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#!/usr/bin/env bash
#####################################################################
# genpages.sh for u8g
#
# This script will generate u8g c files for specified fonts
#
# Copyright 2015-2018 Yunhui Fu <yhfudev@gmail.com>
# License: GPL/BSD
#####################################################################
my_getpath() {
local PARAM_DN="$1"
shift
#readlink -f
local DN="${PARAM_DN}"
local FN=
if [ ! -d "${DN}" ]; then
FN=$(basename "${DN}")
DN=$(dirname "${DN}")
fi
cd "${DN}" > /dev/null 2>&1
DN=$(pwd)
cd - > /dev/null 2>&1
echo -n "${DN}"
[[ -z "$FN" ]] || echo -n "/${FN}"
}
#DN_EXEC=`echo "$0" | ${EXEC_AWK} -F/ '{b=$1; for (i=2; i < NF; i ++) {b=b "/" $(i)}; print b}'`
DN_EXEC=$(dirname $(my_getpath "$0") )
#####################################################################
EXEC_GENPAGES=${DN_EXEC}/genpages
[ -x "${EXEC_GENPAGES}" ] || EXEC_GENPAGES="$(my_getpath ${DN_EXEC}/../../../genpages)"
[ -x "${EXEC_GENPAGES}" ] || EXEC_GENPAGES=$(which genpages)
[ -x "${EXEC_GENPAGES}" ] || { echo "Error: genpages not found!" ; exit 1; }
#echo "EXEC_GENPAGES=${EXEC_GENPAGES}"
EXEC_BDF2U8G=${DN_EXEC}/bdf2u8g
[ -x "${EXEC_BDF2U8G}" ] || EXEC_BDF2U8G="${DN_EXEC}/../../../bdf2u8g"
[ -x "${EXEC_BDF2U8G}" ] || EXEC_BDF2U8G=$(which bdf2u8g)
[ -x "${EXEC_BDF2U8G}" ] || { echo "Error: bdf2u8g not found!" ; echo "Please compile u8glib/tools/font/bdf2u8g/bdf2u8g and link to it from here!"; exit 1; }
DN_CUR=$(pwd)
DN_DATA=$(pwd)/datatmp
mkdir -p "${DN_DATA}"
#####################################################################
FONTHOME=/usr/share/fonts
FN_FONT_BASE="marlin-6x12-3"
#FN_FONT_BASE=unifont
#FN_FONT_BASE=wenquanyi_12pt
#FN_FONT_BASE=wenquanyi_9pt
FN_FONT="${1:-}"
DN_FONT0=`dirname ${FN_FONT}`
DN_FONT="$(my_getpath ${DN_FONT0})"
FN_FONT="$(my_getpath "${DN_FONT}")/"`basename ${FN_FONT}`
[ -z "${FN_FONT}" ] && FN_FONT=${DN_DATA}/../${FN_FONT_BASE}.bdf
[ -f "${FN_FONT}" ] || FN_FONT=${DN_EXEC}/${FN_FONT_BASE}.bdf
[ -f "${FN_FONT}" ] || FN_FONT="$FONTHOME/wenquanyi/${FN_FONT_BASE}.bdf"
[ -f "${FN_FONT}" ] || FN_FONT="$FONTHOME/X11/misc/${FN_FONT_BASE}.bdf"
[ -f "${FN_FONT}" ] || FN_FONT="$FONTHOME/misc/${FN_FONT_BASE}.bdf"
#echo "uxggenpages.sh: FN_FONT=${FN_FONT}"
if [ ! -f "${FN_FONT}" ]; then
FN_FONT_PCF="$FONTHOME/X11/misc/${FN_FONT_BASE}.pcf"
[ -f "${FN_FONT_PCF}" ] || FN_FONT_PCF="$FONTHOME/misc/${FN_FONT_BASE}.pcf"
[ -f "${FN_FONT_PCF}" ] || FN_FONT_PCF="$FONTHOME/wenquanyi/${FN_FONT_BASE}.pcf"
if [ -f "${FN_FONT_PCF}" ]; then
EXEC_PCF2BDF=$(which pcf2bdf)
if [ ! -x "${EXEC_PCF2BDF}" ]; then
echo "Error: not found pcf2bdf!"
echo " Please install pcf2bdf."
exit 1
fi
FN_FONT="./${FN_FONT_BASE}.bdf"
echo ${EXEC_PCF2BDF} -o "${FN_FONT}" "${FN_FONT_PCF}"
${EXEC_PCF2BDF} -o "${FN_FONT}" "${FN_FONT_PCF}"
fi
fi
[ -f "${FN_FONT}" ] || { echo "Error: can't find font ${FN_FONT}!" ; exit 1; }
#####################################################################
#(cd ${DN_EXEC}; gcc -o genpages genpages.c getline.c)
rm -f tmpa tmpb
touch tmpa tmpb
#rm -f ${DN_EXEC}/fontpage_*.h
rm -f fontpage_*.h
cat << EOF >"proc.awk"
BEGIN {
cur_page=0;
val_begin=0;
val_pre=0;
utf8_pre="";
utf8_begin="";
}{
page=\$1;
val_real=\$2;
utf8=\$3;
# assert (val_real < 128);
val=val_real + 128;
if (cur_page != page) {
if (cur_page != 0) {
if (val_begin != 0) {
print cur_page " " val_begin " " val_pre " " utf8_begin " " utf8_pre;
}
}
cur_page=page;
val_begin=val;
val_pre=val;
utf8_begin=utf8;
utf8_pre=utf8;
} else {
if (val_pre + 1 != val) {
if (cur_page != 0) {
print cur_page " " val_begin " " val_pre " " utf8_begin " " utf8_pre;
}
val_begin=val;
val_pre=val;
utf8_begin=utf8;
utf8_pre=utf8;
} else {
val_pre = val;
utf8_pre=utf8;
}
}
} END {
if (cur_page != 0) {
print cur_page " " val_begin " " val_pre " " utf8_begin " " utf8_pre;
}
}
EOF
AWK=$(which gawk || which awk)
grep -Hrn _UxGT . | grep '"' \
| sed 's/_UxGT("/\n&/g;s/[^\n]*\n_UxGT("\([^"]*\)[^\n]*/\1 /g;s/.$//' \
| ${EXEC_GENPAGES} \
| sort -k 1n -k 2n | uniq \
| "$AWK" -v EXEC_PREFIX=${DN_EXEC} -f "proc.awk" \
| while read PAGE BEGIN END UTF8BEGIN UTF8END; do \
if [ ! -f ${DN_DATA}/fontpage_${PAGE}_${BEGIN}_${END}.h ]; then \
${EXEC_BDF2U8G} -u ${PAGE} -b ${BEGIN} -e ${END} ${FN_FONT} fontpage_${PAGE}_${BEGIN}_${END} ${DN_DATA}/fontpage_${PAGE}_${BEGIN}_${END}.h > /dev/null 2>&1 ;
fi ; \
grep -A 10000000000 u8g_fntpgm_uint8_t ${DN_DATA}/fontpage_${PAGE}_${BEGIN}_${END}.h >> tmpa ; \
echo " FONTDATA_ITEM(${PAGE}, ${BEGIN}, ${END}, fontpage_${PAGE}_${BEGIN}_${END}), // '${UTF8BEGIN}' -- '${UTF8END}'" >> tmpb ;\
done
TMPA=$(cat tmpa)
TMPB=$(cat tmpb)
EOL=$'\n'
[[ ! "$TMPA" == "" ]] && TMPA="$EOL$TMPA$EOL"
[[ ! "$TMPB" == "" ]] && TMPB="$EOL$TMPB$EOL"
rm -f tmpa tmpb "proc.awk"
cat <<EOF >fontutf8-data.h
/**
* Generated automatically by buildroot/share/fonts/uxggenpages.sh
* Contents will be REPLACED by future processing!
* Use genallfont.sh to generate font data for updated languages.
*/
#include <U8glib.h>
$TMPA
#define FONTDATA_ITEM(page, begin, end, data) { page, begin, end, COUNT(data), data }
static const uxg_fontinfo_t g_fontinfo[] PROGMEM = {$TMPB};
EOF
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