mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Math
synced 2024-11-30 18:35:12 +00:00
9f6257c329
- Mark the png and svg fallback as aria-hidden="true". - For browsers without good enough MathML visual rendering, hide the <math> tag in a way that still makes it accessible to screen readers. Bug: 66537 Change-Id: I7ecf07a4da669d927e11265fd497a813786c6410
71 lines
2.8 KiB
CSS
71 lines
2.8 KiB
CSS
/*
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Document : ext.math
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Created on : 23.09.2013, 13:55:00
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Author : Physikerwelt (Moritz Schubotz)
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Description:
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Shows browser-dependent math output.
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*/
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@namespace m url('http://www.w3.org/1998/Math/MathML');
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/* Default style for MathML. */
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.mwe-math-mathml-inline { display: inline !important; }
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.mwe-math-mathml-display { display: block !important; margin-left: auto; margin-right: auto; }
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.mwe-math-mathml-inline, .mwe-math-mathml-display {
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/* We try to hide the MathML formula in a way that still makes it accessible to screen readers. */
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clip: rect(1px, 1px, 1px, 1px);
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overflow: hidden;
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position: absolute;
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width: 1px;
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height: 1px;
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opacity: 0;
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}
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m|math {
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/* Try OpenType MATH fonts, the WOFF fallback and the old math fonts */
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font-family: Cambria Math, Latin Modern Math, STIX Math, LatinModernMathWOFF, MathJax_Main, STIXGeneral, serif;
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}
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@font-face {
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/* WOFF version of Latin Modern Math.
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See https://github.com/fred-wang/MathFonts */
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font-family: LatinModernMathWOFF;
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src: url(./LatinModern/latinmodern-math.woff);
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}
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/* Default style for SVG. */
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img.mwe-math-fallback-svg-inline { display: none; }
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img.mwe-math-fallback-svg-display { display: none; margin-left: auto; margin-right: auto; }
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/* Default style for the PNG fallback. */
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img.mwe-math-fallback-png-inline { display: inline; vertical-align: middle; }
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img.mwe-math-fallback-png-display { display: block; }
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/* Default style for the source fallback. */
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.mwe-math-fallback-source-inline { display: inline; vertical-align: middle; }
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.mwe-math-fallback-source-display { display: block; margin-left: auto; margin-right: auto; }
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/******************************************************************************/
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/* Browser-specific hacks are bad but let's use that for now...
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See http://browserhacks.com/ */
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/* For all browsers but IE < 9, hide the PNG fallback and show the SVG instead.
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We override the default style for PNG and SVG above */
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:root * > img.mwe-math-fallback-svg-inline { display: inline !important; }
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:root * > img.mwe-math-fallback-svg-display { display: block !important; }
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:root * > img.mwe-math-fallback-svg-inline + img.mwe-math-fallback-png-inline,
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:root * > img.mwe-math-fallback-svg-display + img.mwe-math-fallback-png-display { display: none; }
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@-moz-document url-prefix() {
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/* For Gecko browsers, hide the SVG fallback and show the MathML instead.
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We override the style for SVG and MathML above */
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.mwe-math-mathml-inline, .mwe-math-mathml-display {
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clip: auto;
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overflow: visible;
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position: static;
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width: auto;
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height: auto;
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opacity: 1;
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}
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:root * > .mwe-math-mathml-inline + img.mwe-math-fallback-svg-inline,
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:root * > .mwe-math-mathml-display + img.mwe-math-fallback-svg-display { display: none !important; }
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}
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