Mirrorlandia_minetest/minetest_hudbars
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Add API functions to add and modify custom bars

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Wuzzy 2015-02-04 14:52:48 +01:00
parent 13058ae1b4
commit 018087b60a
1 changed files with 72 additions and 0 deletions
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72
init.lua
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@ -4,6 +4,8 @@ hud = {}
hud.health = {} hud.health = {}
hud.air = {} hud.air = {}
hud.hudtables = {}
-- HUD item ids -- HUD item ids
local health_hud = {} local health_hud = {}
local health_hud_text = {} local health_hud_text = {}
@ -40,6 +42,76 @@ function hud.value_to_barlength(value, max)
return math.ceil((value/max) * HUD_BARLENGTH) return math.ceil((value/max) * HUD_BARLENGTH)
end end
function hud.register_hudbar(identifier, text_color, label, use_icon, default_start_value, default_start_max, start_hide, format_string)
local hudtable = {}
-- TODO: fetch real pos and offset
local pos = {x=0.5, y=0.9}
local offset = {x=-175, y=-40}
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 = {}
ids.bg = player:hud_add({
hud_elem_type = "image",
position = pos,
scale = { x = 1, y = 1 },
text = "hudbars_bar_background.png",
alignment = {x=1,y=1},
offset = { x = offset.x - 1, y = offset.y - 1 },
})
if use_icon then
ids.icon = player:hud_add({
hud_elem_type = "image",
position = pos,
scale = { x = 1, y = 1 },
text = "hudbars_icon_"..identifier..".png",
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 = "hudbars_bar_"..identifier..".png",
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 },
})
return ids
end
hudtable.identifier = identifier
hudtable.format_string = format_string
hudtable.label = label
hudtable.hudids = {}
hud.hudtables[identifier] = hudtable
end
function hud.change_hudbar(player, hudtable, new_value, new_max_value)
local name = player:get_player_name()
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
--load custom settings --load custom settings
local set = io.open(minetest.get_modpath("hudbars").."/hud.conf", "r") local set = io.open(minetest.get_modpath("hudbars").."/hud.conf", "r")
if set then if set then