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Added support for markmap - adding mindmaps in code pad

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pull/1/head
Ludovic Dubost 4 years ago
parent 56473930cd
commit 592b32ed23
3 changed files with 25703 additions and 4 deletions
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5689
www/code/markmap/markmap-lib.transform.bundle.js
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19876
www/code/markmap/markmap-lib.view.bundle.js
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142
www/common/diffMarked.js
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@ -10,10 +10,12 @@ define([
'/common/media-tag.js',
'/common/highlight/highlight.pack.js',
'/customize/messages.js',
'/code/markmap/markmap-lib.transform.bundle.js',
'/code/markmap/markmap-lib.view.bundle.js',
'/bower_components/diff-dom/diffDOM.js',
'/bower_components/tweetnacl/nacl-fast.min.js',
'css!/common/highlight/styles/github.css'
],function ($, ApiConfig, Marked, MathJax, Hash, Util, h, MT, MediaTag, Highlight, Messages) {
],function ($, ApiConfig, Marked, MathJax, Hash, Util, h, MT, MediaTag, Highlight, Messages, transform, Markmap) {
var DiffMd = {};
var DiffDOM = window.diffDOM;
@ -24,6 +26,7 @@ define([
init: function () {}
};
var MathJax = window.MathJax;
var mermaidThemeCSS = //".node rect { fill: #DDD; stroke: #AAA; } " +
@ -98,7 +101,14 @@ define([
renderer.code = function (code, language) {
if (language === 'mermaid' && code.match(/^(graph|pie|gantt|sequenceDiagram|classDiagram|gitGraph)/)) {
return '<pre class="mermaid">'+Util.fixHTML(code)+'</pre>';
} else if (language === 'mathjax') {
} else if (language === 'markdown markmap') {
return '<pre class="markmap">'+Util.fixHTML(code)+'</pre>';
/*
var data = transform.transform(code);
var svgEl = document.createElement("svg");
return '<pre class="markmap">'+ svgEl.outerHTML +'</pre>';
*/
} else if (language === 'mathjax') {
var svg = MathJax.tex2svg(code, {display: true})
return '<pre class="mathjax">'+ svg.innerHTML.replace(/xlink:href/g, "href") +'</pre>';
} else {
@ -328,6 +338,13 @@ define([
removeMermaidClickables($el);
};
var renderMarkmap = function ($el) {
var data = transform.transform($el[0].getAttribute("markmap-source"));
$el[0].innerHTML = "<svg width='100%' height='600px' />"
Markmap.markmap($el[0].firstChild, data)
removeMermaidClickables($el);
}
DiffMd.apply = function (newHtml, $content, common) {
var contextMenu = common.importMediaTagMenu();
@ -351,6 +368,8 @@ define([
var mermaid_source = [];
var mermaid_cache = {};
var markmap_source = [];
var markmap_cache = {};
var canonicalizeMermaidSource = function (src) {
// ignore changes to empty lines, since that won't affect
@ -367,6 +386,15 @@ define([
}
});
// iterate over the unrendered mermaid inputs, caching their source as you go
$(newDomFixed).find('pre.markmap').each(function (index, el) {
if (el.childNodes.length === 1 && el.childNodes[0].nodeType === 3) {
var src = canonicalizeMermaidSource(el.childNodes[0].wholeText);
el.setAttribute('markmap-source', src);
markmap_source[index] = src;
}
});
// remember the previous scroll position
var $parent = $content.parent();
var scrollTop = $parent.scrollTop();
@ -394,11 +422,37 @@ define([
}
});
// iterate over rendered markmap charts
$content.find('pre.markmap:not([processed="true"])').each(function (index, el) {
// retrieve the attached source code which it was drawn
var src = el.getAttribute('markmap-source');
/* The new source might have syntax errors that will prevent rendering.
It might be preferable to keep the existing state instead of removing it
if you don't have something better to display. Ideally we should display
the cause of the syntax error so that the user knows what to correct. */
//if (!Mermaid.parse(src)) { } // TODO
// check if that source exists in the set of charts which are about to be rendered
if (markmap_source.indexOf(src) === -1) {
// if it's not, then you can remove it
if (el.parentNode && el.parentNode.children.length) {
el.parentNode.removeChild(el);
}
} else if (el.childNodes.length === 1 && el.childNodes[0].nodeType !== 3) {
// otherwise, confirm that the content of the rendered chart is not a text node
// and keep a copy of it
markmap_cache[src] = el.childNodes[0];
}
});
var oldDom = domFromHTML($content[0].outerHTML);
var onPreview = function ($mt) {
return function () {
var isSvg = $mt.is('pre.mermaid');
var isSvg = $mt.is('pre.mermaid') || $mt.is('pre.markmap');
var mts = [];
$content.find('media-tag, pre.mermaid').each(function (i, el) {
if (el.nodeName.toLowerCase() === "pre") {
@ -420,6 +474,27 @@ define([
});
});
$content.find('media-tag, pre.markmap').each(function (i, el) {
if (el.nodeName.toLowerCase() === "pre") {
var clone = el.cloneNode();
return void mts.push({
svg: clone,
render: function () {
var $el = $(clone);
$el.text(clone.getAttribute('markmap-source'));
$el.attr('data-processed', '');
renderMermaid($el);
}
});
}
var $el = $(el);
mts.push({
src: $el.attr('src'),
key: $el.attr('data-crypto-key')
});
});
// Find initial position
var idx = -1;
mts.some(function (obj, i) {
@ -427,13 +502,17 @@ define([
idx = i;
return true;
}
if (isSvg && $mt.attr('markmap-source') === $(obj.svg).attr('markmap-source')) {
idx = i;
return true;
}
if (!isSvg && obj.src === $mt.attr('src')) {
idx = i;
return true;
}
});
if (idx === -1) {
if (isSvg) {
if (isSvg && $mt.attr('mermaid-source')) {
var clone = $mt[0].cloneNode();
mts.unshift({
svg: clone,
@ -444,6 +523,17 @@ define([
renderMermaid($el);
}
});
} else if (isSvg && $mt.attr('markmap-source')) {
var clone = $mt[0].cloneNode();
mts.unshift({
svg: clone,
render: function () {
var $el = $(clone);
$el.text(clone.getAttribute('markmap-source'));
$el.attr('data-processed', '');
renderMarkmap($el);
}
});
} else {
mts.unshift({
src: $mt.attr('src'),
@ -556,6 +646,50 @@ define([
// and set a flag indicating that this graph need not be reprocessed
el.setAttribute('data-processed', true);
});
// loop over markmap elements in the rendered content
$content.find('pre.markmap').each(function (index, el) {
var $el = $(el);
$el.off('contextmenu').on('contextmenu', function (e) {
e.preventDefault();
$(contextMenu.menu).data('mediatag', $el);
$(contextMenu.menu).find('li:not(.cp-svg)').hide();
contextMenu.show(e);
});
$el.off('dblclick click preview');
$el.on('preview', onPreview($el));
$el.on('dblclick click', function () {
$el.trigger('preview');
});
// since you've simply drawn the content that was supplied via markdown
// you can assume that the index of your rendered charts matches that
// of those in the markdown source.
var src = markmap_source[index];
el.setAttribute('markmap-source', src);
var cached = markmap_cache[src];
// check if you had cached a pre-rendered instance of the supplied source
if (typeof(cached) !== 'object') {
try {
renderMarkmap($el);
} catch (e) { console.error(e); }
return;
}
// if there's a cached rendering, empty out the contained source code
// which would otherwise be drawn again.
// apparently this is the fastest way to empty out an element
while (el.firstChild) { el.removeChild(el.firstChild); } //el.innerHTML = '';
// insert the cached graph
el.appendChild(cached);
// and set a flag indicating that this graph need not be reprocessed
el.setAttribute('data-processed', true);
});
}
// recover the previous scroll position to avoid jank
$parent.scrollTop(scrollTop);

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