From fb4a56f9ac802b8aef586bd659981889da61b55b Mon Sep 17 00:00:00 2001
From: LeMagnesium <mg.minetest@gmail.com>
Date: Thu, 8 Jan 2015 22:28:47 +0100
Subject: [PATCH] Update areas part 2

---
 mods/areas/hud.lua | 43 +++++++++++++++++++++----------------------
 1 file changed, 21 insertions(+), 22 deletions(-)

diff --git a/mods/areas/hud.lua b/mods/areas/hud.lua
index 75244b04..4d04030f 100755
--- a/mods/areas/hud.lua
+++ b/mods/areas/hud.lua
@@ -6,37 +6,36 @@ minetest.register_globalstep(function(dtime)
 	for _, player in pairs(minetest.get_connected_players()) do
 		local name = player:get_player_name()
 		local pos = vector.round(player:getpos())
-		local areaString = ""
-		local first = true
+		local areaStrings = {}
 		for id, area in pairs(areas:getAreasAtPos(pos)) do
-			if not first then
-				areaString = areaString..", "
-			else
-				first = false
-			end
-			areaString = areaString .. ("%s [%u] (%s%s)")
+			table.insert(areaStrings, ("%s [%u] (%s%s)")
 					:format(area.name, id, area.owner,
-					area.open and ":open" or "")
+					area.open and ":open" or ""))
 		end
-		if not areas.hud[name] then
-			areas.hud[name] = {}
-			areas.hud[name].areasId = player:hud_add({
-				hud_elem_type = "text",
+		local areaString = "Areas:"
+		if #areaStrings > 0 then
+			areaString = areaString.."\n"..
+				table.concat(areaStrings, "\n")
+		end
+		local hud = areas.hud[name]
+		if not hud then
+			hud = {}
+			areas.hud[name] = hud
+			hud.areasId = player:hud_add({
+ 				hud_elem_type = "text",
 				name = "Areas",
 				number = 0xFFFFFF,
 				position = {x=0, y=1},
-				offset = {x=5, y=-85},
-				direction = 0,
-				text = "Areas: "..areaString,
+				offset = {x=8, y=-8},
+				text = areaString,
 				scale = {x=200, y=60},
-				alignment = {x=1, y=1},
+				alignment = {x=1, y=-1},
 			})
-			areas.hud[name].oldAreas = areaString
+			hud.oldAreas = areaString
 			return
-		elseif areas.hud[name].oldAreas ~= areaString then
-			player:hud_change(areas.hud[name].areasId, "text",
-					"Areas: "..areaString)
-			areas.hud[name].oldAreas = areaString
+		elseif hud.oldAreas ~= areaString then
+			player:hud_change(hud.areasId, "text", areaString)
+			hud.oldAreas = areaString
 		end
 	end
 end)