Yes I'd wondered about that myself... This is old code written in 2001 by someone else which, strangely, has always worked fine. Looks like he got it the wrong way round....

Thanks, Bob

That was it - thanks. I'd just assumed FMX had a different constant!

Cheers, Bob

Hi I've attached a project that shows a problem when I use ClipRectangle with a custom series. If you click Add Data then re-size the form, the button disappears. It re-appears if you move the mouse over it's position. To avoid the problem, comment out the lines with UnClipRectangle and ClipRectangl...

Hi

I'm porting a custom series to FMX and I can't find info on TTeePen:

In VCL I have BarPen.Style := psClear; - what's the equivalent in FMX?

Thanks, Bob

Does the 2010 VCL version provide gdi+ rendering for surface and contour plots?

Thanks, Bob Devine