Handle unitless linethickness in mfrac

This commit is contained in:
Davide P. Cervone 2015-08-20 11:16:22 -04:00
parent 948620fa02
commit 273a96a122

View File

@ -1151,6 +1151,13 @@
if (unit === "mu") {return m / 18} // 18mu to an em for the scriptlevel
return m*size; // relative to given size (or 1em as default)
},
thickness2em: function (length) {
var thick = CHTML.TEX.rule_thickness;
if (length === MML.LINETHICKNESS.MEDIUM) return thick;
if (length === MML.LINETHICKNESS.THIN) return .67*thick;
if (length === MML.LINETHICKNESS.THICK) return 1.67*thick;
return this.length2em(length,thick);
},
Em: function (m) {
if (Math.abs(m) < .001) return "0";
@ -2301,7 +2308,7 @@
//
var nbox = this.CHTMLbboxFor(0), dbox = this.CHTMLbboxFor(1),
BBOX = CHTML.BBOX.empty(this.CHTML), nscale = nbox.rscale, dscale = dbox.rscale;
values.linethickness = Math.max(0,CHTML.length2em(values.linethickness||"0",0));
values.linethickness = Math.max(0,CHTML.thickness2em(values.linethickness||"0"));
var mt = CHTML.TEX.min_rule_thickness/CHTML.em/BBOX.scale, a = CHTML.TEX.axis_height;
var t = values.linethickness, p,q, u,v;
if (values.bevelled) {