Add //hud commad to toggle

commands.lua

@@ -0,0 +1,21 @@
+
+minetest.register_chatcommand("/hud", {
+	params = "",
+	description = "Toggles the helper heads-up display.",
+	func = function(player_name, params_text)
+		worldedit_hud_helper.info[player_name].enabled = not worldedit_hud_helper.info[player_name].enabled
+		
+		local player = minetest.get_player_by_name(player_name)
+		local message = "HUD "
+		
+		if worldedit_hud_helper.info[player_name].enabled then
+			worldedit_hud_helper.initialise_hud(player)
+			message = message .. "shown"
+		else
+			worldedit_hud_helper.hide_hud(player)
+			message = message .. "hidden"
+		end
+		
+		worldedit_hud_helper.player_notify(player_name, message)
+	end
+})

common.lua

@@ -0,0 +1,4 @@
+
+function worldedit_hud_helper.player_notify(player_name, message)
+	minetest.chat_send_player(player_name, "WorldEdit -!- " .. message, false)
+end

hud.lua

@@ -5,14 +5,16 @@ function worldedit_hud_helper.initialise_hud(player)
 	
 	if not player_info then
 		player_info = {
-			enabled = true
+			enabled = true,
+			node_name = nil,
+			rotation = nil
 		}
 		worldedit_hud_helper.info[player_name] = player_info
 	end
 	
 	player_info.id_node_name = player:hud_add({
 		hud_elem_type	= "text",
-		text			= "(unknown)",
+		text			= "",
 		number			= 0xFFFFFF,
 		position		= { x = 0.5, y = 1 },
 		offset			= { x = 0, y = -100 },
@@ -34,6 +36,17 @@ function worldedit_hud_helper.initialise_hud(player)
 	
 end
 
+function worldedit_hud_helper.hide_hud(player)
+	local player_info = worldedit_hud_helper.info[player:get_player_name()]
+	
+	
+	player:hud_remove(player_info.id_node_name)
+	player:hud_remove(player_info.id_rotation)
+	
+	player_info.node_name = nil
+	player_info.rotation = nil
+end
+
 function worldedit_hud_helper.delete_hud(player)
 	worldedit_hud_helper.info[player:get_player_name()] = nil
 end

hud_info.lua

@@ -5,17 +5,11 @@
 -- ██  ██ ██ ██    ██ ██   ██ ██          ██  ██ ██ ██   ██ ██  ██  ██ ██
 -- ██   ████  ██████  ██████  ███████     ██   ████ ██   ██ ██      ██ ███████
 
-local function handle_node_name(dt)
-	for _,player in ipairs(minetest.get_connected_players()) do
-		handle_node_name_player(player)
-	end
-end
-
 local function handle_node_name_player(player)
 	local player_name = player:get_player_name()
 	
 	-- Don't bother if it's disabled for this player
-	if not worldedit_hud_helper[player_name].enabled then
+	if not worldedit_hud_helper.info[player_name].enabled then
 		return
 	end
 	
@@ -32,6 +26,12 @@ local function handle_node_name_player(player)
 	worldedit_hud_helper.info[player_name].node_name = node_name
 end
 
+local function handle_node_name(dt)
+	for _,player in ipairs(minetest.get_connected_players()) do
+		handle_node_name_player(player)
+	end
+end
+
 minetest.register_globalstep(handle_node_name)
 
 
@@ -53,12 +53,6 @@ local function calc_rotation_text(rotation)
 	end
 end
 
-local function handle_rotation(dt)
-	for _,player in ipairs(minetest.get_connected_players()) do
-		handle_rotation_player(player)
-	end
-end
-
 local function handle_rotation_player(player)
 	local player_name = player:get_player_name()
 	
@@ -68,14 +62,14 @@ local function handle_rotation_player(player)
 	end
 	
 	local rotation = player:get_look_horizontal()
-	local old_rotation = worldedit_hud_helper.info[player_name].look_direction
+	local old_rotation = worldedit_hud_helper.info[player_name].rotation
 	
 	-- Bad practice! Lua doesn't have a contineu statement though (O.o),
 	-- so we've got to make do :-/
 	if rotation ~= old_rotation then
 		local rotation_text = calc_rotation_text(rotation)
 		
-		if old_rotation ~= nil and rotation_text ~= calc_rotation_text(old_rotation) then
+		if old_rotation == nil or (old_rotation ~= nil and rotation_text ~= calc_rotation_text(old_rotation)) then
 			player:hud_change(
 				worldedit_hud_helper.info[player_name].id_rotation,
 				"text",
@@ -84,7 +78,13 @@ local function handle_rotation_player(player)
 		end
 	end
 	
-	worldedit_hud_helper.info[player:get_player_name()].look_direction = rotation
+	worldedit_hud_helper.info[player:get_player_name()].rotation = rotation
+end
+
+local function handle_rotation(dt)
+	for _,player in ipairs(minetest.get_connected_players()) do
+		handle_rotation_player(player)
+	end
 end
 
 minetest.register_globalstep(handle_rotation)

init.lua

@@ -15,6 +15,8 @@ end
 
 local mod_path = minetest.get_modpath("worldedit_hud_helper")
 
+dofile(mod_path .. "/common.lua")
 dofile(mod_path .. "/raycast_polyfill.lua")
 dofile(mod_path .. "/hud.lua")
 dofile(mod_path .. "/hud_info.lua")
+dofile(mod_path .. "/commands.lua")