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{-
sscan --- text UI for scanning with SANE
Copyright (C) 2017 Sean Whitton
This file is part of sscan.
sscan is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
sscan is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with sscan. If not, see <http://www.gnu.org/licenses/>.
-}
{-# LANGUAGE OverloadedStrings #-}
module Presets (presets, lookupPreset) where
import Data.List (find)
import Lens.Micro ((^.))
import Types.Preset
import Types.State
presets :: [Preset]
presets = [ Preset 'H' "handwritten notes" handwrittenNotes
, Preset 'T' "typewritten docs" typewrittenDocs
, Preset 'C' "standard DPI colour PDF, full page" colourPDF
, Preset 'I' "standard DPI colour PNG, full page" colourPNG
, Preset 'A' "standard DPI colour PNG, autocropped" colourCroppedPNG
, Preset 'B' "black and white PDF, full page" bnwPDF
, Preset 'P' "high DPI 6x4 photo" photo
]
lookupPreset :: Char -> Maybe Preset
lookupPreset c = find (\(Preset k _ _) -> c == k) presets
handwrittenNotes :: St -> St
handwrittenNotes = \st -> st
{ _stOCR = False
, _stColour = Greyscale
, _stDPI = 75
, _stPaper = st^.stDefaultPaper
, _stOutFormat = PDF
}
typewrittenDocs :: St -> St
typewrittenDocs = \st -> st
{ _stOCR = True
, _stColour = Greyscale
, _stDPI = 300
, _stPaper = st^.stDefaultPaper
, _stOutFormat = PDF
}
colourPDF :: St -> St
colourPDF = \st -> st
{ _stOCR = False
, _stColour = Colour
, _stDPI = 300
, _stPaper = st^.stDefaultPaper
, _stOutFormat = PDF
}
colourPNG :: St -> St
colourPNG = \st -> st
{ _stOCR = False
, _stColour = Colour
, _stDPI = 300
, _stPaper = st^.stDefaultPaper
, _stOutFormat = PNG
}
colourCroppedPNG :: St -> St
colourCroppedPNG = \st -> st
{ _stOCR = False
, _stColour = Colour
, _stDPI = 300
, _stPaper = Auto
, _stOutFormat = PNG
}
bnwPDF :: St -> St
bnwPDF = \st -> st
{ _stOCR = False
, _stColour = Lineart
, _stDPI = 150
, _stPaper = st^.stDefaultPaper
, _stOutFormat = PDF
}
photo :: St -> St
photo = \st -> st
{ _stOCR = False
, _stColour = Colour
, _stDPI = 600
, _stPaper = Photo
, _stOutFormat = PNG
}
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