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{- |
Module : Text.Pandoc.Writers.LaTeX.Caption
Copyright : Copyright (C) 2006-2021 John MacFarlane
License : GNU GPL, version 2 or above
Maintainer : John MacFarlane <jgm@berkeley.edu>
Stability : alpha
Portability : portable
Write figure or table captions as LaTeX.
-}
module Text.Pandoc.Writers.LaTeX.Caption
( getCaption
) where
import Control.Monad.State.Strict
import Data.Monoid (Any(..))
import Data.Text (Text)
import Text.Pandoc.Class.PandocMonad (PandocMonad)
import Text.Pandoc.Definition
import Text.DocLayout (Doc, brackets, empty)
import Text.Pandoc.Shared
import Text.Pandoc.Walk
import Text.Pandoc.Writers.LaTeX.Notes (notesToLaTeX)
import Text.Pandoc.Writers.LaTeX.Types
( LW, WriterState (stExternalNotes, stNotes) )
getCaption :: PandocMonad m
=> ([Inline] -> LW m (Doc Text))
-> Bool -> [Inline]
-> LW m (Doc Text, Doc Text, Doc Text)
getCaption inlineListToLaTeX externalNotes txt = do
oldExternalNotes <- gets stExternalNotes
modify $ \st -> st{ stExternalNotes = externalNotes, stNotes = [] }
capt <- inlineListToLaTeX txt
footnotes <- if externalNotes
then notesToLaTeX <$> gets stNotes
else return empty
modify $ \st -> st{ stExternalNotes = oldExternalNotes, stNotes = [] }
-- We can't have footnotes in the list of figures/tables, so remove them:
let getNote (Note _) = Any True
getNote _ = Any False
let hasNotes = getAny . query getNote
captForLof <- if hasNotes txt
then brackets <$> inlineListToLaTeX (walk deNote txt)
else return empty
return (capt, captForLof, footnotes)
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