58:
Tic Tac Toe Game

PROCEDURE OnClick(oGauge)
	/*Left = Me.Layers(l).Left*/
	/*Top = Me.Layers(l).Top*/
	/*Width = Me.Layers(l).Width*/
	/*Height = Me.Layers(l).Height*/
	LOCAL oPicture
	LOCAL oLayer
	LOCAL oLayers
	LOCAL l
	l := oGauge:LayerFromPoint(-1,-1)
	oLayers := oGauge:Layers()
		oLayer := oLayers:Add(oGauge:Layers():Count())
			oPicture := oLayer:Background():Picture()
				oPicture:Left := "8"
				oPicture:Width := "width - 2 * 8"
				oPicture:Top := "8"
				oPicture:Height := "height - 2 * 8"
				oPicture:Name := oGauge:FormatABC("A mod 2 = 0 ? `x` : `o`",oGauge:Layers():Count())
			oLayer:Transparency := 0
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1,oLayer2,oLayer3,oLayer4,oLayer5,oLayer6,oLayer7,oLayer8

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Click := {|| OnClick(oGauge)} /*Occurs when the user presses and then releases the left mouse button over the control.*/

		oGauge:BeginUpdate()
		oGauge:VisualAppearance():Add(1,"gBFLBCJwBAEHhEJAAEhABS0IQAAYAQGKIYBkAKBQAGaAoDDcMQ5QwAAyDGKEEwsACEIrjKCRShyCYZRhGcTALD8EhhECTZKkAZAEiWIovRbHMBzFIMYRFFCcIRGSaYDiCNovTRNE7TfBMIhkGoSaKpCIRVDCSYJUzTc6wS79KgAASiJjjao6ZhaSpSABRYiyXRlHSxLiuYyoGTrJACEQxDhEEIjGLAazLMadJItCzabqGbJ8Ro6cQwTAIgI=")
		oGauge:SetProperty("DefaultLayer",18/*exDefLayerWidth*/,"width/3")
		oGauge:SetProperty("DefaultLayer",19/*exDefLayerHeight*/,"height/3")
		oGauge:SetProperty("HTMLPicture","x","C:\Program Files\Exontrol\ExGauge\Sample\Design\Pictures\x.png")
		oGauge:SetProperty("HTMLPicture","o","C:\Program Files\Exontrol\ExGauge\Sample\Design\Pictures\o.png")
		oGauge:LayerAutoSize := -1
		oGauge:Layers():Count := 9
		oLayer := oGauge:Layers:Item(0)
			oLayer:Background():Color():SetProperty("Value",0x1000000)
		oLayer1 := oGauge:Layers:Item(1)
			oLayer1:Left := " width/3 - 4"
			oLayer1:Background():Color():SetProperty("Value",0x1000000)
		oLayer2 := oGauge:Layers:Item(2)
			oLayer2:Left := "2 * (width/3 - 4) - 4"
			oLayer2:Background():Color():SetProperty("Value",0x1000000)
		oLayer3 := oGauge:Layers:Item(3)
			oLayer3:Top := "height/3 - 4"
			oLayer3:Background():Color():SetProperty("Value",0x1000000)
		oLayer4 := oGauge:Layers:Item(4)
			oLayer4:Top := "height/3 - 4"
			oLayer4:Left := " width/3 - 4"
			oLayer4:Background():Color():SetProperty("Value",0x1000000)
		oLayer5 := oGauge:Layers:Item(5)
			oLayer5:Top := "height/3 - 4"
			oLayer5:Left := "2 * (width/3 - 4) - 4"
			oLayer5:Background():Color():SetProperty("Value",0x1000000)
		oLayer6 := oGauge:Layers:Item(6)
			oLayer6:Top := "2 * (height/3 - 4) "
			oLayer6:Background():Color():SetProperty("Value",0x1000000)
		oLayer7 := oGauge:Layers:Item(7)
			oLayer7:Top := "2 * (height/3 - 4) "
			oLayer7:Left := " width/3 - 4"
			oLayer7:Background():Color():SetProperty("Value",0x1000000)
		oLayer8 := oGauge:Layers:Item(8)
			oLayer8:Top := "2 * (height/3 - 4) "
			oLayer8:Left := "2 * (width/3 - 4) - 4"
			oLayer8:Background():Color():SetProperty("Value",0x1000000)
		oGauge:SetProperty("DefaultLayer",22/*exDefLayerTransparency*/,99)
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
57:
What's the difference Rotate vs Rotamove

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 227*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oForeground,oForeground1
	LOCAL oPicture,oPicture1
	LOCAL oLayer,oLayer1,oLayer2
	LOCAL oLayers

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oGauge:AllowSmoothChange := 0/*exSmoothChangeless*/
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Linear\Button with LEDs"
		oLayers := oGauge:Layers()
			oLayer := oLayers:Add("base")
			oLayer1 := oLayers:Add("rotate")
				oLayer1:ToolTip := Transform(oLayer1:Key(),"")
				oPicture := oLayer1:Background():Picture()
					oPicture:Name := "Example Button Up.png"
					oPicture:Left := "width/2"
					oPicture:Top := "height/2"
					oPicture:Width := Transform(128,"")
					oPicture:Height := Transform(64,"")
				oForeground := oLayer1:Foreground()
					oForeground:SetProperty("Caption",0/*exLayerCaption*/,"<font ;14><sha ;;0>Rotate")
					oForeground:SetProperty("Caption",4/*exLayerCaptionLeft*/,"width/2 + 32")
					oForeground:SetProperty("Caption",5/*exLayerCaptionTop*/,"height/2 + 16")
				oLayer1:SetProperty("Brightness",1/*exRedChannel*/,100)
				oLayer1:OnDrag := 2/*exDoRotate*/
				oLayer1:RotateAngle := 45
			oLayer2 := oLayers:Add("rotamove")
				oLayer2:ToolTip := Transform(oLayer2:Key(),"")
				oPicture1 := oLayer2:Background():Picture()
					oPicture1:Name := "Example Button Up.png"
					oPicture1:Left := "width/2"
					oPicture1:Top := "height/2"
					oPicture1:Width := Transform(128,"")
					oPicture1:Height := Transform(64,"")
				oForeground1 := oLayer2:Foreground()
					oForeground1:SetProperty("Caption",0/*exLayerCaption*/,"<font ;14><sha ;;0>Rotamove")
					oForeground1:SetProperty("Caption",4/*exLayerCaptionLeft*/,"width/2 + 24")
					oForeground1:SetProperty("Caption",5/*exLayerCaptionTop*/,"height/2 + 16")
				oLayer2:SetProperty("Brightness",2/*exGreenChannel*/,100)
				oLayer2:RotateAngle := 45
				oLayer2:Transparency := 25
				oLayer2:OnDrag := 3/*exDoRotamove*/

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
56:
How do I display a tooltip, when cursor hovers the layer

PROCEDURE OnMouseIn(oGauge,Layer)
	oGauge:Layers:Item(9):ToolTip := Transform(oGauge:FormatABC("`The current value is: <br><c><b>` + ((100 - A) format ``)",oGauge:Value()),"")
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:MouseIn := {|Layer| OnMouseIn(oGauge,Layer)} /*Notifies that the cursor enters the layer.*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 10
		oLayer := oGauge:Layers:Item(9)
			oLayer:DefaultRotateAngle := -126
			oLayer:OnDrag := 3/*exDoRotamove*/
			oLayer:RotateAngleToValue := "100 - value / 360 * 100"
			oLayer:ValueToRotateAngle := "(value)/100 * 360"
		oGauge:Layers:Item(3):Visible := .F.
		oGauge:Layers:Item(4):Visible := .F.
		oGauge:Layers:Item(9):Value := 25
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
55:
I've noticed that the OnDrag can move the layer itself, but how about moving the clipping region

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Layers(DragInfo.Layer).Clip.Ellipse*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClipEllipse
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/

		oGauge:BeginUpdate()
		oGauge:SetProperty("BackColor",AutomationTranslateColor( GraMakeRGBColor  ( { 217,217,217 } )  , .F. ))
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Guage"
		oLayer := oGauge:Layers():Add("background")
			oLayer:Background():Picture():Name := "Guage_Background.png"
			oClipEllipse := oLayer:Clip():Ellipse()
				oClipEllipse:RadiusX := "width/3"
				oClipEllipse:RadiusY := "height/3"
		oGauge:Layers():Add("needle"):Background():Picture():Name := "Guage_Needle.png"
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
54:
How do I show a portion of layer with a different color (sample 2)

PROCEDURE OnChange(oGauge,Layer)
	LOCAL oLayer
	oGauge:Layers:Item("Color"):Clip():Value := oGauge:Layers:Item("Thumb"):RotateAngle()
	oLayer := oGauge:Layers:Item("Color")
		oLayer:SetProperty("Brightness",3/*exBlueChannel*/,oLayer:RotateAngle())
	oGauge:Layers:Item("Thumb"):SetProperty("Brightness",3/*exBlueChannel*/,oGauge:Layers:Item("Color"):RotateAngle())
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClipEllipse
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob 1"
		oGauge:PicturesName := "`Layer` + int(value  + 1) + `.png`"
		oGauge:Layers():Count := 5
		oGauge:Layers:Item(1):Visible := .F.
		oLayer := oGauge:Layers:Item(4)
			oLayer:Key := "Thumb"
			oLayer:DefaultRotateAngle := -141
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:SetProperty("Brightness",0/*exAllChannels*/,0)
			oLayer:SetProperty("Brightness",1/*exRedChannel*/,100)
		oLayer1 := oGauge:Layers():Add("Color")
			oLayer1:OnDrag := 2/*exDoRotate*/
			oLayer1:Position := 3
			oLayer1:SetProperty("Brightness",0/*exAllChannels*/,0)
			oLayer1:SetProperty("Brightness",1/*exRedChannel*/,100)
			oLayer1:Background():Picture():Name := "Layer3.png"
			oLayer1:Clip():Pie():SweepAngle := "value"
			oClipEllipse := oLayer1:Clip():Ellipse()
				oClipEllipse:RadiusX := "150"
				oClipEllipse:RadiusY := "150"
				oClipEllipse:InverseClip := .T.
		oGauge:Layers:Item("Thumb"):RotateAngle := 135
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
53:
How do I show a portion of layer with a different color (sample 1)

PROCEDURE OnChange(oGauge,Layer)
	LOCAL oLayer
	oGauge:Layers:Item("Color"):Clip():Value := oGauge:Layers:Item("Thumb"):RotateAngle()
	oLayer := oGauge:Layers:Item("Color")
		oLayer:SetProperty("Brightness",3/*exBlueChannel*/,oLayer:RotateAngle())
	oGauge:Layers:Item("Thumb"):SetProperty("Brightness",3/*exBlueChannel*/,oGauge:Layers:Item("Color"):RotateAngle())
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob 1"
		oGauge:PicturesName := "`Layer` + int(value  + 1) + `.png`"
		oGauge:Layers():Count := 5
		oGauge:Layers:Item(1):Visible := .F.
		oLayer := oGauge:Layers:Item(4)
			oLayer:Key := "Thumb"
			oLayer:DefaultRotateAngle := -141
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:SetProperty("Brightness",0/*exAllChannels*/,0)
			oLayer:SetProperty("Brightness",2/*exGreenChannel*/,100)
		oLayer1 := oGauge:Layers():Add("Color")
			oLayer1:OnDrag := 2/*exDoRotate*/
			oLayer1:Position := 3
			oLayer1:SetProperty("Brightness",0/*exAllChannels*/,0)
			oLayer1:SetProperty("Brightness",2/*exGreenChannel*/,100)
			oLayer1:Background():Picture():Name := "Layer3.png"
			oLayer1:Clip():Pie():SweepAngle := "value"
		oGauge:Layers:Item("Thumb"):RotateAngle := 135
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
52:
How can I display / clip a picture with no transparency

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClipPicture
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob 1"
		oLayer := oGauge:Layers():Add("default")
			oLayer:OnDrag := 1/*exDoMove*/
			oLayer:Background():Picture():Name := "Layer2.png"
			oLayer:DefaultOffsetY := -164
		oLayer1 := oGauge:Layers():Add("notransparency")
			oLayer1:OnDrag := 1/*exDoMove*/
			oLayer1:Background():Picture():Name := "Layer2.png"
			oClipPicture := oLayer1:Clip():Picture()
				oClipPicture:Name := oGauge:Layers:Item("notransparency"):Background():Picture():Name()
				oClipPicture:AlphaTo := "128"
			oLayer1:Grayscale := .T.
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
51:
How can I resize all layers

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob 2"
		oGauge:PicturesName := "`Layer` + int(value  + 1) + `.png`"
		oGauge:Layers():Count := 5
		oLayer := oGauge:Layers():Add("autosize")
			oLayer:Visible := .F.
			oLayer:Width := Transform(164,"")
			oLayer:Height := Transform(128,"")
		oGauge:LayerAutoSize := oGauge:Layers:Item("autosize"):Index()
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
50:
How can I start moving any layer when user clicks it

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*Layers(DragInfo.Layer).OnDrag = 1*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + int(value  + 1) + `.png`"
		oGauge:Layers():Count := 11

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
49:
How can I prevent dragging the layers when user right click it
PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*Cancel = Me.FormatABC("A=2",DragInfo.Button)*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + int(value  + 1) + `.png`"
		oGauge:Layers():Count := 11
		oGauge:Layers:Item(0):OnDrag := 1/*exDoMove*/

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
48:
Is your control DPI-Aware

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:SetProperty("DefaultLayer",185/*exDefLayerRotateType*/,2)
		oGauge:Layers():Count := 11
		oGauge:Layers:Item(3):Grayscale := .T.
		oGauge:Layers:Item(4):Grayscale := .T.
		oLayer := oGauge:Layers:Item(10)
			oLayer:Width := "128 * dpix"
			oLayer:Height := "128 * dpiy"
		oGauge:Layers:Item(9):OnDrag := 2/*exDoRotate*/
		oGauge:LayerAutoSize := 10

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
47:
Is it possible to make the control transparent, I would like to put the control on a form, then make the form transparent so the control appears on the desktop with just the images contained in the layers visible

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 10
		oLayer := oGauge:Layers:Item(9)
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:OnDrag := 2/*exDoRotate*/
		oGauge:AllowMoveOnClick := .T.
		oGauge:LayerUpdate := 2/*exLayerUpdateScreen*/

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
46:
How can I show the layers on perspective

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 10
		oGauge:Debug := 1/*exDebugLayers*/

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
45:
Is it possible to resize all layers after they are loaded (method 2)

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:SetProperty("DefaultLayer",185/*exDefLayerRotateType*/,2)
		oGauge:Layers():Count := 11
		oGauge:Layers:Item(3):Grayscale := .T.
		oGauge:Layers:Item(4):Grayscale := .T.
		oGauge:Layers:Item(9):OnDrag := 2/*exDoRotate*/
		oLayer := oGauge:Layers:Item(10)
			oLayer:Width := Transform(128,"")
			oLayer:Height := Transform(128,"")
		oGauge:LayerAutoSize := 10

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
44:
Is it possible to resize all layers after they are loaded (method 1)

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:SetProperty("DefaultLayer",185/*exDefLayerRotateType*/,2)
		oGauge:Layers():Count := 10
		oGauge:Layers:Item(3):Grayscale := .T.
		oGauge:Layers:Item(4):Grayscale := .T.
		oGauge:LayerAutoSize := -1

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
43:
Is it possible to load images for different layers from different folders

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 12
		oGauge:Layers:Item(0):Background():Picture():Name := "\..\Clock\vista_clock.png"
		oGauge:Layers:Item(9):Background():Picture():Name := "\..\Knob 2\Layer3.png"
		oGauge:Layers:Item(10):Background():Picture():Name := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Led\Speed\noBack.png"
		oLayer := oGauge:Layers:Item(11)
			oLayer:DefaultOffsetX := 64
			oLayer:DefaultOffsetY := -36
			oPicture := oLayer:Background():Picture()
				oPicture:Name := "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" +;
		"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" +;
		"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" +;
		"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" +;
		"ABEEYVY0yI1SCKE4IgrghBgEEQEA="
				oPicture:Width := Transform(64,"")
				oPicture:Height := Transform(64,"")

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
42:
How can I specify whether an object can be selected or not

PROCEDURE OnMouseMove(oGauge,Button,Shift,X,Y)
	DevOut( Transform(oGauge:LayerFromPoint(-1,-1),"") )
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oForeground,oForeground1
	LOCAL oPicture,oPicture1
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:MouseMove := {|Button,Shift,X,Y| OnMouseMove(oGauge,Button,Shift,X,Y)} /*Occurs when the user moves the mouse.*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 12
		oLayer := oGauge:Layers:Item(10)
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:OnDrag := 2/*exDoRotate*/
			oPicture := oLayer:Background():ExtraPicture("extra1")
				oPicture:Name := "Layer1.png"
				oPicture:Left := "32"
				oPicture:Top := "32"
				oPicture:Width := Transform(64,"")
				oPicture:Height := Transform(64,"")
			oForeground := oLayer:Foreground()
				oForeground:SetProperty("Caption",0/*exLayerCaption*/,"<sha ;;0>selectable")
				oForeground:SetProperty("Caption",4/*exLayerCaptionLeft*/,38)
				oForeground:SetProperty("Caption",5/*exLayerCaptionTop*/,-5)
		oLayer1 := oGauge:Layers:Item(11)
			oPicture1 := oLayer1:Background():ExtraPicture("extra2")
				oPicture1:Name := "Layer1.png"
				oPicture1:Left := "width-64"
				oPicture1:Top := "height-84 - 32"
				oPicture1:Width := Transform(64,"")
				oPicture1:Height := Transform(64,"")
				oPicture1:Selectable := .F.
			oLayer1:SetProperty("Brightness",0/*exAllChannels*/,25)
			oForeground1 := oLayer1:Foreground()
				oForeground1:SetProperty("Caption",0/*exLayerCaption*/,"<sha ;;0>not selectable")
				oForeground1:SetProperty("Caption",3/*exLayerCaptionAnchor*/,8)
				oForeground1:SetProperty("Caption",5/*exLayerCaptionTop*/,"height-theight/4")
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
41:
How do I get the layer/object/picture from the cursor
PROCEDURE OnMouseMove(oGauge,Button,Shift,X,Y)
	DevOut( Transform(oGauge:LayerFromPoint(-1,-1),"") )
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:MouseMove := {|Button,Shift,X,Y| OnMouseMove(oGauge,Button,Shift,X,Y)} /*Occurs when the user moves the mouse.*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 10
		oLayer := oGauge:Layers:Item(9)
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:OnDrag := 2/*exDoRotate*/

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
40:
How can I display a speedometer

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Layers:Item("arc"):Clip():Value := oGauge:Value()
	oGauge:Layers:Item("noDigit"):Background():ExtraPicture("80"):Name := oGauge:FormatABC("`no` + int((value MIN 0 MAX 99)/10) + `.png`",oGauge:Value())
	oGauge:Layers:Item("noDigit"):Background():ExtraPicture("08"):Name := oGauge:FormatABC("`no` + int((value MIN 0 MAX 99) mod 10) + `.png`",oGauge:Value())
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("value + B",oGauge:Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClipPie,oClipPie1
	LOCAL oPicture,oPicture1,oPicture2,oPicture3
	LOCAL oLayer,oLayer1,oLayer2,oLayer3,oLayer4,oLayer5

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:BeginUpdate()
		oGauge:SetProperty("BackColor",AutomationTranslateColor( GraMakeRGBColor  ( { 40,40,40 } )  , .F. ))
		oGauge:AllowSmoothChange := 0/*exSmoothChangeless*/
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Led\Speed"
		oGauge:Layers():Count := 6
		oLayer := oGauge:Layers:Item(0)
			oLayer:Key := "arcBack"
			oLayer:Background():Picture():Name := "noArcBack.png"
			oClipPie := oLayer:Clip():Pie()
				oClipPie:StartAngle := Transform(240,"")
				oClipPie:SweepAngle := Transform(240,"")
		oLayer1 := oGauge:Layers:Item(1)
			oLayer1:Key := "arc"
			oLayer1:Background():Picture():Name := "noArc.png"
			oClipPie1 := oLayer1:Clip():Pie()
				oClipPie1:StartAngle := Transform(240,"")
				oClipPie1:SweepAngle := "value/100 * 240"
		oLayer2 := oGauge:Layers:Item(2)
			oLayer2:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer2:Key := "pointer"
			oLayer2:Background():Picture():Name := "noLine.png"
			oLayer2:DefaultRotateAngle := 240
			oLayer2:RotateAngleToValue := "value/240 * 100"
			oLayer2:ValueToRotateAngle := "value / 100 * 240"
			oLayer2:RotateAngleValid := "value > 240 ? (value > 300 ? 0 : 240) : value"
			oLayer2:OnDrag := 2/*exDoRotate*/
		oLayer3 := oGauge:Layers:Item(3)
			oLayer3:Key := "noBack"
			oLayer3:Left := "(width - 55 * 2)/2"
			oLayer3:Top := "(height - 94 * 1)/2"
			oLayer3:Width := "2 * 45 + 8"
			oLayer3:Height := "1 * 94"
			oLayer3:Transparency := 90
			oPicture := oLayer3:Background():ExtraPicture("80")
				oPicture:Name := "noBack.png"
				oPicture:Left := "-4"
				oPicture:Width := "70"
			oPicture1 := oLayer3:Background():ExtraPicture("08")
				oPicture1:Name := "noBack.png"
				oPicture1:Left := "36"
				oPicture1:Width := Transform(70,"")
		oLayer4 := oGauge:Layers:Item(4)
			oLayer4:Key := "noDigit"
			oLayer4:Left := "(width - 55 * 2)/2"
			oLayer4:Top := "(height - 94 * 1)/2"
			oLayer4:Width := "2 * 45 + 8"
			oLayer4:Height := "1 * 94"
			oPicture2 := oLayer4:Background():ExtraPicture("80")
				oPicture2:Name := "no1.png"
				oPicture2:Left := "-4"
				oPicture2:Width := "70"
			oPicture3 := oLayer4:Background():ExtraPicture("08")
				oPicture3:Name := "no2.png"
				oPicture3:Left := "36"
				oPicture3:Width := Transform(70,"")
		oLayer5 := oGauge:Layers:Item(5)
			oLayer5:Key := "noCap"
			oLayer5:Background():Picture():Name := "noCap.png"
			oLayer5:Transparency := 45
		oGauge:Layers:Item("pointer"):Position := oGauge:Layers:Item("noCap"):Position()
		oGauge:LayerOfValue := oGauge:Layers:Item("pointer"):Index()
		oGauge:Value := 56
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
39:
How can I display LED-numbers

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Value := oGauge:FormatABC("value MIN 0 MAX 99",:Value())
	oGauge:Layers:Item("noDigit"):Background():ExtraPicture("80"):Name := oGauge:FormatABC("`no` + int((value MIN 0 MAX 99)/10) + `.png`",oGauge:Value())
	oGauge:Layers:Item("noDigit"):Background():ExtraPicture("08"):Name := oGauge:FormatABC("`no` + int((value MIN 0 MAX 99) mod 10) + `.png`",oGauge:Value())
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("value + B",oGauge:Layers:Item("noDigit"):Value(),Delta)
RETURN

PROCEDURE OnTimer(oGauge,TickCount)
	oGauge:Value := oGauge:FormatABC("value = 99 ? 0 : ( value  + B )",oGauge:Value(),1)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture,oPicture1,oPicture2,oPicture3
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/
		oGauge:Timer := {|TickCount| OnTimer(oGauge,TickCount)} /*Occurs when the interval elapses.*/

		oGauge:BeginUpdate()
		oGauge:AllowSmoothChange := 0/*exSmoothChangeless*/
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Led\Speed"
		oGauge:Layers():Count := 3
		oLayer := oGauge:Layers:Item(1)
			oLayer:Key := "noBack"
			oLayer:Left := "(width - 55 * 2)/2"
			oLayer:Top := "(height - 94 * 1)/2"
			oLayer:Width := "2 * 45 + 8"
			oLayer:Height := "1 * 94"
			oLayer:Transparency := 90
			oPicture := oLayer:Background():ExtraPicture("80")
				oPicture:Name := "noBack.png"
				oPicture:Left := "-4"
				oPicture:Width := "70"
			oPicture1 := oLayer:Background():ExtraPicture("08")
				oPicture1:Name := "noBack.png"
				oPicture1:Left := "36"
				oPicture1:Width := Transform(70,"")
		oLayer1 := oGauge:Layers:Item(2)
			oLayer1:Key := "noDigit"
			oLayer1:Left := "(width - 55 * 2)/2"
			oLayer1:Top := "(height - 94 * 1)/2"
			oLayer1:Width := "2 * 45 + 8"
			oLayer1:Height := "1 * 94"
			oPicture2 := oLayer1:Background():ExtraPicture("80")
				oPicture2:Name := "no1.png"
				oPicture2:Left := "-4"
				oPicture2:Width := "70"
			oPicture3 := oLayer1:Background():ExtraPicture("08")
				oPicture3:Name := "no2.png"
				oPicture3:Left := "36"
				oPicture3:Width := Transform(70,"")
		oGauge:LayerOfValue := oGauge:Layers:Item("noDigit"):Index()
		oGauge:Value := 73
		oGauge:TimerInterval := 100
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
38:
How can I display a simple knob, to fit the control's client area

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob 1"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:LayerAutoSize := -1
		oGauge:SetProperty("DefaultLayer",18/*exDefLayerWidth*/,"width MAX height")
		oGauge:SetProperty("DefaultLayer",19/*exDefLayerHeight*/,"width MAX height")
		oGauge:Layers():Count := 5
		oLayer := oGauge:Layers:Item(4)
			oLayer:OnDrag := 3/*exDoRotamove*/
			oLayer:DefaultRotateAngle := -142

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
37:
How can I display a switch

PROCEDURE OnClick(oGauge)
	oGauge:Value := oGauge:FormatABC("(value + 1) mod 2",:Value())
RETURN

PROCEDURE OnDragEnd(oGauge,DragInfo,Cancel)
	oGauge:Value := oGauge:FormatABC("(value < 24 ? 0 : 1)",oGauge:Layers:Item("knob"):OffsetX())
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)

RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("value > 0 ? 1 : 0",Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture,oPicture1,oPicture2
	LOCAL oLayer,oLayer1,oLayer2

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Click := {|| OnClick(oGauge)} /*Occurs when the user presses and then releases the left mouse button over the control.*/
		oGauge:DragEnd := {|DragInfo,Cancel| OnDragEnd(oGauge,DragInfo,Cancel)} /*Occurs once the user ends dragging a layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Linear\Switch"
		oGauge:Layers():Count := 4
		oGauge:Layers:Item(0):Background():Picture():Name := "background.png"
		oLayer := oGauge:Layers:Item(1)
			oPicture := oLayer:Background():Picture()
				oPicture:Name := "Indicator_ON.png"
				oPicture:DisplayAs := 16/*MiddleLeft*/
			oLayer:OffsetXValid := Transform(48,"")
			oLayer:OffsetYValid := Transform(0,"")
		oLayer1 := oGauge:Layers:Item(2)
			oPicture1 := oLayer1:Background():Picture()
				oPicture1:Name := "Indicator_OFF.png"
				oPicture1:DisplayAs := 18/*MiddleRight*/
			oLayer1:OffsetXValid := Transform(-12,"")
			oLayer1:OffsetYValid := Transform(0,"")
		oLayer2 := oGauge:Layers:Item(3)
			oLayer2:OnDrag := 1/*exDoMove*/
			oLayer2:Key := "knob"
			oPicture2 := oLayer2:Background():Picture()
				oPicture2:Name := "knob.png"
				oPicture2:DisplayAs := 17/*MiddleCenter*/
			oLayer2:DefaultOffsetY := "9"
			oLayer2:DefaultOffsetX := "-5"
			oLayer2:OffsetYValid := "0"
			oLayer2:ValueToOffsetX := "value = 0 ? 0 : 48"
			oLayer2:OffsetToValue := "value = 0 ? 0 : 1"
			oLayer2:OffsetXValid := "(value MIN 0 MAX 48)"
		oGauge:LayerOfValue := oGauge:Layers:Item("knob"):Index()
		oGauge:Value := 1

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
36:
How can I colorize the layer

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("` Value: <b>` + (value format ``)",oGauge:Layers:Item(4):Value()))
RETURN

PROCEDURE OnClick(oGauge)
	LOCAL oObject
	oObject := oGauge:Layers:Item(oGauge:LayerFromPoint(-1,-1))
RETURN

PROCEDURE OnMouseIn(oGauge,Layer)
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(Layer)
		oLayer:SetProperty("Brightness",1/*exRedChannel*/,100)
		oLayer:SetProperty("Brightness",2/*exGreenChannel*/,0)
		oLayer:SetProperty("Brightness",3/*exBlueChannel*/,0)
RETURN

PROCEDURE OnMouseOut(oGauge,Layer)
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(Layer)
		oLayer:SetProperty("Brightness",1/*exRedChannel*/,oGauge:DefaultLayer(128/*exDefLayerBrightness*/))
		oLayer:SetProperty("Brightness",2/*exGreenChannel*/,oGauge:DefaultLayer(128/*exDefLayerBrightness*/))
		oLayer:SetProperty("Brightness",3/*exBlueChannel*/,oGauge:DefaultLayer(128/*exDefLayerBrightness*/))
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("A - B",:Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:Click := {|| OnClick(oGauge)} /*Occurs when the user presses and then releases the left mouse button over the control.*/
		oGauge:MouseIn := {|Layer| OnMouseIn(oGauge,Layer)} /*Notifies that the cursor enters the layer.*/
		oGauge:MouseOut := {|Layer| OnMouseOut(oGauge,Layer)} /*Notifies that the cursor exits the layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:BeginUpdate()
		oGauge:SetProperty("DefaultLayer",128/*exDefLayerBrightness*/,51)
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob 2"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 6
		oLayer := oGauge:Layers:Item(0)
			oLayer:RotateCenterX := "lwidth/2-3"
			oLayer:RotateCenterY := "lheight/2+23"
		oLayer1 := oGauge:Layers:Item(4)
			oLayer1:DefaultRotateAngle := -132
			oLayer1:OnDrag := 3/*exDoRotamove*/
			oLayer1:RotateAngleValid := "value < 0 ? 0  : (value > 236 ? (value > 300 ? 0 : 236 ) : value)"
			oLayer1:ValueToRotateAngle := "value < 20 ? (value /20 * 86) : (value - 20) / (90-20) * (236-86) + 86"
			oLayer1:RotateAngleToValue := "value < 86 ? value / 86 * 20: ( 20 + ( value -86 ) / (236-86) * 70 )"
		oGauge:Value := 45
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
35:
How can I imitate the rotating angle on an unequal scale

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("` Value: <b>` + (value format ``)",oGauge:Layers:Item(4):Value()))
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("A - B",:Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob 2"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 6
		oLayer := oGauge:Layers:Item(0)
			oLayer:RotateCenterX := "lwidth/2-3"
			oLayer:RotateCenterY := "lheight/2+23"
		oLayer1 := oGauge:Layers:Item(4)
			oLayer1:DefaultRotateAngle := -132
			oLayer1:OnDrag := 3/*exDoRotamove*/
			oLayer1:RotateAngleValid := "value < 0 ? 0  : (value > 236 ? (value > 300 ? 0 : 236 ) : value)"
			oLayer1:ValueToRotateAngle := "value < 20 ? (value /20 * 86) : (value - 20) / (90-20) * (236-86) + 86"
			oLayer1:RotateAngleToValue := "value < 86 ? value / 86 * 20: ( 20 + ( value -86 ) / (236-86) * 70 )"
		oGauge:Value := 45
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
34:
How can I rotate more knobs at once

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("` Value: <b>` + (value format ``)",oGauge:Layers:Item(4):Value()))
	oGauge:Layers:Item(2):RotateAngle := oGauge:Layers:Item(4):RotateAngle()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(4):RotateAngle := oGauge:FormatABC("A - B",oGauge:Layers:Item(4):RotateAngle(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob 1"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 5
		oLayer := oGauge:Layers:Item(4)
			oLayer:OnDrag := 3/*exDoRotamove*/
			oLayer:DefaultRotateAngle := -142
		oLayer1 := oGauge:Layers:Item(2)
			oLayer1:OnDrag := 2/*exDoRotate*/
			oLayer1:RotateType := 2/*exRotateBilinearInterpolation*/

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
33:
How can I clip one layer while other is rotating

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("` Value: <b>` + (value format ``)",oGauge:Layers:Item(9):Value()))
	oGauge:SetProperty("ExtraCaption","RotateAngle",0/*exLayerCaption*/,oGauge:FormatABC("` RotateAngle: <b>` + ( A format `` ) + ``",oGauge:Layers:Item(9):RotateAngle()))
	oGauge:SetProperty("ExtraCaption","RotateAngle",5/*exLayerCaptionTop*/,18)
	oGauge:SetProperty("ExtraCaption","RotamoveCenter",0/*exLayerCaption*/,oGauge:FormatABC("` RotamoveCenter: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):RotamoveCenterX(),oGauge:Layers:Item(9):RotamoveCenterY()))
	oGauge:SetProperty("ExtraCaption","RotamoveCenter",5/*exLayerCaptionTop*/,36)
	oGauge:SetProperty("ExtraCaption","RotamoveOffset",0/*exLayerCaption*/,oGauge:FormatABC("` RotamoveOffset: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):RotamoveOffsetX(),oGauge:Layers:Item(9):RotamoveOffsetY()))
	oGauge:SetProperty("ExtraCaption","RotamoveOffset",5/*exLayerCaptionTop*/,54)
	oGauge:SetProperty("ExtraCaption","Offset",0/*exLayerCaption*/,oGauge:FormatABC("` Offset: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):OffsetX(),oGauge:Layers:Item(9):OffsetY()))
	oGauge:SetProperty("ExtraCaption","Offset",5/*exLayerCaptionTop*/,72)
	oGauge:SetProperty("ExtraCaption","Client",0/*exLayerCaption*/,oGauge:FormatABC("`<sha ;;0><font ;12><b>` + ((100 - value) format ``)",oGauge:Value()))
	oGauge:SetProperty("ExtraCaption","Client",4/*exLayerCaptionLeft*/,oGauge:FormatABC("value - 12",:Item(9):LayerToClientX(oGauge:Layers:RotamoveCenterX(),:RotamoveCenterY())))
	oGauge:SetProperty("ExtraCaption","Client",5/*exLayerCaptionTop*/,oGauge:FormatABC("value - 36",:Item(9):LayerToClientY(oGauge:Layers:RotamoveCenterX(),:RotamoveCenterY())))
	oGauge:Layers:Item(3):Clip():Value := oGauge:Layers:Item(9):RotateAngle()
	oGauge:Layers:Item(4):Clip():Value := oGauge:Layers:Item(3):Clip():Value()
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.RotateAngleValid = "value < 0 ? 0 : ( value >= 360 ? 359.999 : value )"*/

RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("100 - value - B",oGauge:Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 11
		oGauge:AllowSmoothChange := 0/*exSmoothChangeless*/
		oLayer := oGauge:Layers:Item(9)
			oLayer:DefaultRotateAngle := -126
			oLayer:OnDrag := 3/*exDoRotamove*/
			oLayer:RotateAngleToValue := "100 - value / 360 * 100"
			oLayer:ValueToRotateAngle := "(value)/100 * 360"
		oGauge:Layers:Item(3):Clip():Pie():SweepAngle := "value"
		oGauge:Layers:Item(4):Clip():Pie():SweepAngle := oGauge:Layers:Item(3):Clip():Pie():SweepAngle()
		oGauge:Layers:Item(9):Value := 25
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
32:
Can I move one or more layers at once

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Layers:Item(3):SetProperty("Brightness",1/*exRedChannel*/,oGauge:FormatABC("100 - value ",oGauge:Value()))
	oGauge:Layers:Item(4):SetProperty("Brightness",1/*exRedChannel*/,oGauge:Layers:Item(3):Brightness(1/*exRedChannel*/))
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("` Value: <b>` + (100 - value format ``)",oGauge:Layers:Item(9):Value()))
	oGauge:SetProperty("ExtraCaption","RotateAngle",0/*exLayerCaption*/,oGauge:FormatABC("` RotateAngle: <b>` + ( A format `` ) + ``",oGauge:Layers:Item(9):RotateAngle()))
	oGauge:SetProperty("ExtraCaption","RotateAngle",5/*exLayerCaptionTop*/,18)
	oGauge:SetProperty("ExtraCaption","RotamoveCenter",0/*exLayerCaption*/,oGauge:FormatABC("` RotamoveCenter: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):RotamoveCenterX(),oGauge:Layers:Item(9):RotamoveCenterY()))
	oGauge:SetProperty("ExtraCaption","RotamoveCenter",5/*exLayerCaptionTop*/,36)
	oGauge:SetProperty("ExtraCaption","RotamoveOffset",0/*exLayerCaption*/,oGauge:FormatABC("` RotamoveOffset: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):RotamoveOffsetX(),oGauge:Layers:Item(9):RotamoveOffsetY()))
	oGauge:SetProperty("ExtraCaption","RotamoveOffset",5/*exLayerCaptionTop*/,54)
	oGauge:SetProperty("ExtraCaption","Offset",0/*exLayerCaption*/,oGauge:FormatABC("` Offset: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):OffsetX(),oGauge:Layers:Item(9):OffsetY()))
	oGauge:SetProperty("ExtraCaption","Offset",5/*exLayerCaptionTop*/,72)
	oGauge:Layers:Item(10):RotateAngle := oGauge:Layers:Item(9):RotateAngle()
RETURN

PROCEDURE OnDblClick(oGauge,Shift,X,Y)
	oGauge:Value := 0
RETURN

PROCEDURE OnDrag(oGauge,DragInfo)
	/*ExtraCaption("Clockwise",0) = FormatABC( "` Clockwise: <b>` + ( value != 0 ? `Yes` : `No`) ", DragInfo.Clockwise )*/
	/*ExtraCaption("Cumulative",0) = FormatABC( "` CumulativeRotateAngle: <b>` + ( value format `` ) + `` ", DragInfo.CumulativeRotateAngle )*/
	DevOut( Transform(DragInfo,"") )
	oGauge:SetProperty("ExtraCaption","Clockwise",5/*exLayerCaptionTop*/,90)
	oGauge:SetProperty("ExtraCaption","Cumulative",5/*exLayerCaptionTop*/,108)
RETURN

PROCEDURE OnDragEnd(oGauge,DragInfo,Cancel)
	oGauge:SetProperty("ExtraCaption","Clockwise",0/*exLayerCaption*/,"")
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug  = 227*/
	/*DragInfo.RotateAngleValid = "value < 0 ? 0 : (value > 360 ? 359.999999 : value)"*/
	oGauge:SetProperty("ExtraCaption","Clockwise",0/*exLayerCaption*/,"")
	oGauge:SetProperty("ExtraCaption","Cumulative",0/*exLayerCaption*/,"")
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("100 - A - B",oGauge:Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1,oLayer2,oLayer3

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DblClick := {|Shift,X,Y| OnDblClick(oGauge,Shift,X,Y)} /*Occurs when the user dblclk the left mouse button over an object.*/
		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragEnd := {|DragInfo,Cancel| OnDragEnd(oGauge,DragInfo,Cancel)} /*Occurs once the user ends dragging a layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:SetProperty("DefaultLayer",185/*exDefLayerRotateType*/,2)
		oGauge:Layers():Count := 11
		oGauge:AllowSmoothChange := 0/*exSmoothChangeless*/
		oLayer := oGauge:Layers:Item(9)
			oLayer:OnDrag := 3/*exDoRotamove*/
			oLayer:DefaultRotateAngle := -126
			oLayer:RotateAngleToValue := "100 - (value ) / 360 * 100"
			oLayer:ValueToRotateAngle := "(value)/100 * 360"
		oLayer1 := oGauge:Layers:Item(10)
			oLayer1:Grayscale := .T.
			oLayer1:Transparency := 25
			oLayer1:DefaultRotateAngle := -69.5
			oLayer1:RotateAngleToValue := "100 - (value ) / 360 * 100"
			oLayer1:ValueToRotateAngle := "(value 1)/100 * 360"
			oLayer1:Background():Picture():Value := "Highlighted_Layer4.png"
		oLayer2 := oGauge:Layers:Item(3)
			oLayer2:SetProperty("Brightness",0/*exAllChannels*/,0)
			oLayer2:SetProperty("Brightness",1/*exRedChannel*/,0)
		oLayer3 := oGauge:Layers:Item(4)
			oLayer3:SetProperty("Brightness",0/*exAllChannels*/,0)
			oLayer3:SetProperty("Brightness",1/*exRedChannel*/,0)
		oGauge:LayerOfValue := 9
		oGauge:Value := 5
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
31:
How can I rotate a knob by moving ( rotamove )

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Layers:Item(3):Transparency := oGauge:Value()
	oGauge:Layers:Item(4):Transparency := oGauge:Value()
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("` Value: <b>` + (100 - value format ``)",oGauge:Layers:Item(9):Value()))
	oGauge:SetProperty("ExtraCaption","RotateAngle",0/*exLayerCaption*/,oGauge:FormatABC("` RotateAngle: <b>` + ( A format `` ) + ``",oGauge:Layers:Item(9):RotateAngle()))
	oGauge:SetProperty("ExtraCaption","RotateAngle",5/*exLayerCaptionTop*/,18)
	oGauge:SetProperty("ExtraCaption","RotamoveCenter",0/*exLayerCaption*/,oGauge:FormatABC("` RotamoveCenter: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):RotamoveCenterX(),oGauge:Layers:Item(9):RotamoveCenterY()))
	oGauge:SetProperty("ExtraCaption","RotamoveCenter",5/*exLayerCaptionTop*/,36)
	oGauge:SetProperty("ExtraCaption","RotamoveOffset",0/*exLayerCaption*/,oGauge:FormatABC("` RotamoveOffset: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):RotamoveOffsetX(),oGauge:Layers:Item(9):RotamoveOffsetY()))
	oGauge:SetProperty("ExtraCaption","RotamoveOffset",5/*exLayerCaptionTop*/,54)
	oGauge:SetProperty("ExtraCaption","Offset",0/*exLayerCaption*/,oGauge:FormatABC("` Offset: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):OffsetX(),oGauge:Layers:Item(9):OffsetY()))
	oGauge:SetProperty("ExtraCaption","Offset",5/*exLayerCaptionTop*/,72)
RETURN

PROCEDURE OnDblClick(oGauge,Shift,X,Y)
	oGauge:Value := 0
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.RotateAngleValid = "value < 0 ? 0 : (value > 360 ? 359.999999 : value)"*/

RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("100 - A - B",oGauge:Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1,oLayer2

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DblClick := {|Shift,X,Y| OnDblClick(oGauge,Shift,X,Y)} /*Occurs when the user dblclk the left mouse button over an object.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 11
		oGauge:AllowSmoothChange := 0/*exSmoothChangeless*/
		oLayer := oGauge:Layers:Item(9)
			oLayer:OnDrag := 3/*exDoRotamove*/
			oLayer:DefaultRotateAngle := -126
			oLayer:RotateAngleToValue := "100 - value / 360 * 100"
			oLayer:ValueToRotateAngle := "(value)/100 * 360"
			oLayer:Background():ExtraPicture("Aka"):Value := "Highlighted_Layer4.png"
		oLayer1 := oGauge:Layers:Item(3)
			oLayer1:SetProperty("Brightness",0/*exAllChannels*/,0)
			oLayer1:SetProperty("Brightness",1/*exRedChannel*/,100)
		oLayer2 := oGauge:Layers:Item(4)
			oLayer2:OnDrag := 3/*exDoRotamove*/
			oLayer2:SetProperty("Brightness",0/*exAllChannels*/,0)
			oLayer2:SetProperty("Brightness",1/*exRedChannel*/,100)
		oGauge:Value := 15
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
30:
How can I display a knob, and displays the current value on it

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("` Value: <b>` + (100 - value format ``)",oGauge:Layers:Item(9):Value()))
	oGauge:SetProperty("ExtraCaption","RotateAngle",0/*exLayerCaption*/,oGauge:FormatABC("` RotateAngle: <b>` + ( A format `` ) + ``",oGauge:Layers:Item(9):RotateAngle()))
	oGauge:SetProperty("ExtraCaption","RotateAngle",5/*exLayerCaptionTop*/,18)
	oGauge:SetProperty("ExtraCaption","RotamoveCenter",0/*exLayerCaption*/,oGauge:FormatABC("` RotamoveCenter: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):RotamoveCenterX(),oGauge:Layers:Item(9):RotamoveCenterY()))
	oGauge:SetProperty("ExtraCaption","RotamoveCenter",5/*exLayerCaptionTop*/,36)
	oGauge:SetProperty("ExtraCaption","RotamoveOffset",0/*exLayerCaption*/,oGauge:FormatABC("` RotamoveOffset: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):RotamoveOffsetX(),oGauge:Layers:Item(9):RotamoveOffsetY()))
	oGauge:SetProperty("ExtraCaption","RotamoveOffset",5/*exLayerCaptionTop*/,54)
	oGauge:SetProperty("ExtraCaption","Offset",0/*exLayerCaption*/,oGauge:FormatABC("` Offset: <b> (` + A + `,` + B + `)`",oGauge:Layers:Item(9):OffsetX(),oGauge:Layers:Item(9):OffsetY()))
	oGauge:SetProperty("ExtraCaption","Offset",5/*exLayerCaptionTop*/,72)
	oGauge:SetProperty("ExtraCaption","Client",0/*exLayerCaption*/,oGauge:FormatABC("`<sha ;;0><font ;12><b>` + (100 - value format `0`)",oGauge:Value()))
	oGauge:SetProperty("ExtraCaption","Client",4/*exLayerCaptionLeft*/,oGauge:FormatABC("value - 8",oGauge:Layers:Item(9):LayerToClientX(oGauge:Layers:Item(9):RotamoveCenterX(),oGauge:Layers:Item(9):RotamoveCenterY())))
	oGauge:SetProperty("ExtraCaption","Client",5/*exLayerCaptionTop*/,oGauge:FormatABC("value - 26",oGauge:Layers:Item(9):LayerToClientY(oGauge:Layers:Item(9):RotamoveCenterX(),oGauge:Layers:Item(9):RotamoveCenterY())))
	oGauge:Layers:Item(7):RotateAngle := oGauge:Layers:Item(0):RotateAngle()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("100 - A - B",oGauge:Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1,oLayer2

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob"
		oGauge:PicturesName := "`Layer` + str(value + 1) + `.png`"
		oGauge:Layers():Count := 11
		oGauge:AllowSmoothChange := 0/*exSmoothChangeless*/
		oLayer := oGauge:Layers:Item(9)
			oLayer:DefaultRotateAngle := -126
			oLayer:OnDrag := 3/*exDoRotamove*/
			oLayer:RotateAngleToValue := "100 - (value / 360 * 100)"
			oLayer:ValueToRotateAngle := "(value)/100 * 360"
			oLayer:ValueToOffsetX := "value"
			oLayer:OffsetToValue := "value"
			oLayer:RotateAngleValid := "int(value / 360 * 100)/100 * 360"
		oGauge:Layers:Item(3):Visible := .F.
		oGauge:Layers:Item(4):Visible := .F.
		oLayer1 := oGauge:Layers:Item(0)
			oLayer1:OnDrag := 2/*exDoRotate*/
			oLayer1:RotateType := 2/*exRotateBilinearInterpolation*/
		oLayer2 := oGauge:Layers:Item(7)
			oLayer2:OnDrag := 2/*exDoRotate*/
			oLayer2:RotateType := 2/*exRotateBilinearInterpolation*/
		oGauge:Value := 25
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
29:
How can I display an indicator

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(1):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",:Layers:Item(1):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oClipRectangle
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Linear\Indicator"
		oGauge:Layers():Count := 3
		oGauge:Layers:Item(0):Background():Picture():Name := "Background.png"
		oLayer := oGauge:Layers:Item(1)
			oLayer:Background():Picture():Name := "Green_Lights.png"
			oClip := oLayer:Clip()
				oClipRectangle := oClip:Rectangle()
					oClipRectangle:Height := "(100 - value)/100 * height"
					oClipRectangle:InverseClip := .T.
				oClip:Value := 50
		oLayer1 := oGauge:Layers:Item(2)
			oLayer1:Visible := .F.
			oLayer1:Background():Picture():Name := "overlay_top_layer.png"

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
28:
How can I display a gauge

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Layers:Item(1):SetProperty("Brightness",2/*exGreenChannel*/,oGauge:Value())
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)

RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("A - B",oGauge:Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:BeginUpdate()
		oGauge:SetProperty("BackColor",AutomationTranslateColor( GraMakeRGBColor  ( { 217,217,217 } )  , .F. ))
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Guage"
		oGauge:Layers():Count := 2
		oGauge:AllowSmoothChange := 0/*exSmoothChangeless*/
		oLayer := oGauge:Layers:Item(0)
			oLayer:RotateCenterY := "lheight/2 + 78"
			oLayer:Background():Picture():Name := "Guage_Background.png"
		oLayer1 := oGauge:Layers:Item(1)
			oLayer1:OnDrag := 2/*exDoRotate*/
			oLayer1:Background():Picture():Name := "Guage_Needle.png"
			oLayer1:RotateAngleValid := "value < 90 ? value : (value < 180 ? 90 : ( value < 270 ? 270 : value ))"
			oLayer1:RotateAngleToValue := "value >= 270 ? (value - 270)/90*50 : (value/90)*50 + 50"
			oLayer1:ValueToRotateAngle := "value < 50 ? (270 + value/50*90) : (value - 50)/50 * 90"
			oLayer1:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer1:SetProperty("Brightness",0/*exAllChannels*/,0)
		oGauge:Value := 78
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
27:
How can I display a clock (rotate,wolf)

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Layers:Item("sec"):Value := oGauge:Value()
	oGauge:Layers:Item("min"):Value := oGauge:Value()
	oGauge:Layers:Item("hour"):Value := oGauge:Value()
	oGauge:Layers:Item("range"):Clip():Value := oGauge:Layers:Item("pointer"):Value()
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = -1*/

RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item("pointer"):Value := oGauge:FormatABC("A - B",oGauge:Layers:Item("pointer"):Value(),Delta)
RETURN

PROCEDURE OnTimer(oGauge,TickCount)
	oGauge:Value := oGauge:FormatABC(" date(`now`)")
	oGauge:Layers:Item("pointer"):Value := oGauge:FormatABC("sin((value/100 mod 100)/100 * 2 * asin(1)) * 100",TickCount)
	oGauge:Layers:Item("range"):Clip():Value := oGauge:Layers:Item("pointer"):Value()
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClipPie
	LOCAL oPicture,oPicture1,oPicture2
	LOCAL oLayer,oLayer1,oLayer2,oLayer3,oLayer4,oLayer5,oLayer6,oLayer7,oLayer8

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/
		oGauge:Timer := {|TickCount| OnTimer(oGauge,TickCount)} /*Occurs when the interval elapses.*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Clock - Wolf"
		oGauge:SetProperty("DefaultLayer",185/*exDefLayerRotateType*/,2)
		oGauge:Layers():Count := 9
		oLayer := oGauge:Layers:Item(0)
			oLayer:Left := "(width-512)/2"
			oLayer:Top := "(height-512)/2"
			oLayer:Height := Transform(512,"")
			oLayer:Width := Transform(512,"")
			oLayer:Background():Picture():Name := "Back.png"
		oLayer1 := oGauge:Layers:Item(1)
			oLayer1:Key := "scale"
			oLayer1:DefaultOffsetX := -90
			oLayer1:DefaultOffsetY := -150
			oLayer1:Background():Picture():Name := "Scale.png"
			oLayer1:RotateCenterLayer := 1
			oLayer1:RotateCenterX := "(lwidth+181)/2"
			oLayer1:RotateCenterY := "(lheight+232)/2"
		oLayer2 := oGauge:Layers:Item(2)
			oLayer2:Key := "range"
			oLayer2:DefaultOffsetX := oGauge:Layers:Item("scale"):DefaultOffsetX()
			oLayer2:DefaultOffsetY := oGauge:Layers:Item("scale"):DefaultOffsetY()
			oLayer2:RotateCenterLayer := oGauge:Layers:Item("scale"):Index()
			oPicture := oLayer2:Background():Picture()
				oPicture:Name := "ScalePointerArc.png"
			oLayer2:RotateCenterLayer := oGauge:Layers:Item("scale"):Index()
			oClipPie := oLayer2:Clip():Pie()
				oClipPie:RadiusX := Transform(100,"")
				oClipPie:RadiusY := Transform(100,"")
				oClipPie:CenterX := oGauge:Layers:Item("scale"):RotateCenterX()
				oClipPie:CenterY := oGauge:Layers:Item("scale"):RotateCenterY()
				oClipPie:StartAngle := Transform(-148,"")
				oClipPie:SweepAngle := "value/100 * 300"
		oLayer3 := oGauge:Layers:Item(3)
			oLayer3:Key := "pointer"
			oLayer3:DefaultOffsetX := oGauge:Layers:Item("scale"):DefaultOffsetX()
			oLayer3:DefaultOffsetY := oGauge:Layers:Item("scale"):DefaultOffsetY()
			oPicture1 := oLayer3:Background():Picture()
				oPicture1:Name := "ScalePointer.png"
			oLayer3:RotateCenterLayer := oGauge:Layers:Item("scale"):Index()
			oLayer3:OnDrag := 2/*exDoRotate*/
			oLayer3:DefaultRotateAngle := -148
			oLayer3:RotateAngleValid := "value > 300 ? (value > 330 ? 0 : 300) : value"
			oLayer3:RotateAngleToValue := "value / 300 * 100"
			oLayer3:ValueToRotateAngle := "value /100 * 300"
		oLayer4 := oGauge:Layers:Item(4)
			oLayer4:Key := "bolt"
			oLayer4:DefaultOffsetX := oGauge:Layers:Item("scale"):DefaultOffsetX()
			oLayer4:DefaultOffsetY := oGauge:Layers:Item("scale"):DefaultOffsetY()
			oPicture2 := oLayer4:Background():Picture()
				oPicture2:Name := "Bolt.png"
		oLayer5 := oGauge:Layers:Item(5)
			oLayer5:Left := "(width-512)/2"
			oLayer5:Top := "(height-512)/2"
			oLayer5:Height := Transform(512,"")
			oLayer5:Width := Transform(512,"")
			oLayer5:Key := "sec"
			oLayer5:OnDrag := 2/*exDoRotate*/
			oLayer5:Selectable := .F.
			oLayer5:Background():Picture():Name := "second-hand.png"
			oLayer5:ValueToRotateAngle := "((2:=(((1:=( ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) ) * 24 ))  - floor(=:1)) * 60 )) - floor(=:2) ) * 360"
			oLayer5:RotateAngleToValue := "value / 360 / 24 / 60"
		oLayer6 := oGauge:Layers:Item(6)
			oLayer6:Left := "(width-512)/2"
			oLayer6:Top := "(height-512)/2"
			oLayer6:Height := Transform(512,"")
			oLayer6:Width := Transform(512,"")
			oLayer6:Key := "min"
			oLayer6:OnDrag := 2/*exDoRotate*/
			oLayer6:Selectable := .F.
			oLayer6:Background():Picture():Name := "Minute.png"
			oLayer6:ValueToRotateAngle := "((1:=( ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) ) * 24 ))  - floor(=:1)) * 360"
			oLayer6:RotateAngleToValue := "value / 360 / 24 / 60"
		oLayer7 := oGauge:Layers:Item(7)
			oLayer7:Left := "(width-512)/2"
			oLayer7:Top := "(height-512)/2"
			oLayer7:Height := Transform(512,"")
			oLayer7:Width := Transform(512,"")
			oLayer7:Key := "hour"
			oLayer7:OnDrag := 2/*exDoRotate*/
			oLayer7:Background():Picture():Name := "Hour.png"
			oLayer7:ValueToRotateAngle := "2 * 360 * ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) )"
			oLayer7:RotateAngleToValue := "value / 360 * 0.5"
		oLayer8 := oGauge:Layers:Item(8)
			oLayer8:Left := "(width-512)/2"
			oLayer8:Top := "(height-512)/2"
			oLayer8:Height := Transform(512,"")
			oLayer8:Width := Transform(512,"")
			oLayer8:Key := "front"
			oLayer8:OnDrag := 2/*exDoRotate*/
			oLayer8:Background():Picture():Name := "front.png"
		oGauge:LayerOfValue := oGauge:Layers:Item("hour"):Index()
		oGauge:Value := oGauge:FormatABC("date(`now`)")
		oGauge:TimerInterval := 100

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
26:
How can I display a clock (rotate,vintage)

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Layers:Item("sec"):Value := oGauge:Value()
	oGauge:Layers:Item("min"):Value := oGauge:Value()
	oGauge:Layers:Item("hour"):Value := oGauge:Value()
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)

RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("A - 1/24/60/60*B",oGauge:Value(),Delta)
RETURN

PROCEDURE OnTimer(oGauge,TickCount)
	oGauge:Value := oGauge:FormatABC("value + 1/24/60/60",oGauge:Value())
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1,oLayer2,oLayer3,oLayer4

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/
		oGauge:Timer := {|TickCount| OnTimer(oGauge,TickCount)} /*Occurs when the interval elapses.*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Clock - Vintage"
		oGauge:SetProperty("DefaultLayer",185/*exDefLayerRotateType*/,2)
		oGauge:Layers():Count := 5
		oLayer := oGauge:Layers:Item(0)
			oLayer:Left := "(width-512)/2"
			oLayer:Top := "(height-512)/2"
			oLayer:Height := Transform(512,"")
			oLayer:Width := Transform(512,"")
			oLayer:Background():Picture():Name := "Back.png"
		oLayer1 := oGauge:Layers:Item(1)
			oLayer1:Position := 3
			oLayer1:Left := "(width-512)/2"
			oLayer1:Top := "(height-512)/2"
			oLayer1:Height := Transform(512,"")
			oLayer1:Width := Transform(512,"")
			oLayer1:Key := "sec"
			oLayer1:OnDrag := 2/*exDoRotate*/
			oLayer1:Selectable := .F.
			oLayer1:Background():Picture():Name := "second-hand.png"
			oLayer1:ValueToRotateAngle := "((2:=(((1:=( ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) ) * 24 ))  - floor(=:1)) * 60 )) - floor(=:2) ) * 360"
			oLayer1:RotateAngleToValue := "value / 360 / 24 / 60"
		oLayer2 := oGauge:Layers:Item(2)
			oLayer2:Left := "(width-512)/2"
			oLayer2:Top := "(height-512)/2"
			oLayer2:Height := Transform(512,"")
			oLayer2:Width := Transform(512,"")
			oLayer2:Position := 2
			oLayer2:Key := "min"
			oLayer2:OnDrag := 2/*exDoRotate*/
			oLayer2:Selectable := .F.
			oLayer2:Background():Picture():Name := "Minute.png"
			oLayer2:ValueToRotateAngle := "((1:=( ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) ) * 24 ))  - floor(=:1)) * 360"
			oLayer2:RotateAngleToValue := "value / 360 / 24 / 60"
		oLayer3 := oGauge:Layers:Item(3)
			oLayer3:Left := "(width-512)/2"
			oLayer3:Top := "(height-512)/2"
			oLayer3:Height := Transform(512,"")
			oLayer3:Width := Transform(512,"")
			oLayer3:Position := 1
			oLayer3:Key := "hour"
			oLayer3:OnDrag := 2/*exDoRotate*/
			oLayer3:Background():Picture():Name := "Hour.png"
			oLayer3:ValueToRotateAngle := "2 * 360 * ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) )"
			oLayer3:RotateAngleToValue := "value / 360 * 0.5"
		oLayer4 := oGauge:Layers:Item(4)
			oLayer4:Left := "(width-512)/2"
			oLayer4:Top := "(height-512)/2"
			oLayer4:Height := Transform(512,"")
			oLayer4:Width := Transform(512,"")
			oLayer4:Position := 1
			oLayer4:Key := "front"
			oLayer4:OnDrag := 2/*exDoRotate*/
			oLayer4:Background():Picture():Name := "front.png"
			oLayer4:ValueToRotateAngle := "2 * 360 * ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) )"
			oLayer4:RotateAngleToValue := "value / 360 * 0.5"
		oGauge:LayerOfValue := 3
		oGauge:Value := oGauge:FormatABC("date(`now`)")
		oGauge:TimerInterval := 1000

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
25:
How can I display a clock (rotate,london)

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Layers:Item("sec"):Value := oGauge:Value()
	oGauge:Layers:Item("min"):Value := oGauge:Value()
	oGauge:Layers:Item("hour"):Value := oGauge:Value()
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)

RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("A - 1/24/60/60*B",oGauge:Value(),Delta)
RETURN

PROCEDURE OnTimer(oGauge,TickCount)
	oGauge:Value := oGauge:FormatABC("value + 1/24/60/60",:Value())
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1,oLayer2,oLayer3,oLayer4,oLayer5

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/
		oGauge:Timer := {|TickCount| OnTimer(oGauge,TickCount)} /*Occurs when the interval elapses.*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Clock - London"
		oGauge:SetProperty("DefaultLayer",185/*exDefLayerRotateType*/,2)
		oGauge:Layers():Count := 6
		oLayer := oGauge:Layers:Item(0)
			oLayer:Left := "(width-512)/2"
			oLayer:Top := "(height-512)/2"
			oLayer:Height := Transform(512,"")
			oLayer:Width := Transform(512,"")
			oLayer:Background():Picture():Name := "Back.png"
		oLayer1 := oGauge:Layers:Item(1)
			oLayer1:Position := 3
			oLayer1:Left := "(width-512)/2"
			oLayer1:Top := "(height-512)/2"
			oLayer1:Height := Transform(512,"")
			oLayer1:Width := Transform(512,"")
			oLayer1:Key := "sec"
			oLayer1:OnDrag := 2/*exDoRotate*/
			oLayer1:Selectable := .F.
			oLayer1:RotateCenterLayer := 1
			oLayer1:Background():Picture():Name := "second-hand.png"
			oLayer1:ValueToRotateAngle := "((2:=(((1:=( ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) ) * 24 ))  - floor(=:1)) * 60 )) - floor(=:2) ) * 360"
			oLayer1:RotateAngleToValue := "value / 360 / 24 / 60"
		oLayer2 := oGauge:Layers:Item(2)
			oLayer2:Left := "(width-512)/2"
			oLayer2:Top := "(height-512)/2"
			oLayer2:Height := Transform(512,"")
			oLayer2:Width := Transform(512,"")
			oLayer2:Position := 2
			oLayer2:RotateCenterLayer := 2
			oLayer2:Key := "min"
			oLayer2:OnDrag := 2/*exDoRotate*/
			oLayer2:Selectable := .F.
			oLayer2:Background():Picture():Name := "Minute.png"
			oLayer2:ValueToRotateAngle := "((1:=( ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) ) * 24 ))  - floor(=:1)) * 360"
			oLayer2:RotateAngleToValue := "value / 360 / 24 / 60"
		oLayer3 := oGauge:Layers:Item(3)
			oLayer3:Left := "(width-512)/2"
			oLayer3:Top := "(height-512)/2"
			oLayer3:Height := Transform(512,"")
			oLayer3:Width := Transform(512,"")
			oLayer3:Position := 1
			oLayer3:Key := "hour"
			oLayer3:RotateCenterLayer := 3
			oLayer3:OnDrag := 2/*exDoRotate*/
			oLayer3:Background():Picture():Name := "Hour.png"
			oLayer3:ValueToRotateAngle := "2 * 360 * ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) )"
			oLayer3:RotateAngleToValue := "value / 360 * 0.5"
		oLayer4 := oGauge:Layers:Item(4)
			oLayer4:Left := "(width-512)/2"
			oLayer4:Top := "(height-512)/2"
			oLayer4:Height := Transform(512,"")
			oLayer4:Width := Transform(512,"")
			oLayer4:Position := 1
			oLayer4:Key := "front"
			oLayer4:RotateCenterLayer := 4
			oLayer4:OnDrag := 2/*exDoRotate*/
			oLayer4:Background():Picture():Name := "front.png"
			oLayer4:ValueToRotateAngle := "2 * 360 * ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) )"
			oLayer4:RotateAngleToValue := "value / 360 * 0.5"
		oLayer5 := oGauge:Layers:Item(5)
			oLayer5:Left := "(width-512)/2"
			oLayer5:Top := "(height-512)/2"
			oLayer5:Height := Transform(512,"")
			oLayer5:Width := Transform(512,"")
			oLayer5:Key := "bolt"
			oLayer5:RotateCenterLayer := 5
			oLayer5:Background():Picture():Name := "Bolt.png"
		oGauge:LayerOfValue := oGauge:Layers:Item("hour"):Index()
		oGauge:Value := oGauge:FormatABC("date(`now`)")
		oGauge:TimerInterval := 1000

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
24:
How can I display a clock (rotate)

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Layers:Item("sec"):Value := oGauge:Value()
	oGauge:Layers:Item("min"):Value := oGauge:Value()
	oGauge:Layers:Item("hour"):Value := oGauge:Value()
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)

RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Value := oGauge:FormatABC("A - 1/24/60/60*B",oGauge:Value(),Delta)
RETURN

PROCEDURE OnTimer(oGauge,TickCount)
	oGauge:Value := oGauge:FormatABC("value + 1/24/60/60",oGauge:Value())
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer,oLayer1,oLayer2,oLayer3

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/
		oGauge:Timer := {|TickCount| OnTimer(oGauge,TickCount)} /*Occurs when the interval elapses.*/

		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Clock"
		oGauge:SetProperty("DefaultLayer",185/*exDefLayerRotateType*/,2)
		oGauge:Layers():Count := 4
		oLayer := oGauge:Layers:Item(0)
			oLayer:Background():Picture():Name := "vista_clock.png"
		oLayer1 := oGauge:Layers:Item(1)
			oLayer1:Position := 3
			oLayer1:Key := "sec"
			oLayer1:OnDrag := 2/*exDoRotate*/
			oLayer1:Selectable := .F.
			oLayer1:Background():Picture():Name := "second-hand.png"
			oLayer1:ValueToRotateAngle := "((2:=(((1:=( ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) ) * 24 ))  - floor(=:1)) * 60 )) - floor(=:2) ) * 360"
			oLayer1:RotateAngleToValue := "value / 360 / 24 / 60"
		oLayer2 := oGauge:Layers:Item(2)
			oLayer2:Position := 2
			oLayer2:Key := "min"
			oLayer2:OnDrag := 2/*exDoRotate*/
			oLayer2:Selectable := .F.
			oLayer2:Background():Picture():Name := "Minute.png"
			oLayer2:ValueToRotateAngle := "((1:=( ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) ) * 24 ))  - floor(=:1)) * 360"
			oLayer2:RotateAngleToValue := "value / 360 / 24 / 60"
		oLayer3 := oGauge:Layers:Item(3)
			oLayer3:Position := 1
			oLayer3:Key := "hour"
			oLayer3:OnDrag := 2/*exDoRotate*/
			oLayer3:Background():Picture():Name := "Hour.png"
			oLayer3:ValueToRotateAngle := "2 * 360 * ( (0:=(value < 0 ? floor(value) + 1 - value : value - floor(value))) < 0.5 ? =:0 : (0:= (=:0 - 0.5)) )"
			oLayer3:RotateAngleToValue := "value / 360 * 0.5"
		oGauge:LayerOfValue := 3
		oGauge:Value := oGauge:FormatABC("date(`now`)")
		oGauge:TimerInterval := 1000

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
23:
How can I clip as a triangle

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Me.Layers(0).Clip.Value = Me.FormatABC("(value + B) MIN 0 MAX 100", Me.Layers(0).UserData, DragInfo.DeltaY )*/

RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug= 287*/
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(0)
		oLayer:UserData := oLayer:Clip:Value()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(0):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",oGauge:Layers:Item(0):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oClipPolygon
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oClip := oLayer:Clip()
				oClipPolygon := oClip:Polygon()
					oClipPolygon:Points := 3
					oClipPolygon:SetProperty("X",0,Transform(0,""))
					oClipPolygon:SetProperty("Y",0,"height")
					oClipPolygon:SetProperty("X",1,"width/2")
					oClipPolygon:SetProperty("Y",1,"value/100*width")
					oClipPolygon:SetProperty("X",2,"width")
					oClipPolygon:SetProperty("Y",2,"height")
					oClipPolygon:InverseClip := .T.
				oClip:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
22:
How can I limit the rotation from 0 to 360 degree, while dragging
PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 483*/
	/*DragInfo.RotateAngleValid = "value < 0 ? 0 : (value > 360 ? 359.999999 : value)"*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:Left := "(width-512)/2"
			oLayer:Top := "(height-512)/2"
			oLayer:Height := Transform(512,"")
			oLayer:Width := Transform(512,"")
			oPicture := oLayer:Background():Picture()
				oPicture:Value := "c:\exontrol\images\card.png"
				oPicture:Left := "(width-pwidth)/2"
				oPicture:Top := "(height-pheight)/2"
				oPicture:Width := "pwidth"
				oPicture:Height := "pheight"
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:RotateAngle := -45

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
21:
How can I clip as a pie

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Me.Layers(0).Clip.Value = Me.FormatABC("value + B/360 * 100", Me.Layers(0).UserData, DragInfo.DeltaAngle )*/

RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = -1*/
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(0)
		oLayer:UserData := oLayer:Clip:Value()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(0):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",oGauge:Layers:Item(0):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oClipPie
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Left := "(width-128)/2"
			oLayer:Top := "(height-128)/2"
			oLayer:Height := Transform(128,"")
			oLayer:Width := Transform(128,"")
			oLayer:Background():Color():SetProperty("Value",AutomationTranslateColor( GraMakeRGBColor  ( { 0,255,0 } )  , .F. ))
			oClip := oLayer:Clip()
				oClipPie := oClip:Pie()
					oClipPie:InverseClip := .T.
					oClipPie:StartAngle := Transform(0,"")
					oClipPie:SweepAngle := "value/100*360"
				oClip:Value := 15

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
20:
How can I use a picture to clip the layer

PROCEDURE OnChange(oGauge,Layer)
	oGauge:Layers:Item("Clip"):Clip():Value := oGauge:Layers:Item("Thumb"):RotateAngle()
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oClipPicture
	LOCAL oLayer,oLayer1

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/

		oGauge:BeginUpdate()
		oGauge:PicturesPath := "C:\Program Files\Exontrol\ExGauge\Sample\Design\Circular\Knob 1"
		oGauge:PicturesName := "`Layer` + int(value  + 1) + `.png`"
		oGauge:Layers():Count := 5
		oLayer := oGauge:Layers:Item(4)
			oLayer:Key := "Thumb"
			oLayer:DefaultRotateAngle := -141
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
		oLayer1 := oGauge:Layers:Item(1)
			oLayer1:Key := "Clip"
			oClip := oLayer1:Clip()
				oClip:Pie():SweepAngle := "value"
				oClipPicture := oClip:Picture()
					oClipPicture:Name := oGauge:Layers:Item("Clip"):Background():Picture():Name()
					oClipPicture:AlphaTo := "128"
		oGauge:Layers:Item("Thumb"):RotateAngle := 90
		oGauge:EndUpdate()

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
19:
How do I clip a circle/ellipse

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Me.Layers(0).Clip.Value = Me.FormatABC("(value + B) MIN 0 MAX 100", Me.Layers(0).UserData, DragInfo.DeltaX )*/

RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug= 287*/
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(0)
		oLayer:UserData := oLayer:Clip:Value()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(0):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",oGauge:Layers:Item(0):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Left := "(width-128)/2"
			oLayer:Top := "(height-128)/2"
			oLayer:Height := Transform(128,"")
			oLayer:Width := Transform(128,"")
			oLayer:Background():Color():SetProperty("Value",AutomationTranslateColor( GraMakeRGBColor  ( { 0,255,0 } )  , .F. ))
			oClip := oLayer:Clip()
				oClip:Ellipse():RadiusX := "value/100 * width"
				oClip:Value := 25

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
18:
What InverseClip does

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Me.Layers(0).Clip.Value = Me.FormatABC("(value + B) MIN 0 MAX 100", Me.Layers(0).UserData, DragInfo.DeltaX )*/

RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug= 287*/
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(0)
		oLayer:UserData := oLayer:Clip:Value()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(0):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",oGauge:Layers:Item(0):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oClipRoundRectangle
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Left := "(width-128)/2"
			oLayer:Top := "(height-128)/2"
			oLayer:Height := Transform(128,"")
			oLayer:Width := Transform(128,"")
			oLayer:Background():Color():SetProperty("Value",AutomationTranslateColor( GraMakeRGBColor  ( { 0,255,0 } )  , .F. ))
			oClip := oLayer:Clip()
				oClipRoundRectangle := oClip:RoundRectangle()
					oClipRoundRectangle:Width := "value/100 * width"
					oClipRoundRectangle:RoundRadiusX := "width/8"
					oClipRoundRectangle:RoundRadiusY := "height/8"
					oClipRoundRectangle:InverseClip := .T.
				oClip:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
17:
How do I clip as rectangle (round), from left to right

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Me.Layers(0).Clip.Value = Me.FormatABC("(value + B) MIN 0 MAX 100", Me.Layers(0).UserData, DragInfo.DeltaX )*/

RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug= 287*/
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(0)
		oLayer:UserData := oLayer:Clip:Value()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(0):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",oGauge:Layers:Item(0):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oClipRoundRectangle
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Left := "(width-128)/2"
			oLayer:Top := "(height-128)/2"
			oLayer:Height := Transform(128,"")
			oLayer:Width := Transform(128,"")
			oLayer:Background():Color():SetProperty("Value",AutomationTranslateColor( GraMakeRGBColor  ( { 0,255,0 } )  , .F. ))
			oClip := oLayer:Clip()
				oClipRoundRectangle := oClip:RoundRectangle()
					oClipRoundRectangle:Width := "value/100 * width"
					oClipRoundRectangle:RoundRadiusX := "width/8"
					oClipRoundRectangle:RoundRadiusY := "height/8"
				oClip:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
16:
How do I clip as rectangle, from bottom to top

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Me.Layers(0).Clip.Value = Me.FormatABC("(value + B) MIN 0 MAX 100", Me.Layers(0).UserData, DragInfo.DeltaY )*/

RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug= 287*/
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(0)
		oLayer:UserData := oLayer:Clip:Value()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(0):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",oGauge:Layers:Item(0):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oClipRectangle
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oClip := oLayer:Clip()
				oClipRectangle := oClip:Rectangle()
					oClipRectangle:Height := "value/100 * height"
					oClipRectangle:InverseClip := .T.
				oClip:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
15:
How do I clip as rectangle, from top to bottom

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Me.Layers(0).Clip.Value = Me.FormatABC("(value + B) MIN 0 MAX 100", Me.Layers(0).UserData, DragInfo.DeltaY )*/

RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug= 287*/
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(0)
		oLayer:UserData := oLayer:Clip:Value()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(0):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",oGauge:Layers:Item(0):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oClip := oLayer:Clip()
				oClip:Rectangle():Height := "value/100 * height"
				oClip:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
14:
How do I clip as rectangle, from right to left

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Me.Layers(0).Clip.Value = Me.FormatABC("(value + B) MIN 0 MAX 100", Me.Layers(0).UserData, DragInfo.DeltaX )*/

RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug= 287*/
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(0)
		oLayer:UserData := oLayer:Clip:Value()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(0):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",oGauge:Layers:Item(0):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oClipRectangle
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oClip := oLayer:Clip()
				oClipRectangle := oClip:Rectangle()
					oClipRectangle:Width := "value/100 * width"
					oClipRectangle:InverseClip := .T.
				oClip:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
13:
How do I clip as rectangle, from left to right

PROCEDURE OnDrag(oGauge,DragInfo)
	/*Me.Layers(0).Clip.Value = Me.FormatABC("(value + B) MIN 0 MAX 100", Me.Layers(0).UserData, DragInfo.DeltaX )*/

RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug= 287*/
	LOCAL oLayer
	oLayer := oGauge:Layers:Item(0)
		oLayer:UserData := oLayer:Clip:Value()
RETURN

PROCEDURE OnMouseWheel(oGauge,Delta)
	oGauge:Layers:Item(0):Clip():Value := oGauge:FormatABC("(value + B) MIN 0 MAX 100",oGauge:Layers:Item(0):Clip():Value(),Delta)
RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oClip
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Drag := {|DragInfo| OnDrag(oGauge,DragInfo)} /*Notifies that the user drags the layer.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/
		oGauge:MouseWheel := {|Delta| OnMouseWheel(oGauge,Delta)} /*Occurs when the mouse wheel moves while the control has focus*/

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oClip := oLayer:Clip()
				oClip:Rectangle():Width := "value/100 * width"
				oClip:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
12:
How can I associate a value to rotation angle

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("`Value: <b>` + (value format ``) ",oGauge:Layers:Item(0):Value()))
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 483*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:Left := "(width-512)/2"
			oLayer:Top := "(height-512)/2"
			oLayer:Height := Transform(512,"")
			oLayer:Width := Transform(512,"")
			oPicture := oLayer:Background():Picture()
				oPicture:Value := "c:\exontrol\images\card.png"
				oPicture:Left := "(width-pwidth)/2"
				oPicture:Top := "(height-pheight)/2"
				oPicture:Width := "pwidth"
				oPicture:Height := "pheight"
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:DefaultRotateAngle := 45
			oLayer:RotateCenterY := "lheight/2 + 32"
			oLayer:RotateCenterX := "lwidth/2 + 32"
			oLayer:RotateAngleToValue := "value/360 * 100"
			oLayer:ValueToRotateAngle := "value / 100 * 360"
			oLayer:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
11:
How can I associate a value to vertical offset

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("`Value: <b>` + (value format ``)",oGauge:Layers:Item(0):Value()))
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 287*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oLayer:OnDrag := 1/*exDoMove*/
			oLayer:DefaultOffsetY := -100
			oLayer:OffsetYValid := "value MIN 0 MAX 200"
			oLayer:OffsetXValid := Transform(0,"")
			oLayer:OffsetToValue := "offsety /200 * 100"
			oLayer:ValueToOffsetY := "value / 100 * 200"
			oLayer:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
10:
How can I associate a value to horizontal offset

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("`Value: <b>` + (value format ``)",oGauge:Layers:Item(0):Value()))
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 287*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oLayer:OnDrag := 1/*exDoMove*/
			oLayer:DefaultOffsetX := -100
			oLayer:OffsetXValid := "value MIN 0 MAX 200"
			oLayer:OffsetYValid := Transform(0,"")
			oLayer:OffsetToValue := "offsetx /200 * 100"
			oLayer:ValueToOffsetX := "value / 100 * 200"
			oLayer:Value := 50

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
9:
How can I display the current angle

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("`Angle: <b>` + (value format ``) + ``",oGauge:Layers:Item(0):RotateAngle()))
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 483*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:Left := "(width-512)/2"
			oLayer:Top := "(height-512)/2"
			oLayer:Height := Transform(512,"")
			oLayer:Width := Transform(512,"")
			oPicture := oLayer:Background():Picture()
				oPicture:Value := "c:\exontrol\images\card.png"
				oPicture:Left := "(width-pwidth)/2"
				oPicture:Top := "(height-pheight)/2"
				oPicture:Width := "pwidth"
				oPicture:Height := "pheight"
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:RotateAngleValid := "(value > 180 ? value - 360 : value)  MIN 15 MAX 65"

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
8:
How can I limit the rotation angle

PROCEDURE OnChange(oGauge,Layer)
	oGauge:SetProperty("Caption",0/*exLayerCaption*/,oGauge:FormatABC("`Angle: <b>` + (value format ``) + ``",oGauge:Layers:Item(0):RotateAngle()))
RETURN

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 483*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Change := {|Layer| OnChange(oGauge,Layer)} /*Occurs when the layer's value is changed.*/
		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:Left := "(width-512)/2"
			oLayer:Top := "(height-512)/2"
			oLayer:Height := Transform(512,"")
			oLayer:Width := Transform(512,"")
			oPicture := oLayer:Background():Picture()
				oPicture:Value := "c:\exontrol\images\card.png"
				oPicture:Left := "(width-pwidth)/2"
				oPicture:Top := "(height-pheight)/2"
				oPicture:Width := "pwidth"
				oPicture:Height := "pheight"
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:RotateAngleValid := "(value > 180 ? value - 360 : value)  MIN 15 MAX 65"

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
7:
Can I specify a different center while rotating

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 483*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oLayer:RotateType := 2/*exRotateBilinearInterpolation*/
			oLayer:Left := "(width-512)/2"
			oLayer:Top := "(height-512)/2"
			oLayer:Height := Transform(512,"")
			oLayer:Width := Transform(512,"")
			oPicture := oLayer:Background():Picture()
				oPicture:Value := "c:\exontrol\images\card.png"
				oPicture:Left := "(width-pwidth)/2"
				oPicture:Top := "(height-pheight)/2"
				oPicture:Width := "pwidth"
				oPicture:Height := "pheight"
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:RotateAngle := -45
			oLayer:RotateCenterY := "lheight/2 + 32"
			oLayer:RotateCenterX := "lwidth/2 + 32"

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
6:
How can I rotate a layer, without cutting off the picture

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 483*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oLayer:Left := "(width-512)/2"
			oLayer:Top := "(height-512)/2"
			oLayer:Height := Transform(512,"")
			oLayer:Width := Transform(512,"")
			oPicture := oLayer:Background():Picture()
				oPicture:Value := "c:\exontrol\images\card.png"
				oPicture:Left := "(width-pwidth)/2"
				oPicture:Top := "(height-pheight)/2"
				oPicture:Width := "pwidth"
				oPicture:Height := "pheight"
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:RotateAngle := -45

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
5:
How can I rotate a layer

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 483*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oPicture
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oPicture := oLayer:Background():Picture()
				oPicture:Value := "c:\exontrol\images\card.png"
				oPicture:Width := "pwidth"
				oPicture:Height := "pheight"
			oLayer:OnDrag := 2/*exDoRotate*/
			oLayer:RotateAngle := 45

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
4:
Is there any way to debug the layer while moving

PROCEDURE OnDragStart(oGauge,DragInfo,Cancel)
	/*DragInfo.Debug = 287*/

RETURN

#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:DragStart := {|DragInfo,Cancel| OnDragStart(oGauge,DragInfo,Cancel)} /*Occurs once the user starts dragging a layer.*/

		oLayer := oGauge:Layers():Add("back")
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oLayer:OnDrag := 1/*exDoMove*/

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
3:
How do I specify where to move the layer, while dragging
#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oLayer := oGauge:Layers():Add("back")
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oLayer:OnDrag := 1/*exDoMove*/
			oLayer:OffsetXValid := "int(value / 64) * 64"
			oLayer:OffsetYValid := "int(value / 64) * 64"

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
2:
How can I add layers to the control
#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oLayer := oGauge:Layers():Add("back")
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oLayer:OnDrag := 1/*exDoMove*/

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN
1:
How can I add layers to the control
#include "AppEvent.ch"
#include "ActiveX.ch"

PROCEDURE Main
 	LOCAL oForm
	LOCAL nEvent := 0, mp1 := NIL, mp2 := NIL, oXbp := NIL
	LOCAL oGauge
	LOCAL oLayer

	oForm := XbpDialog():new( AppDesktop() )
	oForm:drawingArea:clipChildren := .T.
	oForm:create( ,,{100,100}, {640,480},, .F. )
	oForm:close  := {|| PostAppEvent( xbeP_Quit )}

	oGauge := XbpActiveXControl():new( oForm:drawingArea )
	oGauge:CLSID  := "Exontrol.Gauge.1" /*{91628F12-393C-44EF-A558-83ED1790AAD3}*/
	oGauge:create(,, {10,60},{610,370} )

		oGauge:Layers():Count := 1
		oLayer := oGauge:Layers:Item(0)
			oLayer:Background():Picture():Value := "c:\exontrol\images\card.png"
			oLayer:OnDrag := 1/*exDoMove*/

	oForm:Show()
	DO WHILE nEvent != xbeP_Quit
		nEvent := AppEvent( @mp1, @mp2, @oXbp )
		oXbp:handleEvent( nEvent, mp1, mp2 )
	ENDDO 
RETURN