[whatwg] Questions about meter element

Ian Hickson ian at hixie.ch
Mon Aug 2 18:27:34 PDT 2010

On Wed, 5 May 2010, Yael.Aharon at nokia.com wrote:
> I have a couple of questions regarding the meter element.
> 1. I could not find the meter element in the tables in 
> http://dev.w3.org/html5/spec/Overview.html#annotations-for-assistive-technology-products-aria. 
> What is the ARIA role for the meter element?

I don't think ARIA currently has one that is appropriate.

> 2. From UA requirements for showing the gauge: When representing a meter 
> element to the user, the UA should indicate the relative position of the 
> actual value to the minimum and maximum values, and the relationship 
> between the actual value and the three regions of the gauge. Considering 
> that the default size of this element is 5em width and 1em height, how 
> should the 3 regions be represented by the UA?

The simplest way is probably a flat bar with the regions coloured (e.g. 
green for the optimal region, red for the regions on the other end, yellow 
for the remaining region if any) and with a black notch showing where the 
value lies.

Ian Hickson               U+1047E                )\._.,--....,'``.    fL
http://ln.hixie.ch/       U+263A                /,   _.. \   _\  ;`._ ,.
Things that are impossible just take longer.   `._.-(,_..'--(,_..'`-.;.'

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