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Re: WCAG 1.4.5 Question


From: Ryan E. Benson
Date: Mar 29, 2012 7:15PM


Did you see: http://www.w3.org/TR/UNDERSTANDING-WCAG20/visual-audio-contrast-text-presentation.html
? I think that link would cover most of your questions.

From Understanding SC 1.4.5
> The intent of this Success Criterion is to encourage authors, who are using
> technologies which are capable of achieving their desired default visual presentation,
> to enable people who require a particular visual presentation of text to be able to
> adjust the text presentation as needed.
To me, it sounds like it means the actual graphics programs a content
author may use because they can't get the look they want (I assume
using CSS or something in comparison). Things like a drop shadow (pre
CSS3) might be one such presentation.
Ryan E. Benson

On Thu, Mar 29, 2012 at 7:49 PM, David Ashleydale < <EMAIL REMOVED> > wrote:
> 1.4.5 Images of Text, states at the beginning, "If the technologies being
> used can achieve the visual presentation, text is used to convey
> information rather than images of text..."
> What is meant by the word "technologies" in this case? Does it mean things
> like HTML, Flash, PDF, etc.? Or does it mean the technology used to create
> the page or file?
> For example, let's say I'm talking about an HTML web page, but the
> technology used to create the page is a software that assembles components
> dynamically. And this software was specifically created to place images on
> web pages, not chunks of HTML.
> Would this be a case where we could say that "the technology being used
> can't achieve the visual presentation", and we pass this guideline? Or, as
> far as this guideline is concerned, is this just an HTML page and HTML
> *is*capable of achieving the visual presentation using regular text,
> so this
> case fails the guideline.
> I guess I'm wondering about the intent of including the "if" clause at the
> beginning of this guideline. They could have just said, "Text *must* be
> used to convey information, rather than images of text..." but they are
> giving an "out" to page authors in some situation. Is my case an example of
> that situation? If not, what would be an example of a "technology that
> can't be used to achieve the visual presentation?
> Thanks,
> David
> > >