The intent of this Success Criterion is to ensure that visually rendered text, including - text-based controls (text characters that have been displayed so that they can be - seen [vs. text characters that are still in data form such as ASCII]) can be scaled - successfully so that it can be read directly by people with mild visual disabilities, - without requiring the use of assistive technology such as a screen magnifier. Users - may benefit from scaling all content on the Web page, but text is most critical. + controls and labels using text, can be made larger so that it can be read more easily by + people with milder visual impairments, without requiring the use of assistive technology + (such as a screen magnifier). Users may benefit from scaling all content on the Web page, + but text is most critical.
The scaling of content is primarily a user agent responsibility. User agents that satisfy - UAAG 1.0 Checkpoint 4.1 allow users to configure text scale. The author's responsibility is to create Web - content that does not prevent the user agent from scaling the content effectively. + UAAG 1.0 Checkpoint 4.1 + allow users to configure text scale through a number of mechanisms - including zoom (of the entire page's content), + magnification, text-only resizing, and allowing the user to configure a size for rendered text. + The author's responsibility is to create Web content that does not prevent the user agent from scaling the content effectively. Authors may satisfy this Success Criterion by verifying that content does not interfere with user agent support for resizing text, including text-based controls, or by providing direct support for resizing text or changing the layout. An example of direct support might be via server-side script that can be used to assign different style sheets.
+ +Content satisfies the Success Criterion if it can be scaled up to 200% using at least one text scaling + mechanism supported by user agents.
+ -If the author is using a technology whose user agents do not provide zoom support, - the author is responsible for providing this type of functionality directly or for - providing content that works with the type of functionality available in the user agent. - If the user agent doesn't provide zoom functionality but does let the user change the +
If the author is using a technology whose user agents do not provide support for specific text scaling mechanisms, + the author is responsible for providing this type of functionality directly, or providing + content that works with the type of functionality provided by the user agent. For instance, if the + user agent doesn't provide full-page zoom functionality, but does let the the user change the + text size, the author is responsible for ensuring that the content remains usable when the text is resized.
@@ -62,7 +67,7 @@Content satisfies the Success Criterion if it can be scaled up to 200%, that is, up +
Content satisfies the Success Criterion if it can be scaled up to 200% - that is, up to twice the width and height. Authors may support scaling beyond that limit, however, as scaling becomes more extreme, adaptive layouts may introduce usability problems. For example, words may be too wide to fit into the horizontal space available to them, @@ -77,7 +82,7 @@
Ensuring that text containers resize when the text resizes AND using measurements that are relative to other measurements in the content by using one or more of the following techniques:
-Techniques for relative measurements
-Techniques for text container resizing
- -The intent of this Success Criterion is to ensure that visually rendered text is presented in such a manner that it can be perceived without its layout interfering with its readability. People with some cognitive, language and learning disabilities @@ -69,13 +67,12 @@
The resizing provision ensures that visually rendered text (text characters that have - been displayed so that they can be seen [vs. text characters that are still in data - form such as ASCII]) can be scaled successfully without requiring that the user - scroll left and right to see all of the content. When the content has been authored - so that this is possible, the content is said to reflow. This permits people with - low vision and people with cognitive disabilities to increase the size of the text - without becoming disoriented. +
The resizing provision ensures that visually rendered text, including + controls and labels using text, can be made larger without requiring the user to then + scroll left and right to see all of the content. When the content has been authored + so that this is possible, the content is said to reflow. This permits people with + low vision and people with cognitive disabilities to increase the size of the text + without becoming disoriented.
The scaling of content is primarily a user agent responsibility. User agents that @@ -111,12 +108,11 @@
This Success Criterion helps low vision users by letting them see text without distracting presentational features. It lets them configure text in ways that will be easier for them to see by letting them control the color and size of blocks of text. @@ -127,22 +123,17 @@
Examples of glyphs include "A", "→" (an arrow symbol), and "さ" (a Japanese character).
-- Instructions: Since this is a multi-part success criterion, you must satisfy one of the numbered items for each of the requirements below.
- G146: Using liquid layout AND using measurements that are relative to other measurements in the content by using one or more of the following techniques:
-