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Re: New draft MWABP (17th Sept 09)

From: Adam Connors <adamconnors@google.com>
Date: Tue, 22 Sep 2009 10:30:18 +0100
Message-ID: <393b77970909220230o73f43dfbr3dc52a2378f54f97@mail.gmail.com>
To: Bruce Lawson <brucel@opera.com>
Cc: Mobile Web Best Practices Working Group WG <public-bpwg@w3.org>
Thanks Bruce. Both good points. Will update.

On Tue, Sep 22, 2009 at 10:29 AM, Bruce Lawson <brucel@opera.com> wrote:

> On Mon, 21 Sep 2009 21:41:00 +0100, Adam Connors <adamconnors@google.com>
> wrote:
>
>  New draft uploaded:
>>
>>
>> http://www.w3.org/2005/MWI/BPWG/Group/Drafts/BestPractices-2.0/ED-mobile-bp2-20090917
>>
>> Major changes:
>>
>
>
>  - Added text on Canvas & SVG.
>>
>
>
> "Canvas is best suited for cases where a static bitmap is sufficient (e.g.
> drawing a scatter-chart, visual effects, reflections etc).
>
> In most cases Canvas is faster and should be preferred if it meets
> requirements."
>
> I think we should explicitly call out that canvas is currently
> inaccessible, as it's just pixels and there is  no DOM for assistive
> technologies to interrogate. It's a moving <img> tag. So it should be used
> for decoration, or supplementing information on the screen, not as the sole
> way of conveying information.
>
> 3.5.10.2 How to do it
>
> See http://www.w3schools.com/tags/html5_canvas.asp for information on how
> to use the Canvas tag.
>
> I don't think we should link to w3schools as we shouldn't "bless" one
> single commericial site; the spec for canvas is at
> http://dev.w3.org/html5/spec/Overview.html#the-canvas-element which is
> where I believe we should link to.
>
>  - Added text and reference for ARIA.
>>
>
> Groovy.
>
Received on Tuesday, 22 September 2009 09:31:03 UTC

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