W3C home > Mailing lists > Public > www-style@w3.org > January 2010

Re: Making pt a non-physical unit

From: Ambrose LI <ambrose.li@gmail.com>
Date: Fri, 15 Jan 2010 16:24:37 -0500
Message-ID: <af2cae771001151324k260783asc19d227f4fb69406@mail.gmail.com>
To: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Cc: robert@ocallahan.org, David Singer <singer@apple.com>, Brad Kemper <brad.kemper@gmail.com>, "Tab Atkins Jr." <jackalmage@gmail.com>, www-style <www-style@w3.org>
2010/1/15 Giuseppe Bilotta <giuseppe.bilotta@gmail.com>

> On Fri, Jan 15, 2010 at 9:25 PM, Robert O'Callahan <robert@ocallahan.org>
> wrote:
> > On Sat, Jan 16, 2010 at 7:50 AM, David Singer <singer@apple.com> wrote:
> >>
> >> a) on most screens a CSS pixel and a device pixel normally match
> >> b) on most physical screens, actual lengths and CSS lengths (for
> example,
> >> inch) normally match;  exceptions include at least the case where there
> is
> >> no physical surface at all (projection glasses)
> >> c) there are 96 CSS pixels to the CSS inch.
> >
> >
> > b) loses.
>
> Agreed, modulo setting in the UAs to choose a default zoom that
> prefers b) over a).
>
>
I actually expect (b), though I know that (b) is not achievable because even
word processors and page layout programs can't do it correctly.



-- 
cheers,
-ambrose
Received on Friday, 15 January 2010 21:25:09 GMT

This archive was generated by hypermail 2.3.1 : Tuesday, 26 March 2013 17:20:23 GMT