addTitle(text [, font [, fontSize [, fontColor [, bgColor [, edgeColor ]]]]])

Adds a title at the top center of the chart.

The title is contained within a box, of which the width is the same as the width of the chart, and the height is automatically adjusted to fit the text. The box is initially invisible, but can be made visible by setting the bgColor and edgeColor.

Argument	Default	Description
text	(Mandatory)	The text for the title. See ChartDirector Mark Up Language on how to embed special tags in the text for sophisticated formatting.
font	""	The font used to draw the title text. The default is "bold". See Font Specification for details on various font attributes.
fontSize	12	The font size in points for the title text.
fontColor	TextColor	The color of the title text.
bgColor	Transparent	The background color of the title box.
edgeColor	Transparent	The border color of the title box.

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