[Gambas-user] gb.util: Unit conversions

[adamnt42 at ...626...]

On Sun, 26 Apr 2015 09:34:42 +0200
Charlie Reinl <Karl.Reinl at ...2345...> wrote:

> 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
> 
> 
Conversely, why re-invent the wheel?

http://www.unitconversion.org/index.html

hth
bruce


-- 
B Bruen <adamnt42 at ...3379... (sort of)>