Specifies that the first segment of the callout line (the segment attached to the text callout box) retain a fixed length whenever the callout is moved. Use the AutomaticLength method to specify that the first segment of the callout line be scaled automatically whenever the callout is moved. Applies only to callouts whose lines consist of more than one segment (types msoCalloutThree and msoCalloutFour).
Syntax
expression.CustomLength(Length)
expression Required. An expression that returns a CalloutFormat object.
Length Required Single. The length of the first segment of the callout, in points.
Remarks
Applying this method sets the AutoLength property to False and sets the Length property to the value specified for the Length argument.