On Mon, 17 Feb 2014, Rik Cabanier wrote: > > Were those use cases posted to this list?
I'm sure some were. Your typical use case would be something like a graph, a game menu, a fractal explorer, and so on. > So, you wouldn't want the same limitations as for regular HTML elements? Not sure what you mean. The rules for addHitRegion() match the regular <canvas> content model. > http://www.whatwg.org/specs/web-apps/current-work/#wai-aria This seems orthogonal to the issue of addHitRegion()... I'm not sure I follow the relevance here. > The canvas fallback content could be what is exposed to the user so it > might be painful for the author to match it up with hit regions. Not sure what you mean here. Can you elaborate? Maybe an example would help. > I agree that relaxing it to any element could allow non-sense. Is there > a clear definition of what is disallowed or allowed in HTML? I couldn't > find it in the spec. Allowed or disallowed in what sense? If you mean the content models, the specification has elaborate text describing the rules; you can find the introduction to content models here: http://whatwg.org/html#content-models -- Ian Hickson U+1047E )\._.,--....,'``. fL http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,. Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.'