On 22.02.2009, at 12:51, Bergel, Alexandre wrote:

> Dear All,
>
> I know some of you are morphic expert :-)
> I am still on the quest to make Mondrian usuable in Squeak. The
> situation is the following: I have a window having scrollbar, and I am
> trying to render (using Balloon) on a canvas bigger than what the  
> window
> can actually display. Balloon seems to not be aware of the part of the
> canvas being actually displayed. It simply try to render everything.
> Is my guess right? Can anyone confirm please?
> Is there a way to turn this on?


Set the canvas's clip rectangle to the visible portion of your window  
(clipBy:during:).

- Bert -