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[] (0) Update guidance on writing alt='' text for markup generators t…

…o handle image links.

git-svn-id: http://svn.whatwg.org/webapps@2479 340c8d12-0b0e-0410-8428-c7bf67bfef74
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1 parent 6ff8350 commit a392acaed25ea2873668e25fd66faabb93c4adb4 @Hixie Hixie committed
Showing with 14 additions and 4 deletions.
  1. +7 −2 index
  2. +7 −2 source
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9 index
@@ -15330,6 +15330,11 @@ href="?audio"&gt;audio&lt;/a&gt; test instead.)&lt;/p&gt;</pre>
users. However, it is recognised that in many cases, this will not
be possible.</p>
+ <p>For images that are the sole contents of links, markup generators
+ should examine the link target to determine the title of the target,
+ or the URL of the target, and use information obtained in this
+ manner as the alternative text.</p>
+
<p>As a last resort, implementors should either set the <code title=attr-img-alt><a href=#attr-img-alt>alt</a></code> attribute to the empty string, under
the assumption that the image is a purely decorative image that
doesn't add any information but is still specific to the surrounding
@@ -15337,8 +15342,8 @@ href="?audio"&gt;audio&lt;/a&gt; test instead.)&lt;/p&gt;</pre>
altogther, under the assumption that the image is a key part of the
content.</p>
- <p>Markup generators should generally avoid using the image's file
- name as the alternative text.</p>
+ <p>Markup generators should generally avoid using the image's own
+ file name as the alternative text.</p>
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9 source
@@ -16365,6 +16365,11 @@ href="?audio">audio&lt;/a> test instead.)&lt;/p></pre>
users. However, it is recognised that in many cases, this will not
be possible.</p>
+ <p>For images that are the sole contents of links, markup generators
+ should examine the link target to determine the title of the target,
+ or the URL of the target, and use information obtained in this
+ manner as the alternative text.</p>
+
<p>As a last resort, implementors should either set the <code
title="attr-img-alt">alt</code> attribute to the empty string, under
the assumption that the image is a purely decorative image that
@@ -16373,8 +16378,8 @@ href="?audio">audio&lt;/a> test instead.)&lt;/p></pre>
altogther, under the assumption that the image is a key part of the
content.</p>
- <p>Markup generators should generally avoid using the image's file
- name as the alternative text.</p>
+ <p>Markup generators should generally avoid using the image's own
+ file name as the alternative text.</p>

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