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module Data.Text.ParagraphLayout.FontLoader (loadUbuntuRegular) where
import Data.ByteString (readFile)
import Data.Text.Glyphize
(Font
,FontOptions(optionPPEm, optionScale)
,createFace
,createFontWithOptions
,defaultFontOptions
)
import Prelude (IO, Int, Maybe(Just), String, Word, return)
import System.FilePath ((</>))
ubuntuRegularPath :: String
ubuntuRegularPath = "assets" </> "fonts" </> "ubuntu" </> "Ubuntu-R.ttf"
-- TODO: Figure out if this affects hinting!
testingPixelSize :: (Word, Word)
testingPixelSize = (24, 24)
-- This controls the output units.
-- The default is "unscaled", which uses the value of `faceUpem` in both axes.
testingScale :: (Int, Int)
testingScale = (1000, 1000)
loadUbuntuRegular :: IO Font
loadUbuntuRegular = do
ttf <- readFile ubuntuRegularPath
let face = createFace ttf 0
let font = createFontWithOptions (defaultFontOptions {
optionPPEm = Just testingPixelSize,
optionScale = Just testingScale
}) face
return font