dreambuilder_hotbar/init.lua
Vanessa Dannenberg b1cbaa24fc Allow any arbitrary hotbar size 1 to 32
* If user tries to set it to some length < 1 or > 32,
  it is capped at 1 or 32, respectively.

* If user set it to something that doesn't evaluate to a number,
  it resets to 16.
2021-03-24 22:02:26 -04:00

73 lines
2.2 KiB
Lua

local mtver = minetest.get_version()
local themename = dreambuilder_theme and dreambuilder_theme.name.."_" or ""
local base_img = themename.."gui_hb_bg_1.png"
local imgref_len = string.len(base_img) + 8 -- accounts for the stuff in the string.format() below.
local hb_img = ""
for i = 0, 31 do
hb_img = string.format("%s:%04i,0="..base_img, hb_img, i*64)
end
local function validate_size(s)
local size = s and tonumber(s) or 16
if size < 1 then
size = 1
elseif size > 32 then
size = 32
end
return size, ("[combine:"..(size*64).."x64"..string.sub(hb_img, 1, size*imgref_len))
end
local hotbar_size_default = validate_size(minetest.settings:get("hotbar_size"))
local player_hotbar_settings = {}
local function load_hotbar_settings()
local f = io.open(minetest.get_worldpath()..DIR_DELIM.."hotbar_settings","r")
if not f then return end
local d = f:read("*all")
f:close()
player_hotbar_settings = minetest.deserialize(d)
end
local function save_hotbar_settings()
local f = io.open(minetest.get_worldpath()..DIR_DELIM.."hotbar_settings","w")
if not f then
minetest.log("error","Failed to save hotbar settings")
return
end
local d = minetest.serialize(player_hotbar_settings)
f:write(d)
f:close()
end
local function get_hotbar_setting(name)
return tonumber(player_hotbar_settings[name]) or hotbar_size_default
end
load_hotbar_settings()
minetest.register_on_joinplayer(function(player)
local hotbar_size, img = validate_size(get_hotbar_setting(player:get_player_name()))
player:hud_set_hotbar_itemcount(hotbar_size)
minetest.after(0.5,function(hotbar_size)
player:hud_set_hotbar_selected_image(themename.."gui_hotbar_selected.png")
player:hud_set_hotbar_image(img)
end,hotbar_size)
end)
minetest.register_chatcommand("hotbar", {
params = "[size]",
description = "Sets the size of your hotbar",
func = function(name, slots)
local hotbar_size, img = validate_size(tonumber(slots))
player_hotbar_settings[name] = hotbar_size
local player = minetest.get_player_by_name(name)
player:hud_set_hotbar_itemcount(hotbar_size)
minetest.chat_send_player(name, "[_] Hotbar size set to " ..hotbar_size.. ".")
player:hud_set_hotbar_image(img)
save_hotbar_settings()
end,
})