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