[Gambas-user] gb.util: Unit conversions
Charlie Reinl
Karl.Reinl at ...2345...
Sun Apr 26 09:34:42 CEST 2015
Am Samstag, den 25.04.2015, 23:13 +0200 schrieb Tobias Boege:
> On Sat, 25 Apr 2015, Beno?t Minisini wrote:
> > Le 20/04/2015 23:28, Tobias Boege a ?crit :
> > > Hi Benoit,
> > >
> > > I have a quick feature suggestion for gb.util: when working with components
> > > like gb.cairo which partially uses millimeters (e.g. CairoPdfSurface._new)
> > > to measure things, it would be nice to have a global module from somewhere
> > > official which implements those unit conversions.
> > >
> > > I am myself always uncertain with "graphical" units and if they could under
> > > any circumstances depend on resolutions or not. A bunch of working methods
> > > would be nice and gb.util is the right place for that it seems.
> > >
> > > Regards,
> > > Tobi
> > >
> >
> > I don't see what conversion you need exactly. Can you be more precise?
> >
>
> Things like px <-> mm <-> in. I'm sure there are a lot more unit conversions
> that people may find useful. Although I'm not sure anymore if it's a good
> idea to put those into a component, because it's basically multiplying by
> some constant... The thing is simply that these constants are not easy to
> memorise and sometimes they depend on some resolution or other factors of
> which people like me aren't aware. A conversion function in a component,
> once written by a clever person would come to the rescue then.
>
> Regards,
> Tobi
>
Salut,
what's about a conversions page on gambaswiki.org?
That would be one page about measure conversion more in the net, but
easy to find for gambas coder.
--
Amicalement
Charlie
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