Archived:SetAlpha does not have any effect with nullpen in the Nokia N93 (Known Issue)
SetAlpha() does not have any effect when it is used with penstyle - ENullPen.
SetAlpha() is used to set the transparency factor. However, the color's alpha information is not drawn when it is used with SetPenStyle() with ENullPen in the Nokia N93.
How to reproduce
The following code snippet can be used to reproduce this
TRgb col2 = KRgbYellow;
The code below could solve this problem.