Re: progress reporting, was Re: [Rosegarden-devel] File save problem found

[Guillaume L. <gla...@te...>]

On Saturday 10 August 2002 12:03, Chris Cannam wrote:

> Then that's how.  The dialog is always constructed, but only
> shown when the operation has taken a while.

*sigh*. I should never commit "clever" patches when I'm at work.

> > Do you think it would be feasible to relayout only the visible part,
>
> No.
>
> At least, it may be possible but it's not easy and it's not an
> immediate solution to this problem.

Agreed. But you have to admit the sheer difficulty of it and the potentially 
slickness of the result makes it attractive, doesn't it ? :-)

> > I was also planning to toy with caching pixmaps in
> > the pixmap factory.
>
> Yeah, I've thought about that at various stages.  For example,
> rests are cached.  I considered cacheing notes if they don't
> have beams and things, but all of that is somewhat complicated
> by the note styles.

At least there should be some decent amount of sharing when two notation 
windows are editing the same segment.

> for no particular gain, what we could _really_ do with is a
> decent go at fine-grained profiling of exactly where the time
> goes in re-rendering.

Yup. I'll commit a timer class in base.

-- 
					Guillaume.
					http://www.telegraph-road.org