show background images when editing inventory-related actions

fs_edit_general.lua

@@ -526,6 +526,8 @@ yl_speak_up.input_fs_edit_option_related = function(player, formname, fields,
 			local meta = stack:get_meta()
 			-- what does the NPC want to give?
 			v[ "a_value" ] = stack:get_name().." "..stack:get_count()
+			-- for displaying as a background image
+			data.item_string = v[ "a_value" ]
 			if(data.what == 5) then
 				data.item_desc = meta:get_string("description")
 			end
@@ -858,9 +860,9 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 			data.inv_stack_name = e[ "p_itemstack" ]
 		-- crafting (effect)
 		elseif(data.what and id_prefix == "r_" and data.what == 4) then
-			-- TODO: there really can't be done much in that regard so far
+			-- those items can at least be shown as background images
-			-- v[ "r_value" ] = player_inv:get_stack("craftpreview", 1):to_string()
+			data.craftresult = e[ "r_value" ]
-			-- v[ "r_craft_grid"] = {} player_inv:get_stack("craft", i):to_string())
+			data.craft_grid = e[ "r_craft_grid"]
 		-- on failure (effect)
 		elseif(data.what and id_prefix == "r_" and data.what == 5) then
 			data.on_failure = e[ "r_value" ]
@@ -869,20 +871,21 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 			data.chat_msg_text = e[ "r_value" ]
 		-- normal trade (action)
 		elseif(data.what and id_prefix == "a_" and data.what == 3) then
-			-- TODO: there is no good way to show that in edit mode yet
 			data.trade_id = e[ "a_value" ]
-			-- v[ "a_pay"   ] = dialog.trades[ data.trade_id ].pay
+			-- use as background images
-			-- v[ "a_buy"   ] = dialog.trades[ data.trade_id ].buy
+			if(dialog and dialog.trades and dialog.trades[ data.trade_id ]) then
+				data.pay = dialog.trades[ data.trade_id ].pay[1]
+				data.buy = dialog.trades[ data.trade_id ].buy[1]
+			end
 			local sorted_dialog_list = yl_speak_up.sort_keys(dialog.n_dialogs)
 			data.action_failure_dialog = math.max(1,
 					table.indexof(sorted_dialog_list, e[ "a_on_failure" ]))
 		-- npc_gives/npc_wants (action)
 		elseif(data.what and id_prefix == "a_" and (data.what == 4 or data.what == 5)) then
-			-- TODO: there is no good way to show that in edit mode yet
 			local sorted_dialog_list = yl_speak_up.sort_keys(dialog.n_dialogs)
 			data.action_failure_dialog = math.max(1,
 					table.indexof(sorted_dialog_list, e[ "a_on_failure" ]))
-			-- TODO: data.item_string is not really used...
+			-- data.item_string is used to show a background image
 			data.item_string = e[ "a_value"] -- stack name and count (as string)
 			data.item_desc = e[ "a_item_desc" ]
 			data.item_quest_id = e[ "a_item_quest_id" ]
@@ -1067,6 +1070,18 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 	-- "NPC crafts soemthing", -- 4
 	-- (craft - only for effects - not for preconditions)
 	elseif(data.what and id_prefix == "r_" and data.what == 4) then
+		local bg_img = ""
+		if(data and data.craftresult and data.craft_grid) then
+			bg_img = "item_image[5.95,4.90;0.7,0.7;"..tostring(data.craftresult).."]"
+			for i, v in ipairs(data.craft_grid) do
+				if(v and v ~= "") then
+					bg_img = bg_img.."item_image["..
+						tostring(1.15 + ((i-1)%3)*1.25)..","..
+						tostring(3.65 + math.floor((i-1)/3)*1.30)..
+						";0.7,0.7;"..tostring(v).."]"
+				end
+			end
+		end
 		formspec = formspec..
 			"label[8,2.6;Your invnetory:]"..
 			"list[current_player;main;8,3;8,4;]"..
@@ -1075,7 +1090,8 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 			"list[current_player;craftpreview;5.8,4.75;1,1;]"..
 			"image[4.6,4.8;1,1;gui_furnace_arrow_bg.png^[transformR270]"..
 			"label[1,8.0;Use your craft grid to show your NPC what to craft "..
-				"and how. Click on \"Save\" to save.]"
+				"and how. Click on \"Save\" to save.]"..
+			bg_img
 
 	-- "go to other dialog if the *previous* effect failed", -- 5
 	-- (on_failure - only for effects - not for preconditions)
@@ -1120,6 +1136,12 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 		if(not(data.trade_id)) then
 			data.trade_id = tostring(d_id).." "..tostring(o_id)
 		end
+		-- show the player which trade is stored
+		local bg_img = ""
+		if(data and data.buy and data.pay) then
+			bg_img = "item_image[2.15,4.35;0.7,0.7;"..tostring(data.buy).."]"..
+				 "item_image[5.15,4.35;0.7,0.7;"..tostring(data.pay).."]"
+		end
 		yl_speak_up.speak_to[pname].trade_id = data.trade_id
 		local sorted_dialog_list = yl_speak_up.sort_keys(dialog.n_dialogs)
 		formspec = formspec..
@@ -1137,7 +1159,8 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 				"If he doesn't, go to dialog:]"..
 			"dropdown[4.3,6.0;2.8,0.6;select_on_action_failure;"..
 				"- current one -,"..
-				table.concat(sorted_dialog_list, ",")..";"..tostring(nr)..";]"
+				table.concat(sorted_dialog_list, ",")..";"..tostring(nr)..";]"..
+			bg_img
 
 	-- "The NPC gives something to the player (i.e. a quest item).", -- 4
 	-- (only for actions)
@@ -1160,6 +1183,10 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 		if(data and data.item_node_name) then
 			stack_name = data.item_node_name
 		end
+		local bg_img = ""
+		if(data and data.item_string) then
+			bg_img = "item_image[2.15,3.65;0.7,0.7;"..tostring(data.item_string).."]"
+		end
 		local sorted_dialog_list = yl_speak_up.sort_keys(dialog.n_dialogs)
 		formspec = formspec..
 			"label[8,2.6;Your invnetory:]"..
@@ -1192,7 +1219,8 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 				"Set this to a text that helps the *player* to remember what\n"..
 				"this special quest item is for (i.e. \"Letter from August to\n"..
 				"Frederike\" for a piece of paper).\n"..
-				"This description is shown in the inventory on mouseover.]"
+				"This description is shown in the inventory on mouseover.]"..
+			bg_img
 
 
 	-- "The player is expected to give something to the NPC (i.e. a quest item).", -- 5
@@ -1216,6 +1244,10 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 		if(data and data.item_node_name) then
 			stack_name = data.item_node_name
 		end
+		local bg_img = ""
+		if(data and data.item_string) then
+			bg_img = "item_image[2.15,3.65;0.7,0.7;"..tostring(data.item_string).."]"
+		end
 		local sorted_dialog_list = yl_speak_up.sort_keys(dialog.n_dialogs)
 		formspec = formspec..
 			"label[8,2.6;Your invnetory:]"..
@@ -1236,7 +1268,8 @@ yl_speak_up.get_fs_edit_option_related = function(player, table_click_result,
 				minetest.formspec_escape(tostring(item_quest_id)).."]"..
 			"label[0.2,9.0;Expected description:]"..
 			"label[4.0,9.0;"..
-				minetest.formspec_escape(tostring(item_desc)).."]"
+				minetest.formspec_escape(tostring(item_desc)).."]"..
+			bg_img
 
 	-- "The player has to manually enter a password or passphrase or some other text.", -- 6
 	-- (only for actions)