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Avoid problem with empty base element

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This commit is contained in:
Davide P. Cervone 2015-08-24 19:32:27 -04:00
parent 0714de5336
commit bea44b3029
1 changed files with 6 additions and 4 deletions
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10
unpacked/jax/output/CommonHTML/jax.js
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@ -2260,10 +2260,12 @@
delta = 1.3*bbox.ic + .05; // make faked IC be closer to expeted results
}
var bmml = this.data[this.base];
if ((bmml.type === "mrow" || bmml.type === "mstyle") && bmml.data.length === 1) bmml = bmml.data[0];
if (bmml && (bmml.type === "mi" || bmml.type === "mo")) {
if (bmml.data.join("").length === 1 && bbox.rscale === 1 && !bbox.sH &&
!bmml.Get("largeop")) {u = v = 0}
if (bmml) {
if ((bmml.type === "mrow" || bmml.type === "mstyle") && bmml.data.length === 1) bmml = bmml.data[0];
if (bmml.type === "mi" || bmml.type === "mo") {
if (bmml.data.join("").length === 1 && bbox.rscale === 1 && !bbox.sH &&
!bmml.Get("largeop")) {u = v = 0}
}
}
values.subscriptshift = (values.subscriptshift === "" ? 0 : this.CHTMLlength2em(values.subscriptshift));
values.superscriptshift = (values.superscriptshift === "" ? 0 : this.CHTMLlength2em(values.superscriptshift));