Item_names: Refactorize & use meta description
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4010953888
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@ -1,8 +1,6 @@
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-- Based on 4itemnames mod by 4aiman
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local wield = {}
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local huds = {}
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local dtimes = {}
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local item_names = {} -- [player_name] = { hud, dtime, itemname }
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local dlimit = 3 -- HUD element will be hidden after this many seconds
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local air_hud_mod = minetest.get_modpath("4air")
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local hud_mod = minetest.get_modpath("hud")
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@ -16,40 +14,62 @@ local function set_hud(player)
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elseif hudbars_mod then
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off.y = off.y + 13
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end
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huds[player_name] = player:hud_add({
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item_names[player_name] = {
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hud = player:hud_add({
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hud_elem_type = "text",
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position = {x=0.5, y=1},
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offset = off,
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alignment = {x=0, y=0},
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number = 0xFFFFFF ,
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number = 0xFFFFFF,
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text = "",
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})
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}),
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dtime = dlimit,
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index = 1,
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itemname = ""
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}
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end
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minetest.register_on_joinplayer(function(player)
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minetest.after(0, set_hud, player)
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end)
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minetest.register_on_leaveplayer(function(player)
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item_names[player:get_player_name()] = nil
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end)
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minetest.register_globalstep(function(dtime)
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for _, player in pairs(minetest.get_connected_players()) do
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local player_name = player:get_player_name()
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local wstack = player:get_wielded_item():get_name()
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local data = item_names[player:get_player_name()]
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if not data or not data.hud then
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data = {} -- Update on next step
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set_hud(player)
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end
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if dtimes[player_name] and dtimes[player_name] < dlimit then
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dtimes[player_name] = dtimes[player_name] + dtime
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if dtimes[player_name] > dlimit and huds[player_name] then
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player:hud_change(huds[player_name], 'text', "")
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local index = player:get_wield_index()
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local stack = player:get_wielded_item()
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local itemname = stack:get_name()
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if data.hud and data.dtime < dlimit then
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data.dtime = data.dtime + dtime
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if data.dtime > dlimit then
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player:hud_change(data.hud, 'text', "")
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end
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end
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if wstack ~= wield[player_name] then
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wield[player_name] = wstack
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dtimes[player_name] = 0
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if huds[player_name] then
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local def = minetest.registered_items[wstack]
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local desc = def and def.description or ""
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player:hud_change(huds[player_name], 'text', desc)
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if data.hud and (itemname ~= data.itemname or index ~= data.index) then
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data.itemname = itemname
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data.index = index
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data.dtime = 0
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local desc = stack.get_meta
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and stack:get_meta():get_string("description")
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if not desc or desc == "" then
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-- Try to use default description when none is set in the meta
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local def = minetest.registered_items[itemname]
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desc = def and def.description or ""
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end
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player:hud_change(data.hud, 'text', desc)
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end
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end
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end)
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