- From: Patrick H. Lauke <patrickl@opera.com>
- Date: Thu, 04 Feb 2010 18:08:35 +0000
- To: UAWG list <w3c-wai-ua@w3.org>
Resending, in case it got lost in the aether... On 04/02/2010 15:49, Patrick H. Lauke wrote: > Guideline 3.1 Provide access to alternative content. > > 3.1.1 *** Discoverability *** of Alternative Content: Provide a global > option for the user to *** receive visual or auditory cues in the > presence of *** alternatives to rendered content (e.g. *** visual icons > rendered in proximity of content which has *** short text alternatives, > long descriptions, captions, *** and a mechanism for the user to access > this alternative content ***). > > 3.1.2 Configurable Default Rendering: Provide the user with the global > option to set which type of alternative to render by default *** and, in > cases where the alternative content has different dimensions than the > original content, how the layout/reflow of the document should be > handled. *** (Level A) > > 3.1.3 Browse and Render: The user can browse the alternatives and render > them according to the following (Level A): > > (a) synchronized alternatives for time-based media (e.g., captions, > audio descriptions, sign language) can be rendered at the same time as > their associated audio tracks and visual tracks, and > (b) non-synchronized alternatives (e.g., short text alternatives, long > descriptions) can be rendered as replacements for the original rendered > content. If the new item has different dimensions, then a user option > controls whether the dimensions of the original content are used > ***(including an indication of, and accessible scrolling or expansion > mechanism for, alternative content in cases where the alternatives > exceed these original dimensions) *** or the dimensions of the new > content, which will cause the document to reflow accordingly. > > 3.1.4 Available Programmatically: If an alternative *** is contained in > the current document (e.g., a short text alternative, not requiring an > additional server request) ***, then it is available programmatically, > even when not rendered. (Level A) @@@ this may need further rewording, > but I think it's more in line with what we mean? not just limited to > plain text? @@@ > > 3.1.5 Rendering Alternative (Enhanced): Provide the user with the global > option to configure a cascade of types of alternatives to render by > default, in case a preferred type is unavailable. (Level AA) @@@ does > this need repeating the "if different dimensions" bit? it should already > be covered by Level A requirements above @@@ -- Patrick H. Lauke Web Evangelist Developer Relations Team Opera - http://www.opera.com
Received on Thursday, 4 February 2010 18:09:22 UTC