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Remove mo@accent from the current text.
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This need to be redesigned in a way compatible with browsers/CSS before
being adding back https://github.com/mathml-refresh/mathml/issues/210
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@fred-wang
fred-wang committed May 22, 2020
1 parent 16d8985 commit 9b78869
Showing 1 changed file with 16 additions and 30 deletions.
46 changes: 16 additions & 30 deletions index.html
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Expand Up @@ -1516,7 +1516,6 @@ <h4>Operator, Fence, Separator or Accent <code>&lt;mo&gt;</code></h4>
a symbol. This chapter uses the term "operator" to refer to
operators in this broad sense.
</p>
<div class="issue" data-number="210">Remove mo@accent?</div>
<p>
The <code>&lt;mo&gt;</code> element accepts the attributes described
in <a href="#global-attributes"></a> as well as the following
Expand All @@ -1534,7 +1533,6 @@ <h4>Operator, Fence, Separator or Accent <code>&lt;mo&gt;</code></h4>
<li><a><code>minsize</code></a></li>
<li><a><code>largeop</code></a></li>
<li><a><code>movablelimits</code></a></li>
<li><a><code>accent</code></a></li>
</ul>
<p>
This specification does not define any observable behavior that is
Expand Down Expand Up @@ -1647,14 +1645,12 @@ <h4>Dictionary-based attributes</h4>
<code>infix</code>.
</li>
</ol>
<div class="issue" data-number="210">Remove mo@accent?</div>
<p>
The
<dfn><code>stretchy</code></dfn>,
<dfn><code>symmetric</code></dfn>,
<dfn><code>largeop</code></dfn>,
<dfn><code>movablelimits</code></dfn>,
<dfn><code>accent</code></dfn>
properties of an <a>embellished operator</a> are
either <code>false</code> or <code>true</code>. In the latter
case, it
Expand Down Expand Up @@ -1688,7 +1684,6 @@ <h4>Dictionary-based attributes</h4>
<code>symmetric</code>,
<code>largeop</code>,
<code>movablelimits</code>,
<code>accent</code>,
<code>lspace</code>,
<code>rspace</code>,
<code>maxsize</code>,
Expand Down Expand Up @@ -1718,9 +1713,8 @@ <h4>Dictionary-based attributes</h4>
Otherwise, use the value <code>false</code> for
<code>stretchy</code>,
<code>symmetric</code>,
<code>largeop</code>,
<code>movablelimits</code> and
<code>accent</code> properties ;
<code>largeop</code> and
<code>movablelimits</code> properties ;
<code>0.2777777777777778em</code> for
<code>lspace</code> and
<code>rspace</code> properties ;
Expand Down Expand Up @@ -3573,24 +3567,20 @@ <h4>Underscripts and Overscripts <code>&lt;munder&gt;</code>, <code>&lt;mover&gt
following attributes:
</p>
<ul id="munderover-attributes">
<li><a href="#attribute-munderover-accent" class="internalDFN" data-link-type="dfn"><code>accent</code></a></li>
<li><a href="#attribute-munderover-accentunder" class="internalDFN" data-link-type="dfn"><code>accentunder</code></a></li>
<li><a><code>accent</code></a></li>
<li><a><code>accentunder</code></a></li>
</ul>
<p>
Similarly, the <code>&lt;mover&gt;</code> element
(respectively <code>&lt;munder&gt;</code> element) accepts the
attribute described in <a href="#global-attributes"></a>
as well as the <a href="#attribute-munderover-accent"
class="internalDFN"
data-link-type="dfn"><code>accent</code></a>
as well as the <a><code>accent</code></a>
attribute (respectively the
<a href="#attribute-munderover-accentunder"
class="internalDFN"
data-link-type="dfn"><code>accentunder</code></a> attribute).
<a><code>accentunder</code></a> attribute).
</p>
<p>
<dfn id="attribute-munderover-accent"><code>munderover@accent</code></dfn>,
<dfn id="attribute-munderover-accentunder"><code>munderover@accentunder</code></dfn>,
<dfn><code>accent</code></dfn>,
<dfn><code>accentunder</code></dfn>,
attributes, if present, must have values that are <a>booleans</a>.
User agents must implement them as described in
<a href="#displaystyle-and-scriptlevel-in-scripts"></a>.
Expand Down Expand Up @@ -3813,7 +3803,9 @@ <h4>Base with underscript</h4>
<li>
Otherwise,
<code>UnderShift</code> is equal to <a>UnderbarVerticalGap</a>
if the underscript is not an accent and to zero otherwise.
if the <a>accentunder</a> attribute is equal to
<code>false</code>
and to zero otherwise.
<code>UnderExtraAscender</code> is
<a>UnderbarExtraDescender</a>.
</li>
Expand Down Expand Up @@ -3946,8 +3938,8 @@ <h4>Base with overscript</h4>
<p>
Otherwise, <code>OverShift</code> is equal to</p>
<ol>
<li><a>OverbarVerticalGap</a> if the overscript is not an
accent.</li>
<li><a>OverbarVerticalGap</a> if the
<a>accent</a> attribute is equal to <code>false</code>.</li>
<li>Or <a>AccentBaseHeight</a> minus the <a>line-ascent</a>
of the base's <a>margin box</a>
if this difference is nonnegative.</li>
Expand Down Expand Up @@ -4377,14 +4369,14 @@ <h4>Displaystyle, scriptlevel and math-superscript-shift-style in scripts</h4>
elements but the first one.
However, an <a><code>&lt;mover&gt;</code></a> (respectively
<a><code>&lt;munderover&gt;</code></a>)
element with an <a href="#attribute-munderover-accent" class="internalDFN" data-link-type="dfn"><code>accent</code></a>
element with an <a><code>accent</code></a>
attribute that is an
<a data-cite="INFRA#ascii-case-insensitive">ASCII case-insensitive</a>
match to <code>"true"</code> does not increment scriptlevel within
its second child (respectively third child). Similarly,
<a><code>&lt;mover&gt;</code></a> and
<a><code>&lt;munderover&gt;</code></a> elements
with an <a href="#attribute-munderover-accent" class="internalDFN" data-link-type="dfn"><code>accentunder</code></a>
with an <a><code>accentunder</code></a>
attribute that is an
<a data-cite="INFRA#ascii-case-insensitive">ASCII case-insensitive</a>
match to <code>"true"</code> do not increment scriptlevel within
Expand All @@ -4401,7 +4393,7 @@ <h4>Displaystyle, scriptlevel and math-superscript-shift-style in scripts</h4>
<code>inline</code> on their second child.
An <a><code>&lt;mover&gt;</code></a> and
<a><code>&lt;munderover&gt;</code></a>
elements with an <a href="#attribute-munderover-accent" class="internalDFN" data-link-type="dfn"><code>accent</code></a>
elements with an <a><code>accent</code></a>
attribute that is an
<a data-cite="INFRA#ascii-case-insensitive">ASCII case-insensitive</a>
match to <code>"true"</code> also sets <a><code>math-superscript-shift-style</code></a> to
Expand All @@ -4413,12 +4405,6 @@ <h4>Displaystyle, scriptlevel and math-superscript-shift-style in scripts</h4>
style in order to implement this behavior:
</p>
<pre class="css" data-include="user-agent-stylesheet/scripts.css"></pre>
<div class="issue" data-number="76">
In [[MathML3]] specification, the <a><code>scriptlevel</code></a> shouldn't be
incremented either if the underscript/overscript is an
<a>embellished operator</a> with the
<a><code>accent</code></a> property.
</div>
<div class="note" id="scripted-elements-css-rules-on-children">
In practice, all the children of the MathML elements described in
this section are <a>in-flow</a> and the
Expand Down

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