Re: @alt descriptions for Thing Descriptions

Long descriptions? Nah, we killed those with HTML 5, right? Who needs
those! <grin>

On a serious note, should we be recommending these be SVG so that we can
use accessible SVG and someone can actually explore the relationship
matrix directly?

Joshue O Connor writes:
> On 13/06/2019 15:03, Janina Sajka (janina@rednote.net) wrote:
> 
> > Hey, Josh:
> > 
> > +APA list
> > 
> > So, you're more the expert on WCAG requirements for such "things, ..."
> > ----- Sorry, couldn't resist!
> 
> Boom Boom!
> 
> 
> > Question: Are these detailed in the text otherwise provided by the spec?
> 
> Not really, or at least the visual representation shows how objects, classes
> and instances of same relate to each other.
> 
> There are lots of nodes and arrows showing relationships. I'll have a go at
> abstracting them out and will forward to the list.
> 
> 
> > If so, simply giving good alt should be sufficient,
> 
> These are for sure in the @longdesc section *grin.
> 
> Thanks
> 
> Josh
> 
> 
> > 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)
> > > 
> -- 
> 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 14:18:01 UTC