Add squeek2lvgl as submodule and simple conversion script

.gitmodules

@@ -4,3 +4,6 @@
 [submodule "lvgl"]
 	path = lvgl
 	url = https://github.com/littlevgl/lvgl.git
+[submodule "squeek2lvgl"]
+	path = squeek2lvgl
+	url = https://gitlab.com/cherrypicker/squeek2lvgl

README.md

@@ -61,7 +61,13 @@ $ npx lv_font_conv --bpp 4 --size 32 --no-compress -o montserrat_extended_32.c -
 
 ## Changing layouts
 
-Buffyboards uses squeekboard layouts converted to C via [squeek2lvgl].
+Buffyboard uses [squeekboard layouts] converted to C via [squeek2lvgl]. To regenerate the layouts, run
+
+```
+$ ./regenerate-layouts.sh
+```
+
+from the root of the repository.
 
 # Acknowledgements
 
@@ -88,6 +94,7 @@ The [FontAwesome] font is licensed under the Open Font License version 1.1.
 [lvgl]: https://github.com/lvgl/lvgl
 [Montserrat]: https://fonts.google.com/specimen/Montserrat
 [FontAwesome]: https://fontawesome.com/
+[squeekboard layouts]: https://gitlab.gnome.org/World/Phosh/squeekboard/-/blob/master/data/keyboards
 [squeek2lvgl]: https://gitlab.com/cherrypicker/squeek2lvgl]
 [bakonyiferenc/fbkeyboard]: https://github.com/bakonyiferenc/fbkeyboard
 [squeekboard]: https://gitlab.gnome.org/World/Phosh/squeekboard/-/tree/master

regenerate-layouts.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+# Copyright 2021 Johannes Marbach
+#
+# This file is part of buffyboard, hereafter referred to as the program.
+#
+# This program 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.
+#
+# This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
+
+
+cd squeek2lvgl
+pipenv install
+pipenv run python squeek2lvgl.py --input terminal/us.yaml --output .. --generate-scancodes

squeek2lvgl

@@ -0,0 +1 @@
+Subproject commit 5f10b71d79e33b86c157c21b25575c46ca25c254