Public Overloads Function MeasureString( _
   ByVal text As String, _
   ByVal font As Font, _
   ByVal layoutArea As SizeF, _
   ByVal stringFormat As StringFormat _
) As SizeF

Dim instance As ChartGraphics
Dim text As String
Dim font As Font
Dim layoutArea As SizeF
Dim stringFormat As StringFormat
Dim value As SizeF
 
value = instance.MeasureString(text, font, layoutArea, stringFormat)

public SizeF MeasureString( 
   string text,
   Font font,
   SizeF layoutArea,
   StringFormat stringFormat
)