Mon, 01 Oct 2012 12:17:55 +0800
[cssom] first draft of color serialization rules
cssom/Overview.html | file | annotate | diff | comparison | revisions | |
cssom/cssom-source | file | annotate | diff | comparison | revisions |
1.1 --- a/cssom/Overview.html Sun Sep 30 16:27:02 2012 +0900 1.2 +++ b/cssom/Overview.html Mon Oct 01 12:17:55 2012 +0800 1.3 @@ -18,7 +18,7 @@ 1.4 1.5 <!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ --> 1.6 1.7 - <h2 class="no-num no-toc" id="w3c-doctype">Editor's Draft 27 September 2012</h2> 1.8 + <h2 class="no-num no-toc" id="w3c-doctype">Editor's Draft 1 October 2012</h2> 1.9 1.10 <dl> 1.11 1.12 @@ -83,7 +83,7 @@ 1.13 can be found in the 1.14 <a href="http://www.w3.org/TR/">W3C technical reports index at http://www.w3.org/TR/.</a></em> 1.15 1.16 - <p class="dontpublish">This is the 27 September 2012 Editor's Draft of CSSOM. Please send comments to 1.17 + <p class="dontpublish">This is the 1 October 2012 Editor's Draft of CSSOM. Please send comments to 1.18 <a href="mailto:www-style@w3.org?subject=%5Bcssom%5D%20">www-style@w3.org</a> 1.19 (<a href="http://lists.w3.org/Archives/Public/www-style/">archived</a>) 1.20 with <samp>[cssom]</samp> at the start of the subject line. 1.21 @@ -2072,7 +2072,47 @@ 1.22 the literal string "<code>deg</code>".</dd> 1.23 1.24 <dt><color></dt> 1.25 - <dd><p class="issue">preserve system colors, maybe color keywords...</dd> 1.26 + <dd> 1.27 + <p>If <color> is a component of a resolved or computed value, then 1.28 + return the color using the <code>rgb()</code> or <code>rgba()</code> functional 1.29 + notation as follows:</p> 1.30 + <ol> 1.31 + <li>If the alpha component of the color is equal to one, then return the serialization of the 1.32 + <code>rgb()</code> functional equivalent of the opaque color.</li> 1.33 + <li>If the alpha component of the color is not equal to one, then return the serialization of the 1.34 + <code>rgba()</code> functional equivalent of the non-opaque color.</li> 1.35 + </ol> 1.36 + <p>The serialization of the <code>rgb()</code> functional equivalent is the concatenation of the following:</p> 1.37 + <ol> 1.38 + <li>The string "<code>rgb(</code>".</li> 1.39 + <li>The shortest base-ten integer serialization of the red value.</li> 1.40 + <li>The string "<code>, </code>".</li> 1.41 + <li>The shortest base-ten serialization of the green value.</li> 1.42 + <li>The string "<code>, </code>".</li> 1.43 + <li>The shortest base-ten serialization of the blue value.</li> 1.44 + <li>The string "<code>)</code>".</li> 1.45 + </ol> 1.46 + <p>The serialization of the <code>rgba()</code> functional equivalent is the concatenation of the following:</p> 1.47 + <ol> 1.48 + <li>The string "<code>rgba(</code>".</li> 1.49 + <li>The shortest base-ten serialization of the red value.</li> 1.50 + <li>The string "<code>, </code>".</li> 1.51 + <li>The shortest base-ten serialization of the green value.</li> 1.52 + <li>The string "<code>, </code>".</li> 1.53 + <li>The shortest base-ten serialization of the blue value.</li> 1.54 + <li>The string "<code>, </code>".</li> 1.55 + <li>The shortest serialization of the <number> that denotes the alpha value.</li> 1.56 + <li>The string "<code>)</code>".</li> 1.57 + </ol> 1.58 + 1.59 + <p>If <color> is a component of a specified value, then 1.60 + return the color as follows:</p> 1.61 + <ol> 1.62 + <li>If the color was explicitly specified by the author, then return the original, author specified color value.</li> 1.63 + <li>Otherwise, return the value that would be returned if the color were a component of a computed value.</li> 1.64 + </ol> 1.65 + <p class="issue">Should author specified values be normalized for case? Or should original case be preserved?</p> 1.66 + </dd> 1.67 <!-- 1.68 <dt>It is a system color</dt> 1.69
2.1 --- a/cssom/cssom-source Sun Sep 30 16:27:02 2012 +0900 2.2 +++ b/cssom/cssom-source Mon Oct 01 12:17:55 2012 +0800 2.3 @@ -1628,7 +1628,47 @@ 2.4 the literal string "<code>deg</code>".</p></dd> 2.5 2.6 <dt><color></dt> 2.7 - <dd><p class="issue">preserve system colors, maybe color keywords...</p></dd> 2.8 + <dd> 2.9 + <p>If <color> is a component of a resolved or computed value, then 2.10 + return the color using the <code>rgb()</code> or <code>rgba()</code> functional 2.11 + notation as follows:</p> 2.12 + <ol> 2.13 + <li>If the alpha component of the color is equal to one, then return the serialization of the 2.14 + <code>rgb()</code> functional equivalent of the opaque color.</li> 2.15 + <li>If the alpha component of the color is not equal to one, then return the serialization of the 2.16 + <code>rgba()</code> functional equivalent of the non-opaque color.</li> 2.17 + </ol> 2.18 + <p>The serialization of the <code>rgb()</code> functional equivalent is the concatenation of the following:</p> 2.19 + <ol> 2.20 + <li>The string "<code>rgb(</code>".</li> 2.21 + <li>The shortest base-ten integer serialization of the red value.</li> 2.22 + <li>The string "<code>, </code>".</li> 2.23 + <li>The shortest base-ten serialization of the green value.</li> 2.24 + <li>The string "<code>, </code>".</li> 2.25 + <li>The shortest base-ten serialization of the blue value.</li> 2.26 + <li>The string "<code>)</code>".</li> 2.27 + </ol> 2.28 + <p>The serialization of the <code>rgba()</code> functional equivalent is the concatenation of the following:</p> 2.29 + <ol> 2.30 + <li>The string "<code>rgba(</code>".</li> 2.31 + <li>The shortest base-ten serialization of the red value.</li> 2.32 + <li>The string "<code>, </code>".</li> 2.33 + <li>The shortest base-ten serialization of the green value.</li> 2.34 + <li>The string "<code>, </code>".</li> 2.35 + <li>The shortest base-ten serialization of the blue value.</li> 2.36 + <li>The string "<code>, </code>".</li> 2.37 + <li>The shortest serialization of the <number> that denotes the alpha value.</li> 2.38 + <li>The string "<code>)</code>".</li> 2.39 + </ol> 2.40 + 2.41 + <p>If <color> is a component of a specified value, then 2.42 + return the color as follows:</p> 2.43 + <ol> 2.44 + <li>If the color was explicitly specified by the author, then return the original, author specified color value.</li> 2.45 + <li>Otherwise, return the value that would be returned if the color were a component of a computed value.</li> 2.46 + </ol> 2.47 + <p class="issue">Should author specified values be normalized for case? Or should original case be preserved?</p> 2.48 + </dd> 2.49 <!-- 2.50 <dt>It is a system color</dt> 2.51