module Data.Text.ParagraphLayout.FontLoader
    (arabicFont
    ,devanagariFont
    ,latinFont
    ,loadFont
    )
where

import Data.ByteString (readFile)
import Data.Text.Glyphize
    (Font
    ,FontOptions
    ,createFace
    ,createFontWithOptions
    )
import Data.Word (Word)
import Prelude (return)
import System.FilePath (FilePath, (</>))
import System.IO (IO)

arabicFont :: FilePath
arabicFont = "assets" </> "fonts" </> "plex" </> "IBMPlexSansArabic-Regular.ttf"

devanagariFont :: FilePath
devanagariFont = "assets" </> "fonts" </> "sarala" </> "Sarala-Regular.ttf"

latinFont :: FilePath
latinFont = "assets" </> "fonts" </> "ubuntu" </> "Ubuntu-R.ttf"

loadFont :: FilePath -> Word -> FontOptions -> IO Font
loadFont path index opts = do
    ttf <- readFile path
    let face = createFace ttf index
    let font = createFontWithOptions opts face
    return font