number of columns in a table field

[Trevor DeVore]

On May 31, 2006, at 8:24 AM, Richard Gaskin wrote:
>
> What I found is that the number shown above assigned to N is the  
> max I can create here without odd positioning of objects.  If I  
> exceed that I start getting row groups positioned over other row  
> groups.
>
> The formattedHeight of the "main" group is shown as 32806 --  
> suspiciously close to 32767 (32k), the old buffer limit for QuickDraw.
>
> So this may suggest that the internal routines for buffering groups  
> is either using the old QD API, or has internal limits about the  
> same as QD's.

Richard,

This may be related to this bug I filed.  Read the comments from Raney.

http://support.runrev.com/bugdatabase/show_bug.cgi?id=247

What I ended up doing for the large data set in the problem I faced  
(a timeline) was only drawing what could actually be seen on screen.   
As the user scrolls a scrollbar, I just change the data in the  
visible cells.

-- 
Trevor DeVore
Blue Mango Learning Systems - www.bluemangolearning.com
trevor at bluemangolearning.com