diff options
Diffstat (limited to 'src/Text/Pandoc/Writers/LaTeX.hs')
-rw-r--r-- | src/Text/Pandoc/Writers/LaTeX.hs | 33 |
1 files changed, 24 insertions, 9 deletions
diff --git a/src/Text/Pandoc/Writers/LaTeX.hs b/src/Text/Pandoc/Writers/LaTeX.hs index c9c923dae..2d74b9ffa 100644 --- a/src/Text/Pandoc/Writers/LaTeX.hs +++ b/src/Text/Pandoc/Writers/LaTeX.hs @@ -38,17 +38,22 @@ import Data.Char ( isAlphaNum ) import qualified Data.Set as S import Control.Monad.State -type WriterState = S.Set String -- set of strings to include in header - -- constructed based on content of document +data WriterState = + WriterState { stIncludes :: S.Set String -- strings to include in header + , stInNote :: Bool } -- @True@ if we're in a note -- | Add line to header. addToHeader :: String -> State WriterState () -addToHeader str = modify (S.insert str) +addToHeader str = do + st <- get + let includes = stIncludes st + put st {stIncludes = S.insert str includes} -- | Convert Pandoc to LaTeX. writeLaTeX :: WriterOptions -> Pandoc -> String writeLaTeX options document = - evalState (pandocToLaTeX options document) S.empty + evalState (pandocToLaTeX options document) $ + WriterState { stIncludes = S.empty, stInNote = False } pandocToLaTeX :: WriterOptions -> Pandoc -> State WriterState String pandocToLaTeX options (Pandoc meta blocks) = do @@ -75,7 +80,10 @@ latexHeader options (Meta title authors date) = do then return "" else do title' <- inlineListToLaTeX title return $ "\\title{" ++ title' ++ "}\n" - extras <- get >>= (return . unlines . S.toList) + extras <- get >>= (return . unlines . S.toList. stIncludes) + let verbatim = if "\\usepackage{fancyvrb}" `isInfixOf` extras + then "\\VerbatimFootnotes % allows verbatim text in footnotes\n" + else "" let authorstext = "\\author{" ++ (joinWithSep "\\\\" (map stringToLaTeX authors)) ++ "}\n" let datetext = if date == "" @@ -87,7 +95,7 @@ latexHeader options (Meta title authors date) = do else "\\setcounter{secnumdepth}{0}\n" let baseHeader = writerHeader options let header = baseHeader ++ extras - return $ header ++ secnumline ++ titletext ++ authorstext ++ + return $ header ++ secnumline ++ verbatim ++ titletext ++ authorstext ++ datetext ++ "\\begin{document}\n" ++ maketitle ++ "\n" -- escape things as needed for LaTeX @@ -120,8 +128,11 @@ blockToLaTeX (Para lst) = (inlineListToLaTeX lst) >>= (return . (++ "\n\n")) blockToLaTeX (BlockQuote lst) = do contents <- blockListToLaTeX lst return $ "\\begin{quote}\n" ++ contents ++ "\\end{quote}\n" -blockToLaTeX (CodeBlock str) = return $ - "\\begin{verbatim}\n" ++ str ++ "\n\\end{verbatim}\n" +blockToLaTeX (CodeBlock str) = do + st <- get + let verbEnv = if stInNote st then "Verbatim" else "verbatim" + return $ "\\begin{" ++ verbEnv ++ "}\n" ++ str ++ + "\n\\end{" ++ verbEnv ++ "}\n" blockToLaTeX (RawHtml str) = return "" blockToLaTeX (BulletList lst) = do items <- mapM listItemToLaTeX lst @@ -243,6 +254,10 @@ inlineToLaTeX (Image alternate (source, tit)) = do addToHeader "\\usepackage{graphicx}" return $ "\\includegraphics{" ++ source ++ "}" inlineToLaTeX (Note contents) = do + st <- get + put (st {stInNote = True}) contents' <- blockListToLaTeX contents + st <- get + put (st {stInNote = False}) + addToHeader "\\usepackage{fancyvrb}" return $ "\\footnote{" ++ stripTrailingNewlines contents' ++ "}" - |