Re: [Audacity-quality] Selection inconsistency with snap-to

[Al D. <bus...@gm...>]

On Tuesday 02 February 2010 11:51:34 Bill Wharrie wrote:
> On 1-Feb-10, at 5:25 PM, Al Dimond wrote:
> > - You get snaps to clip boundaries, labels, etc., that align
> > exactly with the time grid (you can zoom in close, create one
> > label aligned to a film frame and one not, zoom out far, and if
> > you're snapping to film frames you'll be able to snap to the
> > aligned one).
> 
> Perfect.
> 
> > - Using the right and left arrow keys to move the cursor and
> > expand/contract selections works reasonably in snap-to mode -- it
> > always aligns with the grid, always moves at least one pixel,
> > always moves at least one grid space. Previously this did not
> > work well at all.
> 
> Perfect.
> 
> > - BUT: snapping to the time grid only happens when manipulating
> > the selection with the mouse or keyboard. Previously snapping
> > happened any time the selection was modified; in order to get
> > reasonable behavior with the other snaps considered I had to
> > restructure things so that wouldn't happen. I think these changes
> > are improvements.
> >
> >
> > Double-click
> > a clip and the clip is always exactly selected, even if it's not
> > aligned with the grid.
> 
> That makes sense to me.
> 
> > And that problem when you use the time-shift
> > tool on selected clips and the selection flies off the screen is
> > gone.
> 
> Nice.
> 
> > And if you use Find Zero Crossings that won't be affected by
> > snapping anymore.
> 
> That makes sense as well.
> 
> > But I might not have noticed everything that changed. Are
> > there any times where the selection is altered but not by
> > clicking, dragging, or using the keyboard, where it's important
> > that the selection snaps to the grid?
> 
> Yes, by using the Selection Toolbar. But I don't know if this is a
> change, i.e. if setting the length of a selection using the "End/
> Length" box ever triggered the snap-to-edge yellow line. And I
>  don't know if we care if it does.
> 

In the past, setting selection length with the selection toolbar 
hasn't caused yellow lines to appear (same is true with manipulating 
the cursor/selection with the keyboard). That might be a nice feature. 
I'll see if there's a reasonably sane way to implement it.

In the meantime I'll commit what I have; if anything is bad let me 
know. Thanks!

 - Al

> -- Bill
> 
> 
> -------------------------------------------------------------------
> ----------- The Planet: dedicated and managed hosting, cloud
>  storage, colocation Stay online with enterprise data centers and
>  the best network in the business Choose flexible plans and
>  management services without long-term contracts Personal 24x7
>  support from experience hosting pros just a phone call away.
>  http://p.sf.net/sfu/theplanet-com
> _______________________________________________
> Audacity-quality mailing list
> Aud...@li...
> https://lists.sourceforge.net/lists/listinfo/audacity-quality
>