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class="mq-matrix">'+s+"</span>"}e.init.call(this,this.ctrlSeq,'<span class="mq-matrix-outer mq-non-leaf">'+s+"</span>",["text"])},t.reflow=function(){var t=this.jQ.children(".mq-paren"),e=this.jQ.children(".mq-matrix").first(),n=e.outerHeight()/(1.133333*parseInt(e.css("fontSize"),10));Z(t,ke(1+.2*(n-1),1.2),1.05*n),t.css("position","relative"),t.css("top",Math.round(.6*n)+"px")},t.contextMenu=function(t,e){var n=this,i=[{text:"Insert Column Before",handler:function(){n.insertColumn(t,Se)}},{text:"Insert Column After",handler:function(){n.insertColumn(t,Qe)}},{text:"Insert Row Before",handler:function(){n.insertRow(t,Se)}},{text:"Insert Row After",handler:function(){n.insertRow(t,Qe)}}];this.col>1&&i.push({text:"Delete Column",handler:function(){n.deleteColumn(t)}}),this.row>1&&i.push({text:"Delete Row",handler:function(){n.deleteRow(t)}}),this.showPopupMenu(i,e)},t.latex=function(){var t="",e=1,n=this.col,i=this.numBlocks(),s=this.ctrlSeq.substring(1,this.ctrlSeq.length);return this.eachChild(function(s){s.ends[Se]&&(t+=s.latex()),e!=i&&(t+=e%n==0?" \\\\ ":" & "),e++}),"\\begin{"+s+"}"+t+"\\end{"+s+"}"},t.text=function(t){var e,n,i=[];for(this.eachChild(function(e){i.push(e.ends[Se]?e.text(t):0)}),e="",n=0;n<i.length;n++)n>0&&n%this.col==0?e+="],[":n>0&&(e+=","),e+=i[n];return this.row>1?"[["+e+"]]":"["+e+"]"},t.parser=function(){{var t=(k.block,w.string,w.regex);w.optWhitespace}return t(/^\{[pbvBV]?matrix\}[\s\S]*?\\end\{[pbvBV]?matrix\}/).map(function(t){var e,n,i,s,r,o,a,l,c;for("}"==t.substring(7,1)?(e=t.substring(1,7),t=t.substring(8,t.length-12).trim()):(e=t.substring(1,8),t=t.substring(9,t.length-13).trim()),n=t.split(/\\\\/).map(function(t){return t.trim()}),i=n.length,s=0,r=[],n.forEach(function(t){var e=t.split(/&/);s=Math.max(s,e.length),r=r.concat(e)}),o=fe("\\"+e,s,i),a=o.blocks=Array(o.numBlocks()),l=0;l<a.length;l++)c=a[l]=k.parse(r[l]),c.adopt(o,o.ends[Qe],0);return o})},t.finalizeTree=function(){var t,e,n;for(t=0;t<this.row;t++)for(e=0;e<this.col;e++)n=this.blocks[t*this.col+e],n.upOutOf=0==t&&0!=e?this.blocks[this.row*this.col-this.row+e-1]:this.blocks[(t-1)*this.col+e],n.downOutOf=t+1==this.row&&e+1!=this.col?this.blocks[e+1]:this.blocks[(t+1)*this.col+e]},t.cursorRowCol=function(t){for(var e=0,n=0,i=t.parent;0!==i[Se];)e++,e==this.col&&(e=0,n++),i=i[Se];return{row:n,col:e}},t.deleteRow=function(t){var e,n,i;if(1!=this.row){for(e=this.cursorRowCol(t),n=e.row*this.col,i=0;i<this.col;i++)this.blocks[n].remove(),this.blocks.splice(n,1);n>0&&n<this.blocks.length?(this.blocks[n][Se]=this.blocks[n-1],this.blocks[n-1][Qe]=this.blocks[n]):0==n?this.blocks[n][Se]=0:this.blocks[n-1][Qe]=0,this.jQ.children(".mq-matrix").first().children(".mq-row").eq(e.row).remove(),this.row--,this.finalizeTree(),t.insAtLeftEnd(this.blocks[e.row>0?(e.row-1)*this.col+e.col:e.col]),this.reflow(),this.bubble("workingGroupChange")}},t.deleteColumn=function(t){var e,n,i;if(1!=this.col){for(e=this.cursorRowCol(t),n=e.col,i=0;i<this.row;i++)this.blocks[n].remove(),this.blocks.splice(n,1),n>0&&n<this.blocks.length?(this.blocks[n][Se]=this.blocks[n-1],this.blocks[n-1][Qe]=this.blocks[n]):0==n?this.blocks[n][Se]=0:this.blocks[n-1][Qe]=0,n+=this.col-1;this.col--,this.finalizeTree(),t.insAtLeftEnd(this.blocks[e.col<this.col?e.row*this.col+e.col:e.row*this.col+e.col-1]),this.reflow(),this.bubble("workingGroupChange")}},t.insertRow=function(t,e){var n,i,s,r,o=this.cursorRowCol(t);for(n="undefined"==typeof e?0===t[Se]&&0!==t[Qe]:e==Se?!0:!1,i=o.row*this.col+(n?0:this.col),n?this.jQ.children(".mq-matrix").first().children(".mq-row").eq(o.row).before('<span class="mq-row"></span>'):this.jQ.children(".mq-matrix").first().children(".mq-row").eq(o.row).after('<span class="mq-row"></span>'),s=0;s<this.col;s++)r=Q(),r.adopt(this,i+s>0?this.blocks[i+s-1]:0,i+s>0?this.blocks[i+s-1][Qe]:this.ends[Se]),r.jQ=Te('<span class="mq-cell mq-empty" '+xe+'="'+r.id+'"></span>'),i+s>0&&(this.blocks[i+s-1][Qe]=r),this.blocks.splice(i+s,0,r),this.jQ.children(".mq-matrix").first().children(".mq-row").eq(o.row+(n?0:1)).append(r.jQ);i+s<this.blocks.length&&(this.blocks[i+s][Se]=r,r[Qe]=this.blocks[i+s]),this.row++,this.finalizeTree(),t.insAtLeftEnd(this.blocks[i]),this.reflow(),this.bubble("workingGroupChange")},t.insertColumn=function(t,e){var n,i,s,r=this.cursorRowCol(t);for(n="undefined"==typeof e?0===t[Se]&&0!==t[Qe]:e==Se?!0:!1,i=this.row-1;i>=0;i--)s=Q(),n?(s.adopt(this,i*this.col+r.col-1>=0?this.blocks[i*this.col+r.col-1]:0,this.blocks[i*this.col+r.col]),s.jQ=Te('<span class="mq-cell mq-empty" '+xe+'="'+s.id+'"></span>'),i*this.col+r.col-1>=0&&(this.blocks[i*this.col+r.col-1][Qe]=s),this.blocks[i*this.col+r.col][Se]=s,this.blocks.splice(i*this.col+r.col,0,s),this.jQ.children(".mq-matrix").first().children(".mq-row").eq(i).children(".mq-cell").eq(r.col).before(s.jQ)):(s.adopt(this,this.blocks[i*this.col+r.col],i*this.col+r.col+1<this.row*this.col?this.blocks[i*this.col+r.col+1]:0),s.jQ=Te('<span class="mq-cell mq-empty" '+xe+'="'+s.id+'"></span>'),this.blocks[i*this.col+r.col][Qe]=s,i*this.col+r.col+1<this.row*this.col&&(this.blocks[i*this.col+r.col+1][Se]=s),this.blocks.splice(i*this.col+r.col+1,0,s),this.jQ.children(".mq-matrix").first().children(".mq-row").eq(i).children(".mq-cell").eq(r.col).after(s.jQ));this.col++,this.finalizeTree(),t.insAtLeftEnd(t.parent[n?Se:Qe]),this.reflow(),this.bubble("workingGroupChange")},t.moveOrInsertColumn=function(t){var e=this.cursorRowCol(t);return e.col+1==this.col?this.insertColumn(t):(t.insAtLeftEnd(t.parent[Qe]),void this.bubble("workingGroupChange"))}}),Le.matrix=i(fe,"\\matrix",1,1),Le.bmatrix=i(fe,"\\bmatrix",1,1),Le.Bmatrix=i(fe,"\\Bmatrix",1,1),Le.vmatrix=i(fe,"\\vmatrix",1,1),Le.Vmatrix=i(fe,"\\Vmatrix",1,1),Le.pmatrix=i(fe,"\\pmatrix",1,1),de=je(je(y,p),function(e,n){e.init=function(t,e,i,s,r){n.init.call(this,"\\left"+s,d,[e,i]),this.side=t,this.sides={},this.sides[Se]={ch:e,ctrlSeq:s},this.sides[Qe]={ch:i,ctrlSeq:r}},e.numBlocks=function(){return 1},e.html=function(){return this.htmlTemplate='<span class="mq-non-leaf"><span class="mq-scaled mq-paren'+(this.side===Qe?" mq-ghost":"")+'">'+this.sides[Se].ch+'</span><span class="mq-non-leaf">&0</span><span class="mq-scaled mq-paren'+(this.side===Se?" mq-ghost":"")+'">'+this.sides[Qe].ch+"</span></span>",n.html.call(this)},e.latex=function(){return"\\left"+this.sides[Se].ctrlSeq+this.ends[Se].latex()+"\\right"+this.sides[Qe].ctrlSeq},e.oppBrack=function(t,e){return t instanceof de&&t.side&&t.side!==-e&&("|"===this.sides[this.side].ch||t.side===-this.side)&&t},e.closeOpposing=function(t){t.side=0,t.sides[this.side]=this.sides[this.side],t.delimjQs.eq(this.side===Se?0:1).removeClass("mq-ghost").html(this.sides[this.side].ch)},e.createLeftOf=function(t){var e,i,s,r,o,a;if(!this.replacedFragment&&(e=this.oppBrack(t[Se],Se)||this.oppBrack(t[Qe],Qe)||this.oppBrack(t.parent.parent),!e&&t.options.enableMatrixShortcuts&&"\\left["===this.ctrlSeq&&0===t[Se]&&0===t[Qe]&&"undefined"!=typeof t.parent.parent&&t.parent.parent.ctrlSeq===this.ctrlSeq)){if(i=t.parent.parent[Se],s=t.parent.parent.parent,t.parent.parent.unwrap(),0!==i?t.insRightOf(i):t.insAtLeftEnd(s),t.options.autoOnBrackets)for(r=t[Se];r instanceof I;)r.jQ.hasClass("mq-operator-name")&&r.italicize(!0),r.ctrlSeq=r.ctrlSeq.replace("\\","").replace("operatorname{","").replace("}","").trim(),r=r[Se];return o=fe("\\bmatrix",1,1),void o.createLeftOf(t)}e?(a=this.side=-e.side,this.closeOpposing(e),e===t.parent.parent&&t[a]&&(_e(t[a],t.parent.ends[a],-a).disown().withDirAdopt(-a,e.parent,e,e[a]).jQ.insDirOf(a,e.jQ),e.bubble("reflow"))):(e=this,a=e.side,e.replacedFragment?e.side=0:t[-a]&&(e.replaces(_e(t[-a],t.parent.ends[-a],a)),t[-a]=0),n.createLeftOf.call(e,t)),a===Se?t.insAtLeftEnd(e.ends[Se]):t.insRightOf(e),t.parent.bubble("workingGroupChange")},e.placeCursor=t,e.unwrap=function(){this.ends[Se].children().disown().adopt(this.parent,this,this[Qe]).jQ.insertAfter(this.jQ),this.remove()},e.deleteSide=function(t,e,n){var i,s=this.parent,r=this[t],o=s.ends[t];return t===this.side?(this.unwrap(),void(r?n.insDirOf(-t,r):n.insAtDirEnd(t,s))):(this.side=-t,void(this.oppBrack(this.ends[Se].ends[this.side],t)?(this.closeOpposing(this.ends[Se].ends[this.side]),i=this.ends[Se].ends[t],this.unwrap(),i.siblingCreated&&i.siblingCreated(n.options,t),r?n.insDirOf(-t,r):n.insAtDirEnd(t,s)):(this.oppBrack(this.parent.parent,t)?(this.parent.parent.closeOpposing(this),this.parent.parent.unwrap()):(this.sides[t]={ch:me[this.sides[this.side].ch],ctrlSeq:me[this.sides[this.side].ctrlSeq]},this.delimjQs.removeClass("mq-ghost").eq(t===Se?0:1).addClass("mq-ghost").html(this.sides[t].ch)),r?(i=this.ends[Se].ends[t],_e(r,o,-t).disown().withDirAdopt(-t,this.ends[Se],i,0).jQ.insAtDirEnd(t,this.ends[Se].jQ.removeClass("mq-empty")),i.siblingCreated&&i.siblingCreated(n.options,t),n.insDirOf(-t,r)):e?n.insDirOf(t,this):n.insAtDirEnd(t,this.ends[Se]))))},e.deleteTowards=function(t,e){this.deleteSide(-t,!1,e)},e.finalizeTree=function(t){this.ends[Se].deleteOutOf=function(t,e){this.parent.deleteSide(t,!0,e)},t.autoOnBrackets&&this[Se]instanceof I&&this[Se].autoUnItalicize(t,"\\left["!==this.ctrlSeq),this.finalizeTree=this.intentionalBlur=function(){this.delimjQs.eq(this.side===Se?1:0).removeClass("mq-ghost"),this.side=0}},e.siblingCreated=function(t,e){e===-this.side&&this.finalizeTree()}}),me={"(":")",")":"(","[":"]","]":"[","{":"}","}":"{","\\{":"\\}","\\}":"\\{","&lang;":"&rang;","&rang;":"&lang;","\\langle ":"\\rangle ","\\rangle ":"\\langle ","|":"|"},f("("),f("["),f("{","\\{"),Le.langle=i(de,Se,"&lang;","&rang;","\\langle ","\\rangle "),Le.rangle=i(de,Qe,"&lang;","&rang;","\\langle ","\\rangle "),Ee["|"]=i(de,Se,"|","|","|","|"),Le.left=je(y,function(t){t.parser=function(){var t=w.regex,e=w.string,n=(w.succeed,w.optWhitespace);return n.then(t(/^(?:[([|]|\\\{)/)).then(function(i){var s="\\"===i.charAt(0)?i.slice(1):i;return k.then(function(r){return e("\\right").skip(n).then(t(/^(?:[\])|]|\\\})/)).map(function(t){var e="\\"===t.charAt(0)?t.slice(1):t,n=de(0,s,e,i,t);return n.blocks=[r],r.adopt(n,0,0),n})})})}}),Le.right=je(y,function(t){t.parser=function(){return w.fail("unmatched \\right")}}),ge=Le.binom=Le.binomial=je(je(y,p),function(t){t.ctrlSeq="\\binom",t.htmlTemplate='<span class="mq-non-leaf"><span class="mq-paren mq-scaled">(</span><span class="mq-non-leaf"><span class="mq-array mq-non-leaf"><span>&0</span><span>&1</span></span></span><span class="mq-paren mq-scaled">)</span></span>',t.textTemplate=["choose(",",",")"]}),be=Le.choose=je(ge,function(t){t.createLeftOf=ce.prototype.createLeftOf}),ve=je(a.MathField,function(t){t.init=function(t,e){c(t),this.__options=g();var n=ze(this,t,e);n.editable=!0,n.createTextarea(),n.editablesTextareaEvents(),n.cursor.insAtRightEnd(t)}}),Le.MathQuillMathField=je(y,function(t,e){t.ctrlSeq="\\MathQuillMathField",t.htmlTemplate='<span class="mq-editable-field"><span class="mq-root-block">&0</span></span>',t.parser=function(){var t=this,n=w.string,i=w.regex,s=w.succeed;return n("[").then(i(/^[a-z][a-z0-9]*/i)).skip(n("]")).map(function(e){t.name=e}).or(s()).then(e.parser.call(t))},t.finalizeTree=function(){ve(this.ends[Se],this.jQ)},t.registerInnerField=function(t){t.push(t[this.name]=this.ends[Se].controller.API)},t.latex=function(){return this.ends[Se].latex()},t.text=function(t){return this.ends[Se].text(t)}})}();