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Use menclose to put vertical and horizontal lines on arrays that have partial frames (rather than making the frame be complete in all cases). Idea contributed by David Carlisle. Doesn't handle dashed frame lines, but menclose doesn't do dashed lines.

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This commit is contained in:
Davide P. Cervone 2011-10-24 21:58:05 -04:00
parent f16858cf11
commit eaa02b4077
4 changed files with 14 additions and 12 deletions
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2
jax/input/TeX/jax.js
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File diff suppressed because one or more lines are too long

2
jax/output/HTML-CSS/autoload/mtable.js
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File diff suppressed because one or more lines are too long

20
unpacked/jax/input/TeX/jax.js
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@ -231,7 +231,7 @@
STACKITEM.array = STACKITEM.Subclass({
type: "array", isOpen: TRUE, arraydef: {},
Init: function () {
this.table = []; this.row = []; this.env = {};
this.table = []; this.row = []; this.env = {}; this.frame = []
this.SUPER(arguments).Init.apply(this,arguments);
},
checkItem: function (item) {
@ -240,6 +240,11 @@
if (item.isCR) {this.EndEntry(); this.EndRow(); this.clearEnv(); return FALSE}
this.EndTable(); this.clearEnv();
var mml = MML.mtable.apply(MML,this.table).With(this.arraydef);
if (this.frame.length === 4) {mml.frame = "solid"; mml.framespacing = ".5em .5ex"}
else if (this.frame.length) {
mml.hasFrame = true;
mml = MML.menclose(mml).With({notation: this.frame.join(" "), isFrame: true});
}
if (this.open || this.close) {
mml = MML.mfenced(mml).With({open: this.open, close: this.close});
}
@ -262,9 +267,9 @@
if (this.arraydef.rowlines) {
var lines = this.arraydef.rowlines.split(/ /);
if (lines.length === this.table.length) {
this.arraydef.frame = lines.pop();
this.frame.push("bottom"); lines.pop();
this.arraydef.rowlines = lines.join(' ');
} else if (lines.length < this.table.length -1) {
} else if (lines.length < this.table.length-1) {
this.arraydef.rowlines += " none";
}
}
@ -1517,7 +1522,7 @@
var top = this.stack.Top();
if (!top.isa(STACKITEM.array) || top.data.length) {TEX.Error("Misplaced "+name)}
if (top.table.length == 0) {
top.arraydef.frame = style;
top.frame.push("top");
} else {
var lines = (top.arraydef.rowlines ? top.arraydef.rowlines.split(/ /) : []);
while (lines.length < top.table.length) {lines.push("none")}
@ -1564,11 +1569,8 @@
}
});
if (lines.match(/[|:]/)) {
var frame = (lines.charAt(0)+lines.charAt(lines.length-1)).replace(/[^|:]/g,"");
if (frame !== "") {
array.arraydef.frame = {'|':'solid', ':':'dashed'}[frame.charAt(0)];
array.arraydef.framespacing = ".5em .5ex"
}
if (lines.charAt(0).match(/[|:]/)) {array.frame.push("left")}
if (lines.charAt(lines.length-1).match(/[|:]/)) {array.frame.push("right")}
lines = lines.substr(1,lines.length-2);
array.arraydef.columnlines =
lines.split('').join(' ').replace(/[^|: ]/g,'none').replace(/\|/g,'solid').replace(/:/g,'dashed');

2
unpacked/jax/output/HTML-CSS/autoload/mtable.js
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@ -430,7 +430,7 @@ MathJax.Hub.Register.StartupHook("HTML-CSS Jax Ready",function () {
},
HTMLhandleSpace: function (span) {
span.bbox.keepPadding = true; span.bbox.exact = true;
span.style.paddingLeft = span.style.paddingRight = ".1667em";
if (!this.hasFrame) {span.style.paddingLeft = span.style.paddingRight = ".1667em"}
}
});