formula-editor-plus
Version:
> 注意：本项目利用了mathquill.js 实现可视化编辑功能，该库必须要jquery支持，并采用Mathjax3以上版本版本渲染
1,234 lines (1,230 loc) • 136 kB
JavaScript
(function() {
var it, X, $ = window.jQuery, Ot = "mathquill-command-id", z = "mathquill-block-id", J = Math.min, Tt = Math.max;
if (it = !1, !$)
throw "MathQuill requires jQuery 1.5.2+ to be loaded first";
function L() {
}
var ut = [].slice;
function ft(s) {
var r = s.length - 1;
return function() {
var t = ut.call(arguments, 0, r), e = ut.call(arguments, r);
return s.apply(this, t.concat([e]));
};
}
var Ht = ft(function(s, r) {
return ft(function(t, e) {
if (s in t)
return t[s].apply(t, r.concat(e));
});
});
function pt(s) {
return ft(function(r, t) {
return typeof r != "function" && (r = Ht(r)), s.call(this, function(e) {
return r.apply(e, [e].concat(t));
});
});
}
function h(s) {
var r = ut.call(arguments, 1);
return function() {
return s.apply(this, r);
};
}
var m = /* @__PURE__ */ function(s, r, t) {
function e(o) {
return typeof o == "object";
}
function i(o) {
return typeof o == "function";
}
function a() {
}
return function o(c, l) {
function p() {
var v = new d();
return i(v.init) && v.init.apply(v, arguments), v;
}
function d() {
}
l === void 0 && (l = c, c = Object), p.Bare = d;
var g, w = a[s] = c[s], q = d[s] = p[s] = p.p = new a();
return q.constructor = p, p.extend = function(v) {
return o(p, v);
}, (p.open = function(v) {
if (g = {}, i(v) ? g = v.call(p, q, w, p, c) : e(v) && (g = v), e(g))
for (var y in g)
r.call(g, y) && (q[y] = g[y]);
return i(q.init) || (q.init = c), p;
})(l);
};
}("prototype", {}.hasOwnProperty), u = -1, T = m($, function(s) {
s.insDirOf = function(r, t) {
return r === u ? this.insertBefore(t.first()) : this.insertAfter(t.last());
}, s.insAtDirEnd = function(r, t) {
return r === u ? this.prependTo(t) : this.appendTo(t);
};
}), M = m(function(s) {
s.parent = 0, s[u] = 0, s[1] = 0, s.init = function(r, t, e) {
this.parent = r, this[u] = t, this[1] = e;
}, this.copy = function(r) {
return M(r.parent, r[u], r[1]);
};
}), I = m(function(s) {
s[u] = 0, s[1] = 0, s.parent = 0;
var r = 0;
this.byId = {}, s.init = function() {
this.id = r += 1, I.byId[this.id] = this, this.ends = {}, this.ends[u] = 0, this.ends[1] = 0;
}, s.dispose = function() {
delete I.byId[this.id];
}, s.toString = function() {
return "{{ MathQuill Node #" + this.id + " }}";
}, s.jQ = T(), s.jQadd = function(t) {
return this.jQ = this.jQ.add(t);
}, s.jQize = function(t) {
t = T(t || this.html());
function e(a) {
if (a.getAttribute) {
var o = a.getAttribute("mathquill-command-id"), c = a.getAttribute("mathquill-block-id");
o && I.byId[o].jQadd(a), c && I.byId[c].jQadd(a);
}
for (a = a.firstChild; a; a = a.nextSibling)
e(a);
}
for (var i = 0; i < t.length; i += 1)
e(t[i]);
return t;
}, s.createDir = function(t, e) {
var i = this;
return i.jQize(), i.jQ.insDirOf(t, e.jQ), e[t] = i.adopt(e.parent, e[u], e[1]), i;
}, s.createLeftOf = function(t) {
return this.createDir(u, t);
}, s.selectChildren = function(t, e) {
return jt(t, e);
}, s.bubble = pt(function(t) {
for (var e = this; e && t(e) !== !1; e = e.parent)
;
return this;
}), s.postOrder = pt(function(t) {
return function e(i) {
i.eachChild(e), t(i);
}(this), this;
}), s.isEmpty = function() {
return this.ends[u] === 0 && this.ends[1] === 0;
}, s.isStyleBlock = function() {
return !1;
}, s.children = function() {
return D(this.ends[u], this.ends[1]);
}, s.eachChild = function() {
var t = this.children();
return t.each.apply(t, arguments), this;
}, s.foldChildren = function(t, e) {
return this.children().fold(t, e);
}, s.withDirAdopt = function(t, e, i, a) {
return D(this, this).withDirAdopt(t, e, i, a), this;
}, s.adopt = function(t, e, i) {
return D(this, this).adopt(t, e, i), this;
}, s.disown = function() {
return D(this, this).disown(), this;
}, s.remove = function() {
return this.jQ.remove(), this.postOrder("dispose"), this.disown();
};
});
function dt(s, r, t) {
r ? r[1] === t && r.parent : s.ends[u], t ? t[u] === r && t.parent : s.ends[1];
}
var D = m(function(s) {
s.init = function(r, t, e) {
if (e === X && (e = u), this.ends = {}, r) {
r.parent, t.parent, this.ends[e] = r, this.ends[-e] = t;
var i = this.fold([], function(a, o) {
return a.push.apply(a, o.jQ.get()), a;
});
this.jQ = this.jQ.add(i);
}
}, s.jQ = T(), s.withDirAdopt = function(r, t, e, i) {
return r === u ? this.adopt(t, e, i) : this.adopt(t, i, e);
}, s.adopt = function(r, t, e) {
dt(r, t, e);
var i = this;
i.disowned = !1;
var a = i.ends[u];
if (!a)
return this;
var o = i.ends[1];
return t || (r.ends[u] = a), e ? e[u] = o : r.ends[1] = o, i.ends[1][1] = e, i.each(function(c) {
c[u] = t, c.parent = r, t && (t[1] = c), t = c;
}), i;
}, s.disown = function() {
var r = this, t = r.ends[u];
if (!t || r.disowned)
return r;
r.disowned = !0;
var e = r.ends[1], i = t.parent;
return dt(i, t[u], t), dt(i, e, e[1]), t[u] ? t[u][1] = e[1] : i.ends[u] = e[1], e[1] ? e[1][u] = t[u] : i.ends[1] = t[u], r;
}, s.remove = function() {
return this.jQ.remove(), this.each("postOrder", "dispose"), this.disown();
}, s.each = pt(function(r) {
var t = this, e = t.ends[u];
if (!e)
return t;
for (; e !== t.ends[1][1] && r(e) !== !1; e = e[1])
;
return t;
}), s.fold = function(r, t) {
return this.each(function(e) {
r = t.call(this, r, e);
}), r;
};
}), n = {}, Y = {}, Ut = m(M, function(s) {
s.init = function(r, t) {
this.parent = r, this.options = t;
var e = this.jQ = this._jQ = T('<span class="mq-cursor">​</span>');
this.blink = function() {
e.toggleClass("mq-blink");
}, this.upDownCache = {};
}, s.show = function() {
return this.jQ = this._jQ.removeClass("mq-blink"), "intervalId" in this ? clearInterval(this.intervalId) : (this[1] ? this.selection && this.selection.ends[u][u] === this[u] ? this.jQ.insertBefore(this.selection.jQ) : this.jQ.insertBefore(this[1].jQ.first()) : this.jQ.appendTo(this.parent.jQ), $(".math-area").css("background-color") == "rgb(0, 0, 0)" ? $(this.jQ).css("border-color", "#ffffff") : $(this.jQ).css("border-color", "#000000"), this.parent.focus()), this.intervalId = setInterval(this.blink, 500), this;
}, s.hide = function() {
return "intervalId" in this && clearInterval(this.intervalId), delete this.intervalId, this.jQ.detach(), this.jQ = T(), this;
}, s.withDirInsertAt = function(r, t, e, i) {
var a = this.parent;
this.parent = t, this[r] = e, this[-r] = i, a !== t && a.blur && a.blur(this);
}, s.insDirOf = function(r, t) {
return this.jQ.insDirOf(r, t.jQ), this.withDirInsertAt(r, t.parent, t[r], t), this.parent.jQ.addClass("mq-hasCursor"), this.setCursorHandle(this.parent), this;
}, s.insLeftOf = function(r) {
return this.insDirOf(u, r);
}, s.insRightOf = function(r) {
return this.insDirOf(1, r);
}, s.insAtDirEnd = function(r, t) {
return this.jQ.insAtDirEnd(r, t.jQ), this.withDirInsertAt(r, t, 0, t.ends[r]), t.focus(), this.setCursorHandle(t), this;
}, s.insAtLeftEnd = function(r) {
return this.insAtDirEnd(u, r);
}, s.insAtRightEnd = function(r) {
return this.insAtDirEnd(1, r);
}, s.setCursorHandle = function(r) {
let t = (e) => {
e.parent ? t(e.parent) : e.controller.handle("cursor");
};
t(r);
}, s.jumpUpDown = function(r, t) {
var e = this;
e.upDownCache[r.id] = M.copy(e);
var i = e.upDownCache[t.id];
if (i)
i[1] ? e.insLeftOf(i[1]) : e.insAtRightEnd(i.parent);
else {
var a = e.offset().left;
t.seek(a, e);
}
}, s.offset = function() {
var r = this.jQ.removeClass("mq-cursor").offset();
return this.jQ.addClass("mq-cursor"), r;
}, s.unwrapGramp = function() {
var r = this.parent.parent, t = r.parent, e = r[1], i = r[u];
if (r.disown().eachChild(function(a) {
a.isEmpty() || (a.children().adopt(t, i, e).each(function(o) {
o.jQ.insertBefore(r.jQ.first());
}), i = a.ends[1]);
}), !this[1])
if (this[u])
this[1] = this[u][1];
else
for (; !this[1]; ) {
if (this.parent = this.parent[1], !this.parent) {
this[1] = r[1], this.parent = t;
break;
}
this[1] = this.parent.ends[u];
}
this[1] ? this.insLeftOf(this[1]) : this.insAtRightEnd(t), r.jQ.remove(), r[u].siblingDeleted && r[u].siblingDeleted(this.options, 1), r[1].siblingDeleted && r[1].siblingDeleted(this.options, u);
}, s.startSelection = function() {
for (var r = this.anticursor = M.copy(this), t = r.ancestors = {}, e = r; e.parent; e = e.parent)
t[e.parent.id] = e;
}, s.endSelection = function() {
delete this.anticursor;
}, s.select = function() {
var r = this.anticursor;
if (this[u] === r[u] && this.parent === r.parent)
return !1;
for (var t = this; t.parent; t = t.parent)
if (t.parent.id in r.ancestors) {
var e = t.parent;
break;
}
var i, a, o = r.ancestors[e.id], c = 1;
if (t[u] !== o) {
for (var l = t; l; l = l[1])
if (l[1] === o[1]) {
c = u, i = t, a = o;
break;
}
}
return c === 1 && (i = o, a = t), i instanceof M && (i = i[1]), a instanceof M && (a = a[u]), this.hide().selection = e.selectChildren(i, a), this.selection.ends[c] && this.insDirOf(c, this.selection.ends[c]), this.selectionChanged(), !0;
}, s.clearSelection = function() {
return this.selection && (this.selection.clear(), delete this.selection, this.selectionChanged()), this;
}, s.deleteSelection = function() {
this.selection && (this[u] = this.selection.ends[u][u], this[1] = this.selection.ends[1][1], this.selection.remove(), this.selectionChanged(), delete this.selection);
}, s.replaceSelection = function() {
var r = this.selection;
return r && (this[u] = r.ends[u][u], this[1] = r.ends[1][1], delete this.selection), r;
};
}), jt = m(D, function(s, r) {
s.init = function() {
r.init.apply(this, arguments), this.jQ = this.jQ.wrapAll('<span class="mq-selection"></span>').parent();
}, s.adopt = function() {
return this.jQ.replaceWith(this.jQ = this.jQ.children()), r.adopt.apply(this, arguments);
}, s.clear = function() {
return this.jQ[0] && this.jQ.replaceWith(this.jQ[0].childNodes), this;
}, s.join = function(t) {
return this.fold("", function(e, i) {
return e + i[t]();
});
};
}), R = m(function(s) {
s.init = function(t, e, i) {
this.id = t.id, this.data = {}, this.root = t, this.container = e, this.options = i, t.controller = this, this.cursor = t.cursor = Ut(t, i);
}, s.handle = function(t, e) {
var i = this.options.handlers;
if (i && i.fns[t]) {
var a = i.APIClasses[this.KIND_OF_MQ](this);
e === u || e === 1 ? i.fns[t](e, a) : i.fns[t](a);
}
};
var r = [];
this.onNotify = function(t) {
r.push(t);
}, s.notify = function() {
for (var t = 0; t < r.length; t += 1)
r[t].apply(this.cursor, arguments);
return this;
};
}), Z = {}, W = m(), rt = {}, St = m(), Qt = {};
function mt() {
window.console && console.warn(`You are using the MathQuill API without specifying an interface version, which will fail in v1.0.0. Easiest fix is to do the following before doing anything else:
MathQuill = MathQuill.getInterface(1);
// now MathQuill.MathField() works like it used to
`);
}
function E(s) {
return mt(), kt(s);
}
E.prototype = St.p, E.VERSION = "v0.10.1", E.interfaceVersion = function(s) {
if (s !== 1)
throw "Only interface version 1 supported. You specified: " + s;
return (mt = function() {
window.console && console.warn(`You called MathQuill.interfaceVersion(1); to specify the interface version, which will fail in v1.0.0. You can fix this easily by doing this before doing anything else:
MathQuill = MathQuill.getInterface(1);
// now MathQuill.MathField() works like it used to
`);
})(), E;
}, E.getInterface = at, E.isSelectedItalic = !0;
var Ct = at.MIN = 1, _t = at.MAX = 2;
function at(s) {
if (!(Ct <= s && s <= _t))
throw "Only interface versions between " + Ct + " and " + _t + " supported. You specified: " + s;
function r(o) {
if (!o || !o.nodeType)
return null;
var c = T(o).children(".mq-root-block").attr(z), l = c && I.byId[c].controller;
return l ? t[l.KIND_OF_MQ](l) : null;
}
var t = {};
function e(o, c) {
for (var l in c && c.handlers && (c.handlers = {
fns: c.handlers,
APIClasses: t
}), c)
if (c.hasOwnProperty(l)) {
var p = c[l], d = rt[l];
o[l] = d ? d(p) : p;
}
}
r.L = u, r.R = 1, r.saneKeyboardEvents = Lt, r.config = function(o) {
return e(W.p, o), this;
}, r.registerEmbed = function(o, c) {
if (!/^[a-z][a-z0-9]*$/i.test(o))
throw "Embed name must start with letter and be only letters and digits";
Qt[o] = c;
};
var i = t.AbstractMathQuill = m(St, function(o) {
o.init = function(c) {
this.__controller = c, this.__options = c.options, this.id = c.id, this.data = c.data;
}, o.__mathquillify = function(c) {
var l = this.__controller, p = l.root, d = l.container;
l.createTextarea();
var g = d.addClass(c).contents().detach();
p.jQ = T('<span class="mq-root-block"/>').attr(z, p.id).appendTo(d), this.latex(g.text()), this.revert = function() {
return d.empty().unbind(".mathquill").removeClass("mq-editable-field mq-math-mode mq-text-mode").append(g);
};
}, o.config = function(c) {
return e(this.__options, c), this;
}, o.el = function() {
return this.__controller.container[0];
}, o.text = function() {
return this.__controller.exportText();
}, o.latex = function(c) {
return arguments.length > 0 ? (this.__controller.renderLatexMath(c), this.__controller.blurred && this.__controller.cursor.hide().parent.blur(), this) : this.__controller.exportLatex();
}, o.positionFix = function(c) {
if (this.__controller.textarea.focus(), c != null && c != 0)
for (var l = Math.abs(c), p = 0; p < l; p++)
c > 0 ? this.__controller.moveRight() : this.__controller.moveLeft();
}, o.positionFiy = function(c) {
if (this.__controller.textarea.focus(), c != null && c != 0)
for (var l = Math.abs(c), p = 0; p < l; p++)
c > 0 ? this.__controller.moveUp() : this.__controller.moveDown();
}, o.html = function() {
return this.__controller.root.jQ.html().replace(/ mathquill-(?:command|block)-id="?\d+"?/g, "").replace(/<span class="?mq-cursor( mq-blink)?"?>.?<\/span>/i, "").replace(/ mq-hasCursor|mq-hasCursor ?/, "").replace(/ class=(""|(?= |>))/g, "");
}, o.reflow = function() {
return this.__controller.root.postOrder("reflow"), this;
};
});
for (var a in r.prototype = i.prototype, t.EditableField = m(i, function(o, c) {
o.__mathquillify = function() {
return c.__mathquillify.apply(this, arguments), this.__controller.editable = !0, this.__controller.delegateMouseEvents(), this.__controller.editablesTextareaEvents(), this;
}, o.focus = function() {
return this.__controller.textarea.focus(), this;
}, o.blur = function() {
return this.__controller.textarea.blur(), this;
}, o.write = function(l) {
if (!(window.$currentJQ.hasClass("mq-text-mode") && l.length > 1))
return this.__controller.writeLatex(l), this.__controller.scrollHoriz(), this.__controller.blurred && this.__controller.cursor.hide().parent.blur(), this;
}, o.empty = function() {
var l = this.__controller.root, p = this.__controller.cursor;
return l.eachChild("postOrder", "dispose"), l.ends[u] = l.ends[1] = 0, l.jQ.empty(), delete p.selection, p.insAtRightEnd(l), this;
}, o.cmd = function(l) {
var p = this.__controller.notify(), d = p.cursor;
if (/^\\[a-z]+\{\}$/i.test(l)) {
l = l.slice(1);
var g = n[l];
g && (l = g(l), d.selection && l.replaces(d.replaceSelection()), l.createLeftOf(d.show()), this.__controller.scrollHoriz());
} else
d.parent.write(d, l);
return p.blurred && d.hide().parent.blur(), this;
}, o.select = function() {
var l = this.__controller;
for (l.notify("move").cursor.insAtRightEnd(l.root); l.cursor[u]; )
l.selectLeft();
return this;
}, o.clearSelection = function() {
return this.__controller.cursor.clearSelection(), this;
}, o.moveToDirEnd = function(l) {
return this.__controller.notify("move").cursor.insAtDirEnd(l, this.__controller.root), this;
}, o.moveToLeftEnd = function() {
return this.moveToDirEnd(u);
}, o.moveToRightEnd = function() {
return this.moveToDirEnd(1);
}, o.keystroke = function(l) {
l = l.replace(/^\s+|\s+$/g, "").split(/\s+/);
for (var p = 0; p < l.length; p += 1)
this.__controller.keystroke(l[p], {
preventDefault: L
});
return this;
}, o.typedText = function(l) {
for (var p = 0; p < l.length; p += 1)
this.__controller.typedText(l.charAt(p));
return this;
}, o.dropEmbedded = function(l, p, d) {
var g = l - T(window).scrollLeft(), w = p - T(window).scrollTop(), q = document.elementFromPoint(g, w);
this.__controller.seek(T(q), l, p), ae().setOptions(d).createLeftOf(this.__controller.cursor);
}, o.clickAt = function(l, p, d) {
d = d || document.elementFromPoint(l, p);
var g = this.__controller, w = g.root;
return $.contains(w.jQ[0], d) || (d = w.jQ[0]), g.seek(T(d), l + pageXOffset, p + pageYOffset), g.blurred && this.focus(), this;
}, o.ignoreNextMousedown = function(l) {
return this.__controller.cursor.options.ignoreNextMousedown = l, this;
};
}), r.EditableField = function() {
throw "wtf don't call me, I'm 'abstract'";
}, r.EditableField.prototype = t.EditableField.prototype, Z)
(function(o, c) {
var l = t[o] = c(t);
r[o] = function(p, d) {
var g = r(p);
if (g instanceof l || !p || !p.nodeType)
return g;
var w = R(l.RootBlock(), T(p), W());
return w.KIND_OF_MQ = o, l(w).__mathquillify(d, s);
}, r[o].prototype = l.prototype;
})(a, Z[a]);
return r;
}
E.noConflict = function() {
return window.MathQuill = Vt, E;
};
var Vt = window.MathQuill;
function Dt(s) {
for (var r = "moveOutOf deleteOutOf selectOutOf upOutOf downOutOf".split(" "), t = 0; t < r.length; t += 1)
(function(e) {
s[e] = function(i) {
this.controller.handle(e, i);
};
})(r[t]);
s.reflow = function() {
this.controller.handle("reflow"), this.controller.handle("edited"), this.controller.handle("edit");
};
}
window.MathQuill = E;
var Et, x = m(function(s, r, t) {
function e(c, l) {
throw "Parse Error: " + l + " at " + (c = c ? "'" + c + "'" : "EOF");
}
s.init = function(c) {
this._ = c;
}, s.parse = function(c) {
return this.skip(o)._("" + c, function(l, p) {
return p;
}, e);
}, s.or = function(c) {
var l = this;
return t(function(p, d, g) {
return l._(p, d, function(w) {
return c._(p, d, g);
});
});
}, s.then = function(c) {
var l = this;
return t(function(p, d, g) {
return l._(p, function(w, q) {
var v = c instanceof t ? c : c(q);
return v._(w, d, g);
}, g);
});
}, s.many = function() {
var c = this;
return t(function(l, p, d) {
for (var g = []; c._(l, w, q); )
;
return p(l, g);
function w(v, y) {
return l = v, g.push(y), !0;
}
function q() {
return !1;
}
});
}, s.times = function(c, l) {
arguments.length < 2 && (l = c);
var p = this;
return t(function(d, g, w) {
for (var q, v = [], y = !0, O = 0; O < c; O += 1)
if (!(y = p._(d, S, A)))
return w(d, q);
for (; O < l && y; O += 1)
y = p._(d, S, ce);
return g(d, v);
function S(ct, ht) {
return v.push(ht), d = ct, !0;
}
function A(ct, ht) {
return q = ht, d = ct, !1;
}
function ce(ct, ht) {
return !1;
}
});
}, s.result = function(c) {
return this.then(a(c));
}, s.atMost = function(c) {
return this.times(0, c);
}, s.atLeast = function(c) {
var l = this;
return l.times(c).then(function(p) {
return l.many().map(function(d) {
return p.concat(d);
});
});
}, s.map = function(c) {
return this.then(function(l) {
return a(c(l));
});
}, s.skip = function(c) {
return this.then(function(l) {
return c.result(l);
});
}, this.string = function(c) {
var l = c.length, p = "expected '" + c + "'";
return t(function(d, g, w) {
var q = d.slice(0, l);
return q === c ? g(d.slice(l), q) : w(d, p);
});
};
var i = this.regex = function(c) {
c.toString().charAt(1);
var l = "expected " + c;
return t(function(p, d, g) {
var w = c.exec(p);
if (w) {
var q = w[0];
return d(p.slice(q.length), q);
}
return g(p, l);
});
}, a = t.succeed = function(c) {
return t(function(l, p) {
return p(l, c);
});
}, o = (t.fail = function(c) {
return t(function(l, p, d) {
return d(l, c);
});
}, t.letter = i(/^[a-z]/i), t.letters = i(/^[a-z]*/i), t.digit = i(/^[0-9]/), t.digits = i(/^[0-9]*/), t.whitespace = i(/^\s+/), t.optWhitespace = i(/^\s*/), t.any = t(function(c, l, p) {
return c ? l(c.slice(1), c.charAt(0)) : p(c, "expected any character");
}), t.all = t(function(c, l, p) {
return l("", c);
}), t.eof = t(function(c, l, p) {
return c ? p(c, "expected EOF") : l(c, c);
}));
}), Lt = (Et = {
8: "Backspace",
9: "Tab",
10: "Enter",
13: "Enter",
16: "Shift",
17: "Control",
18: "Alt",
20: "CapsLock",
27: "Esc",
32: "Spacebar",
33: "PageUp",
34: "PageDown",
35: "End",
36: "Home",
37: "Left",
38: "Up",
39: "Right",
40: "Down",
45: "Insert",
46: "Del",
144: "NumLock"
}, function(s, r) {
var t, e = null, i = null, a = $(s), o = $(r.container || a), c = L;
function l(v) {
c = v, clearTimeout(t), t = setTimeout(v);
}
function p(v) {
l(function(y) {
c = L, clearTimeout(t), v(y);
});
}
o.bind("keydown keypress input keyup focusout paste", function(v) {
c(v);
});
var d = !1;
function g() {
r.keystroke(function(v) {
var y, O = v.which || v.keyCode, S = Et[O], A = [];
return v.ctrlKey && A.push("Ctrl"), v.originalEvent && v.originalEvent.metaKey && A.push("Meta"), v.altKey && A.push("Alt"), v.shiftKey && A.push("Shift"), y = S || String.fromCharCode(O), A.length || S ? (A.push(y), A.join("-")) : y;
}(e), e);
}
function w() {
var v;
if ((!("selectionStart" in (v = a[0])) || v.selectionStart === v.selectionEnd) && !it) {
var y = a.val();
window.$currentJQ.hasClass("mq-text-mode") && y.match(/[\u4e00-\u9fa5|\u3002|\uff1f|\uff01|\uff0c|\u3001|\uff1b|\uff1a|\u201c|\u201d|\u2018|\u2019|\uff08|\uff09|\u300a|\u300b|\u3010|\u3011|\u007e｜\\]+/g) ? a.val("") : y.length > 1 ? (a.val(""), r.paste(y)) : y.length === 1 ? (a.val(""), r.typedText(y)) : y && a[0].select && a[0].select();
var O = r.notify().cursor.parent;
O.isEmpty() ? O.jQ.addClass("mq-outLine") : O.jQ.removeClass("mq-outLine");
}
}
function q() {
var v = a.val();
a.val(""), v && r.paste(v);
}
return l(w), o.bind({
keydown: function(v) {
e = v, i = null, d && p(function(y) {
y && y.type === "focusout" || !a[0].select || a[0].select();
}), g();
},
keypress: function(v) {
e && i && g(), i = v, l(w);
},
keyup: function(v) {
e && !i && l(w);
},
focusout: function() {
e = i = null;
},
compositionstart: function(v) {
it = !0;
},
compositionend: function(v) {
var y = a.val() || v.originalEvent.data;
const O = window.$currentJQ.hasClass("mq-text-mode");
a.val(""), !O && r.paste(y), it = !1;
},
cut: function() {
p(function() {
r.cut();
});
},
copy: function() {
p(function() {
r.copy();
});
},
paste: function(v) {
a.focus(), l(q);
}
}), {
select: function(v) {
c(), c = L, clearTimeout(t), a.val(v), v && a[0].select && a[0].select(), d = !!v;
}
};
});
R.open(function(s, r) {
s.exportText = function() {
return this.root.foldChildren("", function(t, e) {
return t + e.text();
});
};
}), R.open(function(s) {
s.focusBlurEvents = function() {
var r, t = this, e = t.root, i = t.cursor;
function a() {
clearTimeout(r), i.selection && i.selection.jQ.addClass("mq-blur"), o();
}
function o() {
i.hide().parent.blur(), t.container.removeClass("mq-focused"), T(window).unbind("blur", a);
}
t.textarea.focus(function() {
t.blurred = !1, clearTimeout(r), t.container.addClass("mq-focused"), i.parent || i.insAtRightEnd(e), i.selection ? (i.selection.jQ.removeClass("mq-blur"), t.selectionChanged()) : i.show();
}).blur(function() {
t.blurred = !0, r = setTimeout(function() {
e.postOrder("intentionalBlur"), o();
}), T(window).bind("blur", a);
}), t.blurred = !0, i.hide().parent.blur();
};
}), R.open(function(s) {
s.keystroke = function(r, t) {
this.cursor.parent.keystroke(r, t, this);
};
}), I.open(function(s) {
s.keystroke = function(r, t, e) {
var i = e.cursor;
switch (r) {
case "Ctrl-Shift-Backspace":
case "Ctrl-Backspace":
e.ctrlDeleteDir(u);
break;
case "Shift-Backspace":
case "Backspace":
e.backspace();
break;
case "Esc":
case "Tab":
return void e.escapeDir(1, r, t);
case "Shift-Tab":
case "Shift-Esc":
return void e.escapeDir(u, r, t);
case "End":
e.notify("move").cursor.insAtRightEnd(i.parent);
break;
case "Ctrl-End":
e.notify("move").cursor.insAtRightEnd(e.root);
break;
case "Shift-End":
for (; i[1]; )
e.selectRight();
break;
case "Ctrl-Shift-End":
for (; i[1] || i.parent !== e.root; )
e.selectRight();
break;
case "Home":
e.notify("move").cursor.insAtLeftEnd(i.parent);
break;
case "Ctrl-Home":
e.notify("move").cursor.insAtLeftEnd(e.root);
break;
case "Shift-Home":
for (; i[u]; )
e.selectLeft();
break;
case "Ctrl-Shift-Home":
for (; i[u] || i.parent !== e.root; )
e.selectLeft();
break;
case "Left":
e.moveLeft();
break;
case "Shift-Left":
e.selectLeft();
break;
case "Ctrl-Left":
break;
case "Right":
e.moveRight();
break;
case "Shift-Right":
e.selectRight();
break;
case "Ctrl-Right":
break;
case "Up":
e.moveUp();
break;
case "Down":
e.moveDown();
break;
case "Shift-Up":
if (i[u])
for (; i[u]; )
e.selectLeft();
else
e.selectLeft();
case "Shift-Down":
if (i[1])
for (; i[1]; )
e.selectRight();
else
e.selectRight();
case "Ctrl-Up":
case "Ctrl-Down":
break;
case "Ctrl-Shift-Del":
case "Ctrl-Del":
e.ctrlDeleteDir(1);
break;
case "Shift-Del":
case "Del":
e.deleteForward();
break;
case "Meta-A":
case "Ctrl-A":
for (e.notify("move").cursor.insAtRightEnd(e.root); i[u]; )
e.selectLeft();
break;
default:
return;
}
t.preventDefault(), e.scrollHoriz();
}, s.moveOutOf = s.moveTowards = s.deleteOutOf = s.deleteTowards = s.unselectInto = s.selectOutOf = s.selectTowards = function() {
};
}), R.open(function(s) {
function r(t, e) {
var i = t.notify("upDown").cursor, a = e + "Into", o = e + "OutOf";
return i[1][a] ? i.insAtLeftEnd(i[1][a]) : i[u][a] ? i.insAtRightEnd(i[u][a]) : i.parent.bubble(function(c) {
var l = c[o];
if (l && (typeof l == "function" && (l = c[o](i)), l instanceof I && i.jumpUpDown(c, l), l !== !0))
return !1;
}), t;
}
this.onNotify(function(t) {
t !== "move" && t !== "upDown" || this.show().clearSelection();
}), s.escapeDir = function(t, e, i) {
var a = this.cursor;
if (a.parent !== this.root && i.preventDefault(), a.parent !== this.root)
return a.parent.moveOutOf(t, a), this.notify("move");
}, rt.leftRightIntoCmdGoes = function(t) {
if (t && t !== "up" && t !== "down")
throw '"up" or "down" required for leftRightIntoCmdGoes option, got "' + t + '"';
return t;
}, s.moveDir = function(t) {
var e = this.cursor, i = e.options.leftRightIntoCmdGoes;
return e.selection ? e.insDirOf(t, e.selection.ends[t]) : e[t] ? e[t].moveTowards(t, e, i) : e.parent.moveOutOf(t, e, i), this.notify("move");
}, s.moveLeft = function() {
return this.moveDir(u);
}, s.moveRight = function() {
return this.moveDir(1);
}, s.moveUp = function() {
return r(this, "up");
}, s.moveDown = function() {
return r(this, "down");
}, this.onNotify(function(t) {
t !== "upDown" && (this.upDownCache = {});
}), this.onNotify(function(t) {
t === "edit" && this.show().deleteSelection();
}), s.deleteDir = function(t) {
var e = this.cursor, i = e.selection;
return this.notify("edit"), i || (e[t] ? e[t].deleteTowards(t, e) : e.parent.deleteOutOf(t, e)), e[u].siblingDeleted && e[u].siblingDeleted(e.options, 1), e[1].siblingDeleted && e[1].siblingDeleted(e.options, u), e.parent.bubble("reflow"), this;
}, s.ctrlDeleteDir = function(t) {
var e = this.cursor;
return !e[t] || e.selection ? this.deleteDir(t) : (this.notify("edit"), t === u ? D(e.parent.ends[u], e[u]).remove() : D(e[1], e.parent.ends[1]).remove(), e.insAtDirEnd(t, e.parent), e[u].siblingDeleted && e[u].siblingDeleted(e.options, 1), e[1].siblingDeleted && e[1].siblingDeleted(e.options, u), e.parent.bubble("reflow"), this);
}, s.backspace = function() {
return this.deleteDir(u);
}, s.deleteForward = function() {
return this.deleteDir(1);
}, this.onNotify(function(t) {
t !== "select" && this.endSelection();
}), s.selectDir = function(t) {
var e = this.notify("select").cursor, i = e.selection;
e.anticursor || e.startSelection();
var a = e[t];
a ? i && i.ends[t] === a && e.anticursor[-t] !== a ? a.unselectInto(t, e) : a.selectTowards(t, e) : e.parent.selectOutOf(t, e), e.clearSelection(), e.select() || e.show();
}, s.selectLeft = function() {
return this.selectDir(u);
}, s.selectRight = function() {
return this.selectDir(1);
};
});
var j = function() {
function s(O) {
for (var S = O[0] || Q(), A = 1; A < O.length; A += 1)
O[A].children().adopt(S, S.ends[1], 0);
return S;
}
var r = x.string, t = x.regex, e = x.letter, i = x.any, a = x.optWhitespace, o = x.succeed, c = x.fail, l = e.map(function(O) {
return P(O);
}), p = t(/^[^${}\\_^]/).map(function(O) {
return f(O);
}), d = t(/^[^\\a-eg-zA-Z]/).or(r("\\").then(t(/^[a-z]+/i).or(t(/^\s+/).result(" ")).or(i))).then(function(O) {
var S = n[O];
return S ? S(O).parser() : c("unknown command: \\" + O);
}).or(l).or(p), g = r("{").then(function() {
return q;
}).skip(r("}")), w = a.then(g.or(d.map(function(O) {
var S = Q();
return O.adopt(S, 0, 0), S;
}))), q = w.many().map(s).skip(a), v = r("[").then(w.then(function(O) {
return O.join("latex") !== "]" ? o(O) : c();
}).many().map(s).skip(a)).skip(r("]")), y = q;
return y.block = w, y.optBlock = v, y;
}();
R.open(function(s, r) {
s.exportLatex = function() {
return this.root.latex().replace(/(\\[a-z]+) (?![a-z])/gi, "$1");
}, s.writeLatex = function(t) {
var e = this.notify("edit").cursor, i = x.all, a = x.eof, o = j.skip(a).or(i.result(!1)).parse(t);
return o && !o.isEmpty() && (o.children().adopt(e.parent, e[u], e[1]), o.jQize().insertBefore(e.jQ), e[u] = o.ends[1], o.finalizeInsert(e.options, e), o.ends[1][1].siblingCreated && o.ends[1][1].siblingCreated(e.options, u), o.ends[u][u].siblingCreated && o.ends[u][u].siblingCreated(e.options, 1), e.parent.bubble("reflow")), this;
}, s.renderLatexMath = function(t) {
var e = this.root, i = this.cursor, a = x.all, o = x.eof, c = j.skip(o).or(a.result(!1)).parse(t);
e.eachChild("postOrder", "dispose"), e.ends[u] = e.ends[1] = 0, c && c.children().adopt(e, 0, 0);
var l = e.jQ;
if (c) {
var p = c.join("html");
l.html(p), e.jQize(l.children()), e.finalizeInsert(i.options);
} else
l.empty();
delete i.selection, i.insAtRightEnd(e);
}, s.renderLatexText = function(t) {
var e = this.root, i = this.cursor;
e.jQ.children().slice(1).remove(), e.eachChild("postOrder", "dispose"), e.ends[u] = e.ends[1] = 0, delete i.selection, i.show().insAtRightEnd(e);
var a = x.regex, o = x.string, c = x.eof, l = x.all, p = o("$").then(j).skip(o("$").or(c)).map(function(q) {
var v = It(i);
v.createBlocks();
var y = v.ends[u];
return q.children().adopt(y, 0, 0), v;
}), d = o("\\$").result("$").or(a(/^[^$]/)).map(f), g = p.or(d).many().skip(c).or(l.result(!1)).parse(t);
if (g) {
for (var w = 0; w < g.length; w += 1)
g[w].adopt(e, e.ends[1], 0);
e.jQize().appendTo(e.jQ), e.finalizeInsert(i.options);
}
};
}), R.open(function(s) {
W.p.ignoreNextMousedown = L, s.delegateMouseEvents = function() {
var r = this.root.jQ;
this.container.bind("mousedown.mathquill", function(t) {
var e, i = T(t.target).closest(".mq-root-block"), a = I.byId[i.attr(z) || r.attr(z)].controller, o = a.cursor, c = o.blink, l = a.textareaSpan, p = a.textarea;
t.preventDefault(), t.target.unselectable = !0, o.options.ignoreNextMousedown(t) || (o.options.ignoreNextMousedown = L, a.blurred && (a.editable || i.prepend(l), p.focus()), o.blink = L, a.seek(T(t.target), t.pageX, t.pageY).cursor.startSelection(), i.mousemove(d), T(t.target.ownerDocument).mousemove(g).mouseup(function w(q) {
o.blink = c, o.selection || (a.editable ? o.show() : l.detach()), i.unbind("mousemove", d), T(q.target.ownerDocument).unbind("mousemove", g).unbind("mouseup", w);
}));
function d(w) {
e = T(w.target);
}
function g(w) {
o.anticursor || o.startSelection(), a.seek(e, w.pageX, w.pageY).cursor.select(), e = X;
}
});
};
}), R.open(function(s) {
s.seek = function(r, t, e) {
var i = this.notify("select").cursor;
if (r) {
var a = r.attr(z) || r.attr(Ot);
if (!a) {
var o = r.parent();
a = o.attr(z) || o.attr(Ot);
}
}
var c = a ? I.byId[a] : this.root;
return i.clearSelection().show(), c.seek(t, i), this.scrollHoriz(), this;
};
}), R.open(function(s) {
s.scrollHoriz = function() {
var r = this.cursor, t = r.selection, e = this.root.jQ[0].getBoundingClientRect();
if (t) {
var i = t.jQ[0].getBoundingClientRect(), a = i.left - (e.left + 20), o = i.right - (e.right - 20);
if (t.ends[u] === r[1])
if (a < 0)
l = a;
else {
if (!(o > 0))
return;
i.left - o < e.left + 20 ? l = a : l = o;
}
else if (o > 0)
l = o;
else {
if (!(a < 0))
return;
i.right - a > e.right - 20 ? l = o : l = a;
}
} else {
var c = r.jQ[0].getBoundingClientRect().left;
if (c > e.right - 20)
var l = c - (e.right - 20);
else {
if (!(c < e.left + 20))
return;
var l = c - (e.left + 20);
}
}
this.root.jQ.stop().animate({
scrollLeft: "+=" + l
}, 100);
};
}), R.open(function(s) {
W.p.substituteTextarea = function() {
return T("<textarea autocapitalize=off autocomplete=off autocorrect=off spellcheck=false x-palm-disable-ste-all=true />")[0];
}, s.createTextarea = function() {
var r = this.textareaSpan = T('<span class="mq-textarea"></span>'), t = this.options.substituteTextarea();
if (!t.nodeType)
throw "substituteTextarea() must return a DOM element, got " + t;
t = this.textarea = T(t).appendTo(r);
var e = this;
e.cursor.selectionChanged = function() {
e.selectionChanged();
};
}, s.selectionChanged = function() {
var r = this;
Ft(r.container[0]), r.textareaSelectionTimeout === X && (r.textareaSelectionTimeout = setTimeout(function() {
r.setTextareaSelection();
})), r.handle("select");
}, s.setTextareaSelection = function() {
this.textareaSelectionTimeout = X;
var r = "";
this.cursor.selection && (r = this.cursor.selection.join("latex"), this.options.statelessClipboard && (r = "$" + r + "$")), this.selectFn(r);
}, s.staticMathTextareaEvents = function() {
var r = this, t = (r.root, r.cursor), e = r.textarea, i = r.textareaSpan;
function a() {
i.detach(), r.blurred = !0;
}
this.container.prepend($('<span class="mq-selectable">').text("$" + r.exportLatex() + "$")), r.blurred = !0, e.bind("cut paste", !1).bind("copy", function() {
r.setTextareaSelection();
}).focus(function() {
r.blurred = !1;
}).blur(function() {
t.selection && t.selection.clear(), setTimeout(a);
}), r.selectFn = function(o) {
e.val(o), o && e.select();
};
}, W.p.substituteKeyboardEvents = Lt, s.editablesTextareaEvents = function() {
var r = this.textarea, t = this.textareaSpan, e = this.options.substituteKeyboardEvents(r, this);
this.selectFn = function(i) {
e.select(i);
}, this.container.prepend(t), this.focusBlurEvents();
}, s.typedText = function(r) {
if (r === `
`)
return this.handle("enter");
var t = this.notify().cursor;
t.parent.write(t, r), !t[1] && t.parent.jQ.hasClass("overfrown") && t.parent.jQ.children("[mathquill-command-id]").length >= 3 && this.moveRight(), this.scrollHoriz();
}, s.cut = function() {
var r = this, t = r.cursor;
t.selection && setTimeout(function() {
r.notify("edit"), t.parent.bubble("reflow");
});
}, s.copy = function() {
this.setTextareaSelection();
}, s.paste = function(r) {
this.options.statelessClipboard && (r = r.slice(0, 1) === "$" && r.slice(-1) === "$" ? r.slice(1, -1) : "\\text{" + r + "}");
var t = this.notify("edit").cursor;
T(t.parent.jQ[0])[0].className.indexOf("mq-text-mode") == -1 && this.writeLatex(r).cursor.show();
};
});
var At = m(I, function(s, r) {
s.finalizeInsert = function(t, e) {
var i = this;
i.postOrder("finalizeTree", t), i.postOrder("contactWeld", e), i.postOrder("blur"), i.postOrder("reflow"), i[1].siblingCreated && i[1].siblingCreated(t, u), i[u].siblingCreated && i[u].siblingCreated(t, 1), i.bubble("reflow");
};
}), b = m(At, function(s, r) {
s.init = function(t, e, i) {
var a = this;
r.init.call(a), a.ctrlSeq || (a.ctrlSeq = t), e && (a.htmlTemplate = e), i && (a.textTemplate = i);
}, s.replaces = function(t) {
t.disown(), this.replacedFragment = t;
}, s.isEmpty = function() {
return this.foldChildren(!0, function(t, e) {
return t && e.isEmpty();
});
}, s.parser = function() {
var t = j.block, e = this;
return t.times(e.numBlocks()).map(function(i) {
e.blocks = i;
for (var a = 0; a < i.length; a += 1)
i[a].adopt(e, e.ends[1], 0);
return e;
});
}, s.createLeftOf = function(t) {
var e = this, i = e.replacedFragment;
e.createBlocks(), r.createLeftOf.call(e, t), i && (i.adopt(e.ends[u], 0, 0), i.jQ.appendTo(e.ends[u].jQ)), e.finalizeInsert(t.options), e.placeCursor(t);
}, s.createBlocks = function() {
for (var t = this, e = t.numBlocks(), i = t.blocks = Array(e), a = 0; a < e; a += 1)
(i[a] = Q()).adopt(t, t.ends[1], 0);
}, s.placeCursor = function(t) {
t.insAtRightEnd(this.foldChildren(this.ends[u], function(e, i) {
return e.isEmpty() ? e : i;
}));
}, s.moveTowards = function(t, e, i) {
var a = i && this[i + "Into"];
e.insAtDirEnd(-t, a || this.ends[-t]);
}, s.deleteTowards = function(t, e) {
this.isEmpty() ? e[t] = this.remove()[t] : this.moveTowards(t, e, null);
}, s.selectTowards = function(t, e) {
e[-t] = this, e[t] = this[t];
}, s.selectChildren = function() {
return jt(this, this);
}, s.unselectInto = function(t, e) {
e.insAtDirEnd(-t, e.anticursor.ancestors[this.id]);
}, s.seek = function(t, e) {
function i(l) {
var p = {};
return p[u] = l.jQ.offset().left, p[1] = p[u] + l.jQ.outerWidth(), p;
}
var a = this, o = i(a);
if (t < o[u])
return e.insLeftOf(a);
if (t > o[1])
return e.insRightOf(a);
var c = o[u];
a.eachChild(function(l) {
var p = i(l);
return t < p[u] ? (t - c < p[u] - t ? l[u] ? e.insAtRightEnd(l[u]) : e.insLeftOf(a) : e.insAtLeftEnd(l), !1) : t > p[1] ? void (l[1] ? c = p[1] : o[1] - t < t - p[1] ? e.insRightOf(a) : e.insAtRightEnd(l)) : (l.seek(t, e), !1);
});
}, s.numBlocks = function() {
var t = this.htmlTemplate.match(/&\d+/g);
return t ? t.length : 0;
}, s.html = function() {
var t = this, e = t.blocks, i = " mathquill-command-id=" + t.id, a = t.htmlTemplate.match(/<[^<>]+>|[^<>]+/g);
a.join(""), this.htmlTemplate;
for (var o = 0, c = a[0]; c; c = a[o += 1])
if (c.slice(-2) === "/>")
a[o] = c.slice(0, -2) + i + "/>";
else if (c.charAt(0) === "<") {
c.charAt(1), a[o] = c.slice(0, -1) + i + ">";
var l = 1;
do
(c = a[o += 1]).slice(0, 2) === "</" ? l -= 1 : c.charAt(0) === "<" && c.slice(-2) !== "/>" && (l += 1);
while (l > 0);
}
return a.join("").replace(/>&(\d+)/g, function(p, d) {
return " mathquill-block-id=" + e[d].id + ">" + e[d].join("html");
});
}, s.latex = function() {
return this.foldChildren(this.ctrlSeq, function(t, e) {
return t + "{" + (e.latex() || " ") + "}";
});
}, s.textTemplate = [""], s.text = function() {
var t = this, e = 0;
return t.foldChildren(t.textTemplate[e], function(i, a) {
e += 1;
var o = a.text();
return i && t.textTemplate[e] === "(" && o[0] === "(" && o.slice(-1) === ")" ? i + o.slice(1, -1) + t.textTemplate[e] : i + a.text() + (t.textTemplate[e] || "");
});
};
}), F = m(b, function(s, r) {
s.init = function(t, e, i) {
i || (i = t && t.length > 1 ? t.slice(1) : t), r.init.call(this, t, e, [i]);
}, s.parser = function() {
return x.succeed(this);
}, s.numBlocks = function() {
return 0;
}, s.replaces = function(t) {
t.remove();
}, s.createBlocks = L, s.moveTowards = function(t, e) {
e.jQ.insDirOf(t, this.jQ), e[-t] = this, e[t] = this[t];
}, s.deleteTowards = function(t, e) {
e[t] = this.remove()[t];
}, s.seek = function(t, e) {
t - this.jQ.offset().left < this.jQ.outerWidth() / 2 ? e.insLeftOf(this) : e.insRightOf(this);
}, s.latex = function() {
return this.ctrlSeq;
}, s.text = function() {
return this.textTemplate;
}, s.placeCursor = L, s.isEmpty = function() {
return !0;
};
}), f = m(F, function(s, r) {
s.init = function(t, e) {
r.init.call(this, t, "<span>" + (e || t) + "</span>");
};
}), k = m(F, function(s, r) {
s.init = function(t, e, i) {
r.init.call(this, t, '<span class="mq-binary-operator">' + e + "</span>", i);
};
}), Q = m(At, function(s, r) {
s.join = function(t) {
return this.foldChildren("", function(e, i) {
return e.indexOf("\\lbrace ") >= 0 && (e = e.replace(/\\lbrace /g, "\\begin{cases}")), e + i[t]();
});
}, s.html = function() {
return this.join("html");
}, s.latex = function() {
return this.join("latex");
}, s.text = function() {
return this.ends[u] === this.ends[1] && this.ends[u] !== 0 ? this.ends[u].text() : this.join("text");
}, s.keystroke = function(t, e, i) {
return !i.options.spaceBehavesLikeTab || t !== "Spacebar" && t !== "Shift-Spacebar" ? r.keystroke.apply(this, arguments) : (e.preventDefault(), void i.escapeDir(t === "Shift-Spacebar" ? u : 1, t, e));
}, s.moveOutOf = function(t, e, i) {
!(i && this.parent[i + "Into"]) && this[t] ? e.insAtDirEnd(-t, this[t]) : e.insDirOf(t, this.parent);
}, s.selectOutOf = function(t, e) {
e.insDirOf(t, this.parent);
}, s.deleteOutOf = function(t, e) {
e.unwrapGramp();
}, s.seek = function(t, e) {
var i = this.ends[1];
if (!i || i.jQ.offset().left + i.jQ.outerWidth() < t)
return e.insAtRightEnd(this);
if (t < this.ends[u].jQ.offset().left)
return e.insAtLeftEnd(this);
for (; t < i.jQ.offset().left; )
i = i[u];
return i.seek(t, e);
}, s.chToCmd = function(t, e) {
var i;
return t.match(/^[a-zA-Z]$/) ? P(t) : /^\d$/.test(t) ? Yt(t) : e && e.typingSlashWritesDivisionSymbol && t === "/" ? n["÷"](t) : e && e.typingAsteriskWritesTimesSymbol && t === "*" ? n["×"](t) : (i = Y[t] || n[t]) ? i(t) : f(t);
}, s.write = function(t, e) {
var i = this.chToCmd(e, t.options);
t.selection && i.replaces(t.replaceSelection()), i.createLeftOf(t.show());
}, s.focus = function() {
return window.$currentJQ = this.jQ, this.jQ.addClass("mq-hasCursor"), this.jQ.removeClass("mq-empty"), this.isEmpty() && this.jQ.addClass("mq-outLine"), this;
}, s.blur = function() {
return this.jQ.removeClass("mq-hasCursor"), this.jQ.removeClass("mq-outLine"), this.isEmpty() && this.jQ.addClass("mq-empty"), this;
};
});
Z.StaticMath = function(s) {
return m(s.AbstractMathQuill, function(r, t) {
this.RootBlock = Q, r.__mathquillify = function(e, i) {
return this.config(e), t.__mathquillify.call(this, "mq-math-mode"), this.__controller.delegateMouseEvents(), this.__controller.staticMathTextareaEvents(), this;
}, r.init = function() {
t.init.apply(this, arguments), this.__controller.root.postOrder("registerInnerField", this.innerFields = [], s.MathField);
}, r.latex = function() {
var e = t.latex.apply(this, arguments);
return arguments.length > 0 && this.__controller.root.postOrder("registerInnerField", this.innerFields = [], s.MathField), e;
};
});
};
var zt = m(Q, Dt);
Z.MathField = function(s) {
return m(s.EditableField, function(r, t) {
this.RootBlock = zt, r.__mathquillify = function(e, i) {
return this.config(e), i > 1 && (this.__controller.root.reflow = L), t.__mathquillify.call(this, "mq-editable-field mq-math-mode"), delete this.__controller.root.reflow, this;
};
});
};
var tt = m(I, function(s, r) {
function t(e) {
e.jQ[0].normalize();
var i = e.jQ[0].firstChild;
if (i) {
i.nodeType;
var a = V(i.data);
return a.jQadd(i), e.children().disown(), a.adopt(e, 0, 0);
}
}
s.ctrlSeq = "\\text", s.replaces = function(e) {
e instanceof D ? this.replacedText = e.remove().jQ.text() : typeof e == "string" && (this.replacedText = e);
}, s.jQa