- From: Charles Pritchard <chuck@jumis.com>
- Date: Wed, 31 Aug 2011 16:46:57 -0700
- To: Karl Dubost <karld@opera.com>
- CC: "www-style@w3.org Style" <www-style@w3.org>, Anselm Hannemann - Novolo Designagentur <anselm@novolo.de>, WHATWG List <whatwg@whatwg.org>
On 8/31/2011 2:32 PM, Karl Dubost wrote: > Anselm, > (setting reply-to on www-style) > > Seen this today, to remind people that it is not just > something up in the air. People need it. > http://www.webmonkey.com/2011/08/speed-up-your-responsive-designs-with-adaptive-images/ > > I wonder if it could be handled by CSS in fact. > I guess Anselm, you could ask there. > On the www-style mailing-list, Charles proposed [1] > > content: url(img.jpg) replaced; Oh, that's not my proposal, that syntax was brought up by Tab Atkins. It's already available. I was looking into how to handle <img [no source] style="background: url(..)" /> It may work with the following, now, or at some point in the future: <img style="content: replaced; background-color: ...;" /> I'd proposed visibility: content-hidden; to be used with background and border. > I'm not sure I fully understand the proposal > but we can imagine something that could fit nicely > with the CSS Generated Content Module Level 3 [2] > > <img class="responsive" src="http://example.org/foo" alt="wiizz"/> > > and then the CSS > > > @media screen and (min-width:550px) and (max-width:960px) { > img.responsive { > url(http://example.org/foobis) replaced;} > } > @media screen and (min-width:240px) and (max-width:549px) { > img.responsive { > url(http://example.org/footer) replaced;} > } > > > [1]: http://www.w3.org/mid/4E5D4A46.7000103@jumis.com > [2]: http://dev.w3.org/csswg/css3-content/#replacedContent Keep in mind that min-device-pixel-ratio is also useful to monitor. Set image dimensions in the css style to prevent reflowing.
Received on Wednesday, 31 August 2011 23:47:30 UTC