Re: @alt descriptions for Thing Descriptions

Hey, Josh:

+APA list

So, you're more the expert on WCAG requirements for such "things, ..."
----- Sorry, couldn't resist!

Question: Are these detailed in the text otherwise provided by the spec?
If so, simply giving good alt should be sufficient, right? Else, yes
please!

Best,

Janina

Joshue O Connor writes:
> Hi Janina,
> 
> I'm reviewing the Thing Description in more detail and have looked at the
> figures contained in it. There are ~5.
> 
> The @alt for 4 of them is 'UML diagram of the TD information model for the
> hypermedia controls vocabulary' and they represent:
> 
> Figure1TD core vocabulary,
> Figure2JSON schema vocabulary
> Figure3WoT security vocabulary
> Figure4Hypermedia controls vocabulary
> 
> Do you want me to write up in detail the UML descriptions?
> 
> They take the form:
> 
> <example>
> 
> Thing (linking to Form/Link/Multilanguage/VersionInfo)
> 
> @context :anyURL (or Array)
> 
> @type: string
> 
> id: anyURI
> 
> [...]
> 
> </example>
> 
> They are a little gnarly to describe but I can do it if you need it.
> 
> Whereas one of them represents a representation of a 'TD Serialization, TD
> and Thing on a light switch example' which is again a JSON type
> visualisation.
> 
> Ok, it will take a little time, but that's ok if its helpful to you.
> 
> Josh
> 
> -- 
> Emerging Web Technology Specialist/A11y (WAI/W3C)
> 

-- 

Janina Sajka

Linux Foundation Fellow
Executive Chair, Accessibility Workgroup:	http://a11y.org

The World Wide Web Consortium (W3C), Web Accessibility Initiative (WAI)
Chair, Accessible Platform Architectures	http://www.w3.org/wai/apa

Received on Thursday, 13 June 2019 14:04:00 UTC