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Merge branch 'master' into stretchy-cells
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‎Mml-lab.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<title>MathJax v3 MathML lab</title>
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<script src="lib/traceur.min.js"></script>
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<script src="lib/system.js"></script>
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<style>
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#output {
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border: 1px solid black;
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padding: 10px;
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width: auto;
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min-width: 50%;
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display: inline-block;
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font-size: 200%;
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}
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#container {
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display: inline-block;
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text-align: right;
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}
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</style>
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</head>
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<body>
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<div id="container">
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<textarea id="mml" cols="80" rows="15" onkeypress="Lab.checkKey(this,event)"></textarea><br>
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<input type="button" value="Keep" onclick="Lab.Keep()" />
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<input type="button" value="Typeset" onclick="Lab.Typeset()" />
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</div>
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<p>
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<div id="output"></div>
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<script>
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System.import('Mml-lab.js').catch(function (error) {console.log(error.message)});
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</script>
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</body>
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</html>
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‎Mml-lab.js‎

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import {MathML} from "mathjax3/input/MathML.js";
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import {CHTML} from "mathjax3/output/chtml.js";
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import {AbstractMathItem} from "mathjax3/core/MathItem.js";
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import {AbstractMathDocument} from "mathjax3/core/MathDocument.js";
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import {DOM} from "mathjax3/util/DOM.js";
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import {handleRetriesFor} from "mathjax3/util/Retries.js";
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let mml = new MathML();
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let chtml = new CHTML();
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let doc = new AbstractMathDocument(DOM.document,{OutputJax: chtml});
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chtml.nodes.document = doc.document;
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DOM.document.head.appendChild(chtml.styleSheet(doc));
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const Lab = DOM.window.Lab = {
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mml: DOM.document.getElementById('mml'),
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output: DOM.document.getElementById('output'),
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display: true,
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Typeset() {
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let MML = this.mml.value;
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let math = new AbstractMathItem(MML,mml);
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math.setMetrics(16,8,1000000,100000,1);
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math.display = this.display;
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this.jax = math;
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handleRetriesFor(function () {
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math.compile();
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math.typeset(doc);
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}).then(() => Lab.Update(math.typesetRoot.outerHTML))
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.catch(err => console.log("Error: "+err.message));
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},
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Keep() {
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DOM.window.location.search = "?" + encodeURIComponent(this.mml.value);
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},
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Update(html) {
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this.output.innerHTML = html;
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},
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checkKey: function (textarea, event) {
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if (!event) event = window.event;
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var code = event.which || event.keyCode;
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if ((event.ctrlKey || event.metaKey || event.shiftKey || event.altKey) &&
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(code === 13 || code === 10)) {
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if (event.preventDefault) event.preventDefault();
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event.returnValue = false;
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this.Typeset();
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}
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}
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}
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if (DOM.window.location.search !== "") {
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Lab.mml.value = decodeURIComponent(DOM.window.location.search.substr(1));
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Lab.Typeset();
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}
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‎TeX-lab.html‎

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<!DOCTYPE html>
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<html>
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<head>
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<title>MathJax v3 TeX lab</title>
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<script src="lib/traceur.min.js"></script>
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<script src="lib/system.js"></script>
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<style>
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#output {
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border: 1px solid black;
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padding: 10px;
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width: auto;
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min-width: 50%;
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display: inline-block;
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font-size: 200%;
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}
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#container {
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display: inline-block;
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text-align: right;
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}
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</style>
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</head>
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<body>
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<div id="container">
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<textarea id="tex" cols="80" rows="15" onkeypress="Lab.checkKey(this,event)"></textarea><br>
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<span style="float:left">
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<input type="checkbox" id="display" onchange="Lab.setDisplay(this.checked)" checked /> display mode
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</span>
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<input type="button" value="Keep" onclick="Lab.Keep()" />
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<input type="button" value="Typeset" onclick="Lab.Typeset()" />
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</div>
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<p>
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<div id="output"></div>
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<script>
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System.import('TeX-lab.js').catch(function (error) {console.log(error.message)});
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</script>
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</body>
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</html>
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‎TeX-lab.js‎

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import {TeX} from "mathjax3/input/tex.js";
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import {CHTML} from "mathjax3/output/chtml.js";
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import {AbstractMathItem} from "mathjax3/core/MathItem.js";
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import {AbstractMathDocument} from "mathjax3/core/MathDocument.js";
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import {DOM} from "mathjax3/util/DOM.js";
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import {handleRetriesFor} from "mathjax3/util/Retries.js";
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let tex = new TeX();
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let chtml = new CHTML();
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let doc = new AbstractMathDocument(DOM.document,{OutputJax: chtml});
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chtml.nodes.document = doc.document;
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DOM.document.head.appendChild(chtml.styleSheet(doc));
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const Lab = DOM.window.Lab = {
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tex: DOM.document.getElementById('tex'),
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output: DOM.document.getElementById('output'),
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display: true,
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Typeset() {
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let TeX = this.tex.value;
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let math = new AbstractMathItem(TeX,tex);
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math.setMetrics(16,8,1000000,100000,1);
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math.display = this.display;
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this.jax = math;
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handleRetriesFor(function () {
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math.compile();
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math.typeset(doc);
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}).then(() => Lab.Update(math.typesetRoot.outerHTML))
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.catch(err => {console.log("Error: "+err.message); console.log(err.stack)});
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},
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Keep() {
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DOM.window.location.search = "?" + (this.display ? 1 : 0) + encodeURIComponent(this.tex.value);
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},
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Update(html) {
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this.output.innerHTML = html;
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},
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setDisplay(checked) {
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this.display = checked;
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this.Typeset();
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},
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checkKey: function (textarea, event) {
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if (!event) event = window.event;
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var code = event.which || event.keyCode;
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if ((event.ctrlKey || event.metaKey || event.shiftKey || event.altKey) &&
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(code === 13 || code === 10)) {
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if (event.preventDefault) event.preventDefault();
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event.returnValue = false;
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this.Typeset();
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}
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}
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}
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if (DOM.window.location.search !== "") {
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Lab.tex.value = decodeURIComponent(DOM.window.location.search.substr(2));
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Lab.display = DOM.window.location.search.substr(1,1) === '1';
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DOM.document.getElementById('display').checked = Lab.display;
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Lab.Typeset();
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}
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