[css-text-decor-3] Per WG resolution, make text-decoration *not* skip m/b/p of decorating elements' descendants.

Author: tabatkins

css-text-decor-3/Overview.html

@@ -348,14 +348,15 @@ <h2 id=line-decoration><span class=secno>2. </span> Line Decoration:
    out-of-flow descendants, nor to the contents of atomic inline-level
    descendants such as inline blocks and inline tables.
 
-  <p>By default underlines, overlines, and line-throughs are applied only to
-   text (including white space, letter spacing, and word spacing): margins,
-   borders, and padding are skipped. Elements containing no text, such as
-   images, are likewise not decorated. The ‘<a
+  <p> By default underlines, overlines, and line-throughs are applied only to
+   non-replaced inline boxes, and are drawn over all text (including white
+   space, letter spacing, and word spacing). Elements containing no text,
+   such as images, are not decorated. The ‘<a
    href="#text-decoration-skip"><code
    class=property>text-decoration-skip</code></a>’ property can be used to
    modify this behavior, for example allowing inline replaced elements to be
-   underlined or requiring that white space be skipped.
+   underlined or requiring that white space be skipped. Margins, borders, and
+   padding of the element originating the decoration are always skipped.
 
   <p>In determining the position and thickness of text decoration lines, user
    agents may consider the font sizes and dominant baselines of descendants,
@@ -711,7 +712,7 @@ <h3 id=text-decoration-skip-property><span class=secno>2.5. </span> Text
     <tr>
      <th><a href="#values">Value</a>:
 
-     <td>none | [ objects || spaces || ink || edges ]
+     <td>none | [ objects || spaces || ink || edges || box-decoration ]
 
     <tr>
      <th>Initial:
@@ -785,14 +786,22 @@ <h3 id=text-decoration-skip-property><span class=secno>2.5. </span> Text
     content edge of the decorating element so that, e.g. two underlined
     elements side-by-side do not appear to have a single underline. (This is
     important in Chinese, where underlining is a form of punctuation.)
-  </dl>
 
-  <p class=issue>Do we need a value that <em>doesn't</em> skip margins and
-   padding?
+   <dt><dfn id=box-decoration
+    title="text-decoration-skip:box-decoration">‘<code
+    class=css>box-decoration</code>’</dfn>
+
+   <dd> Skip over the box's margin, border, and padding areas. Note that this
+    only has an effect on decorations imposed by an ancestor.
+  </dl>
 
   <p class=note>Note that this property inherits and that descendant elements
    can have a different setting.
 
+  <p class=note> Note that CSS 2.1 required skipping margins, borders, and
+   padding always. In this level, by default only the margins, borders, and
+   padding of the <i>decorating element</i> are skipped.
+
   <h4 id=text-underline-position-property><span class=secno>2.5.1. </span>
    Text Underline Position: the ‘<a href="#text-underline-position"><code
    class=property>text-underline-position</code></a>’ property</h4>

css-text-decor-3/Overview.src.html

@@ -185,14 +185,14 @@ <h2 id="line-decoration">
     out-of-flow descendants, nor to the contents of atomic inline-level
     descendants such as inline blocks and inline tables.
 
-  <p>By default underlines, overlines, and line-throughs are applied only
-    to text (including white space, letter spacing, and word spacing):
-    margins, borders, and padding are skipped. Elements containing
-    no text, such as images, are likewise not decorated.
-    The 'text-decoration-skip'
-    property can be used to modify this behavior, for example allowing
-    inline replaced elements to be underlined or requiring that white
-    space be skipped.
+  <p>
+    By default underlines, overlines, and line-throughs are applied only to non-replaced inline boxes,
+    and are drawn over all text (including white space, letter spacing, and word spacing).
+    Elements containing no text, such as images, are not decorated.
+    The 'text-decoration-skip' property can be used to modify this behavior, 
+    for example allowing inline replaced elements to be underlined 
+    or requiring that white space be skipped.
+    Margins, borders, and padding of the element originating the decoration are always skipped. 
 
   <p>In determining the position and thickness of text decoration lines,
     user agents may consider the font sizes and dominant baselines of
@@ -444,7 +444,7 @@ <h3 id="text-decoration-skip-property">
       <td><dfn>text-decoration-skip</dfn>
     <tr>
       <th><a href="#values">Value</a>:
-      <td>none | [ objects || spaces || ink || edges ]
+      <td>none | [ objects || spaces || ink || edges || box-decoration ]
 
     <tr>
       <th>Initial:
@@ -496,14 +496,19 @@ <h3 id="text-decoration-skip-property">
       underlined elements side-by-side do not appear to have a single
       underline. (This is important in Chinese, where underlining is a
       form of punctuation.)</dd>
+    <dt><dfn title="text-decoration-skip:box-decoration">''box-decoration''</dfn>
+    <dd>
+      Skip over the box's margin, border, and padding areas.
+      Note that this only has an effect on decorations imposed by an ancestor.
   </dl>
 
-  <p class="issue">Do we need a value that <em>doesn't</em> skip
-    margins and padding?</p>
-
   <p class="note">Note that this property inherits and that descendant
     elements can have a different setting.</p>
 
+  <p class='note'>
+    Note that CSS 2.1 required skipping margins, borders, and padding always.
+    In this level, by default only the margins, borders, and padding of the <i>decorating element</i> are skipped.
+
 <h4 id="text-underline-position-property">
 Text Underline Position: the 'text-underline-position' property</h4>