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#!/bin/sh
# bdf2c output formatter
# Warning! This code is really ugly and shall not be changed!
printf "// Generated using the Spleen font and the bdf2c converter (modified using the conv.sh script)\n// Spleen font: (c) 2018-2019, Frederic Cambus, License: MIT\n // bdf2c: (c) 2009-2010 Lutz Sammer, License: AGPLv3\n\n" >font.c
printf "#include <stdint.h>\n\nu16 cursor[19]={0b100000000000,0b110000000000,0b111000000000,0b111100000000,0b111110000000,0b111111000000,0b111111100000,0b111111110000,0b111111111000,0b111111111100,0b111111111110,0b111111111111,0b111111111111,0b111111110000,0b111101111000,0b111001111000,0b110000111100,0b000000111100,0b000000011000};\n" >>font.c
generate() {
font_url="https://raw.githubusercontent.com/fcambus/spleen/master/spleen-$1x$2.bdf"
character_count=758
font_height=$2
top_lines="\nu$1 font_$font_height\[$character_count][$font_height] = {"
mkdir -p font
cd font || exit
wget "$font_url" -O temp.bdf
bdf2c -C font.h
bdf2c -b <temp.bdf >temp.c
gcc -E -CC temp.c >final.h
sed -i -e 1,74d final.h # Remove first 74 lines
sed -i -e :a -e '$d;N;2,1533ba' -e 'P;D' final.h # Remove last 1533 lines
sed -i "1s/.*/$top_lines/" final.h # Prepend header
sed -i -z 's/\,\n\/\//\}\,\n\/\//g' final.h # Add closing brackets
sed -i -z "s/$font_height\n /$font_height\n\{/g" final.h # Add opening bracket
sed -i -z 's/\,\n\}/\}\n\}/g' final.h # Add closing bracket in last-1 line
sed -i 's/\/\/.*$//g' final.h # Remove all comments
sed -i -z 's/\n\n/\n/g' final.h # Remove all double new lines
sed -i -z 's/\,\n/,/g' final.h # Aaand into single lines
sed -i 's/\,0x//g' final.h # Fix bytes
sed -i 's/u12/u16/g' final.h # Fix non-existent 12 bit bound
mv final.h "font_$2.c"
rm font.h
rm temp.*
cd ..
}
generate 8 16
generate 12 24
generate 16 32
cat font/font* >>font.c
rm -rf font/
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