Redesign UI and add some kind of API

init.lua

@@ -1,40 +1,57 @@
-local playerlist = {}
+local playerlist = {
+	huds = {}
+}
 
-controls.register_on_press(function(player, key)
+function playerlist.iterator()
+	return ipairs(minetest.get_connected_players())
+end
+
+function playerlist.count()
+	return #minetest.get_connected_players()
+end
+
+controls.register_on_press(function(user, key)
 	if key == "sneak" then
-		local name = player:get_player_name()
-		local list = {}
-		local players = minetest.get_connected_players()
-		for i, p in pairs(players) do
-			local n = p:get_player_name()
-			local ping = math.max(1, math.ceil(4 - minetest.get_player_information(n).avg_rtt * 4))
-			list[#list + 1] = player:hud_add({
-				hud_elem_type = "text",
-				position = {x = 0.5, y = 0},
-				offset = {x = 20, y = 53 + (i - 1) * 18},
-				text = n,
-				alignment = {x = 1, y = 1},
-				scale = {x = 100, y = 100},
-				number = 0xFFFFFF,
-			})
-			list[#list + 1] = player:hud_add({
+		local user_name = user:get_player_name()
+		local huds = {user:hud_add({
 			hud_elem_type = "image",
 			position = {x = 0.5, y = 0},
-				offset = {x = 0, y = 50 + (i - 1) * 18},
+			offset = {x = 0, y = 20},
+			text = "playerlist_background.png",
+			alignment = {x = 0, y = 1},
+			scale = {x = 400, y = playerlist.count() * 18 + 8},
+			number = 0xFFFFFF,
+		})}
+		for i, player, color, text in playerlist.iterator() do
+			local name = player:get_player_name()
+			local ping = math.max(1, math.ceil(4 - minetest.get_player_information(name).avg_rtt * 50))			
+			table.insert(huds, user:hud_add({
+				hud_elem_type = "text",
+				position = {x = 0.5, y = 0},
+				offset = {x = 0, y = 23 + (i - 1) * 18},
+				text = text or name,
+				alignment = {x = 0, y = 1},
+				scale = {x = 100, y = 100},
+				number = color or 0xFFFFFF,
+			}))
+			table.insert(huds, user:hud_add({
+				hud_elem_type = "image",
+				position = {x = 0.5, y = 0},
+				offset = {x = -195, y = 20 + (i - 1) * 18},
 				text = "server_ping_" .. ping .. ".png",
-				alignment = {x = -1, y = 1},
+				alignment = {x = 1, y = 1},
 				scale = {x = 1.5, y = 1.5},
 				number = 0xFFFFFF,
-			})
+			}))
 		end
-		playerlist[name] = list
+		playerlist.huds[user_name] = huds
 	end
 end)
 
-controls.register_on_release(function(player, key)
-	if key == "sneak" and player then
-		for _, id in pairs(playerlist[player:get_player_name()]) do
-			player:hud_remove(id)
+controls.register_on_release(function(user, key)
+	if key == "sneak" and user then
+		for _, id in pairs(playerlist.huds[user:get_player_name()]) do
+			user:hud_remove(id)
 		end
 	end
 end)