VoxeLibre/mods/HUD/mcl_hbarmor/init.lua
2021-04-14 15:46:52 +02:00

128 lines
3.4 KiB
Lua

local S = minetest.get_translator("mcl_hbarmor")
local mcl_hbarmor = {}
-- HUD statbar values
mcl_hbarmor.armor = {}
-- Stores if player's HUD bar has been initialized so far.
mcl_hbarmor.player_active = {}
-- Time difference in seconds between updates to the HUD armor bar.
-- Increase this number for slow servers.
mcl_hbarmor.tick = 0.1
-- If true, the armor bar is hidden when the player does not wear any armor
mcl_hbarmor.autohide = true
set = minetest.settings:get("mcl_hbarmor_tick")
if tonumber(set) ~= nil then
mcl_hbarmor.tick = tonumber(set)
end
local must_hide = function(playername, arm)
return arm == 0
end
local arm_printable = function(arm)
return math.ceil(math.floor(arm+0.5))
end
local function custom_hud(player)
local name = player:get_player_name()
if minetest.settings:get_bool("enable_damage") then
local ret = mcl_hbarmor.get_armor(player)
if ret == false then
minetest.log("error", "[mcl_hbarmor] Call to mcl_hbarmor.get_armor in custom_hud returned with false!")
return
end
local arm = tonumber(mcl_hbarmor.armor[name])
if not arm then
arm = 0
end
local hide
if mcl_hbarmor.autohide then
hide = must_hide(name, arm)
else
hide = false
end
hb.init_hudbar(player, "armor", arm_printable(arm), nil, hide)
end
end
--register and define armor HUD bar
hb.register_hudbar("armor", 0xFFFFFF, S("Armor"), { icon = "hbarmor_icon.png", bgicon = "hbarmor_bgicon.png", bar = "hbarmor_bar.png" }, 0, 0, 20, mcl_hbarmor.autohide)
function mcl_hbarmor.get_armor(player)
local name = player:get_player_name()
local pts = player:get_meta():get_int("mcl_armor:armor_points")
if not pts then
return false
else
mcl_hbarmor.set_armor(name, pts)
end
return true
end
function mcl_hbarmor.set_armor(player_name, pts)
mcl_hbarmor.armor[player_name] = math.max(0, math.min(20, pts))
end
-- update hud elemtens if value has changed
local function update_hud(player)
local name = player:get_player_name()
--armor
local arm = tonumber(mcl_hbarmor.armor[name])
if not arm then
arm = 0
mcl_hbarmor.armor[name] = 0
end
if mcl_hbarmor.autohide then
-- hide armor bar completely when there is none
if must_hide(name, arm) then
hb.hide_hudbar(player, "armor")
else
hb.change_hudbar(player, "armor", arm_printable(arm))
hb.unhide_hudbar(player, "armor")
end
else
hb.change_hudbar(player, "armor", arm_printable(arm))
end
end
minetest.register_on_joinplayer(function(player)
local name = player:get_player_name()
custom_hud(player)
mcl_hbarmor.player_active[name] = true
end)
minetest.register_on_leaveplayer(function(player)
local name = player:get_player_name()
mcl_hbarmor.player_active[name] = false
end)
local main_timer = 0
local timer = 0
minetest.register_globalstep(function(dtime)
main_timer = main_timer + dtime
timer = timer + dtime
if main_timer > mcl_hbarmor.tick or timer > 4 then
if minetest.settings:get_bool("enable_damage") then
if main_timer > mcl_hbarmor.tick then main_timer = 0 end
for _,player in pairs(minetest.get_connected_players()) do
local name = player:get_player_name()
if mcl_hbarmor.player_active[name] == true then
local ret = mcl_hbarmor.get_armor(player)
if ret == false then
minetest.log("error", "[mcl_hbarmor] Call to mcl_hbarmor.get_armor in globalstep returned with false!")
end
-- update all hud elements
update_hud(player)
end
end
end
end
if timer > 4 then timer = 0 end
end)