Rename mod: hbarmor → mcl_hbarmor

mods/HUD/mcl_hbarmor/init.lua

@@ -0,0 +1,135 @@
+local S = minetest.get_translator("mcl_hbarmor")
+
+if (not armor) or (not armor.def) then
+	minetest.log("error", "[mcl_hbarmor] Outdated 3d_armor version. Please update your version of 3d_armor!")
+end
+
+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 ((not armor.def[playername].count or armor.def[playername].count == 0) and 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, 20, mcl_hbarmor.autohide)
+
+function mcl_hbarmor.get_armor(player)
+	if not player or not armor.def then
+		return false
+	end
+	local name = player:get_player_name()
+	local pts = armor:get_armor_points(player)
+	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 ipairs(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)