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fix MathJax v3 support

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1. Support MathJax inside a fenced code block;
2. Support scale factor in preview;
This commit is contained in:
Le Tan 2020-03-01 09:24:17 +08:00
parent 5df695c1ea
commit 7d3732c58f
6 changed files with 22 additions and 19 deletions
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7
src/resources/markdown-it.js
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@ -256,13 +256,6 @@ var postProcessMathJaxWhenMathjaxReady = function() {
content.setLog("err: " + err);
}
}
if (node.tagName.toLowerCase() == 'code') {
var pre = node.parentNode;
var p = document.createElement('p');
p.innerHTML = node.innerHTML;
pre.parentNode.replaceChild(p, pre);
}
}
};

16
src/resources/markdown_template.js
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@ -1269,6 +1269,7 @@ var renderCodeBlockLineNumber = function() {
var addClassToCodeBlock = function() {
var codes = document.getElementsByTagName('code');
var mathCodes = [];
for (var i = 0; i < codes.length; ++i) {
var code = codes[i];
var pare = code.parentElement;
@ -1278,13 +1279,20 @@ var addClassToCodeBlock = function() {
if (VEnableMathjax
&& (code.classList.contains("lang-mathjax")
|| code.classList.contains("language-mathjax"))) {
// Add the class to pre.
pare.classList.add("lang-mathjax");
pare.classList.add("language-mathjax");
pare.classList.add("tex-to-render");
mathCodes.push(code);
}
}
}
// Replace math codes with <x-eqn>.
for (var i = mathCodes.length - 1; i >= 0; --i) {
var code = mathCodes[i];
var pare = code.parentElement;
var xeqn = document.createElement('x-eqn');
xeqn.classList.add("tex-to-render");
xeqn.innerHTML = code.innerHTML;
pare.parentNode.replaceChild(xeqn, pare);
}
};
var addCopyButtonToCodeBlock = function() {

3
src/resources/mathjax_preview_template.html
View File

@ -16,7 +16,8 @@
inlineMath: [['$', '$'], ['\\(', '\\)']]
},
chtml: {
scale: 1 // http://docs.mathjax.org/en/latest/options/output/index.html#options-common-to-all-output-processors
// http://docs.mathjax.org/en/latest/options/output/index.html#options-common-to-all-output-processors
scale: SCALE_FACTOR_PLACE_HOLDER
}
};
</script>

2
src/utils/vutils.cpp
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@ -967,8 +967,6 @@ QString VUtils::generateMathJaxPreviewTemplate()
QString extraFile;
QString mathjaxScale = QString::number((int)(100 * VUtils::calculateScaleFactor()));
/*
// Mermaid.
extraFile += "<link rel=\"stylesheet\" type=\"text/css\" href=\"" + g_config->getMermaidCssStyleUrl() + "\"/>\n" +

1
src/vconstants.h
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@ -45,6 +45,7 @@ namespace HtmlHolder
static const QString c_cssHolder = "CSS_PLACE_HOLDER";
static const QString c_codeBlockCssHolder = "HIGHLIGHTJS_CSS_PLACE_HOLDER";
static const QString c_commonCssHolder = "COMMON_CSS_PLACE_HOLDER";
static const QString c_scaleFactorHolder = "SCALE_FACTOR_PLACE_HOLDER";
static const QString c_globalStyleHolder = "/* STYLE_GLOBAL_PLACE_HOLDER */";
static const QString c_extraHolder = "<!-- EXTRA_PLACE_HOLDER -->";
static const QString c_bodyHolder = "<!-- BODY_PLACE_HOLDER -->";

2
src/vnote.cpp
View File

@ -195,6 +195,8 @@ QString VNote::generateMathJaxPreviewTemplate()
templ.replace(HtmlHolder::c_cssHolder, g_config->getCssStyleUrl());
templ.replace(HtmlHolder::c_scaleFactorHolder, QString::number(VUtils::calculateScaleFactor()));
return templ;
}