Re: [ql-users] Screen Snatcher 3 - maybe !

[Marcel Kilgus]

Norman Dunbar wrote: 

> Maybe Marcel can let us know what scr_xlim/ylim do in reality as he has the
> source code :o)

It's true, all scr_ functions need a channel block in order to get the
information (and open one themselves if there isn't any). One could
try opening a small window (1 to 1 pixel or whatever) and give the
channel number to the functions (e.g. "scr_xlim(#3)").

Marcel