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MdEditor: turn equation from zhihu.com to MathJax when fetching images

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This commit is contained in:
Le Tan 2018-10-17 20:01:51 +08:00
parent 3196ef8512
commit 203544632e
2 changed files with 36 additions and 2 deletions
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15
src/utils/vutils.cpp
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@ -792,6 +792,11 @@ QString VUtils::generateHtmlTemplate(const QString &p_template,
"processClass: \"tex2jax_process|language-mathjax|lang-mathjax\"},\n"
" showProcessingMessages: false,\n"
" skipStartupTypeset: " + QString("%1,\n").arg(mathjaxTypeSetOnLoad ? "false" : "true") +
" TeX: {\n"
" Macros: {\n"
" bm: [\"\\\\boldsymbol{#1}\", 1]\n"
" }\n"
" },\n"
" messageStyle: \"none\"});\n"
"MathJax.Hub.Register.StartupHook(\"End\", function() { handleMathjaxReady(); });\n"
"</script>\n"
@ -894,6 +899,11 @@ with 2em, if there are Chinese characters in it, the font will be a mess.
"}\n"
#endif
"}\n"
"},\n"
"TeX: {\n"
" Macros: {\n"
" bm: [\"\\\\boldsymbol{#1}\", 1]\n"
" }\n"
"}\n"
"});\n"
"</script>\n";
@ -955,6 +965,11 @@ QString VUtils::generateMathJaxPreviewTemplate()
" scale: " + mathjaxScale + "\n"
" },\n"
" showProcessingMessages: false,\n"
" TeX: {\n"
" Macros: {\n"
" bm: [\"\\\\boldsymbol{#1}\", 1]\n"
" }\n"
" },\n"
" messageStyle: \"none\"});\n"
"</script>\n";

23
src/vmdeditor.cpp
View File

@ -2042,6 +2042,8 @@ void VMdEditor::replaceTextWithLocalImages(QString &p_text)
proDlg.setWindowModality(Qt::WindowModal);
proDlg.setWindowTitle(tr("Fetching Images To Local Folder"));
QRegExp zhihuRegExp("^https?://www\\.zhihu\\.com/equation\\?tex=(.+)$");
QRegExp regExp(VUtils::c_imageLinkRegExp);
for (int i = regs.size() - 1; i >= 0; --i) {
proDlg.setValue(regs.size() - 1 - i);
@ -2065,6 +2067,25 @@ void VMdEditor::replaceTextWithLocalImages(QString &p_text)
}
proDlg.setLabelText(tr("Fetching image: %1").arg(urlToDisplay));
// Handle equation from zhihu.com like http://www.zhihu.com/equation?tex=P.
if (zhihuRegExp.indexIn(imageUrl) != -1) {
QString tex = zhihuRegExp.cap(1).trimmed();
// Remove the +.
tex.replace(QChar('+'), " ");
tex = QUrl::fromPercentEncoding(tex.toUtf8());
if (tex.isEmpty()) {
continue;
}
tex = "$" + tex + "$";
p_text.replace(reg.m_startPos,
reg.m_endPos - reg.m_startPos,
tex);
continue;
}
QString destImagePath, urlInLink;
// Only handle absolute file path or network path.
@ -2119,8 +2140,6 @@ void VMdEditor::replaceTextWithLocalImages(QString &p_text)
p_text.replace(reg.m_startPos,
reg.m_endPos - reg.m_startPos,
newLink);
qDebug() << "replace link" << linkText << "to" << newLink;
}
proDlg.setValue(regs.size());