUIFormat() 'cDeclaration.TqResvStart
		TbStartSpeed.Text = DeclarationData.Gearbox.StartSpeed.ToGUIFormat()	'cDeclaration.StartSpeed
		TbStartAcc.Text = DeclarationData.Gearbox.StartAcceleration.ToGUIFormat()	' cDeclaration.StartAcc

		tbUpshiftMinAcceleration.Text = DeclarationData.Gearbox.UpshiftMinAcceleration.ToGUIFormat()
		tbTCCUpshiftMinAcceleration.Text = ""
		tbTCLUpshiftMinAcceleration.Text = ""

		tbDownshiftAfterUpshift.Text = DeclarationData.Gearbox.DownshiftAfterUpshiftDelay.ToGUIFormat()
		tbUpshiftAfterDownshift.Text = DeclarationData.Gearbox.UpshiftAfterDownshiftDelay.ToGUIFormat()

		'ChTCon.Checked = GStype.AutomaticTransmission()
		For Each lv0 In LvGears.Items
			lv0.SubItems(GearboxTbl.ShiftPolygons).Text = ""
		Next
	End Sub

#Region "Toolbar"

	Private Sub ToolStripBtNew_Click(sender As Object, e As EventArgs) Handles ToolStripBtNew.Click
		NewGbx()
	End Sub

	Private Sub ToolStripBtOpen_Click(sender As Object, e As EventArgs) Handles ToolStripBtOpen.Click
		If GearboxFileBrowser.OpenDialog(_gbxFile) Then
			Try
				OpenGbx(GearboxFileBrowser.Files(0), VehicleCategory.RigidTruck)
			Catch ex As Exception
				MsgBox("Failed to open Gearbox File: " + ex.Message)
			End Try
		End If
	End Sub

	Private Sub ToolStripBtSave_Click(sender As Object, e As EventArgs) Handles ToolStripBtSave.Click
		SaveOrSaveAs(False)
	End Sub

	Private Sub ToolStripBtSaveAs_Click(sender As Object, e As EventArgs) Handles ToolStripBtSaveAs.Click
		SaveOrSaveAs(True)
	End Sub

	Private Sub ToolStripBtSendTo_Click(sender As Object, e As EventArgs) Handles ToolStripBtSendTo.Click

		If ChangeCheckCancel() Then Exit Sub

		If _gbxFile = "" Then
			If MsgBox("Save file now?", MsgBoxStyle.YesNo) = MsgBoxResult.Yes Then
				If Not SaveOrSaveAs(True) Then Exit Sub
			Else
				Exit Sub
			End If
		End If

		If Not VectoJobForm.Visible Then
			JobDir = ""
			VectoJobForm.Show()
			VectoJobForm.VectoNew()
		Else
			VectoJobForm.WindowState = FormWindowState.Normal
		End If

		VectoJobForm.TbGBX.Text = GetFilenameWithoutDirectory(_gbxFile, JobDir)
	End Sub

	'Help
	Private Sub ToolStripButton1_Click(sender As Object, e As EventArgs) Handles ToolStripButton1.Click
		If File.Exists(Path.Combine(MyAppPath,"User Manual\help.html")) Then
			Dim defaultBrowserPath As String = BrowserUtils.GetDefaultBrowserPath()
			Process.Start(defaultBrowserPath,
						String.Format("""file://{0}""", Path.Combine(MyAppPath,"User Manual\help.html#gearbox-editor")))
		Else
			MsgBox("User Manual not found!", MsgBoxStyle.Critical)
		End If
	End Sub

#End Region

	'New file
	Private Sub NewGbx()
		'Dim lvi As ListViewItem

		If ChangeCheckCancel() Then Exit Sub

		'CbGStype.SelectedIndex = 0

		TbName.Text = ""
		TbTracInt.Text = ""
		TBI_getr.Text = ""

		LvGears.Items.Clear()

		LvGears.Items.Add(CreateListviewItem("Axle", 1, "1", "", "", ""))

		'Me.ChSkipGears.Checked = False         'set by CbGStype.SelectedIndexChanged
		'Me.ChShiftInside.Checked = False       'set by CbGStype.SelectedIndexChanged
		TbTqResv.Text = (DeclarationData.Gearbox.TorqueReserve * 100).ToGUIFormat()
		TbMinTimeBetweenShifts.Text = DeclarationData.Gearbox.MinTimeBetweenGearshifts.ToGUIFormat()
		TbTqResvStart.Text = (DeclarationData.Gearbox.TorqueReserveStart * 100).ToGUIFormat()
		TbStartSpeed.Text = DeclarationData.Gearbox.StartSpeed.ToGUIFormat() ' in m/s!
		TbStartAcc.Text = DeclarationData.Gearbox.StartAcceleration.ToGUIFormat()

		tbUpshiftMinAcceleration.Text = DeclarationData.Gearbox.UpshiftMinAcceleration.ToGUIFormat()
		tbTCLUpshiftMinAcceleration.Text = ""
		tbTCCUpshiftMinAcceleration.Text = ""

		tbDownshiftAfterUpshift.Text = DeclarationData.Gearbox.DownshiftAfterUpshiftDelay.ToGUIFormat()
		tbUpshiftAfterDownshift.Text = DeclarationData.Gearbox.UpshiftAfterDownshiftDelay.ToGUIFormat()

		'ChTCon.Checked = False				'set by CbGStype.SelectedIndexChanged
		TbTCfile.Text = ""
		TbTCrefrpm.Text = ""
		TbTCinertia.Text = ""

		DeclInit()

		_gbxFile = ""
		Text = "GBX Editor"
		LbStatus.Text = ""


		_changed = False
		Try
			UpdatePic()
		Catch
		End Try
	End Sub

	'Open file
	Public Sub OpenGbx(file As String, vehicleCategory As VehicleCategory)

		If ChangeCheckCancel() Then Exit Sub

		Dim inputData As IEngineeringInputDataProvider = TryCast(JSONInputDataFactory.ReadComponentData(file), 
																IEngineeringInputDataProvider)
		Dim vehicle As IVehicleEngineeringInputData = inputData.JobInputData.Vehicle
		Dim gearbox As IGearboxEngineeringInputData = vehicle.GearboxInputData
		Dim axlegear As IAxleGearInputData = vehicle.AxleGearInputData

		_vehicleCategory = vehicleCategory

		If Cfg.DeclMode <> gearbox.SavedInDeclarationMode Then
			Select Case WrongMode()
				Case 1
					Close()
					MainForm.RbDecl.Checked = Not MainForm.RbDecl.Checked
					MainForm.OpenVectoFile(file)
				Case -1
					Exit Sub
			End Select
		End If

		Dim basePath As String = Path.GetDirectoryName(file)
		TbName.Text = gearbox.Model
		TbTracInt.Text = gearbox.TractionInterruption.ToGUIFormat()
		TBI_getr.Text = gearbox.Inertia.ToGUIFormat()

		LvGears.Items.Clear()

		Dim lossmap As String = ""
		Try
			lossmap = If(axlegear.LossMap Is Nothing, axlegear.Efficiency.ToGUIFormat(),
						GetRelativePath(axlegear.LossMap.Source, basePath))
		Catch ex As Exception
		End Try

		LvGears.Items.Add(CreateListviewItem("Axle", axlegear.Ratio, lossmap, "", "", ""))

		For Each gear As ITransmissionInputData In gearbox.Gears
			lossmap = ""
			Try
				lossmap = If(gear.LossMap Is Nothing, gear.Efficiency.ToGUIFormat(), GetRelativePath(gear.LossMap.Source, basePath))
			Catch ex As Exception

			End Try
			LvGears.Items.Add(CreateListviewItem(gear.Gear.ToString("00"), gear.Ratio,
												lossmap,
												If(gear.ShiftPolygon Is Nothing, "", GetRelativePath(gear.ShiftPolygon.Source, basePath)),
												If(gear.MaxTorque Is Nothing, "", gear.MaxTorque.ToGUIFormat()),
												If(gear.MaxInputSpeed Is Nothing, "", gear.MaxInputSpeed.AsRPM.ToGUIFormat())))
		Next

		TbTqResv.Text = (gearbox.TorqueReserve * 100).ToGUIFormat()
		TbMinTimeBetweenShifts.Text = gearbox.MinTimeBetweenGearshift.ToGUIFormat()
		TbTqResvStart.Text = (gearbox.StartTorqueReserve * 100).ToGUIFormat()
		TbStartSpeed.Text = gearbox.StartSpeed.ToGUIFormat()
		TbStartAcc.Text = gearbox.StartAcceleration.ToGUIFormat()

		Dim torqueConverter As ITorqueConverterEngineeringInputData = gearbox.TorqueConverter
		If torqueConverter Is Nothing OrElse gearbox.Type.ManualTransmission() Then
			TbTCfile.Text = ""
			TbTCrefrpm.Text = ""
			TbTCinertia.Text = ""
			TBTCShiftPolygon.Text = ""
			tbTCmaxSpeed.Text = ""
			tbTCLUpshiftMinAcceleration.Text = ""
			tbTCCUpshiftMinAcceleration.Text = ""

		Else
			TbTCfile.Text = If(torqueConverter.TCData Is Nothing, "", GetRelativePath(torqueConverter.TCData.Source, basePath))
			TbTCrefrpm.Text = If(torqueConverter.ReferenceRPM Is Nothing, "", torqueConverter.ReferenceRPM.AsRPM.ToGUIFormat())
			TbTCinertia.Text = If(torqueConverter.Inertia Is Nothing, "", torqueConverter.Inertia.ToGUIFormat())
			TBTCShiftPolygon.Text =
				If(torqueConverter.ShiftPolygon Is Nothing, "", GetRelativePath(torqueConverter.ShiftPolygon.Source, basePath))
			tbTCmaxSpeed.Text =
				If(torqueConverter.MaxInputSpeed Is Nothing, "", torqueConverter.MaxInputSpeed.AsRPM.ToGUIFormat())
			tbTCLUpshiftMinAcceleration.Text = torqueConverter.CLUpshiftMinAcceleration.ToGUIFormat()
			tbTCCUpshiftMinAcceleration.Text = torqueConverter.CCUpshiftMinAcceleration.ToGUIFormat()
		End If

		tbUpshiftMinAcceleration.Text = gearbox.UpshiftMinAcceleration.ToGUIFormat()
		tbDownshiftAfterUpshift.Text = gearbox.DownshiftAfterUpshiftDelay.ToGUIFormat()
		tbUpshiftAfterDownshift.Text = gearbox.UpshiftAfterDownshiftDelay.ToGUIFormat()

		tbATShiftTime.Text = gearbox.PowershiftShiftTime.ToGUIFormat()

		CbGStype.SelectedValue = gearbox.Type


		DeclInit()


		GearboxFileBrowser.UpdateHistory(file)
		Text = GetFilenameWithoutPath(file, True)
		LbStatus.Text = ""
		UpdateGearboxInfoText()
		_gbxFile = file
		Activate()

		_changed = False
		Try
			UpdatePic()
		Catch
		End Try
	End Sub

	Private Function CreateListviewItem(gear As String, ratio As Double, getrMap As String,
										shiftPolygon As String, maxTorque As String, maxSpeed As String) As ListViewItem
		Dim retVal As ListViewItem = New ListViewItem(gear)
		'retVal.SubItems.Add(tc)
		retVal.SubItems.Add(ratio.ToGUIFormat())
		retVal.SubItems.Add(getrMap)
		retVal.SubItems.Add(shiftPolygon)
		retVal.SubItems.Add(maxTorque)
		retVal.SubItems.Add(maxSpeed)
		Return retVal
	End Function

	'Save or Save As function = true if file is saved
	Private Function SaveOrSaveAs(saveAs As Boolean) As Boolean
		If _gbxFile = "" Or saveAs Then
			If GearboxFileBrowser.SaveDialog(_gbxFile) Then
				_gbxFile = GearboxFileBrowser.Files(0)
			Else
				Return False
			End If
		End If
		Return SaveGbx(_gbxFile)
	End Function

	'Save file
	Private Function SaveGbx(file As String) As Boolean

		Dim gearbox As Gearbox = FillGearboxData(file)


		If Not gearbox.SaveFile Then
			MsgBox("Cannot safe to " & file, MsgBoxStyle.Critical)
			Return False
		End If

		If AutoSendTo Then
			If VectoJobForm.Visible Then
				If UCase(FileRepl(VectoJobForm.TbGBX.Text, JobDir)) <> UCase(file) Then _
					VectoJobForm.TbGBX.Text = GetFilenameWithoutDirectory(file, JobDir)
				VectoJobForm.UpdatePic()
			End If
		End If

		GearboxFileBrowser.UpdateHistory(file)
		Text = GetFilenameWithoutPath(file, True)
		LbStatus.Text = ""

		_changed = False

		Return True
	End Function

	Private Function FillGearboxData(file As String) As Gearbox
		Dim gearbox As Gearbox
		Dim i As Integer

		gearbox = New Gearbox
		gearbox.FilePath = file

		gearbox.ModelName = TbName.Text
		If Trim(gearbox.ModelName) = "" Then gearbox.ModelName = "Undefined"

		gearbox.TracIntrSi = TbTracInt.Text.ToDouble(0)
		gearbox.GbxInertia = TBI_getr.Text.ToDouble(0)

		For i = 0 To LvGears.Items.Count - 1
			'GBX0.IsTCgear.Add(Me.LvGears.Items(i).SubItems(GearboxTbl.TorqueConverter).Text = "on" And i > 0)
			gearbox.GearRatios.Add(LvGears.Items(i).SubItems(GearboxTbl.Ratio).Text.ToDouble(0))
			gearbox.GearLossmaps.Add(New SubPath)
			gearbox.GearLossMap(i) = LvGears.Items(i).SubItems(GearboxTbl.LossMapEfficiency).Text
			gearbox.GearshiftFiles.Add(New SubPath)
			gearbox.ShiftPolygonFile(i) = LvGears.Items(i).SubItems(GearboxTbl.ShiftPolygons).Text
			'GBX0.FldFiles.Add(New cSubPath)
			'GBX0.FldFile(i) = Me.LvGears.Items(i).SubItems(GearboxTbl.MaxTorque).Text
			gearbox.MaxTorque.Add(LvGears.Items(i).SubItems(GearboxTbl.MaxTorque).Text)
			gearbox.MaxSpeed.Add(LvGears.Items(i).SubItems(GearboxTbl.MaxSpeed).Text)
		Next

		gearbox.TorqueResv = TbTqResv.Text.ToDouble(0)
		gearbox.ShiftTime = TbMinTimeBetweenShifts.Text.ToDouble(0)
		gearbox.TorqueResvStart = TbTqResvStart.Text.ToDouble(0)
		gearbox.StartSpeed = TbStartSpeed.Text.ToDouble(0)
		gearbox.StartAcc = TbStartAcc.Text.ToDouble(0)

		gearbox.Type = CType(CbGStype.SelectedValue, GearboxType)

		gearbox.Type.AutomaticTransmission()
		gearbox.TorqueConverterFile = TbTCfile.Text
		gearbox.TorqueConverterReferenceRpm = TbTCrefrpm.Text.ToDouble(0)
		gearbox.TorqueConverterInertia = TbTCinertia.Text.ToDouble(0)
		gearbox.TorqueConverterShiftPolygonFile = TBTCShiftPolygon.Text
		gearbox.TorqueConverterMaxSpeed = tbTCmaxSpeed.Text.ToDouble(0)

		gearbox.DownshiftAfterUpshift = tbDownshiftAfterUpshift.Text.ToDouble(0)
		gearbox.UpshiftAfterDownshift = tbUpshiftAfterDownshift.Text.ToDouble(0)

		gearbox.UpshiftMinAcceleration = tbUpshiftMinAcceleration.Text.ToDouble(0)
		gearbox.TCLUpshiftMinAcceleration = tbTCLUpshiftMinAcceleration.Text.ToDouble(0)
		gearbox.TCCUpshiftMinAcceleration = tbTCCUpshiftMinAcceleration.Text.ToDouble(0)

		gearbox.PSShiftTime = tbATShiftTime.Text.ToDouble(0)
		Return gearbox
	End Function

#Region "Change Events"

	'Change Status ändern |@@| Change Status change
	Private Sub Change()
		If Not _changed Then
			LbStatus.Text = "Unsaved changes in current file"
			_changed = True
		End If
	End Sub

	' "Save changes ?" ...liefert True wenn User Vorgang abbricht |@@| Save changes? "... Returns True if user aborts
	Private Function ChangeCheckCancel() As Boolean

		If _changed Then
			Select Case MsgBox("Save changes ?", MsgBoxStyle.YesNoCancel)
				Case MsgBoxResult.Yes
					Return Not SaveOrSaveAs(False)
				Case MsgBoxResult.Cancel
					Return True
				Case Else 'MsgBoxResult.No
					_changed = False
					Return False
			End Select

		Else

			Return False

		End If
	End Function

	Private Sub TbName_TextChanged(sender As Object, e As EventArgs) _
		Handles TbName.TextChanged, TBI_getr.TextChanged, TbTracInt.TextChanged, TbTqResv.TextChanged,
				TbMinTimeBetweenShifts.TextChanged, TbTqResvStart.TextChanged, TbStartSpeed.TextChanged, TbStartAcc.TextChanged,
				TbTCfile.TextChanged,
				tbTCCUpshiftMinAcceleration.TextChanged, tbTCLUpshiftMinAcceleration.TextChanged
		Change()
	End Sub

#End Region

	'Save and close
	Private Sub ButOK_Click(sender As Object, e As EventArgs) Handles ButOK.Click
		If SaveOrSaveAs(False) Then Close()
	End Sub

	'Cancel
	Private Sub ButCancel_Click(sender As Object, e As EventArgs) Handles ButCancel.Click
		Close()
	End Sub

	'Enable/Disable settings for specific transmission types
	Private Sub CbGStype_SelectedIndexChanged(sender As Object, e As EventArgs) _
		Handles CbGStype.SelectedIndexChanged
		Dim gStype As GearboxType = CType(CbGStype.SelectedValue, GearboxType)

		Change()

		'ChTCon.Enabled = (GStype.AutomaticTransmission())
		gbTC.Enabled = gStype.AutomaticTransmission()
		pnTcEngineering.Enabled = Not Cfg.DeclMode AndAlso gStype.AutomaticTransmission()
		gbTCAccMin.Enabled = Not Cfg.DeclMode AndAlso gStype.AutomaticTransmission()
		gbPowershiftLosses.Enabled = Not Cfg.DeclMode AndAlso gStype.AutomaticTransmission()
		TbStartAcc.Enabled = Not gStype.AutomaticTransmission()
		TbStartSpeed.Enabled = Not gStype.AutomaticTransmission()
		TbTqResv.Enabled = Not gStype.AutomaticTransmission()
		GroupBox2.Enabled = Not gStype.AutomaticTransmission()
		TBI_getr.Enabled = Not gStype.AutomaticTransmission()
		TbTracInt.Enabled = Not gStype.AutomaticTransmission()
		tbDownshiftAfterUpshift.Enabled = Not gStype.AutomaticTransmission()
		tbUpshiftAfterDownshift.Enabled = Not gStype.AutomaticTransmission()
		UpdateGearboxInfoText()
	End Sub

	Private Sub UpdateGearboxInfoText()
		Dim gStype As GearboxType = CType(CbGStype.SelectedValue, GearboxType)

		Dim text As String = ""
		If (gStype = GearboxType.ATSerial) Then
			If LvGears.Items.Count > 2 Then
				Dim ratio1 As Double = LvGears.Items.Item(1).SubItems(GearboxTbl.Ratio).Text.ToDouble(0)
				Dim ratio2 As Double = LvGears.Items.Item(2).SubItems(GearboxTbl.Ratio).Text.ToDouble(0)

				If ratio1 / ratio2 >= DeclarationData.Gearbox.TorqueConverterSecondGearThreshold(_vehicleCategory) Then
					text = "Torque converter is used in 1st and 2nd gear"
				Else
					text = "Torque converter is used in 1st gear only"
				End If
			End If
		End If
		lblGbxInfo.Text = text
	End Sub


	Private Sub LvGears_SelectedIndexChanged(sender As Object, e As EventArgs) _
		Handles LvGears.SelectedIndexChanged
		Try
			UpdatePic()
			btExportVGBS.Enabled = True
		Catch
			btExportVGBS.Enabled = False
		End Try
	End Sub

#Region "Gears"

	'Gear-DoubleClick
	Private Sub LvGears_MouseDoubleClick(ByVal sender As Object, ByVal e As MouseEventArgs) _
		Handles LvGears.MouseDoubleClick
		EditGear()
	End Sub

	'Gear-KeyDown
	Private Sub LvGears_KeyDown(sender As Object, e As KeyEventArgs) Handles LvGears.KeyDown
		Select Case e.KeyCode
			Case Keys.Delete, Keys.Back
				RemoveGear(False)
			Case Keys.Enter
				EditGear()
		End Select
	End Sub

	'Remove Gear Button
	Private Sub BtClearGear_Click(sender As Object, e As EventArgs) Handles BtRemGear.Click
		RemoveGear(False)
	End Sub

	'Add Gear button
	Private Sub BtAddGear_Click(sender As Object, e As EventArgs) Handles BtAddGear.Click
		AddGear()
		LvGears.Items(LvGears.Items.Count - 1).Selected = True
		EditGear()
	End Sub

	'Edit Gear
	Private Sub EditGear()

		Do

			'GearDia.ChIsTCgear.Enabled = (Me.ChTCon.Checked And Me.LvGears.SelectedIndices(0) > 0)
			_gearDialog.GearboxType = CType(CbGStype.SelectedValue, GearboxType)
			_gearDialog.PnShiftPoly.Enabled = (Not Cfg.DeclMode And LvGears.SelectedIndices(0) > 0)
			_gearDialog.PnFld.Enabled = (LvGears.SelectedIndices(0) > 0)
			_gearDialog.GbxPath = GetPath(_gbxFile)
			_gearDialog.TbGear.Text = LvGears.SelectedItems(0).SubItems(GearboxTbl.GearNr).Text
			_gearDialog.TbRatio.Text = LvGears.SelectedItems(0).SubItems(GearboxTbl.Ratio).Text
			_gearDialog.TbMapPath.Text = LvGears.SelectedItems(0).SubItems(GearboxTbl.LossMapEfficiency).Text
			If LvGears.SelectedIndices(0) > 0 Then
				_gearDialog.TbShiftPolyFile.Text = LvGears.SelectedItems(0).SubItems(GearboxTbl.ShiftPolygons).Text
				_gearDialog.TbMaxTorque.Text = LvGears.SelectedItems(0).SubItems(GearboxTbl.MaxTorque).Text
				_gearDialog.tbMaxSpeed.Text = LvGears.SelectedItems(0).SubItems(GearboxTbl.MaxSpeed).Text
			Else
				_gearDialog.TbShiftPolyFile.Text = ""
				_gearDialog.TbMaxTorque.Text = ""
				_gearDialog.tbMaxSpeed.Text = ""
			End If

			If LvGears.SelectedItems(0).Index = 0 Then
				_gearDialog.BtPrevious.Enabled = False
			Else
				_gearDialog.BtPrevious.Enabled = True
			End If

			If _gearDialog.ShowDialog = DialogResult.OK Then
				'Me.LvGears.SelectedItems(0).SubItems(GearboxTbl.TorqueConverter).Text = "-"
				LvGears.SelectedItems(0).SubItems(GearboxTbl.Ratio).Text = _gearDialog.TbRatio.Text
				LvGears.SelectedItems(0).SubItems(GearboxTbl.LossMapEfficiency).Text = _gearDialog.TbMapPath.Text
				LvGears.SelectedItems(0).SubItems(GearboxTbl.ShiftPolygons).Text = _gearDialog.TbShiftPolyFile.Text
				LvGears.SelectedItems(0).SubItems(GearboxTbl.MaxTorque).Text = _gearDialog.TbMaxTorque.Text
				LvGears.SelectedItems(0).SubItems(GearboxTbl.MaxSpeed).Text = _gearDialog.tbMaxSpeed.Text

				UpdateGearboxInfoText()
				Try
					UpdatePic()
				Catch
				End Try

				Change()

			Else

				If LvGears.SelectedItems(0).SubItems(GearboxTbl.Ratio).Text = "" Then RemoveGear(True)

			End If

			If _gearDialog.NextGear Then
				If LvGears.Items.Count - 1 = LvGears.SelectedIndices(0) Then AddGear()

				LvGears.Items(LvGears.SelectedIndices(0) + 1).Selected = True
			End If

			If _gearDialog.PreviousGear AndAlso LvGears.SelectedIndices(0) > 0 Then
				LvGears.Items(LvGears.SelectedIndices(0) - 1).Selected = True
			End If

		Loop Until Not (_gearDialog.NextGear OrElse _gearDialog.PreviousGear)
	End Sub

	'Add Gear
	Private Sub AddGear()
		Dim lvi As ListViewItem

		lvi = CreateListviewItem(LvGears.Items.Count.ToString("00"), 1, "", "", "", "")

		LvGears.Items.Add(lvi)

		lvi.EnsureVisible()
		UpdateGearboxInfoText()
		LvGears.Focus()

		'Change() => NO! Change() is already handled by EditGear
	End Sub

	'Remove Gear
	Private Sub RemoveGear(noChange As Boolean)
		Dim i0 As Integer
		Dim i As Integer
		Dim lv0 As ListViewItem

		If LvGears.Items.Count < 2 Then Exit Sub

		If LvGears.SelectedItems.Count = 0 Then LvGears.Items(LvGears.Items.Count - 1).Selected = True

		i0 = LvGears.SelectedItems(0).Index

		If i0 = 0 Then Exit Sub 'Must not remove axle

		LvGears.SelectedItems(0).Remove()

		i = 0
		For Each lv0 In LvGears.Items
			If lv0.SubItems(GearboxTbl.GearNr).Text = "Axle" Then Continue For
			i += 1
			lv0.SubItems(GearboxTbl.GearNr).Text = i.ToString("00")
		Next

		If i0 < LvGears.Items.Count Then
			LvGears.Items(i0).Selected = True
			LvGears.Items(i0).EnsureVisible()
		End If
		UpdateGearboxInfoText()
		LvGears.Focus()
		Try
			UpdatePic()
		Catch
		End Try

		If Not noChange Then Change()
	End Sub


#End Region


#Region "Open File Context Menu"

	Private _contextMenuFiles As String()
	Private _vehicleCategory As VehicleCategory

	Private Sub OpenFiles(ParamArray files() As String)

		If files.Length = 0 Then Exit Sub

		_contextMenuFiles = files

		OpenWithToolStripMenuItem.Text = "Open with " & Cfg.OpenCmdName

		CmOpenFile.Show(Windows.Forms.Cursor.Position)
	End Sub

	Private Sub OpenWithToolStripMenuItem_Click(sender As Object, e As EventArgs) _
		Handles OpenWithToolStripMenuItem.Click
		If Not FileOpenAlt(_contextMenuFiles(0)) Then MsgBox("Failed to open file!")
	End Sub

	Private Sub ShowInFolderToolStripMenuItem_Click(sender As Object, e As EventArgs) _
		Handles ShowInFolderToolStripMenuItem.Click
		If File.Exists(_contextMenuFiles(0)) Then
			Try
				Process.Start("explorer", "/select,""" & _contextMenuFiles(0) & "")
			Catch ex As Exception
				MsgBox("Failed to open file!")
			End Try
		Else
			MsgBox("File not found!")
		End If
	End Sub

#End Region


	Private Sub UpdatePic()

		Dim path As String

		Dim chart As Chart
		Dim s As Series
		Dim a As ChartArea
		Dim img As Bitmap
		Dim gear As Integer
		'Dim fullLoadCurve As EngineFullLoadCurve = Nothing
		'Dim shiftOk As Boolean


		PicBox.Image = Nothing

		Dim shiftPolygon As ShiftPolygon = Nothing
		'Dim engineFld As FullLoadCurve

		If LvGears.Items.Count <= 1 Then Exit Sub

		Try
			If LvGears.SelectedItems.Count > 0 AndAlso LvGears.SelectedIndices(0) > 0 Then
				path = FileRepl(LvGears.SelectedItems(0).SubItems(GearboxTbl.ShiftPolygons).Text, GetPath(_gbxFile))
				gear = LvGears.SelectedIndices(0)
			Else
				path = FileRepl(LvGears.Items(1).SubItems(GearboxTbl.ShiftPolygons).Text, GetPath(_gbxFile))
				gear = 1
			End If

			If File.Exists(path) Then shiftPolygon = ShiftPolygonReader.ReadFromFile(path)

		Catch ex As Exception

		End Try

		chart = New Chart
		chart.Width = PicBox.Width
		chart.Height = PicBox.Height

		a = New ChartArea

		'Shiftpolygons from file

		If Not shiftPolygon Is Nothing Then
			s = New Series
			s.Points.DataBindXY(shiftPolygon.Upshift.Select(Function(x) x.AngularSpeed.AsRPM).ToArray(),
								shiftPolygon.Upshift.Select(Function(x) x.Torque.Value()).ToArray())
			s.ChartType = SeriesChartType.FastLine
			s.BorderWidth = 2
			s.Color = Color.DarkRed
			s.Name = "Upshift curve"
			chart.Series.Add(s)

			s = New Series
			s.Points.DataBindXY(shiftPolygon.Downshift.Select(Function(x) x.AngularSpeed.AsRPM).ToArray(),
								shiftPolygon.Downshift.Select(Function(x) x.Torque.Value()).ToArray())
			s.ChartType = SeriesChartType.FastLine
			s.BorderWidth = 2
			s.Color = Color.DarkRed
			s.Name = "Downshift curve"
			chart.Series.Add(s)
		End If

		'Dim vectoJob As VectoJob = New VectoJob() With {.FilePath = VectoJobForm.VECTOfile}
		'Dim vectoOk As Boolean = vectoJob.ReadFile()
		Dim jobFile As String = VectoJobForm.VectoFile
		If Not jobFile Is Nothing AndAlso File.Exists(jobFile) Then

			Dim inputData As IEngineeringInputDataProvider = TryCast(JSONInputDataFactory.ReadJsonJob(jobFile), 
																	IEngineeringInputDataProvider)
			If (inputData Is Nothing) Then
				Exit Sub
			End If
			Dim vehicle As IVehicleEngineeringInputData = inputData.JobInputData.Vehicle
			'inputData = TryCast(JSONInputDataFactory.ReadComponentData(vectoJob.PathEng(False)), IEngineeringInputDataProvider)
			Dim engine As IEngineEngineeringInputData = inputData.JobInputData.Vehicle.EngineInputData
			Dim engineFld As EngineFullLoadCurve = FullLoadCurveReader.Create(engine.FullLoadCurve)


			s = New Series
			s.Points.DataBindXY(engineFld.FullLoadEntries.Select(Function(x) x.EngineSpeed.AsRPM).ToArray(),
								engineFld.FullLoadEntries.Select(Function(x) x.TorqueFullLoad.Value()).ToArray())
			s.ChartType = SeriesChartType.FastLine
			s.BorderWidth = 2
			s.Color = Color.DarkBlue
			s.Name = "Full load"
			chart.Series.Add(s)

			If VectoJobForm.Visible AndAlso engine.IdleSpeed > 0 Then
				'If FLD0.Init(VectoJobForm.n_idle) Then

				'Dim fullLoadCurve As FullLoadCurve = ConvertToFullLoadCurve(FLD0.LnU, FLD0.LTq)
				Dim gears As IList(Of ITransmissionInputData) = ConvertToGears(LvGears.Items)
				Dim shiftLines As ShiftPolygon = GetShiftLines(engine.IdleSpeed, engineFld, vehicle, gears, gear)
				If (Not IsNothing(shiftLines)) Then


					s = New Series

					's.Points.DataBindXY(Shiftpoly.gs_nUup, Shiftpoly.gs_TqUp)
					s.Points.DataBindXY(
						shiftLines.Upshift.Select(Function(pt) pt.AngularSpeed.AsRPM).
											ToArray(),
						shiftLines.Upshift.Select(Function(pt) pt.Torque.Value()).ToArray())
					s.ChartType = SeriesChartType.FastLine
					s.BorderWidth = 2
					s.Color = Color.DarkRed
					s.BorderDashStyle = ChartDashStyle.Dash
					s.Name = "Upshift curve (generic)"
					chart.Series.Add(s)

					s = New Series
					's.Points.DataBindXY(Shiftpoly.gs_nUdown, Shiftpoly.gs_TqDown)
					s.Points.DataBindXY(
						shiftLines.Downshift.Select(Function(pt) pt.AngularSpeed.AsRPM) _
											.ToArray(),
						shiftLines.Downshift.Select(Function(pt) pt.Torque.Value()).ToArray())
					s.ChartType = SeriesChartType.FastLine
					s.BorderWidth = 2
					s.Color = Color.DarkRed
					s.BorderDashStyle = ChartDashStyle.Dash
					s.Name = "Downshift curve (generic)"
					chart.Series.Add(s)
				End If
				'End If
			End If
		End If

		a.Name = "main"

		a.AxisX.Title = "engine speed [1/min]"
		a.AxisX.TitleFont = New Font("Helvetica", 10)
		a.AxisX.LabelStyle.Font = New Font("Helvetica", 8)
		a.AxisX.LabelAutoFitStyle = LabelAutoFitStyles.None
		a.AxisX.MajorGrid.LineDashStyle = ChartDashStyle.Dot

		a.AxisY.Title = "engine torque [Nm]"
		a.AxisY.TitleFont = New Font("Helvetica", 10)
		a.AxisY.LabelStyle.Font = New Font("Helvetica", 8)
		a.AxisY.LabelAutoFitStyle = LabelAutoFitStyles.None
		a.AxisY.MajorGrid.LineDashStyle = ChartDashStyle.Dot

		a.AxisX.Minimum = 300
		a.BorderDashStyle = ChartDashStyle.Solid
		a.BorderWidth = 1

		a.BackColor = Color.GhostWhite

		chart.ChartAreas.Add(a)

		chart.Titles.Add("Gear " & gear & " shift polygons")
		chart.Titles(0).Font = New Font("Helvetica", 12)

		chart.Update()

		img = New Bitmap(chart.Width, chart.Height, PixelFormat.Format32bppArgb)
		chart.DrawToBitmap(img, New Rectangle(0, 0, PicBox.Width, PicBox.Height))

		PicBox.Image = img
	End Sub


	Private Function GetShiftLines(ByVal idleSpeed As PerSecond, engineFullLoadCurve As EngineFullLoadCurve,
									vehicle As IVehicleEngineeringInputData, gears As IList(Of ITransmissionInputData), ByVal gear As Integer) _
		As ShiftPolygon
		Dim maxTqStr As String = LvGears.Items(gear).SubItems(GearboxTbl.MaxTorque).Text
		Dim engine As CombustionEngineData = ConvertToEngineData(engineFullLoadCurve, idleSpeed, gear,
																If(String.IsNullOrWhiteSpace(maxTqStr), Nothing, maxTqStr.ToDouble(0).SI(Of NewtonMeter)))
		If gears.Count <= 1 Then
			Return Nothing
		End If
		Dim rDyn As Meter = vehicle.DynamicTyreRadius
		If rDyn.IsEqual(0) Then
			If (vehicle.Axles.Count < 2) Then
				Return Nothing
			End If
			rdyn = vehicle.Axles.Where(Function(axle)  axle.AxleType = AxleType.VehicleDriven) _
				.Select(Function(da) DeclarationData.Wheels.Lookup(da.Tyre.Dimension).DynamicTyreRadius) _
				.Average()
		End If
		If (rDyn.IsEqual(0)) Then
			Return Nothing
		End If
		Dim shiftLines As ShiftPolygon = DeclarationData.Gearbox.ComputeShiftPolygon(
			CType(CbGStype.SelectedValue, GearboxType), gear - 1,
			engine.FullLoadCurves(CType(gear, UInteger)), gears, engine,
			Double.Parse(LvGears.Items(0).SubItems(GearboxTbl.Ratio).Text, CultureInfo.InvariantCulture),
			(rDyn))
		Return shiftLines
	End Function

	Private Function ConvertToGears(gbx As ListView.ListViewItemCollection) As IList(Of ITransmissionInputData)
		Dim retVal As List(Of ITransmissionInputData) = New List(Of ITransmissionInputData)
		Dim value As Double

		For i As Integer = 1 To gbx.Count - 1
			If _
				gbx(i).SubItems(GearboxTbl.Ratio).Text <> "" AndAlso Double.TryParse(gbx(i).SubItems(GearboxTbl.Ratio).Text, value) _
				Then
				Dim maxSpeed As PerSecond =
						If _
						(String.IsNullOrWhiteSpace(gbx(i).SubItems(GearboxTbl.MaxSpeed).Text), Nothing,
						gbx(i).SubItems(GearboxTbl.MaxSpeed).Text.ToDouble().RPMtoRad())
				retVal.Add(
					New TransmissionInputData() _
							With {.Ratio = value, .MaxInputSpeed = maxSpeed})

			End If
		Next
		Return retVal
	End Function


#Region "Torque Converter"


	'Browse TC file
	Private Sub BtTCfileBrowse_Click(sender As Object, e As EventArgs) Handles BtTCfileBrowse.Click
		If TorqueConverterFileBrowser.OpenDialog(FileRepl(TbTCfile.Text, GetPath(_gbxFile))) Then
			TbTCfile.Text = GetFilenameWithoutDirectory(TorqueConverterFileBrowser.Files(0), GetPath(_gbxFile))
		End If
	End Sub

	'Open TC file
	Private Sub BtTCfileOpen_Click(sender As Object, e As EventArgs) Handles BtTCfileOpen.Click
		OpenFiles(FileRepl(TbTCfile.Text, GetPath(_gbxFile)))
	End Sub


#End Region

	Private Sub GroupBox1_Enter(sender As Object, e As EventArgs) Handles GroupBox1.Enter
	End Sub

	Public Sub New()

		' Dieser Aufruf ist für den Designer erforderlich.
		InitializeComponent()

		' Fügen Sie Initialisierungen nach dem InitializeComponent()-Aufruf hinzu.
	End Sub

	Private Sub BtTCShiftFileBrowse_Click(sender As Object, e As EventArgs) Handles BtTCShiftFileBrowse.Click
		If TorqueConverterShiftPolygonFileBrowser.OpenDialog(FileRepl(TBTCShiftPolygon.Text, GetPath(_gbxFile))) Then
			TBTCShiftPolygon.Text = GetFilenameWithoutDirectory(TorqueConverterShiftPolygonFileBrowser.Files(0),
																GetPath(_gbxFile))
		End If
	End Sub

	Private Sub btnExportXML_Click(sender As Object, e As EventArgs) Handles btnExportXML.Click
		If Not Cfg.DeclMode Then
			MsgBox("XML Export is only supported in Declaration Mode")
			Exit Sub
		End If
		If Not FolderFileBrowser.OpenDialog("") Then
			Exit Sub
		End If
		Dim filePath As String = FolderFileBrowser.Files(0)

		Dim data As Gearbox = FillGearboxData(_gbxFile)
		If (Cfg.DeclMode) Then
			Dim export As XDocument = New XMLDeclarationWriter(data.Manufacturer).GenerateVectoComponent(data, data)
			export.Save(Path.Combine(filePath, data.ModelName + ".xml"))