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Re: Insights on Text Resizing


From: Jeevan Reddy
Date: Nov 19, 2010 2:12AM

On Fri, Nov 19, 2010 at 11:59 AM, Jeevan Reddy
< <EMAIL REMOVED> >wrote:

> Hi Vivek,
> I've no idea is there any tool in IE to do this job.
> You can Try Color Zilla addon for firefox, it'll help you to
> resize web page from 20% to 1000%
> And also it'll allow you to analyze different color aspects.
> Here is the Download URL:
> https://addons.mozilla.org/en-US/firefox/addon/271/
> Cheers,
> Jeevan,
> Accessibility Engineer,
> Onya Digital Solutions, Bangalore,
> Cell: +91 8050761380.
> On Fri, Nov 19, 2010 at 2:00 AM, Marco Maertens < <EMAIL REMOVED> >wrote:
>> Hi,
>> I'm not sure that testing both text zoom and page zoom is necessary. Since
>> page zooming is the equivalent of using screen magnification, there
>> shouldn't be an effect on the overall functionality (I know, I know,
>> "shouldn't").
>> I think the intent and the far bigger concern is when text is zoomed, but
>> everything else stays the same. Here, Firefox's Zoom Text Only -- as
>> mentioned by Dawn -- is very helpful. Is there "overflow: hidden" that
>> truncates text? Were heights or widths relying on default rendering sizes of
>> text such that the layout is inoperably altered?
>> -Marco.
>> Marco Maertens
>> Web Developer and Accessibility Specialist
>> Empathy Lab
>> 610-572-2371
>> -----Original Message-----
>> From: <EMAIL REMOVED> [mailto:
>> <EMAIL REMOVED> ] On Behalf Of Terrill Bennett
>> Sent: Thursday, November 18, 2010 15:13
>> To: WebAIM Discussion List
>> Subject: Re: [WebAIM] Insights on Text Resizing
>> I've always thought that zoom is different than changing the text size.
>> Zoom affects all content including images, while changing text size affects
>> only the text. Some user agents allow for control of the text size without
>> zooming, other agents offer only zoom. Therefore, both methods need to be
>> tested.
>> Am I wrong?
>> In "Examples of Success Criterion 1.4.4" it gives one example where the
>> user increases text size from 1em to 1.2em, and another example where the
>> user zooms:
>> http://www.w3.org/TR/UNDERSTANDING-WCAG20/visual-audio-contrast-scale.html#visual-audio-contrast-scale-examples-head
>> Take, for example:
>> http://www.visionaustralia.org.au/
>> Click on the "Change text size" link at the top. Find the link for the
>> largest font size. When you click, watch the graphic logo in the upper left
>> corner - it does not change size, nor do the printer icons on the right of
>> the page.
>> Change the text size back to standard. Now zoom using your browser.
>> See the images and all other content scale.
>> There are developer toolbars for most popular browsers. If I'm testing a
>> site that doesn't have a "change text size control," I usually open the
>> developer toolbar, click on the body tag, and change the font-size to twice
>> whatever I find there. So, if the current size says 2em, I change it to 4em.
>> If nothing is there, I add "font-size:200%". Text should now be at 200%.
>> Depending on the site, not all text may change. For example, perhaps the
>> H2 elements didn't change. So using the "inspect element" tool, I click on
>> an H2 element, and double the size for that element. If this is the case,
>> you shouldn't have to resize every element to get an idea if the site is
>> going to scale successfully.
>> It may not be a perfect solution, but necessity is the mother of invention
>> - and I haven't found tools available for every browser that allows setting
>> the text to a specific size.
>> -- terrill --
>> At 10:40 AM 11/18/2010, you wrote:
>> >IE will not take you up to 200% zoom with its standard controls.
>> >In Firefox, go to View>Zoom and check Zoom Text Only. Starting from
>> >the base zoom level, press Ctrl + 6 times to get to 200% zoom level.
>> >There is also an add-on called No-Squint if you'd rather do that.
>> >
>> >----------------------------------------
>> >Sent: 18 November 2010 13:07
>> >Subject: [WebAIM] Insights on Text Resizing
>> >
>> >Need some insights on the text resizing success criteria of WCAG 2.0.
>> >As per WCAG 2.0, the page should be readable and functional even when
>> >the font size is doubled. In this context, by how much percentage does
>> >IE increases the font size when we change it from medium - larger and
>> >larger - largest using the options provided in text size.
>> >
>> >I'm trying to find out, how to quantify the term doubling (200 percent)
>> >the size? Can we measure it? I tried some toolbars for it, but did not
>> >get what I'm looking for. Is there any other better way to look at this?
>> >
>> >peace, veiky
>> >
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