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Re: [css3-background] CSS Image Replacement

From: Giovanni Campagna <scampa.giovanni@gmail.com>
Date: Thu, 4 Jun 2009 18:03:47 +0200
Message-ID: <65307430906040903u23f4f6fx4bbd6163859f0f93@mail.gmail.com>
To: Alexis Deveria <adeveria@gmail.com>
Cc: www-style@w3.org
2009/6/4 Alexis Deveria <adeveria@gmail.com>:
> On Thu, Jun 4, 2009 at 11:22 AM, fantasai <fantasai.lists@inkedblade.net> wrote:
>> Alexis Deveria wrote:
>>>
>>> Any designers on this list are probably familiar with the concept of
>>> CSS image replacement. The use case is that people wish to replace
>>> text (often a logo or a header) with an image using CSS. There are a
>>> variety of ways to achieve this currently [1], but all have certain
>>> drawbacks that either hamper accessibility in some situations, or
>>> require additional markup.
>>>
>>> Is anyone familiar with a solution to this problem that can be
>>> achieved through some CSS3 module? (most likely in Backgrounds and
>>> Borders [2]) Going through the current spec, I wasn't able to find
>>> one.
>>
>> How about
>>
>> #header {
>>  content: url(header.png), contents;
>> }
>>
>> <h1 id="header">My Pretty Header</h1>
>
> Ah, didn't realize was possible, cool! That does indeed solve the use
> case in theory. However, without the positioning options the
> background-image property offers, this solution does not allow for
> sprites, which may be an issue for some authors. There may also be
> other benefits of using background-image, so ideally it would still be
> nice to be able to include them.

1) As Bert Bos pointed out recently, sprites are out of scope of CSSWG
http://lists.w3.org/Archives/Public/www-style/2009Jun/0019.html

2) There is an image-position property (that may be renamed
content-position) in CSS Paged Media Module Level 3
http://dev.w3.org/csswg/css3-page/#propdef-image-posn

> Thanks,
>
> Alexis Deveria
> http://a.deveria.com
>
>

Giovanni
Received on Thursday, 4 June 2009 16:04:21 GMT

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