-- Based off MT's core builtin/game/statbars.lua, changed a lot to add statbar background and better layout local rp_hud={} -- time in seconds the breath bar will still show after going full again local BREATH_KEEP_TIME = 2.05 local health_bar_definition = { hud_elem_type = "statbar", position = { x=0.5, y=1 }, text = "heart.png", text2 = "heart_gone.png", number = minetest.PLAYER_MAX_HP_DEFAULT, item = minetest.PLAYER_MAX_HP_DEFAULT, direction = 0, size = { x=24, y=24 }, offset = { x=(-10*16)-64-32, y=-(48+24+24)}, z_index = 1, } local breath_bar_definition = { hud_elem_type = "statbar", position = { x=0.5, y=1 }, text = "bubble.png", text2 = "bubble_gone.png", number = minetest.PLAYER_MAX_BREATH_DEFAULT*2, item = minetest.PLAYER_MAX_BREATH_DEFAULT*2, dir = 0, size = { x=24, y=24 }, offset = {x=16,y=-(48+24+24)-24}, z_index = 1, } rp_hud.ids={} -- HUD IDs rp_hud.breath_timers={} -- count the time each player has a full breath bar function rp_hud.initialize_builtin_statbars(player) if not player:is_player() then return end local name = player:get_player_name() if name == "" then return end player:hud_set_hotbar_selected_image("ui_hotbar_selected.png") player:hud_set_hotbar_image("ui_hotbar_bg.png") if rp_hud.ids[name] == nil then rp_hud.ids[name] = {} -- flags are not transmitted to client on connect, we need to make sure -- our current flags are transmitted by sending them actively local flg=player:hud_get_flags() flg["healthbar"]=false flg["breathbar"]=false player:hud_set_flags(flg) end if rp_hud.breath_timers[name] == nil then -- Initial breath time is initialized to use a time so a full breath bar -- initially does NOT show up. rp_hud.breath_timers[name] = BREATH_KEEP_TIME + 1 end -- Health bar if minetest.is_yes(minetest.settings:get("enable_damage")) then if rp_hud.ids[name].id_healthbar == nil then health_bar_definition.number = player:get_hp() rp_hud.ids[name].id_healthbar = player:hud_add(health_bar_definition) end else if rp_hud.ids[name].id_healthbar ~= nil then player:hud_remove(rp_hud.ids[name].id_healthbar) rp_hud.ids[name].id_healthbar = nil end end -- Breath bar -- This bar will automatically hide when its full. -- But a full bar stay shown for short delay (BREATH_KEEP_TIME) -- after it has become full again instead of instantly disappearing. if ((player:get_breath() < minetest.PLAYER_MAX_BREATH_DEFAULT) or (rp_hud.breath_timers[name] <= BREATH_KEEP_TIME)) then if minetest.is_yes(minetest.settings:get("enable_damage")) then if rp_hud.ids[name].id_breathbar == nil then breath_bar_definition.number = player:get_breath()*2 rp_hud.ids[name].id_breathbar = player:hud_add(breath_bar_definition) rp_hud.breath_timers[name] = 0 end else if rp_hud.ids[name].id_breathbar ~= nil then player:hud_remove(rp_hud.ids[name].id_breathbar) rp_hud.ids[name].id_breathbar = nil end end elseif rp_hud.ids[name].id_breathbar ~= nil then player:hud_remove(rp_hud.ids[name].id_breathbar) rp_hud.ids[name].id_breathbar = nil end end function rp_hud.cleanup_builtin_statbars(player) if not player:is_player() then return end local name = player:get_player_name() if name == "" then return end rp_hud.ids[name] = nil rp_hud.breath_timers[name] = nil end function rp_hud.player_event_handler(player, eventname) assert(player:is_player()) local name = player:get_player_name() if name == "" then return end if eventname == "health_changed" then rp_hud.initialize_builtin_statbars(player) if rp_hud.ids[name].id_healthbar ~= nil then player:hud_change(rp_hud.ids[name].id_healthbar,"number",player:get_hp()) return true end end if eventname == "breath_changed" then rp_hud.initialize_builtin_statbars(player) if rp_hud.ids[name].id_breathbar ~= nil then player:hud_change(rp_hud.ids[name].id_breathbar,"number",player:get_breath()*2) return true end end if eventname == "hud_changed" then rp_hud.initialize_builtin_statbars(player) return true end return false end function rp_hud.replace_builtin(name, definition) if definition == nil or type(definition) ~= "table" or definition.hud_elem_type ~= "statbar" then return false end if name == "health" then health_bar_definition = definition for name,ids in pairs(rp_hud.ids) do local player = minetest.get_player_by_name(name) if player and rp_hud.ids[name].id_healthbar then player:hud_remove(rp_hud.ids[name].id_healthbar) rp_hud.initialize_builtin_statbars(player) end end return true end if name == "breath" then breath_bar_definition = definition for name,ids in pairs(rp_hud.ids) do local player = minetest.get_player_by_name(name) if player and rp_hud.ids[name].id_breathbar then player:hud_remove(rp_hud.ids[name].id_breathbar) rp_hud.initialize_builtin_statbars(player) end end return true end return false end minetest.register_on_joinplayer(rp_hud.initialize_builtin_statbars) minetest.register_on_leaveplayer(rp_hud.cleanup_builtin_statbars) minetest.register_playerevent(rp_hud.player_event_handler) -- Increase or reset player breath timers. -- Time increases when player has full breath, time resets to 0 -- otherwise. This is used to make sure the breath bar will -- keep showing for a few seconds after going full breath again minetest.register_globalstep(function(dtime) local players = minetest.get_connected_players() for p=1, #players do local player = players[p] local name = player:get_player_name() if not rp_hud.breath_timers[name] then rp_hud.breath_timers[name] = BREATH_KEEP_TIME + 1 end if player:get_breath() >= minetest.PLAYER_MAX_BREATH_DEFAULT then rp_hud.breath_timers[name] = rp_hud.breath_timers[name] + dtime if rp_hud.breath_timers[name] > BREATH_KEEP_TIME then if rp_hud.ids[name].id_breathbar ~= nil then player:hud_remove(rp_hud.ids[name].id_breathbar) rp_hud.ids[name].id_breathbar = nil end end else rp_hud.breath_timers[name] = 0 end end end)