suzanne.soy/scribble-math
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If measurements can't be taken in getHDW(), move the test elements to the document.body instead in hopes that it is visible. Resolves issue #1353.

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Davide P. Cervone 2016-01-25 12:02:24 -05:00
parent 3ba60663df
commit 4d0af10b8d
1 changed files with 9 additions and 2 deletions
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11
unpacked/jax/output/CommonHTML/jax.js
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@ -858,10 +858,17 @@
var test2 = CHTML.addElement(CHTML.CHTMLnode,"mjx-chartest",{className:name},[["mjx-char",{style:styles},[c,["mjx-box"]]]]); var test2 = CHTML.addElement(CHTML.CHTMLnode,"mjx-chartest",{className:name},[["mjx-char",{style:styles},[c,["mjx-box"]]]]);
test1.firstChild.style.fontSize = test2.firstChild.style.fontSize = ""; test1.firstChild.style.fontSize = test2.firstChild.style.fontSize = "";
var em = 5*CHTML.em; var em = 5*CHTML.em;
var d = (test2.offsetHeight-1000)/em; var H1 = test1.offsetHeight, H2 = test2.offsetHeight, W = test1.offsetWidth;
var w = test1.offsetWidth/em, h = test1.offsetHeight/em - d;
CHTML.CHTMLnode.removeChild(test1); CHTML.CHTMLnode.removeChild(test1);
CHTML.CHTMLnode.removeChild(test2); CHTML.CHTMLnode.removeChild(test2);
if (H2 === 0) {
em = 5*CHTML.defaultEm;
var test = document.body.appendChild(document.createElement("div"));
test.appendChild(test1); test.appendChild(test2);
H1 = test1.offsetHeight, H2 = test2.offsetHeight, W = test1.offsetWidth;
document.body.removeChild(test);
}
var d = (H2-1000)/em, w = W/em, h = H1/em - d;
return {h:h, d:d, w:w} return {h:h, d:d, w:w}
}, },