-
-local health_bar_definition =
-{
- hud_elem_type = "statbar",
- position = { x=0.5, y=1 },
- text = "heart.png",
- number = 20,
- direction = 0,
- size = { x=24, y=24 },
- offset = { x=(-10*24)-25, y=-(48+24+16)},
-}
-
-local breath_bar_definition =
-{
- hud_elem_type = "statbar",
- position = { x=0.5, y=1 },
- text = "bubble.png",
- number = 20,
- direction = 0,
- size = { x=24, y=24 },
- offset = {x=25,y=-(48+24+16)},
+-- cache setting
+local enable_damage = core.settings:get_bool("enable_damage")
+
+local bar_definitions = {
+ hp = {
+ hud_elem_type = "statbar",
+ position = {x = 0.5, y = 1},
+ text = "heart.png",
+ text2 = "heart_gone.png",
+ number = core.PLAYER_MAX_HP_DEFAULT,
+ item = core.PLAYER_MAX_HP_DEFAULT,
+ direction = 0,
+ size = {x = 24, y = 24},
+ offset = {x = (-10 * 24) - 25, y = -(48 + 24 + 16)},
+ },
+ breath = {
+ hud_elem_type = "statbar",
+ position = {x = 0.5, y = 1},
+ text = "bubble.png",
+ text2 = "bubble_gone.png",
+ number = core.PLAYER_MAX_BREATH_DEFAULT * 2,
+ item = core.PLAYER_MAX_BREATH_DEFAULT * 2,
+ direction = 0,
+ size = {x = 24, y = 24},
+ offset = {x = 25, y= -(48 + 24 + 16)},
+ },
}
local hud_ids = {}
-local function initialize_builtin_statbars(player)
-
- if not player:is_player() then
- return
- end
+local function scaleToHudMax(player, field)
+ -- Scale "hp" or "breath" to the hud maximum dimensions
+ local current = player["get_" .. field](player)
+ local nominal = bar_definitions[field].item
+ local max_display = math.max(player:get_properties()[field .. "_max"], current)
+ return math.ceil(current / max_display * nominal)
+end
+local function update_builtin_statbars(player)
local name = player:get_player_name()
if name == "" then
return
end
- if (hud_ids[name] == nil) then
+ local flags = player:hud_get_flags()
+ if not hud_ids[name] then
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
- player:hud_set_flags(player:hud_get_flags())
+ player:hud_set_flags(flags)
end
+ local hud = hud_ids[name]
+
+ local immortal = player:get_armor_groups().immortal == 1
- if player:hud_get_flags().healthbar and
- core.is_yes(core.setting_get("enable_damage")) then
- if hud_ids[name].id_healthbar == nil then
- health_bar_definition.number = player:get_hp()
- hud_ids[name].id_healthbar = player:hud_add(health_bar_definition)
+ if flags.healthbar and enable_damage and not immortal then
+ local number = scaleToHudMax(player, "hp")
+ if hud.id_healthbar == nil then
+ local hud_def = table.copy(bar_definitions.hp)
+ hud_def.number = number
+ hud.id_healthbar = player:hud_add(hud_def)
+ else
+ player:hud_change(hud.id_healthbar, "number", number)
end
- else
- if hud_ids[name].id_healthbar ~= nil then
- player:hud_remove(hud_ids[name].id_healthbar)
- hud_ids[name].id_healthbar = nil
+ elseif hud.id_healthbar then
+ player:hud_remove(hud.id_healthbar)
+ hud.id_healthbar = nil
+ end
+
+ local show_breathbar = flags.breathbar and enable_damage and not immortal
+
+ local breath = player:get_breath()
+ local breath_max = player:get_properties().breath_max
+ if show_breathbar and breath <= breath_max then
+ local number = scaleToHudMax(player, "breath")
+ if not hud.id_breathbar and breath < breath_max then
+ local hud_def = table.copy(bar_definitions.breath)
+ hud_def.number = number
+ hud.id_breathbar = player:hud_add(hud_def)
+ elseif hud.id_breathbar then
+ player:hud_change(hud.id_breathbar, "number", number)
end
end
- if (player:get_breath() < 11) then
- if player:hud_get_flags().breathbar and
- core.is_yes(core.setting_get("enable_damage")) then
- if hud_ids[name].id_breathbar == nil then
- hud_ids[name].id_breathbar = player:hud_add(breath_bar_definition)
- end
- else
- if hud_ids[name].id_breathbar ~= nil then
- player:hud_remove(hud_ids[name].id_breathbar)
- hud_ids[name].id_breathbar = nil
+ if hud.id_breathbar and (not show_breathbar or breath == breath_max) then
+ core.after(1, function(player_name, breath_bar)
+ local player = core.get_player_by_name(player_name)
+ if player then
+ player:hud_remove(breath_bar)
end
- end
- elseif hud_ids[name].id_breathbar ~= nil then
- player:hud_remove(hud_ids[name].id_breathbar)
- hud_ids[name].id_breathbar = nil
+ end, name, hud.id_breathbar)
+ hud.id_breathbar = nil
end
end
local function cleanup_builtin_statbars(player)
-
- if not player:is_player() then
- return
- end
-
local name = player:get_player_name()
if name == "" then
local name = player:get_player_name()
- if name == "" then
+ if name == "" or not hud_ids[name] then
return
end
if eventname == "health_changed" then
- initialize_builtin_statbars(player)
+ update_builtin_statbars(player)
- if hud_ids[name].id_healthbar ~= nil then
- player:hud_change(hud_ids[name].id_healthbar,"number",player:get_hp())
+ if hud_ids[name].id_healthbar then
return true
end
end
if eventname == "breath_changed" then
- initialize_builtin_statbars(player)
+ update_builtin_statbars(player)
- if hud_ids[name].id_breathbar ~= nil then
- player:hud_change(hud_ids[name].id_breathbar,"number",player:get_breath()*2)
+ if hud_ids[name].id_breathbar then
return true
end
end
- if eventname == "hud_changed" then
- initialize_builtin_statbars(player)
+ if eventname == "hud_changed" or eventname == "properties_changed" then
+ update_builtin_statbars(player)
return true
end
return false
end
-function core.hud_replace_builtin(name, definition)
+function core.hud_replace_builtin(hud_name, definition)
- if definition == nil or
- type(definition) ~= "table" or
- definition.hud_elem_type ~= "statbar" then
+ if type(definition) ~= "table" or
+ definition.hud_elem_type ~= "statbar" then
return false
end
- if name == "health" then
- health_bar_definition = definition
+ if hud_name == "health" then
+ bar_definitions.hp = definition
- for name,ids in pairs(hud_ids) do
+ for name, ids in pairs(hud_ids) do
local player = core.get_player_by_name(name)
- if player and hud_ids[name].id_healthbar then
- player:hud_remove(hud_ids[name].id_healthbar)
- initialize_builtin_statbars(player)
+ if player and ids.id_healthbar then
+ player:hud_remove(ids.id_healthbar)
+ ids.id_healthbar = nil
+ update_builtin_statbars(player)
end
end
return true
end
- if name == "breath" then
- breath_bar_definition = definition
+ if hud_name == "breath" then
+ bar_definitions.breath = definition
- for name,ids in pairs(hud_ids) do
+ for name, ids in pairs(hud_ids) do
local player = core.get_player_by_name(name)
- if player and hud_ids[name].id_breathbar then
- player:hud_remove(hud_ids[name].id_breathbar)
- initialize_builtin_statbars(player)
+ if player and ids.id_breathbar then
+ player:hud_remove(ids.id_breathbar)
+ ids.id_breathbar = nil
+ update_builtin_statbars(player)
end
end
return true
return false
end
-core.register_on_joinplayer(initialize_builtin_statbars)
+-- Append "update_builtin_statbars" as late as possible
+-- This ensures that the HUD is hidden when the flags are updated in this callback
+core.register_on_mods_loaded(function()
+ core.register_on_joinplayer(update_builtin_statbars)
+end)
core.register_on_leaveplayer(cleanup_builtin_statbars)
core.register_playerevent(player_event_handler)