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| author | mb21 <mb21@users.noreply.github.com> | 2019-10-13 20:05:57 +0200 |
|---|---|---|
| committer | John MacFarlane <jgm@berkeley.edu> | 2019-10-14 08:47:40 -0700 |
| commit | bfbff3106d14765950c68f772d04637b8a0b177b (patch) | |
| tree | 6a84c50f8246f5bd93b2d52858dd9ca836d5f8ad /src | |
| parent | b976486f1fa3ee4ae123800fa5a4d3cd1c3ba877 (diff) | |
| download | pandoc-bfbff3106d14765950c68f772d04637b8a0b177b.tar.gz | |
KaTeX math: respect classoption=fleqn variable
closes #5815
Diffstat (limited to 'src')
| -rw-r--r-- | src/Text/Pandoc/Writers/HTML.hs | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/Text/Pandoc/Writers/HTML.hs b/src/Text/Pandoc/Writers/HTML.hs index d7a7e19ea..84d5ca4dd 100644 --- a/src/Text/Pandoc/Writers/HTML.hs +++ b/src/Text/Pandoc/Writers/HTML.hs @@ -281,8 +281,12 @@ pandocToHtml opts (Pandoc meta blocks) = do H.script ! A.src (toValue $ url ++ "katex.min.js") $ mempty nl opts - H.script - "document.addEventListener(\"DOMContentLoaded\", function () {\n var mathElements = document.getElementsByClassName(\"math\");\n for (var i = 0; i < mathElements.length; i++) {\n var texText = mathElements[i].firstChild;\n if (mathElements[i].tagName == \"SPAN\") { katex.render(texText.data, mathElements[i], { displayMode: mathElements[i].classList.contains(\"display\"), throwOnError: false } );\n }}});" + let katexFlushLeft = + case lookupContext "classoption" metadata of + Just clsops | "fleqn" `elem` (clsops :: [Text]) -> "true" + _ -> "false" + H.script $ + "document.addEventListener(\"DOMContentLoaded\", function () {\n var mathElements = document.getElementsByClassName(\"math\");\n for (var i = 0; i < mathElements.length; i++) {\n var texText = mathElements[i].firstChild;\n if (mathElements[i].tagName == \"SPAN\") { katex.render(texText.data, mathElements[i], { displayMode: mathElements[i].classList.contains(\"display\"), throwOnError: false, fleqn: " <> katexFlushLeft <> " } );\n }}});" nl opts H.link ! A.rel "stylesheet" ! A.href (toValue $ url ++ "katex.min.css") |