1 files changed, 64 insertions, 0 deletions
diff --git a/dreambuilder_hotbar/init.lua b/dreambuilder_hotbar/init.lua
new file mode 100644
index 0000000..a2f4de2
--- /dev/null
+++ b/dreambuilder_hotbar/init.lua
@@ -0,0 +1,64 @@
+local mtver = minetest.get_version()
+local maxslots = (string.sub(mtver.string, 1, 4) ~= "0.4.") and 32 or 23
+
+local function validate_size(s)
+	local size = s and tonumber(s) or 16
+	if (size == 8 or size == 16 or size == 23 or size == 24 or size == 32)
+	  and size <= maxslots then
+		return size
+	else
+		return 16
+	end
+end
+
+local hotbar_size_default = validate_size(minetest.setting_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 = 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("gui_hotbar_selected.png")
+		player:hud_set_hotbar_image("gui_hb_bg_"..hotbar_size..".png")
+	end,hotbar_size)
+end)
+
+minetest.register_chatcommand("hotbar", {
+	params = "[size]",
+	description = "Sets the size of your hotbar",
+	func = function(name, slots)
+		local hotbar_size = 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("gui_hb_bg_"..hotbar_size..".png")
+		save_hotbar_settings()
+	end,
+})