Zoom GUI in fltk backend

[Shai Ayal]

On Tue, Jul 21, 2009 at 6:53 AM, John W. Eaton<jwe at octave.org> wrote:
> On 21-Jul-2009, Shai Ayal wrote:
>
> | It's not clear to me exactly what you tried, but panning is done by
> | dragging the mouse, zooming by using the mouse scroll wheel.
>
> Ah.  Duh.  I didn't think to try the scroll wheel.  What if I didn't
> have one?  I was expecting to be able to draw a rectangle and have the
> plot zoom to that region.  Would it be hard to implement something
> like that?
>
This was the previous behavior. I can make it user-definable but I
think we don't have a mechanism for setting backend specific settings,
so we'll have to agree on something before I can proceed.

> | clicking should have no effect
>
> It seems to cause something like
>
>  ca=VALUE
>
> to be printed in the command window.  This looks like handle for the
> current axes object.  Is that just some debugging output?

Yes, it's debugging. I'll try to hunt it down.

Shai