Import wielditem name display Unified Inventory

mods/HUD/mcl_item_names/LICENSE.md

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+This mod is licensed under GNU LGPLv2 or later.
+
+It was taken from the file “`item_names.lua`” found in the Unified Inventory mod maintained
+by VanessaE.
+Original author: 4aiman

mods/HUD/mcl_item_names/description.txt

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+Displays the name of the wielded item

mods/HUD/mcl_item_names/init.lua

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+-- Based on 4itemnames mod by 4aiman
+
+local wield = {}
+local huds = {}
+local dtimes = {}
+local dlimit = 3  -- HUD element will be hidden after this many seconds
+local air_hud_mod = minetest.get_modpath("4air")
+local hud_mod = minetest.get_modpath("hud")
+local hudbars_mod = minetest.get_modpath("hudbars")
+
+local function set_hud(player)
+	local player_name = player:get_player_name() 
+	local off = {x=0, y=-70}
+	if air_hud_mod or hud_mod then
+		off.y = off.y - 20
+	elseif hudbars_mod then
+		off.y = off.y + 13
+	end
+	huds[player_name] = player:hud_add({
+		hud_elem_type = "text",
+		position = {x=0.5, y=1},
+		offset = off,
+		alignment = {x=0, y=0},
+		number = 0xFFFFFF ,
+		text = "",
+	})
+end
+
+minetest.register_on_joinplayer(function(player)
+	minetest.after(0, set_hud, player)
+end)
+
+minetest.register_globalstep(function(dtime)
+	for _, player in pairs(minetest.get_connected_players()) do
+		local player_name = player:get_player_name()
+		local wstack = player:get_wielded_item():get_name()
+
+		if dtimes[player_name] and dtimes[player_name] < dlimit then
+			dtimes[player_name] = dtimes[player_name] + dtime
+			if dtimes[player_name] > dlimit and huds[player_name] then
+				player:hud_change(huds[player_name], 'text', "")
+			end
+		end
+
+		if wstack ~= wield[player_name] then
+			wield[player_name] = wstack
+			dtimes[player_name] = 0
+			if huds[player_name] then 
+				local def = minetest.registered_items[wstack]
+				local desc = def and def.description or ""
+				player:hud_change(huds[player_name], 'text', desc)
+			end
+		end
+	end
+end)
+

mods/HUD/mcl_item_names/mod.conf

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+name = mcl_item_names