www

commit 3a15f830592f4825f548c91699592da545cd0a5f
parent a09993d75a6fa8933b0dc215d421823a67fbcbd2
Author: Davide P. Cervone <dpvc@union.edu>
Date:   Fri, 11 Sep 2015 10:44:50 -0400

Adjust role for SVG output and put aria-label on the SVG element rather than the enclosing span; add role and aria-label to CHTML output.  Resolves issue #1192.

Diffstat:
M
unpacked/jax/output/CommonHTML/jax.js
 | 
3
+++
M
unpacked/jax/output/SVG/jax.js
 | 
5
++---

2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/unpacked/jax/output/CommonHTML/jax.js b/unpacked/jax/output/CommonHTML/jax.js
@@ -1666,6 +1666,9 @@
     MML.math.Augment({
       toCommonHTML: function (node) {
         node = this.CHTMLdefaultNode(node);
+        var alttext = this.Get("alttext");
+        if (alttext && !node.getAttribute("aria-label")) node.setAttribute("aria-label",alttext);
+        if (!node.getAttribute("role")) node.setAttribute("role","math");
         if (this.CHTML.pwidth) {
           node.parentNode.style.width = this.CHTML.pwidth;
           node.parentNode.style.minWidth = this.CHTML.mwidth;
diff --git a/unpacked/jax/output/SVG/jax.js b/unpacked/jax/output/SVG/jax.js
@@ -2100,9 +2100,8 @@
           //  Add it to the MathJax span
           //
           var alttext = this.Get("alttext");
-          if (alttext && !svg.element.getAttribute("aria-label")) span.setAttribute("aria-label",alttext);
-          if (!svg.element.getAttribute("role")) span.setAttribute("role","math");
-//        span.setAttribute("tabindex",0);  // causes focus outline, so disable for now
+          if (alttext && !svg.element.getAttribute("aria-label")) svg.element.setAttribute("aria-label",alttext);
+          if (!svg.element.getAttribute("role")) svg.element.setAttribute("role","img");
           span.appendChild(svg.element);
           svg.element = null;
           //