editoast: add script to generate atlas

Author: flomonster

editoast/assets/signal_sprites/generate-atlas.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+
+# This script should be used to generate signaling systems atlas given svg.
+# First add all your svg in a subfolder named to the signaling system (eg: `BAL`)
+# Then run this script. You will need docker.
+
+for signaling_system in $(ls); do
+  # Skip files (like this file)
+  [ ! -d "${signaling_system}" ] && continue
+
+  # Prepare the tmp directory
+  tmp_dir="$(mktemp -d)"
+  echo "Generating '${signaling_system}' at '${tmp_dir}'..."
+  svg_dir="${tmp_dir}/sprites/svg/"
+  mkdir -p "${svg_dir}"
+  cp "${signaling_system}"/*.svg "${svg_dir}"
+
+  # Generate atlas
+  docker run -it -e FOLDER=svg -e THEME=sprites -v "${tmp_dir}:/data" dolomate/spritezero
+  cp "${tmp_dir}"/sprites/sprites* "${signaling_system}"
+
+  # Add a linefeed to the json files
+  for json_file in $(ls  "${signaling_system}"/*.json); do
+    echo "" >> "${json_file}"
+  done
+
+  echo "${signaling_system} atlas generated"
+
+  # Cleaning up
+  echo "Cleaning ${tmp_dir}..."
+  rm -rf "${tmp_dir}"
+done