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Re: Additional value for the visibility property

From: Ph. Wittenbergh <jk7r-obt@asahi-net.or.jp>
Date: Wed, 9 Jul 2008 10:30:53 +0900
Message-Id: <968997FF-9943-4306-8D2E-0AAC167AAA93@asahi-net.or.jp>
To: W3C Style List <www-style@w3.org>


On Jul 9, 2008, at 8:17 AM, Andrew Fedoniouk wrote:

> While we are on this page (http://www.w3.org/TR/css3-color/#transparency 
>  ) ...
>
> Can we change:
>
> "Conceptually, after the element (including its children) is  
> rendered into an RGBA offscreen image, the opacity setting specifies  
> how to blend the offscreen rendering into the current composite  
> rendering."
>
> to
>
> "Conceptually, after the element (including its *in-flow* children)  
> is rendered into an RGBA offscreen image, the opacity setting  
> specifies how to blend the offscreen rendering into the current  
> composite rendering."
>
> note *in-flow* there.

Why should that be limited to in-flow elements ?

> [...]
>
> Renders in:
> FF3 and Safari - div.kid as not transparent.
> Opera - div.kid as transparent.

In Gecko 1.9 (fx 3) and WebKit, the div.kid _is_ transparent. The  
whole block as one unit is made transparent. In Opera, the parent and  
the kid are made transparent as separate units (I think).

A variant of your test case:
<http://dev.l-c-n.com/css3/ap-opacity3.html>
using a couple of background images to visualise the transparency.

Philippe
---
Philippe Wittenbergh
http://l-c-n.com/
Received on Wednesday, 9 July 2008 01:31:34 GMT

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