From 640b0dc4859014f15939cce0be36dd06c2b1419c Mon Sep 17 00:00:00 2001
From: AFCMS <afcm.contact@gmail.com>
Date: Wed, 2 Jun 2021 00:23:11 +0200
Subject: [PATCH] basic title API working (testing needed)

---
 mods/HUD/mcl_title/init.lua | 161 ++++++++++++++++++++++++++++++++++++
 mods/HUD/mcl_title/mod.conf |   4 +
 2 files changed, 165 insertions(+)
 create mode 100644 mods/HUD/mcl_title/init.lua
 create mode 100644 mods/HUD/mcl_title/mod.conf

diff --git a/mods/HUD/mcl_title/init.lua b/mods/HUD/mcl_title/init.lua
new file mode 100644
index 0000000000..9975ff840f
--- /dev/null
+++ b/mods/HUD/mcl_title/init.lua
@@ -0,0 +1,161 @@
+--TODO: use SSCSM to reduce lag and network trafic (just send modchannel messages)
+--TODO: exactly mc like layout
+
+local huds_idx = {}
+
+huds_idx.title = {}
+huds_idx.subtitle = {}
+huds_idx.actionbar = {}
+
+mcl_title = {}
+mcl_title.defaults = {fadein = 10, stay = 70, fadeout = 20}
+mcl_title.layout = {}
+mcl_title.layout.title = {position = {x = 0.5, y = 0.5}, alignment = {x = 0, y = -1.3}, size = 5}
+mcl_title.layout.subtitle = {position = {x = 0.5, y = 0.5}, alignment = {x = 0, y = 1.9}, size = 2}
+mcl_title.layout.actionbar = {position = {x = 0.5, y = 1}, alignment = {x = 0, y = -15}, size = 1}
+
+local get_color = mcl_util.get_color
+
+local function gametick_to_secondes(gametick)
+	return gametick / 20
+end
+
+
+--PARAMS SYSTEM
+local player_params = {}
+
+minetest.register_on_joinplayer(function(player)
+	player_params[player] = {
+		stay = gametick_to_secondes(mcl_title.defaults.stay),
+		--fadeIn = gametick_to_secondes(mcl_title.defaults.fadein),
+		--fadeOut = gametick_to_secondes(mcl_title.defaults.fadeout),
+	}	
+end)
+
+minetest.register_on_leaveplayer(function(player)
+	player_params = nil
+end)
+
+function mcl_title.params_set(player, data)
+	player_params[player] = {
+		stay = gametick_to_secondes(data.stay) or gametick_to_secondes(mcl_title.defaults.stay),
+		--fadeIn = gametick_to_secondes(data.fadeIn) or gametick_to_secondes(mcl_title.defaults.fadein),
+		--fadeOut = gametick_to_secondes(data.fadeOut) or gametick_to_secondes(mcl_title.defaults.fadeout),
+	}
+end
+
+function mcl_title.params_get(player)
+	return player_params[player]
+end
+
+--API FUNCTIONS
+
+function mcl_title.set(player, type, data)
+	if not data.color then
+		data.color = "white"
+	end
+	local _, hex_color = get_color(data.color)
+	if not hex_color then
+		return false
+	end
+
+	if huds_idx[type][player] then
+		player:hud_remove(huds_idx[type][player])
+	end
+
+	--TODO: enable this code then Fleckenstein's pr get merged
+	--[[
+	local bold
+	if data.bold == "true" then
+		bold = true
+	else
+		bold = false
+	end
+
+	local italic
+	if data.italic == "true" then
+		italic = true
+	else
+		italic = false
+	end]]
+
+	local stay = mcl_title.params_get(player).stay
+
+	huds_idx[type][player] = player:hud_add({
+		hud_elem_type = "text",
+		position  = mcl_title.layout[type].position,
+		alignment = mcl_title.layout[type].alignment,
+		text      = data.text,
+		--bold = bold,
+		--italic = italic,
+		size      = {x = mcl_title.layout[type].size},
+		number    = hex_color,
+		z_index   = 1100,
+	})
+
+	minetest.after(stay, function()
+		if huds_idx[type][player] then
+			player:hud_remove(huds_idx[type][player])
+		end
+		huds_idx[type][player] = nil
+	end)
+	return true
+end
+
+function mcl_title.remove(player, type)
+	if huds_idx[type][player] then
+		player:hud_remove(huds_idx[type][player])
+	end
+	huds_idx[type][player] = nil
+end
+
+function mcl_title.clear(player)
+	mcl_title.remove(player, "title")
+	mcl_title.remove(player, "subtitle")
+	mcl_title.remove(player, "actionbar")
+end
+
+minetest.register_on_dieplayer(function(player)
+	mcl_title.clear(player)
+end)
+
+
+--TEMP STUFF!!
+--TODO: remove then testing/tweaking done
+minetest.register_chatcommand("title", {
+	func = function(name, param)
+		local player = minetest.get_player_by_name(name)
+		mcl_title.set(player, "title", {text=param, color="gold"})
+	end,
+})
+
+minetest.register_chatcommand("subtitle", {
+	func = function(name, param)
+		local player = minetest.get_player_by_name(name)
+		mcl_title.set(player, "subtitle", {text=param, color="gold"})
+	end,
+})
+
+minetest.register_chatcommand("actionbar", {
+	func = function(name, param)
+		local player = minetest.get_player_by_name(name)
+		mcl_title.set(player, "actionbar", {text=param, color="gold"})
+	end,
+})
+
+minetest.register_chatcommand("timeout", {
+	func = function(name, param)
+		local player = minetest.get_player_by_name(name)
+		mcl_title.params_set(player, {stay = 600})
+	end,
+})
+
+minetest.register_chatcommand("all", {
+	func = function(name, param)
+		local player = minetest.get_player_by_name(name)
+		mcl_title.params_set(player, {stay = 600})
+		mcl_title.set(player, "title", {text=param, color="gold"})
+		mcl_title.set(player, "subtitle", {text=param, color="gold"})
+		mcl_title.set(player, "actionbar", {text=param, color="gold"})
+	end,
+})
\ No newline at end of file
diff --git a/mods/HUD/mcl_title/mod.conf b/mods/HUD/mcl_title/mod.conf
new file mode 100644
index 0000000000..0f29a8118c
--- /dev/null
+++ b/mods/HUD/mcl_title/mod.conf
@@ -0,0 +1,4 @@
+name = mcl_title
+description = Add an API to add in HUD title 
+depends = mcl_colors
+author = AFCMS
\ No newline at end of file