VoxeLibre/mods/HUD/mcl_item_names/init.lua
2017-03-08 20:18:42 +01:00

54 lines
1.5 KiB
Lua

-- 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 function set_hud(player)
if not player:is_player() then return end
local player_name = player:get_player_name()
local off = {x=0, y=-136}
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)
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 ""
-- Cut off item description after first newline
local firstnewline = string.find(desc, "\n")
if firstnewline then
desc = string.sub(desc, 1, firstnewline-1)
end
player:hud_change(huds[player_name], 'text', desc)
end
end
end
end)