Add credits screen

mods/HUD/mcl_credits/init.lua

@@ -2,22 +2,22 @@ mcl_credits = {
 	players = {},
 }
 
-mcl_credits.description = "A faithful Open Source imitation of Minecraft"
+mcl_credits.description = "A faithful Open Source clone of Minecraft"
 
--- Sub-lists are sorted by number of commits
+-- Sub-lists are sorted by number of commits, but the list should not be rearranged (-> new contributors are just added at the end of the list)
 mcl_credits.people = {
-	{"Creator of MineClone", {
+	{"Creator of MineClone", 0x0A9400, {
 		"davedevils",
 	}},
-	{"Creator of MineClone2", {
+	{"Creator of MineClone2", 0xFBF837, {
 		"Wuzzy",
 	}},
-	{"Maintainers", {
+	{"Maintainers", 0xFF51D5, {
 		"Fleckenstein",
 		"kay27",
 		"oilboi",
 	}},
-	{"Developers", {
+	{"Developers", 0xF84355, {
 		"bzoss",
 		"AFCMS",
 		"epCode",
@@ -28,7 +28,7 @@ mcl_credits.people = {
 		"Nicu",
 		"aligator",
 	}},
-	{"Contributors", {
+	{"Contributors", 0x52FF00, {
 		"Code-Sploit",
 		"Laurent Rocher",
 		"HimbeerserverDE",
@@ -55,11 +55,11 @@ mcl_credits.people = {
 		"nickolas360",
 		"yutyo",
 	}},
-	{"3D Models", {
+	{"3D Models", 0x0019FF, {
 		"22i",
 		"tobyplowy",
 	}},
-	{"Textures", {
+	{"Textures", 0xFF9705, {
 		"XSSheep",
 		"kingoscargames",
 		"leorockway",
@@ -67,39 +67,125 @@ mcl_credits.people = {
 	}},
 }
 
+local function add_hud_element(def, huds, y)
+	def.alignment = {x = 0, y = 0}
+	def.position = {x = 0.5, y = 0}
+	def.offset = {x = 0, y = y}
+	def.z_index = 1001
+	local id = huds.player:hud_add(def)
+	table.insert(huds.ids, id)
+	huds.moving[id] = y
+	return id
+end
+
 function mcl_credits.show(player)
 	local name = player:get_player_name()
 	if mcl_credits.players[name] then
 		return
 	end
-	local hud_list = {
-		player:hud_add({
-			hud_elem_type = "image",
-			text = "menu_bg.png",
-			position = {x = 0, y = 0},
-			alignment = {x = 1, y = 1},
-			scale = {x = -100, y = -100},
-			z_index = 1000,
-		})
+	local huds = {
+		new = true,		-- workaround for MT < 5.5 (sending hud_add and hud_remove in the same tick)
+		player = player,
+		moving = {},
+		ids = {
+			player:hud_add({
+				hud_elem_type = "image",
+				text = "menu_bg.png",
+				position = {x = 0, y = 0},
+				alignment = {x = 1, y = 1},
+				scale = {x = -100, y = -100},
+				z_index = 1000,
+			}),
+			player:hud_add({
+				hud_elem_type = "text",
+				text = "Sneak to skip",
+				position = {x = 1, y = 1},
+				alignment = {x = -1, y = -1},
+				offset = {x = -5, y = -5},
+				z_index = 1001,
+				number = 0xFFFFFF,
+			})
+		},
 	}
-	mcl_credits.players[name] = hud_list
+	add_hud_element({
+		hud_elem_type = "image",
+		text = "mineclone2_logo.png",
+		scale = {x = 1, y = 1},
+	}, huds, 300, 0)
+	add_hud_element({
+		hud_elem_type = "text",
+		text = mcl_credits.description,
+		number = 0x757575,
+		scale = {x = 5, y = 5},
+	}, huds, 350, 0)
+	local y = 450
+	for _, group in ipairs(mcl_credits.people) do
+		add_hud_element({
+			hud_elem_type = "text",
+			text = group[1],
+			number = group[2],
+			scale = {x = 3, y = 3},
+		}, huds, y, 0)
+		y = y + 25
+		for _, name in ipairs(group[3]) do
+			y = y + 25
+			add_hud_element({
+				hud_elem_type = "text",
+				text = name,
+				number = 0xFFFFFF,
+				scale = {x = 1, y = 1},
+			}, huds, y, 0)
+		end
+		y = y + 200
+	end
+	huds.icon = add_hud_element({
+		hud_elem_type = "image",
+		text = "mineclone2_icon.png",
+		scale = {x = 1, y = 1},
+	}, huds, y)
+	mcl_credits.players[name] = huds
 end
 
 function mcl_credits.hide(player)
 	local name = player:get_player_name()
-	local list = mcl_credits.players[name]
-	if list then
-		for _, id in pairs(list) do
+	local huds = mcl_credits.players[name]
+	if huds then
+		for _, id in pairs(huds.ids) do
 			player:hud_remove(id)
 		end
 	end
 	mcl_credits.players[name] = nil
 end
 
-controls.register_on_press(function(player, key)
-	if key == "sneak" then
-		mcl_credits.hide(player)
-	elseif key == "aux1" then
-		mcl_credits.show(player)
+minetest.register_on_leaveplayer(function(player)
+	mcl_credits.players[player:get_player_name()] = nil
+end)
+
+minetest.register_globalstep(function(dtime)
+	for _, huds in pairs(mcl_credits.players) do
+		local player = huds.player
+		if not huds.new and player:get_player_control().sneak then
+			mcl_credits.hide(player)
+		else
+			local moving = {}
+			local any
+			for id, y in pairs(huds.moving) do
+				y = y - 1
+				if y > -100 then
+					if id == huds.icon then
+						y = math.max(400, y)
+					else
+						any = true
+					end
+					player:hud_change(id, "offset", {x = 0, y = y})
+					moving[id] = y
+				end
+			end
+			if not any then
+				mcl_credits.hide(player)
+			end
+			huds.moving = moving
+		end
+		huds.new = false
 	end
 end)

mods/HUD/mcl_credits/mod.conf

@@ -1,4 +1,3 @@
 name = mcl_credits
 author = Fleckenstein
 description = Show a HUD containing the credits
-depends = controls