From e0eab5029085880c5398db0974fc56a296fd69ff Mon Sep 17 00:00:00 2001
From: FaceDeer <derksenmobile@gmail.com>
Date: Fri, 26 Aug 2022 23:49:19 -0600
Subject: [PATCH] add backgrounds to item slots in MCL

---
 df_dependencies/helper_functions.lua | 15 ++++++++++++---
 df_underworld_items/puzzle_chest.lua |  4 ++++
 2 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/df_dependencies/helper_functions.lua b/df_dependencies/helper_functions.lua
index 5d86b51..427f18b 100644
--- a/df_dependencies/helper_functions.lua
+++ b/df_dependencies/helper_functions.lua
@@ -195,9 +195,18 @@ elseif minetest.get_modpath("mcl_explosions") then
 end
 
 df_dependencies.mods_required.mcl_formspec = true
-df_dependencies.get_itemslot_bg = function(X,Y,W,H)
-	return ""
-end
+df_dependencies.get_itemslot_bg = function(X,Y,W,H) return "" end
+df_dependencies.get_itemslot_bg_padded = function(X,Y,W,H) return "" end
 if minetest.get_modpath("mcl_formspec") then
 	df_dependencies.get_itemslot_bg = mcl_formspec.get_itemslot_bg
+	
+	df_dependencies.get_itemslot_bg_padded = function(x,y,w,h, padding)
+		local out = ""
+		for i = 0, w - 1, 1 do
+			for j = 0, h - 1, 1 do
+				out = out .."image["..x+i+(i*padding)..","..y+j+(j*padding)..";1,1;mcl_formspec_itemslot.png]"
+			end
+		end
+		return out
+	end
 end
\ No newline at end of file
diff --git a/df_underworld_items/puzzle_chest.lua b/df_underworld_items/puzzle_chest.lua
index 92e94a7..2579f98 100644
--- a/df_underworld_items/puzzle_chest.lua
+++ b/df_underworld_items/puzzle_chest.lua
@@ -47,6 +47,8 @@ end
 local prefix = "df_underworld_items:puzzle_chest"
 local prefix_len = string.len("df_underworld_items:puzzle_chest")
 
+local itemslot_bg = df_dependencies.get_itemslot_bg_padded
+
 local show_formspec = function(pos, node, clicker, itemstack, pointed_thing)
 	local meta = minetest.get_meta(pos)
 	initialize(pos, meta)
@@ -69,10 +71,12 @@ local show_formspec = function(pos, node, clicker, itemstack, pointed_thing)
 		.. "container[1,2.75]" .. formspec_bar(false, state_sum[3], key_sum[3]) .. "container_end[]"		
 		.. "container[4,2.75]" .. formspec_bar(false, state_sum[4], key_sum[4]) .. "container_end[]"
 		.. "container_end[]"
+		.. itemslot_bg(0.6,6.7,8,4,0.25)
 		.. "list[current_player;main;0.6,6.7;8,4;]"
 	if solved then
 		local nodemeta = "nodemeta:"..pos.x..","..pos.y..","..pos.z
 		formspec = formspec
+			.. itemslot_bg(0.6,5.4,8,1,0.25)
 			.. "list["..nodemeta..";main;0.6,5.4;8,1;]"
 			.. "listring[]"
 		if meta:get_string("solved") ~= "true" then