W3C home > Mailing lists > Public > www-style@w3.org > January 2016

Re: [css-sizing] default object size for intrinsic sizes of replaced elements

From: David Vest <davve@opera.com>
Date: Wed, 27 Jan 2016 08:57:24 +0100
Message-ID: <CAHsiBXvEVcxSYRThKMta7yJptmkfCiXaEZo-64sBowFJLwk9BA@mail.gmail.com>
To: "Tab Atkins Jr." <jackalmage@gmail.com>
Cc: www-style list <www-style@w3.org>
On Tue, Jan 26, 2016 at 8:48 PM, Tab Atkins Jr. <jackalmage@gmail.com> wrote:
> Inline SVG counts as a replaced element for the layout algorithm;
> <https://drafts.csswg.org/css-images/#object-sizing-examples> says
> that the sizing of replaced elements are defined in 2.1. In
> particular, this is defined in
> <https://www.w3.org/TR/CSS21/visudet.html#inline-replaced-width>
> (section 10.3.2, the first link in the replaced elements example in
> Images).  This case is technically undefined (browsers were
> inconsistent at the time we were finalizing 2.1),

Seems reasonable to make this defined by some CSS spec now? WebKit,
Blink and Firefox have all implemented it. Testing in Edge, it seems
to work there too (Have no IE close by, but I don't think it works

> but the suggestion is that replaced elements with an aspect ratio
> "act like blocks" (more or less) to determine their width, and the
> height is calculated from that and the aspect ratio.

So what does this mean to the preferred widths in this case? Do you
mean they just follow the actual width and be recomputed whenever the
container width changes?

Received on Wednesday, 27 January 2016 07:57:56 UTC

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