addCustomDataLabel(i, label [, font [, fontSize [, fontColor [, fontAngle ]]]])

Adds a custom data label to a data point.

See Font Specification for details on various font attributes.

Argument	Default	Description
i	(Mandatory)	The data point number for the data point. The first data point is 0, while the nth data point is (n - 1).
label	(Mandatory)	A text string representing the data label. Parameter Substitution and Formatting is supported.
font	""	The font used to draw the label.
fontSize	8	The font size used to draw the label.
fontColor	TextColor	The color used to draw the label.
fontAngle	0	The rotation angle of the label.

A TextBox object representing the prototype of the obj. This may be used to fine-tune the appearance of the obj.