forked from VoxeLibre/VoxeLibre
525 lines
16 KiB
Lua
525 lines
16 KiB
Lua
local S
|
|
if (minetest.get_modpath("intllib")) then
|
|
S = intllib.Getter()
|
|
else
|
|
S = function ( s ) return s end
|
|
end
|
|
|
|
hb = {}
|
|
|
|
hb.hudtables = {}
|
|
|
|
-- number of registered HUD bars
|
|
hb.hudbars_count = 0
|
|
|
|
-- table which records which HUD bar slots have been “registered” so far; used for automatic positioning
|
|
hb.registered_slots = {}
|
|
|
|
hb.settings = {}
|
|
|
|
function hb.load_setting(sname, stype, defaultval, valid_values)
|
|
local sval
|
|
if stype == "string" then
|
|
sval = minetest.settings:get(sname)
|
|
elseif stype == "bool" then
|
|
sval = minetest.settings:get_bool(sname)
|
|
elseif stype == "number" then
|
|
sval = tonumber(minetest.settings:get(sname))
|
|
end
|
|
if sval ~= nil then
|
|
if valid_values ~= nil then
|
|
local valid = false
|
|
for i=1,#valid_values do
|
|
if sval == valid_values[i] then
|
|
valid = true
|
|
end
|
|
end
|
|
if not valid then
|
|
minetest.log("error", "[hudbars] Invalid value for "..sname.."! Using default value ("..tostring(defaultval)..").")
|
|
return defaultval
|
|
else
|
|
return sval
|
|
end
|
|
else
|
|
return sval
|
|
end
|
|
else
|
|
return defaultval
|
|
end
|
|
end
|
|
|
|
-- Load default settings
|
|
dofile(minetest.get_modpath("hudbars").."/default_settings.lua")
|
|
|
|
local function player_exists(player)
|
|
return player ~= nil and player:is_player()
|
|
end
|
|
|
|
-- Table which contains all players with active default HUD bars (only for internal use)
|
|
hb.players = {}
|
|
|
|
function hb.value_to_barlength(value, max)
|
|
if max == 0 then
|
|
return 0
|
|
else
|
|
if hb.settings.bar_type == "progress_bar" then
|
|
local x
|
|
if value < 0 then x=-0.5 else x = 0.5 end
|
|
local ret = math.modf((value/max) * hb.settings.max_bar_length + x)
|
|
return ret
|
|
else
|
|
local x
|
|
if value < 0 then x=-0.5 else x = 0.5 end
|
|
local ret = math.modf((value/max) * hb.settings.statbar_length + x)
|
|
return ret
|
|
end
|
|
end
|
|
end
|
|
|
|
function hb.get_hudtable(identifier)
|
|
return hb.hudtables[identifier]
|
|
end
|
|
|
|
function hb.get_hudbar_position_index(identifier)
|
|
if hb.settings.sorting[identifier] ~= nil then
|
|
return hb.settings.sorting[identifier]
|
|
else
|
|
local i = 0
|
|
while true do
|
|
if hb.registered_slots[i] ~= true and hb.settings.sorting_reverse[i] == nil then
|
|
return i
|
|
end
|
|
i = i + 1
|
|
end
|
|
end
|
|
end
|
|
|
|
function hb.register_hudbar(identifier, text_color, label, textures, default_start_value, default_start_max, default_start_hidden, format_string)
|
|
minetest.log("action", "hb.register_hudbar: "..tostring(identifier))
|
|
local hudtable = {}
|
|
local pos, offset
|
|
local index = math.floor(hb.get_hudbar_position_index(identifier))
|
|
hb.registered_slots[index] = true
|
|
if hb.settings.alignment_pattern == "stack_up" then
|
|
pos = hb.settings.pos_left
|
|
offset = {
|
|
x = hb.settings.start_offset_left.x,
|
|
y = hb.settings.start_offset_left.y - hb.settings.vmargin * index
|
|
}
|
|
elseif hb.settings.alignment_pattern == "stack_down" then
|
|
pos = hb.settings.pos_left
|
|
offset = {
|
|
x = hb.settings.start_offset_left.x,
|
|
y = hb.settings.start_offset_left.y + hb.settings.vmargin * index
|
|
}
|
|
else
|
|
if index % 2 == 0 then
|
|
pos = hb.settings.pos_left
|
|
offset = {
|
|
x = hb.settings.start_offset_left.x,
|
|
y = hb.settings.start_offset_left.y - hb.settings.vmargin * (index/2)
|
|
}
|
|
else
|
|
pos = hb.settings.pos_right
|
|
offset = {
|
|
x = hb.settings.start_offset_right.x,
|
|
y = hb.settings.start_offset_right.y - hb.settings.vmargin * ((index-1)/2)
|
|
}
|
|
end
|
|
end
|
|
if format_string == nil then
|
|
format_string = S("%s: %d/%d")
|
|
end
|
|
|
|
hudtable.add_all = function(player, hudtable, start_value, start_max, start_hidden)
|
|
if start_value == nil then start_value = hudtable.default_start_value end
|
|
if start_max == nil then start_max = hudtable.default_start_max end
|
|
if start_hidden == nil then start_hidden = hudtable.default_start_hidden end
|
|
local ids = {}
|
|
local state = {}
|
|
local name = player:get_player_name()
|
|
local bgscale, iconscale, text, barnumber, bgiconnumber
|
|
if start_max == 0 or start_hidden then
|
|
bgscale = { x=0, y=0 }
|
|
else
|
|
bgscale = { x=1, y=1 }
|
|
end
|
|
if start_hidden then
|
|
iconscale = { x=0, y=0 }
|
|
barnumber = 0
|
|
bgiconnumber = 0
|
|
text = ""
|
|
else
|
|
iconscale = { x=1, y=1 }
|
|
barnumber = hb.value_to_barlength(start_value, start_max)
|
|
bgiconnumber = hb.settings.statbar_length
|
|
text = string.format(format_string, label, start_value, start_max)
|
|
end
|
|
if hb.settings.bar_type == "progress_bar" then
|
|
ids.bg = player:hud_add({
|
|
hud_elem_type = "image",
|
|
position = pos,
|
|
scale = bgscale,
|
|
text = "hudbars_bar_background.png",
|
|
alignment = {x=1,y=1},
|
|
offset = { x = offset.x - 1, y = offset.y - 1 },
|
|
})
|
|
if textures.icon ~= nil then
|
|
ids.icon = player:hud_add({
|
|
hud_elem_type = "image",
|
|
position = pos,
|
|
scale = iconscale,
|
|
text = textures.icon,
|
|
alignment = {x=-1,y=1},
|
|
offset = { x = offset.x - 3, y = offset.y },
|
|
})
|
|
end
|
|
elseif hb.settings.bar_type == "statbar_modern" then
|
|
if textures.bgicon ~= nil then
|
|
ids.bg = player:hud_add({
|
|
hud_elem_type = "statbar",
|
|
position = pos,
|
|
text = textures.bgicon,
|
|
number = bgiconnumber,
|
|
alignment = {x=-1,y=-1},
|
|
offset = { x = offset.x, y = offset.y },
|
|
direction = 0,
|
|
size = {x=24, y=24},
|
|
})
|
|
end
|
|
end
|
|
local bar_image, bar_size
|
|
if hb.settings.bar_type == "progress_bar" then
|
|
bar_image = textures.bar
|
|
bar_size = {x=2, y=16}
|
|
elseif hb.settings.bar_type == "statbar_classic" or hb.settings.bar_type == "statbar_modern" then
|
|
bar_image = textures.icon
|
|
bar_size = {x=24, y=24}
|
|
end
|
|
ids.bar = player:hud_add({
|
|
hud_elem_type = "statbar",
|
|
position = pos,
|
|
text = bar_image,
|
|
number = barnumber,
|
|
alignment = {x=-1,y=-1},
|
|
offset = offset,
|
|
direction = 0,
|
|
size = bar_size,
|
|
})
|
|
if hb.settings.bar_type == "progress_bar" then
|
|
ids.text = player:hud_add({
|
|
hud_elem_type = "text",
|
|
position = pos,
|
|
text = text,
|
|
alignment = {x=1,y=1},
|
|
number = text_color,
|
|
direction = 0,
|
|
offset = { x = offset.x + 2, y = offset.y - 1},
|
|
})
|
|
end
|
|
-- Do not forget to update hb.get_hudbar_state if you add new fields to the state table
|
|
state.hidden = start_hidden
|
|
state.value = start_value
|
|
state.max = start_max
|
|
state.text = text
|
|
state.barlength = hb.value_to_barlength(start_value, start_max)
|
|
|
|
local main_error_text =
|
|
"[hudbars] Bad initial values of HUD bar identifier “"..tostring(identifier).."” for player "..name..". "
|
|
|
|
if start_max < start_value then
|
|
minetest.log("error", main_error_text.."start_max ("..start_max..") is smaller than start_value ("..start_value..")!")
|
|
end
|
|
if start_max < 0 then
|
|
minetest.log("error", main_error_text.."start_max ("..start_max..") is smaller than 0!")
|
|
end
|
|
if start_value < 0 then
|
|
minetest.log("error", main_error_text.."start_value ("..start_value..") is smaller than 0!")
|
|
end
|
|
|
|
hb.hudtables[identifier].hudids[name] = ids
|
|
hb.hudtables[identifier].hudstate[name] = state
|
|
end
|
|
|
|
hudtable.identifier = identifier
|
|
hudtable.format_string = format_string
|
|
hudtable.label = label
|
|
hudtable.hudids = {}
|
|
hudtable.hudstate = {}
|
|
hudtable.default_start_hidden = default_start_hidden
|
|
hudtable.default_start_value = default_start_value
|
|
hudtable.default_start_max = default_start_max
|
|
|
|
hb.hudbars_count= hb.hudbars_count + 1
|
|
|
|
hb.hudtables[identifier] = hudtable
|
|
end
|
|
|
|
function hb.init_hudbar(player, identifier, start_value, start_max, start_hidden)
|
|
if not player_exists(player) then return false end
|
|
local hudtable = hb.get_hudtable(identifier)
|
|
hb.hudtables[identifier].add_all(player, hudtable, start_value, start_max, start_hidden)
|
|
return true
|
|
end
|
|
|
|
function hb.change_hudbar(player, identifier, new_value, new_max_value, new_icon, new_bgicon, new_bar, new_label, new_text_color)
|
|
if new_value == nil and new_max_value == nil and new_icon == nil and new_bgicon == nil and new_bar == nil and new_label == nil and new_text_color == nil then
|
|
return true
|
|
end
|
|
if not player_exists(player) then
|
|
return false
|
|
end
|
|
|
|
local name = player:get_player_name()
|
|
local hudtable = hb.get_hudtable(identifier)
|
|
local value_changed, max_changed = false, false
|
|
|
|
if new_value ~= nil then
|
|
if new_value ~= hudtable.hudstate[name].value then
|
|
hudtable.hudstate[name].value = new_value
|
|
value_changed = true
|
|
end
|
|
else
|
|
new_value = hudtable.hudstate[name].value
|
|
end
|
|
if new_max_value ~= nil then
|
|
if new_max_value ~= hudtable.hudstate[name].max then
|
|
hudtable.hudstate[name].max = new_max_value
|
|
max_changed = true
|
|
end
|
|
else
|
|
new_max_value = hudtable.hudstate[name].max
|
|
end
|
|
|
|
if hb.settings.bar_type == "progress_bar" then
|
|
if new_icon ~= nil and hudtable.hudids[name].icon ~= nil then
|
|
player:hud_change(hudtable.hudids[name].icon, "text", new_icon)
|
|
end
|
|
if new_bgicon ~= nil and hudtable.hudids[name].bgicon ~= nil then
|
|
player:hud_change(hudtable.hudids[name].bgicon, "text", new_bgicon)
|
|
end
|
|
if new_bar ~= nil then
|
|
player:hud_change(hudtable.hudids[name].bar , "text", new_bar)
|
|
end
|
|
if new_label ~= nil then
|
|
hudtable.label = new_label
|
|
local new_text = string.format(hudtable.format_string, new_label, hudtable.hudstate[name].value, hudtable.hudstate[name].max)
|
|
player:hud_change(hudtable.hudids[name].text, "text", new_text)
|
|
end
|
|
if new_text_color ~= nil then
|
|
player:hud_change(hudtable.hudids[name].text, "number", new_text_color)
|
|
end
|
|
else
|
|
if new_icon ~= nil and hudtable.hudids[name].bar ~= nil then
|
|
player:hud_change(hudtable.hudids[name].bar, "text", new_icon)
|
|
end
|
|
if new_bgicon ~= nil and hudtable.hudids[name].bg ~= nil then
|
|
player:hud_change(hudtable.hudids[name].bg, "text", new_bgicon)
|
|
end
|
|
end
|
|
|
|
local main_error_text =
|
|
"[hudbars] Bad call to hb.change_hudbar, identifier: “"..tostring(identifier).."”, player name: “"..name.."”. "
|
|
if new_max_value < new_value then
|
|
minetest.log("error", main_error_text.."new_max_value ("..new_max_value..") is smaller than new_value ("..new_value..")!")
|
|
end
|
|
if new_max_value < 0 then
|
|
minetest.log("error", main_error_text.."new_max_value ("..new_max_value..") is smaller than 0!")
|
|
end
|
|
if new_value < 0 then
|
|
minetest.log("error", main_error_text.."new_value ("..new_value..") is smaller than 0!")
|
|
end
|
|
|
|
if hudtable.hudstate[name].hidden == false then
|
|
if max_changed and hb.settings.bar_type == "progress_bar" then
|
|
if hudtable.hudstate[name].max == 0 then
|
|
player:hud_change(hudtable.hudids[name].bg, "scale", {x=0,y=0})
|
|
else
|
|
player:hud_change(hudtable.hudids[name].bg, "scale", {x=1,y=1})
|
|
end
|
|
end
|
|
|
|
if value_changed or max_changed then
|
|
local new_barlength = hb.value_to_barlength(new_value, new_max_value)
|
|
if new_barlength ~= hudtable.hudstate[name].barlength then
|
|
player:hud_change(hudtable.hudids[name].bar, "number", hb.value_to_barlength(new_value, new_max_value))
|
|
hudtable.hudstate[name].barlength = new_barlength
|
|
end
|
|
|
|
if hb.settings.bar_type == "progress_bar" then
|
|
local new_text = string.format(hudtable.format_string, hudtable.label, new_value, new_max_value)
|
|
if new_text ~= hudtable.hudstate[name].text then
|
|
player:hud_change(hudtable.hudids[name].text, "text", new_text)
|
|
hudtable.hudstate[name].text = new_text
|
|
end
|
|
end
|
|
end
|
|
end
|
|
return true
|
|
end
|
|
|
|
function hb.hide_hudbar(player, identifier)
|
|
if not player_exists(player) then return false end
|
|
local name = player:get_player_name()
|
|
local hudtable = hb.get_hudtable(identifier)
|
|
if hudtable == nil then return false end
|
|
if(hudtable.hudstate[name].hidden == false) then
|
|
if hb.settings.bar_type == "progress_bar" then
|
|
if hudtable.hudids[name].icon ~= nil then
|
|
player:hud_change(hudtable.hudids[name].icon, "scale", {x=0,y=0})
|
|
end
|
|
player:hud_change(hudtable.hudids[name].bg, "scale", {x=0,y=0})
|
|
player:hud_change(hudtable.hudids[name].text, "text", "")
|
|
elseif hb.settings.bar_type == "statbar_modern" then
|
|
player:hud_change(hudtable.hudids[name].bg, "number", 0)
|
|
end
|
|
player:hud_change(hudtable.hudids[name].bar, "number", 0)
|
|
hudtable.hudstate[name].hidden = true
|
|
end
|
|
return true
|
|
end
|
|
|
|
function hb.unhide_hudbar(player, identifier)
|
|
if not player_exists(player) then return false end
|
|
local name = player:get_player_name()
|
|
local hudtable = hb.get_hudtable(identifier)
|
|
if hudtable == nil then return false end
|
|
if(hudtable.hudstate[name].hidden) then
|
|
local value = hudtable.hudstate[name].value
|
|
local max = hudtable.hudstate[name].max
|
|
if hb.settings.bar_type == "progress_bar" then
|
|
if hudtable.hudids[name].icon ~= nil then
|
|
player:hud_change(hudtable.hudids[name].icon, "scale", {x=1,y=1})
|
|
end
|
|
if hudtable.hudstate[name].max ~= 0 then
|
|
player:hud_change(hudtable.hudids[name].bg, "scale", {x=1,y=1})
|
|
end
|
|
player:hud_change(hudtable.hudids[name].text, "text", tostring(string.format(hudtable.format_string, hudtable.label, value, max)))
|
|
elseif hb.settings.bar_type == "statbar_modern" then
|
|
player:hud_change(hudtable.hudids[name].bg, "number", hb.settings.statbar_length)
|
|
end
|
|
player:hud_change(hudtable.hudids[name].bar, "number", hb.value_to_barlength(value, max))
|
|
hudtable.hudstate[name].hidden = false
|
|
end
|
|
return true
|
|
end
|
|
|
|
function hb.get_hudbar_state(player, identifier)
|
|
if not player_exists(player) then return nil end
|
|
local ref = hb.get_hudtable(identifier).hudstate[player:get_player_name()]
|
|
-- Do not forget to update this chunk of code in case the state changes
|
|
local copy = {
|
|
hidden = ref.hidden,
|
|
value = ref.value,
|
|
max = ref.max,
|
|
text = ref.text,
|
|
barlength = ref.barlength,
|
|
}
|
|
return copy
|
|
end
|
|
|
|
function hb.get_hudbar_identifiers()
|
|
local ids = {}
|
|
for id, _ in pairs(hb.hudtables) do
|
|
table.insert(ids, id)
|
|
end
|
|
return ids
|
|
end
|
|
|
|
--register built-in HUD bars
|
|
if minetest.settings:get_bool("enable_damage") or hb.settings.forceload_default_hudbars then
|
|
hb.register_hudbar("health", 0xFFFFFF, S("Health"), { bar = "hudbars_bar_health.png", icon = "hudbars_icon_health.png", bgicon = "hudbars_bgicon_health.png" }, 20, 20, false)
|
|
hb.register_hudbar("breath", 0xFFFFFF, S("Breath"), { bar = "hudbars_bar_breath.png", icon = "hudbars_icon_breath.png", bgicon = "hudbars_bgicon_breath.png" }, 10, 10, true)
|
|
end
|
|
|
|
local function hide_builtin(player)
|
|
local flags = player:hud_get_flags()
|
|
flags.healthbar = false
|
|
flags.breathbar = false
|
|
player:hud_set_flags(flags)
|
|
end
|
|
|
|
|
|
local function custom_hud(player)
|
|
if minetest.settings:get_bool("enable_damage") or hb.settings.forceload_default_hudbars then
|
|
local hide
|
|
if minetest.settings:get_bool("enable_damage") then
|
|
hide = false
|
|
else
|
|
hide = true
|
|
end
|
|
hb.init_hudbar(player, "health", player:get_hp(), nil, hide)
|
|
local breath = player:get_breath()
|
|
local hide_breath
|
|
if breath == 11 and hb.settings.autohide_breath == true then hide_breath = true else hide_breath = false end
|
|
hb.init_hudbar(player, "breath", math.min(breath, 10), nil, hide_breath or hide)
|
|
end
|
|
end
|
|
|
|
local function update_health(player)
|
|
hb.change_hudbar(player, "health", player:get_hp())
|
|
end
|
|
|
|
-- update built-in HUD bars
|
|
local function update_hud(player)
|
|
if not player_exists(player) then return end
|
|
if minetest.settings:get_bool("enable_damage") then
|
|
if hb.settings.forceload_default_hudbars then
|
|
hb.unhide_hudbar(player, "health")
|
|
end
|
|
--air
|
|
local breath = player:get_breath()
|
|
|
|
if breath == 11 and hb.settings.autohide_breath == true then
|
|
hb.hide_hudbar(player, "breath")
|
|
else
|
|
hb.unhide_hudbar(player, "breath")
|
|
hb.change_hudbar(player, "breath", math.min(breath, 10))
|
|
end
|
|
--health
|
|
update_health(player)
|
|
elseif hb.settings.forceload_default_hudbars then
|
|
hb.hide_hudbar(player, "health")
|
|
hb.hide_hudbar(player, "breath")
|
|
end
|
|
end
|
|
|
|
minetest.register_on_player_hpchange(function(player)
|
|
if hb.players[player:get_player_name()] ~= nil then
|
|
update_health(player)
|
|
end
|
|
end)
|
|
|
|
minetest.register_on_respawnplayer(function(player)
|
|
update_health(player)
|
|
hb.hide_hudbar(player, "breath")
|
|
end)
|
|
|
|
minetest.register_on_joinplayer(function(player)
|
|
hide_builtin(player)
|
|
custom_hud(player)
|
|
hb.players[player:get_player_name()] = player
|
|
end)
|
|
|
|
minetest.register_on_leaveplayer(function(player)
|
|
hb.players[player:get_player_name()] = nil
|
|
end)
|
|
|
|
local main_timer = 0
|
|
local timer = 0
|
|
minetest.register_globalstep(function(dtime)
|
|
main_timer = main_timer + dtime
|
|
timer = timer + dtime
|
|
if main_timer > hb.settings.tick or timer > 4 then
|
|
if main_timer > hb.settings.tick then main_timer = 0 end
|
|
-- only proceed if damage is enabled
|
|
if minetest.settings:get_bool("enable_damage") or hb.settings.forceload_default_hudbars then
|
|
for _, player in pairs(hb.players) do
|
|
-- update all hud elements
|
|
update_hud(player)
|
|
end
|
|
end
|
|
end
|
|
if timer > 4 then timer = 0 end
|
|
end)
|