Bug 85730

Summary: Add support for mpadded element
Product: WebKit Reporter: Frédéric Wang (:fredw) <fred.wang>
Component: MathMLAssignee: Frédéric Wang (:fredw) <fred.wang>
Status: RESOLVED CONFIGURATION CHANGED    
Severity: Normal CC: ahmad.saleem792, fred.wang, karlcow
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: All   
OS: All   
URL: http://www.w3.org/TR/MathML/chapter3.html#presm.mpadded
See Also: https://bugs.webkit.org/show_bug.cgi?id=180013
Bug Depends on: 155792    
Bug Blocks: 115583, 3251, 84019    
Attachments:
Description Flags
Patch none

Frédéric Wang (:fredw)
Reported 2012-05-06 07:39:10 PDT
"An mpadded element renders the same as its child content, but with the size of the child's bounding box and the relative positioning point of its content modified according to mpadded's attributes." MathJax uses mpadded to implement many LaTeX commands. Some reftests: http://devel.mathjax.org/testing/testsuite/MathMLToDisplay/Presentation/GeneralLayout/mpadded/
Attachments
Patch (24.99 KB, patch)
2016-03-14 07:28 PDT, Frédéric Wang (:fredw) 		no flags
DetailsFormatted DiffDiff
Show Obsolete (1) View All Add attachment proposed patch, testcase, etc.
Frédéric Wang (:fredw)
Comment 1 2016-03-14 07:28:51 PDT
Created attachment 273971 [details] Patch A first patch without the expectations.
Frédéric Wang (:fredw)
Comment 2 2016-03-23 02:58:54 PDT
Comment on attachment 273971 [details] Patch This patch was intended for bug 155435.
Frédéric Wang (:fredw)
Comment 3 2016-07-12 21:14:57 PDT
Basic support was added in bug 155792. Currently, we do not implement: - pseudo-unit such as width="3width" - negative lspace like lspace="-4px"
Karl Dubost
Comment 4 2024-12-01 21:33:03 PST
mpadded is declared supported for all browsers https://developer.mozilla.org/en-US/docs/Web/MathML/Element/mpadded#browser_compatibility
Ahmad Saleem
Comment 5 2025-11-14 12:23:43 PST
Removing alias because it makes difficult to see bugs related to mpadded.
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