[GRASS5] Zoom

[Markus Neteler]

On Tue, Apr 16, 2002 at 12:42:42PM -0400, Helena Mitasova wrote:
> Radim
> 
> I was one of the advocates for the change in d.zoom. However at this point
> I would suggest just to change the buttons for unzoom and quit to make it
> consistent with other GRASS d.* programs. Your suggestions are very good but
> as
> I understand it there is only few days left before the release and that is
> not enough for testing.

Helena,

I have tested that - the change of key assignment should be "trivial"
since no zoom code is changed. 
 
> It would be good to hear from others,

I do not foresee problems. Perhaps someone can test in lat/long.

Markus

> Blazek wrote:
> 
> > Hi,
> >
> > it was already mentioned in grass list few times, that d.zoom could be
> > modified, because I also think so, here is my proposal how to do that:
> >
> > Prerequisities (for discussion):
> > 1. Most improtant zoom operations:
> >    - zoom in by window
> >    - zoom out by point
> >    - pan by point
> > 2. Right button used for "Quit/Go to upper menu". Right button is already
> >    used for quit by many functions in v.digit.
> > 3. d.zoom and Zoom in v.digit must be identical.
> > 4. Menu should not have more than 2 levels, more levels are confusing.
> > 5. No need to ask always user if he realy wants to do what he already
> >    selected.
> >
> > Proposed behaviour for d.zoom:
> >
> > Main menu:
> > L:Zoom menu
> > M:Pan
> > R:Quit
> >
> > Zoom menu - Mode 1:
> > L: 1. corner + switch to mode 2.
> > M: Unzoom
> > R: Main menu
> >
> > Zoom menu - Mode 2:
> > L: 1. corner (reset)
> > M: 2. corner
> > R: Main menu
> >
> > This (or something better) should be done before 5.0.0 release, I think.
> >
> > Modified module is here:
> > http://mpa.itc.it/radim/g50/d.zoom2.tar.gz
> > and precompiled version for Linux/i386:
> > http://mpa.itc.it/radim/g50/d.zoom2
> >
> > Radim
> >
> > _______________________________________________
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> > grass5 at grass.itc.it
> > http://grass.itc.it/mailman/listinfo/grass5
> 
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