diff options
Diffstat (limited to 'src/Text/Pandoc')
| -rw-r--r-- | src/Text/Pandoc/Writers/LaTeX.hs | 64 |
1 files changed, 30 insertions, 34 deletions
diff --git a/src/Text/Pandoc/Writers/LaTeX.hs b/src/Text/Pandoc/Writers/LaTeX.hs index 5a203fd23..0c35c5811 100644 --- a/src/Text/Pandoc/Writers/LaTeX.hs +++ b/src/Text/Pandoc/Writers/LaTeX.hs @@ -1,3 +1,4 @@ +{-# LANGUAGE OverloadedStrings #-} {- Copyright (C) 2006-2010 John MacFarlane <jgm@berkeley.edu> @@ -32,10 +33,10 @@ import Text.Pandoc.Definition import Text.Pandoc.Shared import Text.Pandoc.Templates import Text.Printf ( printf ) -import Data.List ( (\\), isSuffixOf, isPrefixOf, intersperse, intercalate ) +import Data.List ( (\\), isSuffixOf, isPrefixOf, intercalate ) import Data.Char ( toLower, isPunctuation ) import Control.Monad.State -import Text.PrettyPrint.HughesPJ hiding ( Str ) +import Text.Pandoc.Pretty import System.FilePath (dropExtension) data WriterState = @@ -71,17 +72,21 @@ pandocToLaTeX options (Pandoc (Meta title authors date) blocks) = do "{report}" `isSuffixOf` x) when (any usesBookClass (lines template)) $ modify $ \s -> s{stBook = True} - titletext <- liftM render $ inlineListToLaTeX title - authorsText <- mapM (liftM render . inlineListToLaTeX) authors - dateText <- liftM render $ inlineListToLaTeX date + opts <- liftM stOptions get + let colwidth = if writerWrapText opts + then Just $ writerColumns opts + else Nothing + titletext <- liftM (render colwidth) $ inlineListToLaTeX title + authorsText <- mapM (liftM (render colwidth) . inlineListToLaTeX) authors + dateText <- liftM (render colwidth) $ inlineListToLaTeX date let (blocks', lastHeader) = if writerCiteMethod options == Citeproc then (blocks, []) else case last blocks of Header 1 il -> (init blocks, il) _ -> (blocks, []) body <- blockListToLaTeX blocks' - biblioTitle <- liftM render $ inlineListToLaTeX lastHeader - let main = render body + biblioTitle <- liftM (render colwidth) $ inlineListToLaTeX lastHeader + let main = render colwidth body st <- get let biblioFiles = intercalate "," $ map dropExtension $ writerBiblioFiles options citecontext = case writerCiteMethod options of @@ -152,20 +157,15 @@ deVerb (other:rest) = other:(deVerb rest) blockToLaTeX :: Block -- ^ Block to convert -> State WriterState Doc blockToLaTeX Null = return empty -blockToLaTeX (Plain lst) = do - st <- get - let opts = stOptions st - wrapTeXIfNeeded opts True inlineListToLaTeX lst +blockToLaTeX (Plain lst) = inlineListToLaTeX lst blockToLaTeX (Para [Image txt (src,tit)]) = do capt <- inlineListToLaTeX txt img <- inlineToLaTeX (Image txt (src,tit)) return $ text "\\begin{figure}[htb]" $$ text "\\centering" $$ img $$ - (text "\\caption{" <> capt <> char '}') $$ text "\\end{figure}\n" + (text "\\caption{" <> capt <> char '}') $$ text "\\end{figure}" $$ blankline blockToLaTeX (Para lst) = do - st <- get - let opts = stOptions st - result <- wrapTeXIfNeeded opts True inlineListToLaTeX lst - return $ result <> char '\n' + result <- inlineListToLaTeX lst + return $ result <> blankline blockToLaTeX (BlockQuote lst) = do contents <- blockListToLaTeX lst return $ text "\\begin{quote}" $$ contents $$ text "\\end{quote}" @@ -181,8 +181,8 @@ blockToLaTeX (CodeBlock (_,classes,_) str) = do modify $ \s -> s{ stVerbInNote = True } return "Verbatim" else return "verbatim" - return $ text ("\\begin{" ++ env ++ "}\n") <> text str <> - text ("\n\\end{" ++ env ++ "}") + return $ "\\begin{" <> text env <> "}" $$ flush (text str) $$ + "\\end{" <> text env <> "}" $$ cr -- final cr needed because of footnotes blockToLaTeX (RawHtml _) = return empty blockToLaTeX (BulletList lst) = do items <- mapM listItemToLaTeX lst @@ -211,8 +211,8 @@ blockToLaTeX (DefinitionList lst) = do items <- mapM defListItemToLaTeX lst return $ text "\\begin{description}" $$ vcat items $$ text "\\end{description}" -blockToLaTeX HorizontalRule = return $ text $ - "\\begin{center}\\rule{3in}{0.4pt}\\end{center}\n" +blockToLaTeX HorizontalRule = return $ + "\\begin{center}\\rule{3in}{0.4pt}\\end{center}" $$ blankline blockToLaTeX (Header level lst) = do let lst' = deVerb lst txt <- inlineListToLaTeX lst' @@ -229,7 +229,7 @@ blockToLaTeX (Header level lst) = do let stuffing = optional <> char '{' <> txt <> char '}' book <- liftM stBook get let level' = if book then level - 1 else level - let headerWith x y = text x <> y <> char '\n' + let headerWith x y = text x <> y $$ blankline return $ case level' of 0 -> headerWith "\\chapter" stuffing 1 -> headerWith "\\section" stuffing @@ -237,7 +237,7 @@ blockToLaTeX (Header level lst) = do 3 -> headerWith "\\subsubsection" stuffing 4 -> headerWith "\\paragraph" stuffing 5 -> headerWith "\\subparagraph" stuffing - _ -> txt <> char '\n' + _ -> txt $$ blankline blockToLaTeX (Table caption aligns widths heads rows) = do headers <- if all null heads then return empty @@ -246,13 +246,13 @@ blockToLaTeX (Table caption aligns widths heads rows) = do rows' <- mapM tableRowToLaTeX rows let colDescriptors = concat $ zipWith toColDescriptor widths aligns let tableBody = text ("\\begin{tabular}{" ++ colDescriptors ++ "}") $$ - headers $$ vcat rows' $$ text "\\end{tabular}" + headers $$ vcat rows' $$ text "\\end{tabular}" let centered txt = text "\\begin{center}" $$ txt $$ text "\\end{center}" modify $ \s -> s{ stTable = True } return $ if isEmpty captionText - then centered tableBody <> char '\n' - else text "\\begin{table}[h]" $$ centered tableBody $$ - inCmd "caption" captionText $$ text "\\end{table}\n" + then centered tableBody $$ blankline + else text "\\begin{table}[h]" $$ centered tableBody $$ + inCmd "caption" captionText $$ text "\\end{table}" $$ blankline toColDescriptor :: Double -> Alignment -> String toColDescriptor 0 align = @@ -285,7 +285,7 @@ listItemToLaTeX lst = blockListToLaTeX lst >>= return . (text "\\item" $$) . defListItemToLaTeX :: ([Inline], [[Block]]) -> State WriterState Doc defListItemToLaTeX (term, defs) = do term' <- inlineListToLaTeX $ deVerb term - def' <- liftM (vcat . intersperse (text "")) $ mapM blockListToLaTeX defs + def' <- liftM vsep $ mapM blockListToLaTeX defs return $ text "\\item[" <> term' <> text "]" $$ def' -- | Convert list of inline elements to LaTeX. @@ -360,7 +360,7 @@ inlineToLaTeX (Math DisplayMath str) = return $ text "\\[" <> text str <> text " inlineToLaTeX (TeX str) = return $ text str inlineToLaTeX (HtmlInline _) = return empty inlineToLaTeX (LineBreak) = return $ text "\\\\" -inlineToLaTeX Space = return $ char ' ' +inlineToLaTeX Space = return space inlineToLaTeX (Link txt (src, _)) = case txt of [Code x] | x == src -> -- autolink @@ -373,15 +373,11 @@ inlineToLaTeX (Image _ (source, _)) = do modify $ \s -> s{ stGraphics = True } return $ text $ "\\includegraphics{" ++ source ++ "}" inlineToLaTeX (Note contents) = do - st <- get - put (st {stInNote = True}) + modify (\s -> s{stInNote = True}) contents' <- blockListToLaTeX contents modify (\s -> s {stInNote = False}) - let rawnote = stripTrailingNewlines $ render contents' -- note: a \n before } is needed when note ends with a Verbatim environment - let optNewline = "\\end{Verbatim}" `isSuffixOf` rawnote - return $ text "\\footnote{" <> - text rawnote <> (if optNewline then char '\n' else empty) <> char '}' + return $ text "\\footnote{" <> nest 2 contents' <> char '}' citationsToNatbib :: [Citation] -> State WriterState Doc |