suzanne.soy/scribble-mathjax
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Adjust CHTMLhandleScale() so that \large, etc. affect fractions and other such constructs. (Do the scaling on the mstyle element rather than the individual token elements.)

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This commit is contained in:
Davide P. Cervone 2015-03-17 06:29:50 -04:00
parent b7868268f9
commit 0020f2a822
1 changed files with 21 additions and 26 deletions
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47
unpacked/jax/output/CommonHTML/jax.js
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@ -1169,27 +1169,22 @@
},
CHTMLhandleScale: function (node) {
var scale = 1, parent = this.parent, pscale = (parent ? parent.CHTML.scale : 1);
var scale = 1, parent = this.parent, pscale = (parent ? parent.CHTML.scale : 1);
var values = this.getValues("scriptlevel","fontsize","mathsize");
if (this.type === "mstyle" || this.type === "math")
values.scriptlevel = this.Get("scriptlevel",null,true);
if (values.scriptlevel !== 0) {
if (values.scriptlevel > 2) values.scriptlevel = 2;
scale = Math.pow(this.Get("scriptsizemultiplier"),values.scriptlevel);
values.scriptminsize = CHTML.length2em(this.Get("scriptminsize"));
if (scale < values.scriptminsize) scale = values.scriptminsize;
}
if (this.removedStyles && this.removedStyles.fontSize && !values.fontsize)
values.fontsize = this.removedStyles.fontSize;
if (values.fontsize && !this.mathsize) values.mathsize = values.fontsize;
if (values.scriptlevel !== 0) {
if (values.scriptlevel > 2) values.scriptlevel = 2;
scale = Math.pow(this.Get("scriptsizemultiplier"),values.scriptlevel);
values.scriptminsize = CHTML.length2em(this.Get("scriptminsize"));
if (scale < values.scriptminsize) scale = values.scriptminsize;
}
if (this.isToken) {
this.CHTML.mscale = CHTML.length2em(values.mathsize,pscale);
scale *= this.CHTML.mscale;
}
if (values.fontsize && !this.mathsize) values.mathsize = values.fontsize;
scale *= CHTML.length2em(values.mathsize);
this.CHTML.scale = scale; pscale = this.CHTML.rscale = scale/pscale;
if (Math.abs(pscale-1) < .001) pscale = 1;
if (node && pscale !== 1) node.style.fontSize = CHTML.Percent(pscale);
return scale;
return scale;
},
CHTMLhandleStyle: function (node) {
@ -1238,7 +1233,7 @@
},
CHTMLgetVariant: function () {
var values = this.getValues("mathvariant","fontfamily","fontweight","fontstyle");
var values = this.getValues("mathvariant","fontfamily","fontweight","fontstyle");
values.hasVariant = this.Get("mathvariant",true); // null if not explicitly specified
if (this.style) {
var span = HTML.Element("span"); span.style.cssText = this.style;
@ -1253,15 +1248,15 @@
}
if (values.weight && values.weight.match(/^\d+$/))
values.weight = (parseInt(values.weight) > 600 ? "bold" : "normal");
var variant = values.mathvariant; if (this.variantForm) variant = "-TeX-variant";
if (values.family && !values.hasVariant) {
if (!values.weight && values.mathvariant.match(/bold/)) values.weight = "bold";
if (!values.style && values.mathvariant.match(/italic/)) values.style = "italic";
this.CHTMLvariant = {fonts:[], noRemap:true, cache:{}, style: {
var variant = values.mathvariant; if (this.variantForm) variant = "-TeX-variant";
if (values.family && !values.hasVariant) {
if (!values.weight && values.mathvariant.match(/bold/)) values.weight = "bold";
if (!values.style && values.mathvariant.match(/italic/)) values.style = "italic";
this.CHTMLvariant = {fonts:[], noRemap:true, cache:{}, style: {
"font-family":values.family, "font-weight":values.weight, "font-style":values.style
}};
return;
}
}
if (values.weight === "bold") {
variant = {
normal:MML.VARIANT.BOLD, italic:MML.VARIANT.BOLDITALIC,
@ -1923,9 +1918,9 @@
var t = values.linethickness, p,q, u,v;
if (values.bevelled) {
frac.className = "MJXc-bevelled";
var delta = (isDisplay ? .4 : .15);
var H = Math.max(nscale*(nbox.h+nbox.d),dscale*(dbox.h+dbox.d)) + 2*delta;
var bevel = HTML.Element("mjx-bevel"); frac.insertBefore(bevel,denom);
var delta = (isDisplay ? .4 : .15);
var H = Math.max(nscale*(nbox.h+nbox.d),dscale*(dbox.h+dbox.d)) + 2*delta;
var bevel = HTML.Element("mjx-bevel"); frac.insertBefore(bevel,denom);
var bbox = CHTML.createDelimiter(bevel,0x2F,H);
u = nscale*(nbox.d-nbox.h)/2+a+delta;
v = dscale*(dbox.d-dbox.h)/2+a-delta;
@ -2082,7 +2077,7 @@
MML.mstyle.Augment({
toCommonHTML: function (node) {
node = this.CHTMLdefaultNode(node);
if (this.scriptlevel) this.CHTML.rescale(this.data[0].CHTML.rscale);
if (this.scriptlevel) this.CHTML.rescale(this.data[0].CHTML.rscale);
return node;
}
});