hud = {} -- HUD statbar values hud.health = {} hud.air = {} hud.hudtables = {} -- number of registered HUD bars hud.hudbars_count = 0 -- HUD item ids local health_hud = {} local health_hud_text = {} local health_hud_icon = {} local health_hud_bg = {} local air_hud = {} local air_hud_text = {} local air_hud_icon = {} local air_hud_bg = {} -- default settings HUD_SCALEABLE = false HUD_BARLENGTH = 160 -- statbar positions HUD_HEALTH_POS = {x=0.5,y=0.9} HUD_HEALTH_OFFSET = {x=-175, y=2} HUD_AIR_POS = {x=0.5,y=0.9} HUD_AIR_OFFSET = {x=15,y=2} -- dirty way to check for new statbars if dump(minetest.hud_replace_builtin) ~= "nil" then HUD_SCALEABLE = true HUD_HEALTH_POS = {x=0.5,y=1} HUD_HEALTH_OFFSET = {x=-175, y=-70} HUD_AIR_POS = {x=0.5,y=1} HUD_AIR_OFFSET = {x=15,y=-70} end HUD_CUSTOM_POS_LEFT = HUD_HEALTH_POS HUD_CUSTOM_POS_RIGHT = HUD_AIR_POS HUD_CUSTOM_VMARGIN = 24 if minetest.setting_getbool("enable_damage") then HUD_CUSTOM_START_OFFSET_LEFT = {x=HUD_HEALTH_OFFSET.x, y=HUD_HEALTH_OFFSET.y - HUD_CUSTOM_VMARGIN} HUD_CUSTOM_START_OFFSET_RIGHT = {x=HUD_AIR_OFFSET.x, y=HUD_AIR_OFFSET.y - HUD_CUSTOM_VMARGIN} else HUD_CUSTOM_START_OFFSET_LEFT = {x=HUD_HEALTH_OFFSET.x, y=HUD_HEALTH_OFFSET.y } HUD_CUSTOM_START_OFFSET_RIGHT = {x=HUD_AIR_OFFSET.x, y=HUD_AIR_OFFSET.y } end HUD_TICK = 0.1 function hud.value_to_barlength(value, max) if max == 0 then return 0 else return math.ceil((value/max) * HUD_BARLENGTH) end end function hud.register_hudbar(identifier, text_color, label, textures, default_start_value, default_start_max, start_hide, format_string) local hudtable = {} local pos, offset if hud.hudbars_count % 2 == 0 then pos = HUD_CUSTOM_POS_LEFT offset = { x = HUD_CUSTOM_START_OFFSET_LEFT.x, y = HUD_CUSTOM_START_OFFSET_LEFT.y - HUD_CUSTOM_VMARGIN * math.floor(hud.hudbars_count/2) } else pos = HUD_CUSTOM_POS_RIGHT offset = { x = HUD_CUSTOM_START_OFFSET_RIGHT.x, y = HUD_CUSTOM_START_OFFSET_RIGHT.y - HUD_CUSTOM_VMARGIN * math.floor((hud.hudbars_count-1)/2) } end if format_string == nil then format_string = "%s: %d/%d" end hudtable.add_all = function(player, start_value, start_max) if start_value == nil then start_value = default_start_value end if start_max == nil then start_max = default_start_max end local ids = {} local state = {} local name = player:get_player_name() local bgscale if start_max == 0 then bgscale = { x=0, y=0 } else bgscale = { x=1, y=1 } end 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 = { x = 1, y = 1 }, text = textures.icon, alignment = {x=-1,y=1}, offset = { x = offset.x - 3, y = offset.y }, }) end ids.bar = player:hud_add({ hud_elem_type = "statbar", position = pos, text = textures.bar, number = hud.value_to_barlength(start_value, start_max), alignment = {x=-1,y=-1}, offset = offset, }) ids.text = player:hud_add({ hud_elem_type = "text", position = pos, text = tostring(string.format(format_string, label, start_value, start_max)), alignment = {x=1,y=1}, number = text_color, direction = 0, offset = { x = offset.x + 2, y = offset.y }, }) state.hidden = start_hide state.value = start_value state.max = start_max hud.hudtables[identifier].hudids[name] = ids hud.hudtables[identifier].hudstate[name] = state end hudtable.identifier = identifier hudtable.format_string = format_string hudtable.label = label hudtable.hudids = {} hudtable.hudstate = {} hud.hudbars_count= hud.hudbars_count + 1 hud.hudtables[identifier] = hudtable end function hud.change_hudbar(player, hudtable, new_value, new_max_value) local name = player:get_player_name() hudtable.hudstate[name].value = new_value hudtable.hudstate[name].max = new_max_value if hudtable.hudstate[name].hidden == false 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 player:hud_change(hudtable.hudids[name].bar, "number", hud.value_to_barlength(new_value, new_max_value)) player:hud_change(hudtable.hudids[name].text, "text", tostring(string.format(hudtable.format_string, hudtable.label, new_value, new_max_value)) ) end end function hud.hide_hudbar(player, hudtable) local name = player:get_player_name() if(hudtable.hudstate[name].hidden == false) then player:hud_change(hudtable.hudids[name].icon, "scale", {x=0,y=0}) player:hud_change(hudtable.hudids[name].bg, "scale", {x=0,y=0}) player:hud_change(hudtable.hudids[name].bar, "number", 0) player:hud_change(hudtable.hudids[name].text, "text", "") hudtable.hudstate[name].hidden = true end end function hud.unhide_hudbar(player, hudtable) local name = player:get_player_name() if(hudtable.hudstate[name].hidden) then local name = player:get_player_name() local value = hudtable.hudstate[name].value local max = hudtable.hudstate[name].max player:hud_change(hudtable.hudids[name].icon, "scale", {x=1,y=1}) 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].bar, "number", hud.value_to_barlength(value, max)) player:hud_change(hudtable.hudids[name].text, "text", tostring(string.format(hudtable.format_string, hudtable.label, value, max))) hudtable.hudstate[name].hidden = false end end --load custom settings local set = io.open(minetest.get_modpath("hudbars").."/hud.conf", "r") if set then dofile(minetest.get_modpath("hudbars").."/hud.conf") set:close() end local function hide_builtin(player) player:hud_set_flags({crosshair = true, hotbar = true, healthbar = false, wielditem = true, breathbar = false}) end local function custom_hud(player) local name = player:get_player_name() if minetest.setting_getbool("enable_damage") then --health health_hud_icon[name] = player:hud_add({ hud_elem_type = "image", position = HUD_HEALTH_POS, scale = { x = 1, y = 1 }, text = "hudbars_icon_health.png", alignment = {x=-1,y=1}, offset = { x = HUD_HEALTH_OFFSET.x - 3, y = HUD_HEALTH_OFFSET.y }, }) health_hud_bg[name] = player:hud_add({ hud_elem_type = "image", position = HUD_HEALTH_POS, scale = { x = 1, y = 1 }, text = "hudbars_bar_background.png", alignment = {x=1,y=1}, offset = { x = HUD_HEALTH_OFFSET.x - 1, y = HUD_HEALTH_OFFSET.y - 1 }, }) health_hud[name] = player:hud_add({ hud_elem_type = "statbar", position = HUD_HEALTH_POS, text = "hudbars_bar_health.png", number = hud.value_to_barlength(player:get_hp(), 20), alignment = {x=-1,y=-1}, offset = HUD_HEALTH_OFFSET, }) health_hud_text[name] = player:hud_add({ hud_elem_type = "text", position = HUD_HEALTH_POS, text = tostring(string.format("Health: %d/%d", player:get_hp(), 20)), alignment = {x=1,y=1}, number = 0xFFFFFF, direction = 0, offset = { x = HUD_HEALTH_OFFSET.x + 2, y = HUD_HEALTH_OFFSET.y }, }) --air local airnumber, airtext, airscale local air = player:get_breath() if air == 11 then airnumber = 0 airtext = "" airscale = {x=0, y=0} else airnumber = hud.value_to_barlength(math.min(air, 10), 10) airtext = tostring(string.format("Breath: %d/%d", math.min(air, 10), 10)) airscale = {x=1, y=1} end air_hud_icon[name] = player:hud_add({ hud_elem_type = "image", position = HUD_AIR_POS, scale = airscale, text = "hudbars_icon_breath.png", alignment = {x=-1,y=1}, offset = { x = HUD_AIR_OFFSET.x - 3, y = HUD_AIR_OFFSET.y }, }) air_hud_bg[name] = player:hud_add({ hud_elem_type = "image", position = HUD_AIR_POS, scale = airscale, text = "hudbars_bar_background.png", alignment = {x=1,y=1}, offset = { x = HUD_AIR_OFFSET.x - 1, y = HUD_AIR_OFFSET.y - 1 }, }) air_hud[name] = player:hud_add({ hud_elem_type = "statbar", position = HUD_AIR_POS, text = "hudbars_bar_breath.png", number = airnumber, alignment = {x=-1,y=-1}, offset = HUD_AIR_OFFSET, }) air_hud_text[name] = player:hud_add({ hud_elem_type = "text", position = HUD_AIR_POS, text = airtext, alignment = {x=1,y=1}, number = 0x000000, direction = 0, offset = { x = HUD_AIR_OFFSET.x + 2, y = HUD_AIR_OFFSET.y }, }) end end -- update hud elemtens if value has changed local function update_hud(player) local name = player:get_player_name() --air local air = tonumber(hud.air[name]) if player:get_breath() ~= air then air = player:get_breath() hud.air[name] = air local airnumber, airtext, airscale if air == 11 then airnumber = 0 airtext = "" airscale = {x=0, y=0} else airnumber = hud.value_to_barlength(math.min(air, 10), 10) airtext = tostring(string.format("Breath: %d/%d", math.min(player:get_breath(), 10), 10)) airscale = {x=1, y=1} end player:hud_change(air_hud[name], "number", airnumber) player:hud_change(air_hud_text[name], "text", airtext) player:hud_change(air_hud_icon[name], "scale", airscale) player:hud_change(air_hud_bg[name], "scale", airscale) end --health local hp = tonumber(hud.health[name]) if player:get_hp() ~= hp then hp = player:get_hp() hud.health[name] = hp player:hud_change(health_hud[name], "number", hud.value_to_barlength(hp, 20)) player:hud_change(health_hud_text[name], "text", tostring(string.format("Health: %d/%d", hp, 20)) ) end end minetest.register_on_joinplayer(function(player) local name = player:get_player_name() local inv = player:get_inventory() hud.health[name] = player:get_hp() local air = player:get_breath() hud.air[name] = air minetest.after(0.5, function() hide_builtin(player) custom_hud(player) end) end) local main_timer = 0 local timer = 0 local timer2 = 0 minetest.after(2.5, function() minetest.register_globalstep(function(dtime) main_timer = main_timer + dtime timer = timer + dtime timer2 = timer2 + dtime if main_timer > HUD_TICK or timer > 4 then if main_timer > HUD_TICK then main_timer = 0 end for _,player in ipairs(minetest.get_connected_players()) do local name = player:get_player_name() -- only proceed if damage is enabled if minetest.setting_getbool("enable_damage") then local hp = player:get_hp() -- update all hud elements update_hud(player) end end end if timer > 4 then timer = 0 end end) end)