Re: cursor() feedback

On Thu, Dec 20, 2007 at 13:10 -0500, rgibson_at_email.domain.hidden> Cool, thanks.  It looks like xinterval and yinterval don't
> allow any additional input, just the mouse click.  So I'd need
> to stick with cursor(,,) for more complicated stuff.

'cursor' doesn't allow additional input either.  It just returns
values by setting variables via references instead of pushing
values onto the stack.

> 
> I can't tell from the help file, but it looks like the third
> (ch) parameter is just a pass-through for _pgcurs.  It appears
> that ch == "A" if I just click the mouse with no keypress... do
> you know if that is the general behavior?
>

isis doesn't modify the values returned by the pgplot function.
See the pgplot documentation for details on the cursor input
functions pgcurs and pgband.

Thanks,
-John
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