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Re: Removing annotation objects


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I added :

obj.ClearData (CD_EXTENSIONS)

after obj is set. This clears any annotaions that were previously set up.

I don't know if this is the best way, but it seems to work.

"Paul Nailand" <nailand@onaustralia.com.au> wrote in message

news:5MolsXwTAHA.1428@sfxserver.softwarefx.com...

> Hi

>

> I use the following code (from the newsgroup) to add an annotation to my

> chart

>

> How do I remove it afterwards?

> I tried getting annotx.count but it was zero the next time i redrew my

> chart,

>

> -----------

>

> Steve,

> Here's a way to annotate your chart using VB.

> Make sure you set a reference to the Annotation Extension.

>

>

> Private Sub Form_Load()

> Dim obj As ChartFX

> Dim AnnotX As AnnotationX

> Dim c As AnnCircle

> Dim i As Integer, j As Integer

> Dim strAttach As String

>

> 'set reference to chart object on the form

> Set obj = Me.ChartFX1.Object

>

> 'instanciate the annotation object

> Set AnnotX = New AnnotationX

>

> 'turn off toolbar (unless you want it on)

> Annotx.Toolbar = False

>

> 'add AnnotX to chart obj

> obj.AddExtension AnnotX

>

> 'add an annotation circle

> Set c = AnnotX.Add(OBJECT_TYPE_CIRCLE)

>

> 'turn off series point markers

> obj.MarkerShape = MK_NONE

>

> 'pick you point to mark

> i = 0 'series

> j = 7 'point index

>

> 'size the circle

> c.Width = 10

> c.Height = 10

>

> 'set attach coordinates

> strAttach = CStr(j + 1) & "," & CStr(obj.ValueEx(i, j))

> c.Attach ATTACH_CENTER, CStr(strAttach)

>

> 'what good is it without color

> c.BkColor = obj.Series(i).Color 'back color

> c.Color = obj.Series(i).Color 'border color

>

> Set c = Nothing

> Set obj = Nothing

> End Sub

>

>

>

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