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#!/usr/bin/env sh
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# Copyright (c) 2018 - 2021, Martin Scheidt (ISC license)
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# Permission to use, copy, modify, and/or distribute this file for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
LATEXMK = ` which latexmk`
PDF2SVG = ` which pdf2svg`
SYMBOLS = '
block_clearing_point_forward
block_signal_forward
braking_point_forward
bridge
bufferstop_forward
clearing_point
combined_signal_forward
danger_point_forward
derailer_left_forward
diamond_crossing_left
distant_signal_forward
distant_speed_signal_forward
double-slip_turnout_left
end_of_movement_authority_forward
interlocking
level_crossing_single
main_track
parked_vehicles
platform_left
route_clearing_point_forward
route_signal_forward
secondary_track
shunt_limit_forward
shunt_signal_forward
shunt_signal_forward_locked
speed_signal_forward
train_direction_forward
train_drive_automatic
train_drive_human
train_ghost_direction_forward
train_moving_fast_forward
train_moving_forward
train_moving_slow_forward
train_shunt_mode_forward
train_shunting_forward
transmitter_right
transmitter_right_forward
turnout_left_forward
turnout_left_forward_left_position
turnout_left_forward_moving_points
turnout_left_forward_right_position
turnout_with_fouling_left_forward
view_point_forward
'
for SYMBOL in $SYMBOLS ; do IFS = "," ;
set -- $SYMBOL ;
# header tex file
echo '\\documentclass[tikz,border=2,preview=true,convert]{standalone}' > tmp.tex
echo '\\IfFileExists{tikzlibrarytrackschematic-dev.code.tex}{%' >> tmp.tex
echo '\\usetikzlibrary{trackschematic-dev.topology}' >> tmp.tex
echo '\\usetikzlibrary{trackschematic-dev.trafficcontrol}' >> tmp.tex
echo '\\usetikzlibrary{trackschematic-dev.vehicles}' >> tmp.tex
echo '\\usetikzlibrary{trackschematic-dev.constructions}' >> tmp.tex
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echo '\\usetikzlibrary{trackschematic-dev.measures}' >> tmp.tex
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echo '}{\\usetikzlibrary{trackschematic}}' >> tmp.tex
echo '\\begin{document}' >> tmp.tex
echo '\\begin{tikzpicture}[font=\\sffamily]' >> tmp.tex
echo '\\path (-0.1,-1.1) rectangle (6.1,1.1);' >> tmp.tex
# input symbol
echo '\\input{../snippets/' $1 '.tikz}' >> tmp.tex
# footer tex file
echo '\\end{tikzpicture}' >> tmp.tex
echo '\\end{document}' >> tmp.tex
# compile tmp.tex
$LATEXMK -auxdir= .tex -outdir= .tex -bibtex- -f -pdf -shell-escape -interaction= nonstopmode tmp.tex
# copy and convert symbols
mv tmp-0.png symbols_png/$1 .png
$PDF2SVG tmp.pdf symbols_svg/$1 .svg
mv tmp.pdf symbols_pdf/$1 .pdf
# cleanup
$LATEXMK -c
rm tmp.tex
done