- From: John Daggett via cvs-syncmail <cvsmail@w3.org>
- Date: Fri, 23 Sep 2011 02:50:53 +0000
- To: public-css-commits@w3.org
Update of /sources/public/csswg/css3-fonts
In directory hutz:/tmp/cvs-serv12894
Modified Files:
Fonts.html
Added Files:
realsubscripts.png
Log Message:
add example of real subscripts
Index: Fonts.html
===================================================================
RCS file: /sources/public/csswg/css3-fonts/Fonts.html,v
retrieving revision 1.58
retrieving revision 1.59
diff -u -d -r1.58 -r1.59
--- Fonts.html 16 Sep 2011 08:30:44 -0000 1.58
+++ Fonts.html 23 Sep 2011 02:50:51 -0000 1.59
@@ -111,14 +111,14 @@
<h1>CSS Fonts Module Level 3</h1>
- <h2 class="no-num no-toc" id=editors>Editor's Draft 16 September 2011</h2>
+ <h2 class="no-num no-toc" id=editors>Editor's Draft 23 September 2011</h2>
<dl id=authors>
<dt>This version:
<dd><a
href="http://dev.w3.org/csswg/css3-fonts/">http://dev.w3.org/csswg/css3-fonts/</a>
- <!-- <dd><a href="http://www.w3.org/TR/2011/ED-css3-fonts-20110916">http://www.w3.org/TR/2011/ED-css3-fonts-20110916</a> -->
+ <!-- <dd><a href="http://www.w3.org/TR/2011/ED-css3-fonts-20110923">http://www.w3.org/TR/2011/ED-css3-fonts-20110923</a> -->
<dt>Latest version:
@@ -3256,8 +3256,13 @@
subscripts, superscripts and ordinals. These alternate glyphs of reduced
size are positioned within the same em-box as the default glyph and
explicitly designed to match the surrounding text and make the them more
- readable.</p>
- <!-- example of real superscript vs. faked one -->
+ readable.
+
+ <div class=figure><img alt="comparison between real subscript glyphs and
+ synthesized ones" src=realsubscripts.png>
+ <p class=caption>Subscript glyphs (top) vs. typical synthesized subscripts
+ (bottom)
+ </div>
<p>The values ‘<code class=property>sub</code>’, ‘<code
class=property>super</code>’, and ‘<code
@@ -4524,11 +4529,9 @@
feature settings</h2>
<p>General and font-specific font feature property settings are resolved in
- the order below, in low to high precedence. These are used to construct an
- explicit list of font features to be enabled or disabled which is applied
- on top of layout engine defaults. When the resolved list includes two
- mutually exclusive feature settings, the setting later in the list is
- used.
+ the order below, in low to high precedence. This ordering is used to
+ construct a combined list of font features that affect a given text run.
+ These features are applied on top of layout engine defaults.
<ol>
<li>If the font is defined via an @font-face rule, the font features
@@ -4548,17 +4551,20 @@
property.
</ol>
- <p>Note that this order means that general property settings can be used to
- override font-specific settings in @font-face rules and the low-level font
- feature settings can override ‘<code class=property><a
+ <p>This ordering allows authors to set up a general set of defaults for
+ fonts within their @font-face rules, then override them with property
+ settings for specific elements. General property settings override the
+ settings in @font-face rules and low-level font feature settings override
+ ‘<code class=property><a
href="#propdef-font-variant">font-variant</a></code>’ property settings.
+
<p>For situations where the combined list of font feature settings contains
- two mutually exclusive feature settings, values occurring later in the
- order listed above take precedence. This order only affects the cumulative
- list of feature settings used for rendering text. When a font lacks
- support for a given underlying font feature, text is simply rendered as if
- that font feature was not enabled; font fallback does not occur.
+ more than one value for the same feature, the last value is used. When a
+ font lacks support for a given underlying font feature, text is simply
+ rendered as if that font feature was not enabled; font fallback does not
+ occur and no attempt is made to synthesize the feature except where
+ explicitly noted for specific properties.
<div class=example>
<p>With the styles below, numbers are rendered proportionally when used
--- NEW FILE: realsubscripts.png ---
(This appears to be a binary file; contents omitted.)
Received on Friday, 23 September 2011 02:50:55 UTC