From 5c8962b39bd4f6871ec87a988ac43d7bfad04d2b Mon Sep 17 00:00:00 2001
From: "Y. Wang" <yw05@forksworld.de>
Date: Mon, 11 Apr 2022 16:55:50 +0200
Subject: Implement basic route signaling with Japanese signals for demo

---
 advtrains/formspec.lua | 37 +++++++++++++++++++++++++++++++++++++
 advtrains/init.lua     |  4 ++++
 2 files changed, 41 insertions(+)
 create mode 100644 advtrains/formspec.lua

(limited to 'advtrains')

diff --git a/advtrains/formspec.lua b/advtrains/formspec.lua
new file mode 100644
index 0000000..91e300d
--- /dev/null
+++ b/advtrains/formspec.lua
@@ -0,0 +1,37 @@
+local sformat = string.format
+local fsescape = minetest.formspec_escape
+
+local function f_button_exit(x, y, w, h, id, text)
+	return sformat("button_exit[%f,%f;%f,%f;%s;%s]", x, y, w, h, id, text)
+end
+
+local function S_button_exit(x, y, w, h, id, ...)
+	return f_button_exit(x, y, w, h, id, attrans(...))
+end
+
+local function f_dropdown(x, y, w, id, entries, sel, indexed)
+	local t = {}
+	for k, v in pairs(entries) do
+		t[k] = fsescape(v)
+	end
+	return sformat("dropdown[%f,%f;%f;%s;%s;%d%s]",
+		x, y, w, id, table.concat(t, ","),
+		sel or 1,
+		indexed and ";true" or "")
+end
+
+local function f_label(x, y, text)
+	return sformat("label[%f,%f;%s]", x, y, fsescape(text))
+end
+
+local function S_label(x, y, ...)
+	return f_label(x, y, attrans(...))
+end
+
+return {
+	button_exit = f_button_exit,
+	S_button_exit = S_button_exit,
+	dropdown = f_dropdown,
+	label = f_label,
+	S_label = S_label,
+}
diff --git a/advtrains/init.lua b/advtrains/init.lua
index a7e5764..1cba255 100644
--- a/advtrains/init.lua
+++ b/advtrains/init.lua
@@ -24,6 +24,9 @@ minetest.log("action", "[advtrains] Loading...")
 
 -- There is no need to support 0.4.x anymore given that the compatitability with it is already broken by 1bb1d825f46af3562554c12fba35a31b9f7973ff
 attrans = minetest.get_translator ("advtrains")
+function attrans_formspec(...)
+	return minetest.formspec_escape(attrans(...))
+end
 
 --advtrains
 advtrains = {trains={}, player_to_train_mapping={}}
@@ -199,6 +202,7 @@ advtrains.meseconrules =
 advtrains.fpath=minetest.get_worldpath().."/advtrains"
 
 advtrains.speed = dofile(advtrains.modpath.."/speed.lua")
+advtrains.formspec = dofile(advtrains.modpath.."/formspec.lua")
 
 dofile(advtrains.modpath.."/path.lua")
 dofile(advtrains.modpath.."/trainlogic.lua")
-- 
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