Re: [css-device-adapt] Units

On Mon, 29 Oct 2012 00:53:20 +0100, Christiansen, Kenneth R  
<kenneth.r.christiansen@intel.com> wrote:

>
> I think it would make sense to disallow these within the @viewport rule.

Or resolve the values against the initial viewport. "width: 2vw" would be  
the same as "width: 200%".

>
>
> Kenneth
>
>
> From: fremycompany_pub@yahoo.com [mailto:fremycompany_pub@yahoo.com] 
> Sent: Sunday, October 28, 2012 6:34 AM
> To: CSS WG; Christiansen, Kenneth R; Øyvind Stenhaug
> Subject: RE: [css-device-adapt] Units
>
>
> While we are at it, I’ve discovered an issue with CSS-Device-Adapt :  
> there’s nothing preventing you to specify >the @viewport { width }  
> declaration in viewport units (vh,vw,vmin,vmax).
>
> However, those units are ill-defined in the @viewport rule since the  
> width isn’t properly computed at this time.
>
>
> @viewport { width: 2vw; }
>
>
> In the only browser supporting both @viewport and Viewport Units (IE10),  
> the declaration is causing weird >rounding issues for viewport units  
> later in the document so this clearly has border-effects proving it’s  
> not >completely ignored (even if the browser didn’t enter in a loop  
> incrementing the viewport width at each relayout >operation).
>
>
> To make things simpler, I propose to invalidate the use of Viewport  
> Units in the Viewport AtRule.

-- 
Rune Lillesveen